Astronomical Calendar - A.D. 2019

2019: International Year of the Periodic Table of Chemical Elements

Dominical Letter: "F" - Used in a Perpetual Calendar. For Year of 2019.


Authored By Glenn A. Walsh *** Sponsored By Friends of the Zeiss
Electronic Mail: < astrocalendar@planetarium.cc > *** Internet Web Cover Page: < http://www.planetarium.cc >
This Internet Web Page: < http://buhlplanetarium4.tripod.com/astrocalendar/2019.html >
SpaceWatchtower Blog
2019 January

Internet Web Site Master Index for the History of
The Buhl Planetarium and Institute of Popular Science, Pittsburgh

SpaceWatchtower Blog


ASTRONOMICAL / CALENDAR EVENTS --

A.D. 2019

January ** February ** March

April ** May ** June

July ** August ** September

October ** November ** December


2019

Equinoxes (EQX), Solstices (SOLC), and Cross-Quarter (XQ) Days

Chronological Cycles and Eras

Astro Calendar
Current Month

Astro Calendar
Archives


Constellations
For Year

Star Charts
For Year

Moon Phases:
Archive * 2019 * Today

Next 27.32166 Days (Orbital Period)
(Scroll to bottom of page)

Planets, Stars, Sky Events:
Today *** This Week

Solar System *** Archive

Occultations:

Archive * 2019

10,000-Year
Calendar

Astronomy Links

Science Links

Astronomical Glossary
Click here for links to the Moon, planets, star clusters, stars, and other astronomical terms referred to in this Astronomical Calendar.

2019 Equinoxes (EQX), Solstices (SOLC), and Cross-Quarter (XQ) Days - Archive

* Sat., Feb. 2 - Traditional Astronomical Cross-Quarter Day Imbolc, and also Candlemas, better known as Groundhog Day. (First traditional Astronomical Cross-Quarter Day of year; approximate mid-way point in Winter season: Feb. 1 Eve - Feb. 2).
(Groundhog Day at Gobler's Knob, Punxsutawney PA 15767, home of Punxsutawney Phil: - Sunrise: 7:26 a.m. EST / 12:26 UTC) .

* Sun., Feb. 3, 10:01 p.m. EST / Feb. 4, 3:01 UTC - Actual Astronomical Cross-Quarter Day (First actual Astronomical Cross-Quarter Day of year; mid-way point in Winter season: ~Feb. 4).
Traditional Cross-Quarter Day.

* Wed., March 20, 5:58 p.m. EDT / 21:58 UTC - Vernal Equinox - Season of Spring begins in Earth's Northern Hemisphere: beginning of New Year (solar calendar) in Afghanistan and Iran. (~March 20)

* Wed., May 1 - Traditional Astronomical Cross-Quarter Day Beltaine, better known as May Day - Second traditional Astronomical Cross-Quarter Day of year; approximate mid-way point in Spring season (May 1).

* Sat., May 5, 2:58 p.m. EDT / 18:58 UTC - Actual Astronomical Cross-Quarter Day Beltaine, better known as May Day - Second traditional Astronomical Cross-Quarter Day of year; mid-way point in Spring season (~May 5-6).
Traditional Cross-Quarter Day.

* Fri., June 21, 11:54 a.m. EDT / 15:54 UTC - Summer Solstice - Season of Summer begins in Earth's Northern Hemisphere (~June 21).
Also see 1985-1991: Summer "Solstice Day," Annual Free Day at Buhl Planetarium.

* Thur., Aug. 1 - Astronomical Mid-Point of Summer - Traditional Astronomical Cross-Quarter Day, also known as “Lammas” (in the United Kingdom) and “Lughnassad” (in Ireland). Considered approximate date of First Harvest (third traditional cross-quarter day of the year), approximately between the Midsummer Solstice and the Autumnal Equinox (July 31 Eve - Aug. 1).

* Tue., Aug. 7, 3:19 p.m. EDT / 19:19 UTC - Astronomical Mid-Point of Summer - Actual Astronomical Cross-Quarter Day (halfway between the June Solstice and September Equinox: ~Aug. 6 to 7).
Traditional Cross-Quarter Day.

* Mon., Sept. 23 - Falls Prevention Awareness Day (First day of Fall: ~Sept. 22-23).

* Mon., Sept. 23, 3:50 a.m. EDT / 7:50 UTC - Autumnal Equinox - Season of Autumn begins in Earth's Northern Hemisphere. (~Sept. 22)
Also see: Harvest Moon.

* Thur., Oct. 31 / Fri., Nov. 1 / Sat., Nov. 2 - Traditional Astronomical Cross-Quarter Day Samhain or "All-Hallowsmas", better known as Halloween (Oct. 31 - "All Hallows Eve"), All-Saints Day (Nov. 1), All-Souls Day (Nov. 2) (fourth and last traditional cross-quarter day of year).

What is a "Cross-Quarter Day" ?
What is the Astronomical significance of
Halloween, All-Saints Day, and All-Souls Day?
Link 1 *** Link 2 *** Link 3 *** Link 4

* Wed., Nov. 7, 12:14 a.m. EST / 17:14 UTC - Actual Astronomical Cross-Quarter Day (fourth and last actual cross-quarter day of the year: ~Nov. 6-7).
Traditional Cross-Quarter Day.

* Sat., Dec. 21 - Homeless Persons' Memorial Day. (First day of Winter; longest night of the year: ~Dec. 21)

* Sat., Dec. 21, 11:19 p.m. EST / Dec. 22, 4:19 UTC - Winter Solstice - Season of Winter begins in Earth's Northern Hemisphere. (~Dec. 21-22)
Also see: "The Stars of Winter" and "The Star of Bethlehem" Planetarium Sky Dramas (web sites include entire planetarium show scripts), performed each Winter in the Theater of the Stars of Pittsburgh's original Buhl Planetarium and Institute of Popular Science.

Chronological Cycles and Eras Corresponding to Anno Domini (A.D.) 2019 or 2019 Common Era (C.E.) - Archive

Unless otherwise indicated, all dates are given in terms of the Gregorian Calendar.
For recent years, January 14 of the Gregorian Calendar corresponds to January 1 of the Julian Calendar.

Dominical Letter: "F" - Used in a Perpetual Calendar. For Year of 2019.
Epact: 24.
Golden Number (Lunar Cycle): VI.
Roman Indiction: 12.
Solar Cycle (28-year cycle of the Julian calendar): 12.
Julian Period (Year of): 6732.

Byzantine Year 7528 Begins Sept. 14.
Jewish Year (A.M.) 5780 Begins at local Sunset, Sept. 29.
Chinese / Asian Lunar New Year (Lunar Calendar) - Year of the Pig 4717 Begins Feb. 5.
Roman A.U.C. (Dates from the founding of the City of Rome) Year 2772 Begins Jan. 14.
Nabonassar Year 2768 Begins April 19.
Japanese (Heisei) Year 2679 - Period or Era 30 Begins January 1.
Grecian Year (Selucidae) 2331 Begins Sept. 14 (or Oct. 14).
Indian Year (Saka) 1941 Begins March 22.
Diocletian Era (Era of the Martyrs) Year 1736 Begins Sept. 12.
Islamic (Hegira) (FCNA date) Year 1441 Begins at first viewing of lunar crescent (New Moon) on evening (after local Sunset) of Aug. 30.

