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langs: 4 марта [ru] / march 4 [en] / 4. märz [de] / 4 mars [fr] / 4 marzo [it] / 4 de marzo [es]

days: march 1 / march 2 / march 3 / march 4 / march 5 / march 6 / march 7


Asteroid / Asteroid


#1 4185 Phystech

4185 Phystech , provisional designation 1975 ED , is a Florian or background asteroid from the inner regions of the asteroid belt , approximately 6 kilometers (4 miles) in diameter. It was discovered on 4 March 1975, by Soviet astronomer Tamara Smirnova at the Crimean Astrophysical Observatory in Na

#2 15 Eunomia

Eunomia ( minor planet designation 15 Eunomia ) is a very large asteroid in the inner asteroid belt . It is the largest of the stony ( S-type ) asteroids, with 3 Juno as a close second. It is quite a massive asteroid , in 6th to 8th place (to within measurement uncertainties). It is the largest Euno

#3 2021 DW1

2021 DW 1 is a small Apollo near-Earth asteroid discovered on 16 February 2021 by the Pan-STARRS 1 survey at Haleakala Observatory , Hawaii . [2] On 4 March 2021 at 8:59 UTC , it passed 1.48   LD (570,000   km ; 350,000   mi ) from Earth. During the close approach, it trailed across the Northern Hem

#4 1241 Dysona

1241 Dysona , provisional designation 1932 EB 1 , is a dark background asteroid from the outer regions of the asteroid belt , approximately 77 kilometers in diameter. It was discovered on 4 March 1932, by English astronomer Harry Edwin Wood at the Union Observatory in Johannesburg, South Africa. [15

#5 7803 Adachi

7803 Adachi , provisional designation 1997 EW 2 , is a stony Agnia asteroid from the middle region of the asteroid belt , approximately 6.4 kilometers (4 miles) in diameter. The asteroid was discovered on 4 March 1997, by Japanese amateur astronomer Takao Kobayashi at the Ōizumi Observatory in centr

#6 List of minor planets and comets visited by spacecraft

The following tables list all minor planets and comets that have been visited by robotic spacecraft . Number of minor planets and comets visited by spacecraft

#7 325 Heidelberga

Heidelberga ( minor planet designation : 325 Heidelberga ) is a large Main belt asteroid that was discovered by German astronomer Max Wolf on 4 March 1892 in Heidelberg . 325 Heidelberga Discovery Discovered   by Max Wolf Discovery   date 4 March 1892 Designations MPC   designation (325) Heidelberga

#8 3554 Amun

3554 Amun is an M-type Aten asteroid (meaning it crosses Earth's orbit) and a Venus-crosser . It was discovered on 4 March 1986 by Carolyn and Eugene Shoemaker at Mount Palomar Observatory . Its estimated diameter is 3.341 kilometers, making it one of the smallest known M-type asteroids. Amun was th

#9 1947 Iso-Heikkilä

1947 Iso-Heikkilä , provisional designation 1935 EA , is a carbonaceous Eos asteroid from the outer region of the asteroid belt , approximately 30 kilometers in diameter. It was discovered on 4 March 1935, by Finnish astronomer Yrjö Väisälä at Turku Observatory in Southwest Finland. [9] It was named

#10 590 Tomyris

Tomyris ( minor planet designation : 590 Tomyris ) is a minor planet orbiting the Sun . Its name derives from the Massagetean ( ancient Eastern Iranian ) ruler Tomyris , and may have been inspired by the asteroid's provisional designation 1906 TO . 590 Tomyris A three-dimensional model of 590 Tomyri

#11 917 Lyka

917 Lyka ( prov. designation : A915 RR or 1915 S4 ) is a background asteroid , approximately 32 kilometers (20 miles) in diameter, located in the inner region of the asteroid belt . It was discovered on 5 September 1915, by Russian astronomer Grigory Neujmin at the Simeiz Observatory on the Crimean

#12 64 Angelina

Angelina ( minor planet designation : 64 Angelina ) is an asteroid from the central region of the asteroid belt , approximately 50 kilometers in diameter. It is an unusually bright form of E-type asteroid . Main-belt asteroid 64 Angelina Lightcurve -based 3D-model of Angelina Discovery Discovered  

#13 483 Seppina

Seppina ( minor planet designation : 483 Seppina ) is a minor planet orbiting the Sun . 483 Seppina Discovery Discovered   by Max Wolf Discovery   site Heidelberg Discovery   date 4 March 1902 Designations MPC   designation (483) Seppina Pronunciation / s ɛ ˈ p aɪ n ə / Alternative designations 1902

#14 2014 HQ124

2014 HQ 124 is a sub-kilometer asteroid , classified as near-Earth object and potentially hazardous asteroid of the Aten group , approximately 400 meters (1,300 feet) in diameter. It passed 3.25   lunar distances (LD) from Earth on 8 June 2014. [8] It was discovered on 23 April 2014 by NEOWISE . [2]

#15 2014 DX110

2014 DX 110 is a sub-kilometer asteroid , classified as near-Earth object of the Apollo group , approximately 30 meters in diameter. It passed less than 1 lunar distance from Earth on 5 March 2014. [5] With an absolute magnitude of 25.7, this asteroid is potentially the largest asteroid to come insi

#16 627 Charis

627 Charis / ˈ k eɪ r ɪ s / is an asteroid and the parent body of the Charis family , located in the outer regions of the asteroid belt , approximately 49 kilometers in diameter. It was discovered on 4 March 1907, by German astronomer August Kopff at the Heidelberg-Königstuhl State Observatory in so

#17 List of minor planets discovered using the WISE spacecraft

The following is a list of numbered minor planets discovered, co-discovered and re-discovered by the Wide-field Infrared Survey Explorer (WISE), a NASA infrared spaceborne observatory. As of July 2018, the list contains 4093 entries, accredited by the Minor Planet Center as discovered by "WISE". Not

#18 (341843) 2008 EV5

(341843) 2008 EV 5 , provisional designation 2008 EV 5 , is a sub-kilometer asteroid , classified as a near-Earth object and potentially hazardous asteroid of the Aten group , approximately 400 metres (1,300 feet) in diameter. It was discovered on 4 March 2008, by astronomers of the Mount Lemmon Sur

#19 (29075) 1950 DA

(29075) 1950 DA , provisional designation 1950 DA , is a risk–listed asteroid , classified as a near-Earth object and potentially hazardous asteroid of the Apollo group , approximately 1.1 kilometers (0.68 miles) in diameter. [4] It once had the highest known probability of impacting Earth . [11] In

#20 1416 Renauxa

1416 Renauxa , provisional designation 1937 EC , is an Eon asteroid from the outer regions of the asteroid belt , approximately 29 kilometers in diameter. It was discovered on 4 March 1937, by French astronomer Louis Boyer at the Algiers Observatory in Algeria, North Africa. [15] It was named after


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Comet / Comet


#1 112P/Urata–Niijima

Comet Urata-Niijima is a periodic comet in the Solar System discovered by Japanese astronomers Tsuneo Niijima and Takeshi Urata on October 30, 1986, at Ojima , the first orbit was calculated by Brian G. Marsden on November 5 giving an orbital period of 6.42 years . Periodic comet with 6 year orbit 1

#2 Comet Donati

Comet Donati , or Donati's Comet , formally designated C/1858 L1 and 1858 VI , is a long-period comet named after the Italian astronomer Giovanni Battista Donati who first observed it on June 2, 1858. After the Great Comet of 1811 , it was the most brilliant comet that appeared in the 19th century.