NEWS: Astronomy, Space, Science

History of Buhl Planetarium and Institute of Popular Science, Pittsburgh


A.D. 2019

Astronomical Calendar: 2019 January
Monthly Observances This Month

2019: International Year of the Periodic Table of Chemical Elements

Eclipses: Solar - Jan. 5 to 6 *** Lunar - Jan. 20 to 21

Quadrantid Meteor Shower: Jan. 3 to 4

Moon Phases:
Today *** Calendar Month
Next 27.32166 Days
(Orbital Period)

Planets, Stars, Sky Events:
Today *** This Week
Solar System *** Occultations
Constellations *** Star Chart
View ISS (Space Station)

2019 Equinoxes (EQX), Solstices (SOLC), and Cross-Quarter (XQ) Days
2019 Chronological Cycles and Eras
Dominical Letter: "F" - Used in a Perpetual Calendar. For Year of 2019.

Astronomical Glossary
of Terms Used

Astronomical Calendar
Archives

Other
Astronomical Calendars: Link 1 * Link 2

10,000-Year Calendar

Rise & Set Times

Current Sky Events & Astro Phenomena

News: Astronomy, Space, Science --

Weekly: SpaceWatchtower Blog

Daily: SpaceWatchtower Twitter Feed

History of Pittsburgh's Original
Buhl Planetarium and Institute of Popular Science

Astronomy Links

Science Links


a.m. = Ante-Meridiem (Morning: Midnight to a moment before Noon)

p.m. = Post-Meridiem (Afternoon & Evening: a moment after Noon to a moment before Midnight of the next day)

EST = Eastern Standard Time *** EDT = Eastern Daylight Saving Time *** UTC = Coordinated Universal Time


* Nov. 1 to April 30 - Use of life jackets by every person on a small boat (less than 16 feet in length), during cold-weather months, is mandatory. (Nov. 1 to April 30)

* Mon., 2018 Dec. 31 - Make Up Your Mind Day. (Dec. 31)

* Mon., 2018 Dec. 31 - Eve of New Year's Day (Traditional). (Dec. 31)

* Mon., 2018 Dec. 31, 7:00:00 p.m. EST / 2019 Jan. 1, 00:00:00 UTC - Marks the beginning of the New Year by the Coordinated Universal Time scale, the time scale used by many scientists. (Dec. 31)

* Mon., 2018 Dec. 31, 9:20 p.m. EST / 2019 Jan. 1, 2:20 UTC - Mars enters Constellation Aries the Ram.

* Tue., Jan. 1 - Feast of the Circumcision of Christ - Eighth day of the 12 days of Christmas: Dec. 25 to Jan. 5. During the Gregorian Calendar reform, Pope Gregory XIII, chose the Feast of the Circumcision of Christ as the beginning of the New Year in the Roman Catholic Church's Liturgical Year; previously, the Feast of the Annunciation on March 25 (also the Vernal Equinox in the "original" Julian Calendar adopted by the second King of Rome, Numa Pompilius, in the 7th century B.C.) had been considered the beginning of the New Year. (Jan. 1)

* Tue., Jan. 1 - Last day of Kwanzaa - Week-long holiday observance honoring African-American heritage. (Dec. 26 to Jan. 1)

* Mon., Jan. 1 (1863) - Anniversary: Emancipation Proclamation issued by U.S. President Abraham Lincoln during the American Civil War, which decreed that slaves in the rebellious states are free forever. (Jan. 1)

* Tue., Jan. 1 - First Day Hikes in America’s State Parks. (Jan. 1)

* Tue., Jan. 1, 12:00:00 Midnight (00:00:00) Prevailing Local Time - For Eastern Standard Time (EST) Zone in North America: 12:00:00 Midnight EST / 5:00:00 Coordinated Universal Time (UTC) which correlates with 12:00:00 Midnight EST - New Year's Day: New Calendar Year begins. (Jan. 1)

* Tue., Jan. 1, 12:33 a.m. EST / 5:33 UTC - NASA's New Horizons interplanetary space probe (which flew-past Dwarf Planet Pluto on 2015 July 14) flies-by Kuiper Belt object (similar to small asteroid or comet) Ultima Thule.
First photograph of Ultima Thule received by NASA

* Tue., Jan. 1, 5:00 p.m. EST / 22:00 UTC - Venus 1.3 degrees south of the Moon.

* Wed., Jan. 2, 1:00 a.m. EST / 6:00 UTC - Saturn in conjunction with the Sun (Saturn not visible, even with a telescope).

* Thur., Jan. 3 - U.S. Congress begins first session of 116th Congress, U.S. Capitol Building, Washington DC. (Jan. 3)

* Thur., Jan. 3, 12:00 Midnight EST / 5:00 UTC - Earth at perihelion (closest Earth approach to the Sun in New Year): 91,403,553 statute miles / 147,099,761 kilometers. (Jan. 2 to 4)

* Thur., Jan. 3, 3:00 a.m. EST / 8:00 UTC - Jupiter 3 degrees south of the Moon.

* Thur., Jan. 3, 6:14 a.m. EST / 11:14 UTC - As it appears in the sky, Moon approaches closest to Jupiter.

* Thur., Jan. 3, 10:00 p.m. EST / Jan. 4, 3:00 UTC - (Best viewing: Midnight to Dawn) - Peak of Quadrantid Meteor Shower. (Jan. 3 to 4)

* Fri., Jan. 4 - Latest time of sunrise, for the year, for locales (such as Pittsburgh) at or near +40 North Latitude. (Jan. 4)

* Fri., Jan. 4, 1:00 p.m. EST / 18:00 UTC - Mercury 3 degrees south of the Moon.

* Sat., Jan. 5 - National Bird Day. (Jan. 5)

* Sat., Jan. 5 - National Returns Day - When the most UPS returns packages are sent back to retailers. (Jan. 5)

* Sat., Jan. 5, Evening - "12th Night" of Christmas; end of the 12 days of Christmas, which began on Christmas Day. (Jan. 5)

***

* Sat., Jan. 5, 8:28 p.m. EST / Jan. 6, 1:28 UTC - Primary Moon Phase: New Moon - Lunation # 1188.

* Sat., Jan. 5, 8:41:27 p.m. EST / Jan. 6, 1:41:27 UTC - Time of greatest eclipse for Partial Solar Eclipse / Partial Eclipse of the Sun, visible in northeastern section of Asia (including Japan and portions of Russia and China) and the North Pacific Ocean, and a small part of the eclipse may be visible in extreme western Alaska -
Link 1 *** Link 2 *** Link 3
SOLAR ECLIPSE / ECLIPSE OF THE SUN: TIPS FOR SAFE VIEWING

***

* Sun., Jan. 6 - Feast of the Epiphany; the day after the "12th Night" of Christmas. Tradition celebrates Epiphany as day the Magi arrived in Bethlehem to present gifts to the Christ child. (Jan. 6)

* Mon., Jan. 7 - Orthodox Christmas - As determined by Julian Calendar. (Jan. 7)

* Mon., Jan. 7, 6:18 a.m. EST / 11:18 UTC - As it appears in the sky, Venus enters Constellation Sagittarius the Archer.

* Mon., Jan. 8 (1851), 2:00 a.m. Paris Time - Earth's Rotation Day - Anniversary: French physicist Jean Leon Foucault develops a simple device to finally demonstrate and prove that the Earth rotates on its axis: Foucault Pendulum. He demonstrated the Foucault Pendulum, before scientists at the Paris Observatory, on 1851 February 3.
Near the end of his life, Jean Leon Foucault also developed the Siderostat-type Refractor Telescope. (Jan. 8)

* Tue., Jan. 8 (1918) - Mount Wilson Observatory Astronomer Harlow Shapley discovered true magnitude of Milky Way Galaxy and true location of Earth and our Solar System in the Milky Way Galaxy.
On 1941 November 19, Harvard College Observatory Director Harlow Shapley delivered the keynote address at the dedication for a rather unique 10-inch Siderostat-Type Refractor Telescope at Pittsburgh's original Buhl Planetarium and Institute of Popular Science. (Jan. 8)

* Tue., Jan. 8, 11:00 p.m. EST / Jan. 9, 4:00 UTC - Moon at apogee: 252,349 statute miles / 406,117 kilometers.

* Wed., Jan. 9 (1793) - First balloon flight in America. (Jan. 9)

* Thur., Jan. 10 (1920) - Founding of the League of Nations. (Jan. 10)

* Thur., Jan. 10, 5:00 p.m. EST / 22:00 UTC - Neptune 3 degrees north of the Moon.

* Fri., Jan. 11 - Learn Your Name in Morse Code Day. (Jan. 11)

* Fri., Jan. 11 - National Milk Day. (Jan. 11)

* Fri., Jan. 11 - National Human Trafficking Awareness Day. (Jan. 11)

* Sat., Jan. 12 - Mercury at aphelion.

* Sat., Jan. 12, 3:00 p.m. EST / 20:00 UTC - Mars 5 degrees north of the Moon (appears closest visually 6:51 p.m. EST / 23:51 UTC).

* Sun., Jan. 13 - New Year's Eve, according to the Julian Calendar. (Jan. 13)

* Mon., Jan. 14 - Beginning of the New Year, according to the Julian Calendar. (Jan. 14)

* Mon., Jan. 14 - National Clean Off Your Desk Day. (2nd Monday of January)

* Mon., Jan. 14, 1:45 a.m. EST / 6:45 UTC - Primary Moon Phase: First Quarter.

* Mon., Jan. 14, 7:00 a.m. EST / 12:00 UTC - Uranus 5 degrees north of the Moon.

* Tue., Jan. 15 (1929) - Anniversary of the Birthday of Martin Luther King, Jr. (Observed - USA: Third Monday in January): Birth of Rev. Dr. Martin Luther King, Jr.. (Jan. 15)

* Tue., Jan. 15 (2001) - Anniversary of launch of Wikipedia, free-of-charge, on-line encyclopedia. (Jan. 15)

* Thur., Jan. 17 - Kid Inventors’ Day (K.I.D.), on January 17 in honor of the birth of famous inventor Benjamin Franklin, who invented the first swim flippers at the age of 12. (Jan. 17)

* Mon., Jan. 21 - Martin Luther King, Jr. Day (Observed - USA: Third Monday in January): Birth of Rev. Dr. Martin Luther King, Jr.: 1929 Jan. 15. (Third Monday in January)

* Mon., Jan. 21 - Squirrel Appreciation Day. (Jan. 21)

***

* Mon., Jan. 21, 12:12:16.0 a.m. EST / 5:12:16.0 UTC - Time of greatest eclipse for Total Lunar Eclipse / Total Eclipse of the Moon, visible throughout the Western Hemisphere as well as portions of the eclipse visible in Europe, Africa, and the Middle East - Link 1 *** Link 2 *** Link 3 *** Link 4
ALWAYS SAFE TO LOOK AT A LUNAR ECLIPSE / ECLIPSE OF THE MOON WITH THE NAKED-EYE (ONE-POWER), BINOCULARS, OR A TELESCOPE.

* Mon., Jan. 21, 12:16 a.m. EST / 5:16 UTC - Primary Moon Phase: Full Moon (Wolf Moon).
As this Full Moon is near the monthly Lunar Perigee, some consider this a so-called "Super-Moon."

* Mon., Jan. 21, 3:00 p.m. EST / 20:00 UTC - Moon at perigee: 222,042 statute miles / 357,342 kilometers.
Large Tides Along Ocean Coast-Lines Predicted, due to Primary Moon Phase of Full Moon (and Total Lunar Eclipse / Total Eclipse of the Moon) only hours before Lunar Perigee.

***

* Mon., Jan. 21, 11:00 a.m. EST / 16:00 UTC - Moon 0.6 degree south of Beehive Open Star Cluster (M44).

* Jan. 22 to 27 - National Drug & Alcohol Facts Week. (4th week of January)

* Tue., Jan. 22, 12:00 Midnight EST / 5:00 UTC - Venus 2 degrees north of Jupiter (appears visually closest 5:43 a.m. EST / 10:43 UTC).

* Thur., Jan. 24 - National Compliment Day. (Jan. 24)

* Fri., Jan. 25 (1915) - First transcontinental telephone call. (Jan. 25)

* Fri., Jan. 25 - Earned Income Tax Credit Awareness Day. (Last Friday in January)

* Fri., Jan. 25, 1:17 a.m. EST / 6:17 UTC - Uranus enters Constellation Aries the Ram.

* Sat., Jan. 26 - Australia Day, commemorating the first landing in Australia by Captain Arthur Phillip. (Jan. 26)

* Jan. 27 to Feb. 2 - National Catholic Schools Week. (End of January / Beginning of February)

* Jan. 27 to Feb. 5, 8:00 to 10:00 p.m. Prevailing Local Time - CITIZEN SCIENCE: Monthly Globe at Night campaign, to raise public awareness of the impact of light pollution by encouraging everyone everywhere to measure local levels of night sky brightness and contribute observations on-line to a world map.

* Sun., Jan. 27 - Holocaust Remembrance Day (UN). (Jan. 27)

* Sun., Jan. 27 (1967) - Anniversary of Apollo 1 fire; three astronauts perished: Gus Grissom, Ed White, Roger Chaffee. (Jan. 27)

* Sun., Jan. 27 (1926) - First public demonstration, in London, of a black-and-white, mechanical television system. (Jan. 27)

* Sun., Jan. 27, 4:10 p.m. EST / 21:10 UTC - Primary Moon Phase: Last Quarter.

* Jan. 28 to Feb. 1 - Tax Identity Theft Awareness Week. (Last business week of January / first business week of February).

* Mon., Jan. 28 (1986) - Anniversary of STS Space Shuttle Challenger explosion; seven astronauts perished: Francis Scobee, Michael Smith, Elison Onizuka, Judith Resnik, Ronald McNair, Gregory Jarvis, Christa McAuliffe (Teacher-in-Space). (Jan. 28)
Viewed at Pittsburgh's original Buhl Planetarium and Institute of Popular Science (a.k.a. Buhl Science Center).

* Mon., Jan. 28 - Data Privacy Day. (Jan. 28)

* Mon., Jan. 28 - National Bubble-Wrap Appreciation Day, first used by IBM to safely ship computers in 1961. (Last Monday of January)

* Tue., Jan. 29 - Earned Income Tax Credit (EITC) Awareness Day. (Jan. 29)

* Tue., Jan. 29 - Puzzle Day. (Jan. 29)

* Tue., Jan. 29, 10:00 p.m. EST / Jan. 30, 3:00 UTC - Mercury in superior conjunction (Mercury not visible, even with a telescope).

* Wed., Jan. 30, 7:00 p.m. EST / Jan. 31, 0:00 UTC - Jupiter 3 degrees south of the Moon.

* Thur., Jan. 31 (1958) - Anniversary of the first successful launch, by the USA, of an artificial satellite: Explorer 1. (Jan. 31)

* Thur., Jan. 31, 1:00 p.m. EST / 18:00 UTC - Venus 0.1 degree south of the Moon; occultation: eastern portion of Micronesia, Polynesia but not including Hawaii, Galapagos Islands, southern portion of Central America, northwestern portion of South America.