#3 74P/Smirnova–Chernykh

74P/Smirnova–Chernykh is a periodic comet in the Solar System . It fits the definition of an Encke-type comet with ( T Jupiter > 3; a < a Jupiter ), [4] and is a Quasi-Hilda comet . [5] It was discovered in late March 1975 by Tamara Mikhajlovna Smirnova while examining exposures from the Crimean Ast

#4 29P/Schwassmann–Wachmann

Comet 29P/Schwassmann–Wachmann , also known as Schwassmann–Wachmann 1 , was discovered on November 15, 1927, by Arnold Schwassmann and Arno Arthur Wachmann at the Hamburg Observatory in Bergedorf , Germany. [4] It was discovered photographically, when the comet was in outburst and the magnitude was

#5 Tempel 1

Tempel 1 (official designation: 9P/Tempel ) is a periodic Jupiter-family comet discovered by Wilhelm Tempel in 1867. It completes an orbit of the Sun every 5.5 years. Tempel 1 was the target of the Deep Impact space mission, which photographed a deliberate high-speed impact upon the comet in 2005. I

#6 Halley's Comet

Halley's Comet or Comet Halley , officially designated 1P/Halley , is a short-period comet visible from Earth every 75–79 years. [1] Halley is the only known short-period comet that is regularly visible to the naked eye from Earth, and thus the only naked-eye comet that can appear twice in a human l

#7 206P/Barnard–Boattini

206P/Barnard–Boattini was the first comet to be discovered by photographic means. [6] The American astronomer Edward Emerson Barnard did so on the night of October 13, 1892. Comet 206P/Barnard–Boattini Discovery Discovery date October 13, 1892 Alternative designations Barnard 3; D/1892 T1; P/1892 T1

#8 79P/du Toit–Hartley

79P/du Toit–Hartley or du Toit 2 is a periodic comet , now divided into two parts, in the Solar System with an orbital period of 5.06 years. Periodic comet with 5 year orbit 79P/du Toit–Hartley Discovery Discovered by Daniel du Toit , Boyden Observatory , South Africa and Malcolm Hartley of the UK S

#9 87P/Bus

Comet 87P/Bus is a periodic comet with an orbital period of 6.5 years. It fits the definition of an Encke-type comet with ( T Jupiter > 3; a < a Jupiter ). It was discovered by Schelte J. Bus in 1981 on a plate taken with the 1.2m UK Schmidt telescope at Siding Spring , Australia. The discovery was


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Galaxy / Galaxy


#1 NGC 2281

NGC 2281 is an open cluster of stars in the northern constellation of Auriga . It was discovered by English astronomer William Herschel on March 4, 1788 and described as a, "cluster of coarsely scattered pretty [bright] stars, pretty rich". [6] The Trumpler class for NGC 2281 is I3p, indicating a po

#2 NGC 1427A

NGC 1427A is an irregular galaxy in the constellation Fornax . Its distance modulus has been estimated using the globular cluster luminosity function to be 31.01 ± 0.21 which is about 52 Mly. [2] It is the brightest dwarf irregular member of the Fornax cluster and is in the foreground of the cluster

#3 NGC 3602

NGC 3602 is a barred spiral galaxy [3] in the constellation Leo . It was discovered on March 4, 1865 by the astronomer Albert Marth . [4] NGC 3602 SDSS image of NGC 3602 Observation data ( J2000 epoch ) Constellation Leo Right ascension 11 h 15 m 48.322 s [1] Declination +17 °   24 ′   58.03 ″ [1] R

#4 NGC 4324

NGC 4324 is a lenticular galaxy [3] located about 85 million light-years away [4] in the constellation Virgo . It was discovered by astronomer Heinrich d'Arrest on March 4, 1862. [5] NGC 4324 has a stellar mass of 5.62 × 10 10 M ☉ , and a baryonic mass of 5.88 × 10 10 M ☉ . The galaxy's total mass i

#5 NGC 3598

NGC 3598 is a lenticular galaxy located in the constellation Leo . It was discovered by the astronomer Albert Marth on March 4, 1865. [3] NGC 3598 SDSS image of NGC 3598 Observation data ( J2000 epoch ) Constellation Leo Right ascension 11 h 15 m 11.67 s [1] Declination +17 °   15 ′   45.7 ″ [1] Red