Astronomical Calendar: 2019 February
Monthly Observances This Month

2019: International Year of the Periodic Table of Chemical Elements

Moon Phases:
Today *** Calendar Month
Next 27.32166 Days
(Orbital Period)

Planets, Stars, Sky Events:
Today *** This Week
Solar System *** Occultations
Constellations *** Star Chart
View ISS (Space Station)

2019 Equinoxes (EQX), Solstices (SOLC), and Cross-Quarter (XQ) Days
2019 Chronological Cycles and Eras
Dominical Letter: "F" - Used in a Perpetual Calendar. For Year of 2019.

Astronomical Glossary
of Terms Used

Astronomical Calendar
Archives

Other
Astronomical Calendars: Link 1 * Link 2

10,000-Year Calendar

Rise & Set Times

Current Sky Events & Astro Phenomena

News: Astronomy, Space, Science --

Weekly: SpaceWatchtower Blog

Daily: SpaceWatchtower Twitter Feed

History of Pittsburgh's Original
Buhl Planetarium and Institute of Popular Science

Astronomy Links

Science Links


a.m. = Ante-Meridiem (Morning: Midnight to a moment before Noon)

p.m. = Post-Meridiem (Afternoon & Evening: a moment after Noon to a moment before Midnight of the next day)

EST = Eastern Standard Time *** EDT = Eastern Daylight Saving Time *** UTC = Coordinated Universal Time


* Nov. 1 to April 30 - Use of life jackets by every person on a small boat (less than 16 feet in length), during cold-weather months, is mandatory. (Nov. 1 to April 30)

* Jan. 27 to Feb. 2 - National Catholic Schools Week. (End of January / Beginning of February)

* Jan. 27 to Feb. 5, 8:00 to 10:00 p.m. Prevailing Local Time - CITIZEN SCIENCE: Monthly Globe at Night campaign, to raise public awareness of the impact of light pollution by encouraging everyone everywhere to measure local levels of night sky brightness and contribute observations on-line to a world map.

* Jan. 29 to Feb. 2 - Tax Identity Theft Awareness Week. (Last business week of January / first business week of February).

* Fri., Feb. 1 (2003) - Anniversary of STS Space Shuttle Columbia disintegration during re-entry; seven astronauts perished: Rick Husband, William McCool, David Brown, Kalpana Chawla, Michael Anderson, Laurel Clark, Ilan Ramon. (Feb. 1)

* Fri., Feb. 1 (1865) - National Freedom Day -Date in 1865 when U.S. President Abraham Lincoln signed a resolution proposing the Thirteenth Amendment to the United States Constitution prohibiting slavery. (Feb. 1)

* Fri., Feb. 1 - National Change Your Password Day!. (Feb. 1)

* Fri., Feb. 1 - World Read Aloud Day. (Feb. 1)

* Fri., Feb. 1 - National Wear Red Day - Go Red for Women movement to heart disease in women (American Heart Association). (First Friday in Feb.)

* Feb. 2 to 9 - World Orphan Week. (1st full week of February)

* Sat., Feb. 2 - Traditional Astronomical Cross-Quarter Day Imbolc, and also Candlemas, better known as Groundhog Day. (First traditional Astronomical Cross-Quarter Day of year; approximate mid-way point in Winter season: Feb. 1 Eve - Feb. 2).
(Groundhog Day at Gobler's Knob, Punxsutawney PA 15767, home of Punxsutawney Phil: - Sunrise: 7:25 a.m. EST / 12:25 UTC) .
Actual Cross-Quarter Day.

* Sat., Feb. 2, 2:00 a.m. EST / 7:00 UTC - Saturn 0.6 degree south of the Moon; occultation: central and southern portions of Europe, Middle East, northern and northeastern portions of Africa, portions of southern Russia, western portion of Asia.

* Sat., Feb. 2, 3:00 p.m. EST / 20:00 UTC - Dwarf Planet Pluto 0.6 degree south of the Moon; occultation: central and western sections of North America (however, not visible in Alaska except visible in Aleutian Islands), Hawaii, northern portion of Micronesia.

* Sun., Feb. 3 (1851) - Anniversary: Jean Leon Foucault first demonstrates, before scientists in the Meridian Room of the Paris Observatory, the Foucault Pendulum, which is a proof that the Earth rotates on its axis. He had invented the device on 1851 January 8.
Near the end of his life, Jean Leon Foucault also developed the Siderostat-type Refractor Telescope. (Feb. 3)

* Sun., Feb. 3, 5:29 p.m. EST / 22:29 UTC - As it appears from Earth, Venus enters Constellation Capricornus the Horned Goat.

* Sun., Feb. 3, 10:01 p.m. EST / Feb. 4, 3:01 UTC - Actual Astronomical Cross-Quarter Day (First actual Astronomical Cross-Quarter Day of year; mid-way point in Winter season: ~Feb. 4).
Traditional Cross-Quarter Day.

* Mon., Feb. 4 - Transit Equity Day to honor Rosa Parks on her birthday, for her act of resistance by refusing to give up her seat on the bus in Montgomery, Alabama in 1955, which was a catalyst for the civil rights movement. (Feb. 4 - birthday of Rosa Parks)

* Mon., Feb. 4 - World Cancer Day (WCD). (Feb. 4)

* Mon., Feb. 4 - Thank A Mailman Day. (Feb. 4)

* Mon., Feb. 4 - Lichun - Beginning of first Solar term (of 24 Solar terms in one year) of traditional East Asia calendars (begins when the Sun reaches the celestial longitude of 315° and ends when it reaches the longitude of 330°); also known as the start of Spring (Occurs each year around Feb. 4)

* Mon., Feb. 4, 4:03 p.m. EST / 21:03 UTC - Primary Moon Phase: New Moon - Lunation # 1189.

* Tue., Feb. 5 - Chinese / Asian Lunar New Year, based on a lunisolar calendar of which dates indicate both the moon phase and the time of the solar year. This marks the beginning of the Chinese / Asian Lunar New Year Year of the Pig.

* Tue., Feb. 5 - National Weatherperson's Day - Birth of one of America's first weather observers, John Jeffries (picture): 1744 February 5. (Feb. 5)

* Tue., Feb. 5 - Safer Internet Day. [Second day (Tuesday) of the second (business) week of February]

* Tue., Feb. 5 - African American Coaches Day about the benefits of working with a personal or business coach. (First Tuesday in February)

* Tue., Feb. 5, 4:00 a.m. EST / 9:00 UTC - Moon at apogee: 252,621.56506 statute miles / 406,555 kilometers.

* Wed., Feb. 6, 3:00 a.m. EST / 8:00 UTC - Asteroid / Minor Planet 4 Vesta 1.1 degrees south of the Moon; occultation: portions of western Russia.

* Thur., Feb. 7 (1863) - Periodic Table (of Chemical Elements) Day. (Feb. 7)

* Thur., Feb. 7, 1:00 a.m. EST / 6:00 UTC - Neptune 3 degrees north of the Moon.

* Fri., Feb. 8 (1910) - Anniversary of founding of the Boy Scouts of America. (Feb. 8)

* Sun., Feb. 10 - Autism Sunday / International Day of Prayer for Autism and Asperger Syndrome. (Second Sunday of February)

* Sun., Feb. 10, 11:00 a.m. EST / 16:00 UTC - Mars 6 degrees north of the Moon.

* Sun., Feb. 10, 3:00 p.m. EST / 20:00 UTC - Uranus 5 degrees north of the Moon.

* Mon., Feb. 11 (1732) - Anniversary of birth of first American President, George Washington, according to Julian Calendar (also known as "Old Style Calendar"), at use at that time; according to Gregorian Calendar, which we use today, George Washington's birthday occurred on Feb. 22. (Feb. 11)
See also: Washington's Birthday Observed / Presidents' Day * Washington's Birthday Actual (Julian Calendar) * Washington's Birthday Actual (Gregorian Calendar) * Lincoln's Birthday.

* Mon., Feb. 11 - National Inventors' Day, anniversary of the birth of the inventor Thomas Alva Edison. (Feb. 11)

* Mon., Feb. 11 - National Clean Out Your Computer Day. (Second Monday in February)

* Tue., Feb. 12 (1809) - Anniversary of birth of 16th American President, Abraham Lincoln. (Feb. 12)
See also: Washington's Birthday Observed / Presidents' Day * Washington's Birthday Actual (Julian Calendar) * Washington's Birthday Actual (Gregorian Calendar) * Lincoln's Birthday.

* Tue., Feb. 12 (1809) - Anniversary of birth of English naturalist, Charles Darwin; Darwin Day. (Feb. 12)

* Tue., Feb. 12, 5:26 p.m. EST / 22:26 UTC - Primary Moon Phase: First Quarter.

* Wed., Feb. 13 - World Radio Day (WRD). (Feb. 13)

* Wed., Feb. 13 - Galentine’s Day - Fun holiday for women, created in 2010 by the NBC-TV program, Parks and Recreation. (Feb. 13 - always day before St. Valentine's Day)

* Wed., Feb. 13, 3:00 p.m. EST / 20:00 UTC - Mars 1.1 degrees north of Uranus.

* Wed., Feb. 13, 11:00 p.m. EST / Feb. 14, 4:00 UTC - Star Aldebaran 1.7 degrees south of the Moon.

* Thur., Feb. 14 - St. Valentine's Day. (Feb. 14)

* Thur., Feb. 14 - Library Lovers Day. (Feb. 14)

* Thur., Feb. 14 - International Book Giving Day. (Feb. 14)

* Thur., Feb. 14 - National Have a Heart Day to promote awareness of our food choices so as to get or maintain a healthy heart. (Feb. 14)

* Thur., Feb. 14 - National Organ Donor Day. (Feb. 14)
Also see: Story of the youngest heart-lungs transplant recipient, who received her first transplant operation shortly after visiting Pittsburgh's Buhl Planetarium in November of 1985.

* Thur., Feb. 14, 5:51 a.m. EST / 10:51 UTC - As it appears from Earth, Mars enters Constellation Taurus the Bull.

* Fri. through Mon., Feb. 15, 16, 17, 18 - CITIZEN SCIENCE: The Great Backyard Bird Count. (Presidents' Day holiday weekend, starting on Friday)

* Fri., Feb. 15 (1564) - Anniversary of the birth of Italian Astronomer Galileo Galilei. (Feb. 15)

* Fri., Feb. 15 (2013) - Chelyabinsk, Russia Meteor, a super-bolide caused by an approximately 20 m (66 ft) near-Earth asteroid, which caused wide-spread damage in Chelyabinsk, Russia. (Feb. 15)

* Fri., Feb. 15 (1820) - Susan B. Anthony Day - Anniversary of the birth of Susan B. Anthony and commemoration of women's suffrage in the United States. (Feb. 15)

* Feb. 17 to 23 - National Engineers Week. [Third or fourth week in February (Sunday through Saturday), which includes George Washington's actual birthday of February 22]

* Feb. 17 to 23 - National Brotherhood Week. (Week which includes Feb. 22, which coincides with George Washington's birthday)

* Sun., Feb. 17 (1869) - 150th Anniversary: Periodic Table of Chemical Elements. (Feb. 17)

* Sun., Feb. 17 (2015) - Fireball over Pittsburgh seen in several states. (Feb. 17)

* Sun., Feb. 17 - Random Acts Of Kindness Day. (Feb. 17)

* Sun., Feb. 17, 11:00 p.m. EST / Feb. 18, 4:00 UTC - Moon 0.6 degree south of the Beehive Open Star Cluster (M44).

* Feb. 18 to 22 - Fair Use / Fair Dealing Week, commissioned by the Association of Research Libraries. (Last full business week of February)

* Mon., Feb. 18 (1930) - Anniversary: Date of discovery of Planet Pluto (now designated Dwarf Planet 134340 Pluto) discovered by Clyde Tombaugh working at Lowell Observatory in Flagstaff, Arizona. (Feb. 18)

* Mon., Feb. 18 - Washington's Birthday Observed / Presidents' Day. (USA Federal Holiday: Third Monday in Feb.)
See also: Washington's Birthday Observed / Presidents' Day * Washington's Birthday Actual (Julian Calendar) * Washington's Birthday Actual (Gregorian Calendar) * Lincoln's Birthday.
Also see: The Astronomy President.

* Mon., Feb. 18, 9:00 a.m. EST / 14:00 UTC - Venus 1.1 degrees north of Saturn (closest approach of the two planets: 5:42 a.m. EST / 10:42 UTC).

* Tue., Feb. 19 (1473) - Anniversary: Birth of famous Polish astronomer Nicolaus Copernicus. (Feb. 19)
A portrait of Nicolaus Copernicus, donated to Pittsburgh's original Buhl Planetarium and Institute of Popular Science by the Polish Arts League of Pittsburgh, hung on the Mezzanine of Buhl Planetarium.
Also see photograph of the inscription of the name "Copernicus," just under the outer planetarium dome of Pittsburgh's original Buhl Planetarium and Institute of Popular Science.

* Tue., Feb. 19 (1968) - Anniversary: National premiere on National Educational Television (NET - predecessor of PBS, the Public Broadcasting Service) of landmark children's television program, Mister Rogers' Neighborhood, which included puppet character King Friday the 13th (originated at WQED-TV channel 13 in Pittsburgh). (Feb. 19)

* Tue., Feb. 19, 4:00 a.m. EST / 9:00 UTC - Moon at perigee: 221,681.00791 statute miles / 356,761 kilometers.
Large Tides Along Ocean Coast-Lines Predicted, due to Primary Moon Phase of Full Moon only hours after Lunar Perigee.

* Tue., Feb. 19, 10:53 a.m. EST / 15:53 UTC - Primary Moon Phase: Full Moon (Snow Moon).
Largest Full Moon visible from Earth, and closest Full Moon to Earth, in 2019, due to Lunar Perigee only hours earlier - what some refer to as a so-called "Super-Moon."

* Wed., Feb. 20 (1491) - Anniversary: "Comet of 1491" which, until 2002, was considered the closest comet to ever approach the Earth. Today, this comet is not considered the closest comet to ever approach the Earth, due to the unreliability of data. (Feb. 20)
More information.

* Thur., Feb. 21 - Introduce a Girl to Engineering Day. (Thursday of National Engineering Week)

* Thur., Feb. 21 - International Mother Language Day. (Feb. 21)

* Thur., Feb. 21 - Zodiacal Light visible, with difficulty after evening twilight (visible for up to an hour after dusk) in the western sky of the Northern Hemisphere, for the next two weeks. (February, March)

* Feb. 22 to 24 - National Girl Scout Cookie Weekend. (Last weekend of February / first weekend of March)

* Fri., Feb. 22 (1732) - Anniversary of birth of first American President, George Washington, according to Gregorian Calendar, which we use today; according to Julian Calendar (also known as "Old Style Calendar") at use at that time, George Washington's birthday occurred on Feb. 11. (Feb. 22)
See also: Washington's Birthday Observed / Presidents' Day * Washington's Birthday Actual (Julian Calendar) * Washington's Birthday Actual (Gregorian Calendar) * Lincoln's Birthday.