#6 Orion Nebula

The Orion Nebula (also known as Messier 42 , M42 , or NGC 1976 ) is a diffuse nebula situated in the Milky Way , being south of Orion's Belt in the constellation of Orion . [b] It is one of the brightest nebulae and is visible to the naked eye in the night sky with apparent magnitude 4.0. It is 1,34

#7 NGC 2997

NGC 2997 is a face-on unbarred spiral galaxy about 40 [3]   million light-years away in the faint southern constellation of Antlia . [3] It was discovered March 4, 1793 by German-born astronomer William Herschel . J. L. E. Dreyer described it as, "a remarkable object, very faint, very large, very gr

#8 NGC 2440

NGC 2440 is a planetary nebula , one of many in our galaxy. Its central star, HD 62166, [1] is possibly the hottest known white dwarf . The nebula is situated in the constellation Puppis . Planetary nebula in the constellation Puppis NGC 2440 Emission nebula Planetary nebula NGC 2440, as taken by th


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Institution / Institution


#1 British National Committee for Space Research

The British National Committee for Space Research (BNCSR) was a Royal Society committee formed in December 1958. It was formed primarily to be Britain's interface with the newly formed Committee on Space Research (COSPAR). Committee of the Royal Society British National Committee for Space Research

#2 Astron (spacecraft)

Astron was a Soviet space telescope launched on 23 March 1983 at 12:45:06 UTC , using the Proton launcher . [3] Based on the 4MV spacecraft design and operational for six years, Astron was the largest ultraviolet space telescope of its time. Soviet ultraviolet space telescope Astron Mission type Ast

#3 Junk Bond Observatory

The Junk Bond Observatory ( JBO ; code: 701 ) is located in the Sonoran Desert at Sierra Vista , Arizona, United States. Astronomical observatory in Cochise County, Arizona This article needs additional citations for verification . ( January 2013 ) Observatory Junk Bond Observatory Alternative   nam

#4 Observatory of Saint-Veran

The Observatory of Saint-Veran ( French : Observatoire de Saint-Véran ) is a French astronomical observatory located on the Pic de Château Renard in the municipality of Saint-Véran in the department of Hautes-Alpes in the French Alpes. At 2,930 meter altitude, it is one of the highest observatories

#5 Atacama Large Millimeter Array

The Atacama Large Millimeter/submillimeter Array ( ALMA ) is an astronomical interferometer of 66 radio telescopes in the Atacama Desert of northern Chile , which observe electromagnetic radiation at millimeter and submillimeter wavelengths . The array has been constructed on the 5,000   m (16,000  

#6 Purple Mountain Observatory

The Purple Mountain Observatory ( Chinese : 紫金山天文台 ; pinyin : Zǐjīnshān Tiānwéntái ), also known as Zijinshan Astronomical Observatory is an astronomical observatory located on the Purple Mountain in the east of Nanjing . [lower-alpha 1] Observatory Purple Mountain Observatory Purple Mountain Observ

#7 Kleť Observatory

Kleť Observatory ( Czech : Hvězdárna Kleť ; obs. code : 046 ) is an astronomical observatory in the Czech Republic . It is situated in South Bohemia , south of the summit of Mount Kleť , near the town of České Budějovice . Constructed in 1957, the observatory is at an altitude of 1,070 metres (3,510

#8 Union Observatory

Union Observatory also known as Johannesburg Observatory ( 078 ) is a defunct astronomical observatory in Johannesburg , South Africa that was operated between 1903 and 1971. It is located on Observatory Ridge , the city's highest point at 1,808 metres altitude in the suburb Observatory . [1] [2] De


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Researcher / Researcher


#1 Giovanni de Sanctis

Giovanni de Sanctis (born 1949) is an Italian astronomer and discoverer of minor planets at the Osservatorio Astronomico di Torino (Astronomical Observatory of Turin) in Turin, Italy . His name is sometimes spelt DeSanctis , particularly in the Minor Planet Circulars . [2] The Minor Planet Center cr