* Fri., Feb. 22 - National Brotherhood Day. (Feb. 22 - coincides with George Washington's birthday)

* Feb. 24 to March 2 - Montessori Education Week. (Last week of February / first week of March)

* Sun., Feb. 24 (1914) - Anniversary of the concept of the Projection Planetarium. (Feb. 24)

* Feb. 25 to March 2 - America Saves Week. (Last week of Feb. - Same week as Military Saves Week)

* Feb. 25 to March 2 - Military Saves Week. (Last week of Feb. - Same week as America Saves Week)

* Mon., Feb. 25 - Equilux when considering Civil Twilight (Dawn before sunrise and Dusk after sunset) - When considering Civil Twilight, the day when daylight and darkness, both, have the same length of hours and minutes. Occurs twice each year, approximately 23 days before the Vernal Equinox and 23 days after the Autumnal Equinox. (Feb. 25-26, Oct. 15)

* Mon., Feb. 25 - Mercury at perihelion.

* Feb. 26 to March 7, 8:00 to 10:00 p.m. Prevailing Local Time - CITIZEN SCIENCE: Monthly Globe at Night campaign, to raise public awareness of the impact of light pollution by encouraging everyone everywhere to measure local levels of night sky brightness and contribute observations on-line to a world map.

* Tue., Feb. 26 - World Spay Day. (Last Tuesday of every February)

* Tue., Feb. 26, 6:28 a.m. EST / 11:28 UTC - Primary Moon Phase: Last Quarter.

* Wed., Feb. 27 - International Polar Bear Day. (Feb. 27)

* Wed., Feb. 27, 9:00 a.m. EST / 14:00 UTC - Jupiter 2 degrees south of the Moon (as it appears from Earth, closest approach of Jupiter, by the Moon, at 4:25 a.m. EST / 9:25 UTC).

* Thur., Feb. 28 - Digital Learning Day. (4th Thursday in February)

* Thur., Feb. 28 - Rare Disease Day. (Last day of February: Feb. 28 or 29)

* Thur., Feb. 28, ~4:55 a.m. Prevailing Local Time - Andromeda Galaxy (M31) rises in the northeastern sky.

* Fri., March 1 (1504 Feb. 29 to March 1) - Anniversary of total lunar eclipse used by Christopher Columbus, to scare the natives of Jamaica into providing food and other provisions for his sailors. (Feb. 29 to March 1)
Also see first recorded lunar eclipse in continental North America.

Astronomical Calendar: 2019 March
Monthly Observances This Month

"March roars in like a lion and goes out like a lamb."
(Origin: Constellations Leo the Lion & Aries the Ram)

2019: International Year of the Periodic Table of Chemical Elements

Daylight Saving Time Begins March 10

Spring Begins: ~ March 19, 20, 21

Moon Phases:
Today *** Calendar Month
Next 27.32166 Days
(Orbital Period)

Planets, Stars, Sky Events:
Today *** This Week
Solar System *** Occultations
Constellations *** Star Chart
View ISS (Space Station)

2019 Equinoxes (EQX), Solstices (SOLC), and Cross-Quarter (XQ) Days
2019 Chronological Cycles and Eras
Dominical Letter: "F" - Used in a Perpetual Calendar. For Year of 2019.

Astronomical Glossary
of Terms Used

Astronomical Calendar
Archives

Other
Astronomical Calendars: Link 1 * Link 2

10,000-Year Calendar

Rise & Set Times

Current Sky Events & Astro Phenomena

News: Astronomy, Space, Science --

Weekly: SpaceWatchtower Blog

Daily: SpaceWatchtower Twitter Feed

History of Pittsburgh's Original
Buhl Planetarium and Institute of Popular Science

Astronomy Links

Science Links


a.m. = Ante-Meridiem (Morning: Midnight to a moment before Noon)

p.m. = Post-Meridiem (Afternoon & Evening: a moment after Noon to a moment before Midnight of the next day)

EST = Eastern Standard Time *** EDT = Eastern Daylight Saving Time *** UTC = Coordinated Universal Time


* Nov. 1 to April 30 - Use of life jackets by every person on a small boat (less than 16 feet in length), during cold-weather months, is mandatory. (Nov. 1 to April 30)

* Feb. 24 to March 2 - Montessori Education Week. (Last week of February / first week of March)

* Feb. 25 to March 2 - America Saves Week. (Last week of Feb. - Same week as Military Saves Week)

* Feb. 25 to March 2 - Military Saves Week. (Last week of Feb. - Same week as America Saves Week)

* Feb. 26 to March 7, 8:00 to 10:00 p.m. Prevailing Local Time - CITIZEN SCIENCE: Monthly Globe at Night campaign, to raise public awareness of the impact of light pollution by encouraging everyone everywhere to measure local levels of night sky brightness and contribute observations on-line to a world map.

* Fri., March 1 (1504 Feb. 29 to March 1) - Anniversary of total lunar eclipse used by Christopher Columbus, to scare the natives of Jamaica into providing food and other provisions for his sailors. (Feb. 29 to March 1)
Also see first recorded lunar eclipse in continental North America.

* Fri., March 1 - Beginning of Meteorological Spring Season in Northern Hemisphere. (March 1)

* Fri., March 1 - Beginning of Autumn Season in Australia. (March 1)

* Fri., March 1 - St. David's Day. (March 1)

* Fri., March 1 - World Compliment Day. (March 1)

* Fri., March 1 - Read Across America sponsored by the National Education Association to motivate children to read, in addition to helping them master basic skills. (Annual--on or near March 2, birthday of Dr. Seuss)

* Fri., March 1 - Employee Appreciation Day. (First Friday of March)

* Fri., March 1, 1:00 p.m. EST / 18:00 UTC - Saturn 0.3 degree south of the Moon; occultation: southern portion of North America, Central America, Pacific Islands of northern portion of Polynesia, most of Micronesia, but NOT Hawaii.

* Sat., March 2, 2:49 a.m. EST / 7:49 UTC - First launch of the SpaceX Crew Dragon spacecraft, without a crew, from Cape Canaveral, Florida. Back-up launch date is March 5.
Artist's rendering of the SpaceX Crew Dragon spacecraft.

* Sat., March 2, 3:00 p.m. EST / 20:00 UTC - Dwarf Planet Pluto 0.6 degree south of the Moon; occultation: northeastern portion of Africa, southwestern portion of Europe, Middle East, India, most of southern and eastern portions of Asia, most of China, most of Mongolia.

* Sat., March 2, 4:00 p.m. EST / 21:00 UTC - Venus 1.2 degrees north of the Moon.

* Sun, March 3 - World Wildlife Day. (March 3)

* March 3 to 9 - Teen Tech Week.

* March 3 to 9 - National Consumer Protection Week. (First full week of March)

* March 4 to 8 - Open Education Week. (First week of March)

* March 4 to 8 - National School Breakfast Week. (First school week of March)

* Mon., March 4 (1681) - Pennsylvania Charter Day - William Penn received charter, for what became the Commonwealth of Pennsylvania, from Great Britain's King Charles II on 1681 March 4. (March 4)

* Mon., March 4 (1793 until 1933, on years divisible by four) - U.S. Presidential Inauguration Day. (March 4)

* Mon., March 4 - National Grammar Day. (March 4)

* Mon., March 4, 6:00 a.m. EST / 11:00 UTC - Moon at apogee: 252,519.66018 statute miles / 406,391 kilometers.

* Tue., March 5 - Mardi Gras / Fat Tuesday / Carnival Tuesday / Shrove Tuesday / Pancake Tuesday / Pancake Day. (Day before Ash Wednesday)

* Tue., March 5 (1868) - Anniversary: Railway Air Brake patented by George Westinghouse in Pittsburgh. (March 5)

* Wed., March 6 - Ash Wednesday, the beginning of Lent. (First Wednesday in Lent, 46 days before Easter Sunday)
Will Christians Agree to Fix the Date of Easter?

* Wed., March 6 - World Maths Day. (First Wednesday in March)

* Wed., March 6 (1869) - Professor Dimitri Ivanovich Mendeleev's first Periodic Table of the Elements was presented to, and published by, the Russian Chemical Society. (March 6)

* Wed., March 6, 11:04 a.m. EST / 16:04 UTC - Primary Moon Phase: New Moon - Lunation # 1190.

* Wed., March 6, 8:00 p.m. EST / March 7, 1:00 UTC - Neptune in conjunction with the Sun (Neptune not visible, even with a telescope).

* Thur., March 7, 5:00 p.m. EST / 22:00 UTC - Asterioid 4 Vesta in conjunction with the Sun (Vesta not visible, even with a telescope).

* Fri., March 8 - International Women's Day. (March 8)

* Sat., March 9, 11:00 p.m. EST / March 10, 4:00 UTC - Uranus 5 degrees north of the Moon.

* March 10 to April 12, September 24 through November 5 - Tsunami Preparedness Weeks. (mid-March through April, mid-September through early November)

* March 10 to 16 - Sleep Awareness Week®. (Coincides, each year, with conversion to Daylight Saving Time)

* March 10 to 16 - Wildfire Prevention Week. [Pennsylvania: Spring (Second week of March), Autumn]

* Sun., March 10 (1982) - 1982 date of first alignment of our Solar System's nine planets (including Pluto, which at that time was still considered a planet) since A.D. 1128. A 1974 book, The Jupiter Effect, had erroneously predicted several catastrophes to occur on this date in 1982, including a major earthquake on the San Andreas Fault in California. (March 10)

* Sun., March 10 (1876) - Anniversary: First successful telephone transmission of clear speech - when Alexander Graham Bell transmitted, "Mr. Watson, come here, I want to see you." Three days earlier, on March 7, Alexander Graham Bell received a U.S. patent for the telephone. (March 10)

* Sun., March 10 - Day of Planetaria. (Sunday in mid-March)

* Sun., March 10, 2:00 a.m. Prevailing Local Time (Standard Time) - DAYLIGHT SAVING TIME BEGINS - Beginning in 2007, EARLY DUE TO NEW FEDERAL LAW. Civil Time changes from 2:00 a.m. Standard Time to 3:00 a.m. Daylight Saving Time (Second Sunday in March, 2:00 a.m. Prevailing Local Time).
Some States to Abandon Daylight Saving Time ?
Science of Daylight Saving Time.

* March 11 to 17 - Brain Awareness Week. (Second full week of March: Monday through Sunday)

* Mon., March 11 - Napping Day. (Monday after the annual beginning of Daylight Saving Time)

* Mon., March 11, 8:00 a.m. EDT / 12:00 UTC - Mars 6 degrees north of the Moon.

* Tue., March 12 - World Day Against Cyber Censorship. (March 12)

* Tue., March 12 (1989) - Anniversary of the original proposal founding the World Wide Web on the Internet. (March 12)

* Tue., March 12 (1912) - Anniversary of the founding of the Girl Scouts of the United States of America. (March 12)

* Wed., March 13 (1781) - Anniversary of the Planet Uranus discovery announced by Sir Frederick William Herschel. (March 13)

* Wed., March 13 (1938), 8:00 a.m. Prevailing Time - Anniversary of beginning of the radio news program CBS World News Roundup, the longest-running, network news broadcast in America. (March 13)

* Wed., March 13, 7:00 a.m. EDT / 11:00 UTC - Star Aldebaran 1.9 degrees south of the Moon.

* Thur., March 14 - Pi Day, a holiday commemorating the mathematical constant π (pi). (March 14: 3.14)

* Thur., March 14, 6:27 a.m. EDT / 10:27 UTC - Primary Moon Phase: First Quarter.

* Thur., March 14, 3:14 p.m. EDT / 19:14 UTC - Scheduled launch, from the Baikonur Cosmodrome in Kazakhstan, of Soyuz MS-12 to the International Space Station with three astronauts: NASA astronauts Nick Hague and Christina Hammock Koch and Alexey Ovchinin of the Russian space agency Roscosmos.

* Thur., March 14, 10:00 p.m. EDT / March 15, 2:00 UTC - Mercury in inferior conjunction with the Sun (Mercury not visible, even with a telescope).

* Fri., March 15 - Ides of March. (March 15)
Also see: Ides of March article on StarDate.

* Fri., March 15 - Buzzards return to Hinckley, Ohio (Cleveland suburb). (March 15)

* Fri., March 15 (1892) - First patent granted for the invention of the escalator, which resulted in production of the first escalator installed on the Old Iron Pier at Coney Island in New York City in 1896. (March 15)

* Sat., March 16 - Equilux - The actual day with equal hours and minutes of the Sun above the horizon, and equal hours and minutes of the Sun below the horizon. Occurs twice each year, approximately 3-to-4 days before the Vernal Equinox and 3-to-4 days after the Autumnal Equinox. (March 16, September 25)

* Sat., March 16 - Anniversary: American engineer, professor, physicist, and inventor Robert H. Goddard launched the first liquid-fueled (gasoline and liquid oxygen) rocket. (March 16)

* Sat., March 16 - Freedom of Information Day, the birthday of James Madison, who is widely regarded as the Father of the Constitution and as the foremost advocate for openness in government. (March 16)

* Sun., March 17 - St. Patrick's Day. (March 17)

* Sun., March 17, 9:00 a.m. EDT / 13:00 UTC - Moon 0.5 degree south of the Beehive Open Star Cluster.

* March 18 to 22 - Solar Week. (Mid-to-Late March, Mid-to-Late October)

* March 18 to 24 - Fix-a-Leak Week. (U.S. Environmental Protection Agency - third week of March: Monday through Sunday)

* Mon., March 18 - Transit Driver Appreciation Day. (March 18)

* Mon., March 18 - Awkward Moments Day. (March 18)

* Mon., March 18, 1:33 a.m. EDT / 5:33 UTC - Double-shadow (shadows of 2 Galilean Moons) transit on Jupiter; visible, with difficulty, through telescope after sunset or before sunrise.

* Mon., March 18, 2:54 a.m. EDT / 6:54 UTC - Mercury closest to Earth.

* Tue., March 19 (1918) - Anniversary: Standard Time Act authorized by the U.S. Congress, which legally established time zones in the United States. The law also established Daylight Saving Time (DST) to conserve energy during World War I, after being promoted by Pittsburgh business and civic leader Robert Garland. (March 19)
Previously, five North American time zones had been established by the American and Canadian railroads at precisely 12:00 Noon on 1883 November 18, upon a time signal sent over the telegraph from the Allegheny Observatory in Pittsburgh.

* Tue., March 19 - St. Joseph's Day - Swallows return to Mission San Juan Capistrano, California. (March 19)

* Tue., March 19 - World Monopoly Day. (March 19)

* Tue., March 19, 4:00 p.m. EDT / 20:00 UTC - Moon at perigee: 223,306.51495 statute miles / 359,377 kilometers.