#2 Richard C. Tolman

Richard Chace Tolman (March 4, 1881   – September 5, 1948) was an American mathematical physicist and physical chemist who made many contributions to statistical mechanics . [1] He also made important contributions to theoretical cosmology in the years soon after Einstein's discovery of general rela

#3 Louis Boyer (astronomer)

Louis Boyer (1901–1999) was a French astronomer who worked at the Algiers Observatory , North Africa, where he discovered 40 asteroids between 1930 and 1952. [1] [2] French astronomer This article is about the astronomer. For other people of the same name, see Louis Boyer (disambiguation) . In the 1

#4 Kin Endate

Kin Endate ( 円館 金 , Endate Kin , born December 15, 1960) is a Japanese amateur astronomer who has discovered hundreds of asteroids, most of them in collaboration with Kazuro Watanabe , placing him among the most prolific discoverers of minor planets . [1] Minor planets discovered: 624   [1] see §  

#5 Snježana Kordić

Snježana Kordić ( pronounced   [sɲěʒana kôːrditɕ] ( listen ) ; born 29 October 1964) [1] is a Croatian linguist . [3] In addition to her work in syntax , she has written on sociolinguistics . [2] Kordić is known among non-specialists for numerous articles against the puristic and prescriptive langua

#6 Claes-Ingvar Lagerkvist

Claes-Ingvar Lagerkvist (born 1944) is a Swedish astronomer at the Uppsala Astronomical Observatory . He is known for his work on the shapes and spin properties of minor planets. [2] Swedish astronomer Minor planets discovered: 145   [1] see §   List of discovered minor planets He has discovered thr

#7 Max Wolf

Maximilian Franz Joseph Cornelius Wolf (21 June 1863 – 3 October 1932) was a German astronomer and a pioneer in the field of astrophotography . He was the chairman of astronomy at the University of Heidelberg and director of the Heidelberg-Königstuhl State Observatory from 1902 until his death in 19

#8 Walter Ferreri

Walter Ferreri (born 1948), originally from Buddusò in Sardinia, is an astronomer at the Italian Osservatorio Astronomico di Torino , science writer and discoverer of minor planets. Minor planets discovered: 15   [1] 3625 Fracastoro 27 April 1984 list 3778 Regge 26 April 1984 list 4061 Martelli 19 M

#9 Kazuro Watanabe

Kazurō Watanabe ( 渡辺 和郎 , Watanabe Kazurō , born May 1, 1955) is a Japanese amateur astronomer and prolific discoverer of minor planets . [2] He was born in Hokkaidō , Japan and is a member of the Astronomical Society of Japan as well as of the Oriental Astronomical Association . Japanese astronomer

#10 Fritz Zwicky

Fritz Zwicky ( / ˈ t s v ɪ k i / ; [1] German: [ˈtsvɪki] ; February 14, 1898 – February 8, 1974) was a Swiss astronomer . He worked most of his life at the California Institute of Technology in the United States of America, where he made many important contributions in theoretical and observational

#11 Eugene Merle Shoemaker

Eugene Merle Shoemaker (April 28, 1928   – July 18, 1997) was an American geologist . He co-discovered Comet Shoemaker–Levy 9 with his wife Carolyn S. Shoemaker and David H. Levy . This comet hit Jupiter in July 1994: the impact was televised around the world. Shoemaker also studied terrestrial crat

#12 Stefano Sposetti

Stefano Sposetti (born 22 December 1958) is a Swiss amateur astronomer and a prolific discoverer of minor planets . [2] [3] He lives in Gnosca , in the Italian-speaking part of Switzerland in the Ticino Alps , where the Gnosca Observatory is located. Swiss astronomer Flyby of Asteroid 2004 FH in Mar

#13 John V. McClusky

John V. McClusky is an American astronomer . He is a prolific discoverer of asteroids . [2] American astronomer Minor planets discovered: 156   [1] see §   List of discovered minor planets

#14 Harold Jacoby

Harold Jacoby (4 March 1865 – 20 July 1932) was an American astronomer , born in New York City . [1] American astronomer This article needs additional citations for verification . ( March 2009 ) Harold Jacoby Born ( 1865-03-04 ) March 4, 1865 Died July 20, 1932 (1932-07-20) (aged   67) Nationality A

#15 Freimut Börngen

Freimut Börngen ( German: [ˈfʁaɪmuːt ˈbœʁŋən] ; 17 October 1930 – 19 June 2021) was a German astronomer and a prolific discoverer of minor planets . [2] A few sources give his first name wrongly as "Freimuth". The Minor Planet Center credits him as F. Borngen . German astronomer (1930–2021) Minor pl

#16 John M. Grunsfeld

John Mace Grunsfeld (born October 10, 1958) is an American physicist and a former NASA astronaut . He is a veteran of five Space Shuttle flights and has served as NASA Chief Scientist . His academic background includes research in high energy astrophysics , cosmic ray physics and the emerging field

#17 Lisa Kaltenegger

Lisa Kaltenegger (4 March 1977 in Kuchl nearby Salzburg ) is an Austrian astronomer with expertise in the modeling and characterization of exoplanets and the search for life . On July 1, 2014, she was appointed Associate Professor of Astronomy at Cornell University . [1] Previously, she held a joint

#18 Manuel Dias the Younger

Manuel Dias the Younger (1574   – 4 March 1659) [1] was a Portuguese Jesuit missionary . This article needs additional citations for verification . ( February 2012 ) Manuel Dias Born 1574 Castelo Branco , Portugal Died 4 March 1659 China Nationality Portuguese Occupation Jesuit missionary Known   fo

#19 James William Grant (astronomer)

James William Grant FRSE FRAS , 3rd Laird of Wester Elchies (1788–1865) was a Scottish astronomer and landowner. On 23 July 1844 he was the first person to observe and record the existence of the star Antares B . [1] Scottish astronomer

#20 Antonín Mrkos

Antonín Mrkos ( Czech pronunciation: [ˈantoɲiːn ˈmr̩kos] ) (27 January 1918, Střemchoví – 29 May 1996, Prague ) was a Czech astronomer . Czech astronomer Antonín Mrkos Minor planets discovered: 274   [1] see §   List of discovered minor planets


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Star / Star


#1 V4332 Sagittarii

V4332 Sagittarii is a nova -like event in the constellation of Sagittarius . It was discovered February 24, 1994 at an apparent visual magnitude of 8.9 by Japanese amateur astronomer Minoru Yamamoto from Okazaki, Aichi , then confirmed by K. Hirosawa. [7] Initially designated Nova Sagittarii 1994 #1

#2 SN 2008ax

SN 2008ax was a helium-rich type Ib core-collapse supernova in the interacting galaxy NGC 4490 . [3] It was independently discovered on 3 March 2008 by LOSS [5] and 4 March by Koichi Itagaki . [6] The site had been monitored six hours before discovery, thus constraining the time of the explosion bre

#3 SN 1987A

SN 1987A was a type II supernova in the Large Magellanic Cloud , a dwarf satellite galaxy of the Milky Way . It occurred approximately 51.4 kiloparsecs (168,000 light-years ) from Earth and was the closest observed supernova since Kepler's Supernova . 1987A's light reached Earth on February 23, 1987

#4 Lambda Aquarii

Lambda Aquarii , informally known as Hydor ( / ˈ h aɪ d ɔːr / ), [11] [12] is a variable star in the equatorial constellation of Aquarius . The name is Latinized from the Bayer designation λ Aquarii. The apparent visual magnitude of this star ranges from 3.57 down to 3.80, [3] which is bright enough

#5 Kelu-1

Kelu-1 / ˈ k eɪ l uː / is a system of two brown dwarfs of spectral types L2 and L4 [2] located in constellation Hydra at approximately 60.6 light-years from Earth . [4] It is among the first free-floating later-than-M-type brown dwarfs discovered, and sometimes considered as prototype of L-type brow


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