* March 20 to 26 - Pennsylvania Medicine Cabinet Clean-up Week. (Week Beginning with the Vernal Equinox)

* March 20 to April 14 - Annual National Cherry Blossom Festival, Washington DC. (~ Vernal Equinox to mid-April)

* Wed., March 20 - Sun - Earth Day. (NASA: Day of, or near, the Vernal Equinox, the first day of Spring)

* Wed., March 20 - Hypatia Day / Women in Science Day. (March 20)

* Wed., March 20, 5:58 p.m. EDT / 21:58 UTC - Vernal Equinox - Spring Season begins in Northern Hemisphere of Earth. (~March 20)
Beginning of New Year (Solar Calendar) in Afghanistan and Iran / Persia (Nowruz), including being a holy day for the Zoroastrian Religion, and Bahá'í Naw-Rúz, one of nine holy days of the Bahá'í Faith. (~ March 19, 20, 21)

* March 20, Sunset to March 21, Sunset (Sunset in Pittsburgh - p.m. EDT / 23:10 UTC; March 21: p.m. EDT / 23:12 UTC) - Purim - Jewish holiday that commemorates the saving of the Jewish people from Haman, in the ancient Persian Empire, who was planning to kill all the Jews.

* Wed., March 20, 9:43 p.m. EDT / March 21, 1:43 UTC - Primary Moon Phase: Full Moon - Worm Moon.

* Thur., March 21 - Zodiacal Light visible, with difficulty, after evening twilight in the western sky of the Northern Hemisphere, for the next two weeks. (February, March)

* Thur., March 21 - Kick Butts Day to prevent youth use of tobacco products. (March 21).

* Thur., March 21 - Rosie The Riveter Day, commemorating the World War II poster, created by Pittsburgh's Westinghouse Company, which promoted women doing their part in the war effort. (March 21)

* Thur., March 21 - World Poetry Day. (March 21)

* Thur., March 21 (1617) - Anniversary of the Funeral of Native American Pocahontas (a.k.a. Rebecca Rolfe) at age ~ 21. (March 21)

* Fri., March 22 - World Water Day. (March 22)

* Sat., March 23 - The Martian New Year (the time of the Vernal Equinox in the Northern Hemisphere of Mars, beginning Mars Year 35) begins on March 23. Once again, there will be a celebration in the small borough of Mars, Pennsylvania (about 25 miles / 40 kilometers north of Pittsburgh). The New Year on Mars occurs every 686.98 Earth days; the next Martian New Year will occur on 2021 February 7. (Once every 686.98 days): Link 1 *** Link 2 *** Link 3

* Sat., March 23 (1989) - National Near-Miss Day - Apollo Asteroid 1989FC, with a diameter of 300 meters, comes within 690,000 kilometers of the Earth in 1989. (March 23)

* Sat., March 23, 8:35 a.m. EDT / 12:35 UTC - As seen from Earth, Mars enters Constellation Taurus the Bull.

* March 24 to 30 - National Week of the Ocean.

* March 25 to 29 - Flood Safety Awareness Week. (Pennsylvania: March).

* Mon., March 25 - Scheduled launch of India's Chandrayaan-2 mission to the Moon, from the Satish Dhawan Space Center in Sriharikota, India.

* Mon., March 25 - Feast of the Annunciation observed nine full months before Christmas Day. The Feast of the Annunciation on March 25 (also the Vernal Equinox in the "original" Julian Calendar adopted by the second King of Rome, Numa Pompilius, in the 7th century B.C.) had been considered the beginning of the New Year, until the Gregorian Calendar reform, when Pope Gregory XIII chose the Feast of the Circumcision of Christ (Jan. 1) as the beginning of the New Year in the Roman Catholic Church's Liturgical Year. (March 25)

* Mon., March 25 - Lady Day in England, the first of the four traditional English quarter days, was New Year's Day up to 1752 when, following the move from the Julian Calendar to the Gregorian Calendar, January 1 became the start of the year. Lady Day (for the Virgin Mary) is the traditional name of the Feast of the Annunciation of the Blessed Virgin (March 25) in some English-speaking countries. (March 25)

* Mon., March 25 - National Medal of Honor Day. (March 25)

* Mon., March 25, 4:06 a.m. EDT / 8:06 UTC - Double-shadow (shadows of 2 Galilean Moons) transit on Jupiter; visible, with difficulty, through telescope after sunset or before sunrise.

* Tue., March 26 - Diabetes Alert Day. (Fourth Tuesday of March)

* Tue., March 26 - Make Up Your Own Holiday Day. (March 26)

* Tue., March 26, 3:43 p.m. EDT / 19:43 UTC - Venus enters Constellation Pisces the Fishes.

* Tue., March 26, 10:00 p.m. EDT / March 27, 2:00 UTC - Jupiter 1.9 degrees south of the Moon (as it appears from Earth, the Moon approaches closest to Jupiter March 27, 4:16 a.m. EDT / 20:16 UTC).

* March 27 to April 5, 8:00 to 10:00 p.m. Prevailing Local Time - CITIZEN SCIENCE: Monthly Globe at Night campaign, to raise public awareness of the impact of light pollution by encouraging everyone everywhere to measure local levels of night sky brightness and contribute observations on-line to a world map.

* Thur., March 28, 12:10 a.m. EDT / 4:10 UTC - Primary Moon Phase: Last Quarter.

* Fri., March 29 (1848) - Anniversary: Ice jam stops flow of Niagara Falls for about 30 hours. (March 29)

* Fri., March 29, 1:00 a.m. EDT / 5:00 UTC - Saturn 0.05 degree north of the Moon; occultation: eastern limb of Brazil, southern portion of Africa, Madagascar, southern tip of India, Sri Lanka.

* Fri., March 29, 8:00 a.m. EDT / 12:00 UTC - Dwarf Planet Pluto 0.3 degree south of the Moon; occultation: southern and western portions of Mexico, Central America, northern half of South America, Madeira (Portugal), Cape Verde Islands, western limb of Africa .

* Sat., March 30 - Pennsylvania Female Veterans' Day. (March 30)

* Sat., March 30 - National Doctors' Day. (March 30)

* Sat., March 30 - World Bi-Polar Day, International Society for Bi-Polar Disorders, Pittsburgh. (March 30)

* Sat., March 30, 8:30 to 9:30 p.m. Prevailing Local Time - Earth Hour annual environmental observance. (Saturday Late in March, 8:30 to 9:30 p.m. Prevailing Local Time)

* Sun., March 31 - World Back-Up Day. (March 31)

* Sun., March 31 - Last day of Calendar Year First Quarter. (March 31)

* Sun., March 31 - National Crayon Day. (March 31)

* Sun., March 31 (1851) - Anniversary: Jean Leon Foucault first demonstrates, to the general public, in the Pantheon in Paris, the Foucault Pendulum, which is a proof that the Earth rotates on its axis. He had invented the device on 1851 January 8 and first demonstrated it to scientists on 1851 February 3.
Near the end of his life, Jean Leon Foucault also developed the Siderostat-type Refractor Telescope. (March 31)

* Sun., March 31 (1918) - Anniversary: Daylight Saving Time (DST) established in the United States by the Standard Time Act, to conserve energy during World War I, after being promoted by Pittsburgh business and civic leader Robert Garland. However, DST was not popular, and the U.S. Congress repealed the law after the War. (March 31)

* Sun., March 31 (1949) - 70th Anniversary: RCA Victor releases first 45-RPM (revolutions-per-minute) phonograph record format. (March 31)

* Sat., March 31, 8:00 p.m. EDT / April 1, 0:00 UTC - Moon at apogee: 252,013.86403 statute miles / 405,577 kilometers.

Return to History of The Buhl Planetarium and Institute of Popular Science, Pittsburgh

Astronomical Calendar - A.D. 2019

Authored By Glenn A. Walsh *** Sponsored By Friends of the Zeiss
Electronic Mail: < astrocalendar@planetarium.cc > *** Internet Web Cover Page: < http://www.planetarium.cc >
This Internet Web Page: < http://buhlplanetarium4.tripod.com/astrocalendar/2019.html >
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2019 January

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Historic Duquesne Incline cable-car railway, Pittsburgh

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