langs: 20 февраля [ru] / february 20 [en] / 20. februar [de] / 20 février [fr] / 20 febbraio [it] / 20 de febrero [es]
days: february 17 / february 18 / february 19 / february 20 / february 21 / february 22 / february 23
#1 1881 Shao
1881 Shao , provisional designation 1940 PC or 1968 OO , is a background asteroid from the outer regions of the asteroid belt , approximately 25 kilometers (16 miles) in diameter. It was discovered on 3 August 1940, by German astronomer Karl Reinmuth at the Heidelberg Observatory in southwest German
1815 Beethoven , provisional designation 1932 CE 1 , is a carbonaceous background asteroid from the outer regions of the asteroid belt , approximately 30 kilometers (19 miles) in diameter. It was discovered on 27 January 1932, by German astronomer Karl Reinmuth at the Heidelberg Observatory . [1] Th
#3 1732 Heike
1732 Heike , provisional designation 1943 EY , is a stony Eoan asteroid from the outer region of the asteroid belt , approximately 24 kilometers in diameter. 1732 Heike Discovery [1] Discovered by K. Reinmuth Discovery site Heidelberg Obs. Discovery date 9 March 1943 Designations MPC designa
#4 1637 Swings
1637 Swings , provisional designation 1936 QO , is a dark asteroid from the outer region of the asteroid belt , approximately 50 kilometers in diameter. Discovered by Joseph Hunaerts in 1936, it was named after Belgian astronomer Pol Swings . 1637 Swings Shape model of Swings from its lightcurve Dis
Argentina ( minor planet designation : 469 Argentina ) is an asteroid that was discovered by Luigi Carnera on 20 February 1901. Its provisional name was 1901 GE . [1] 469 Argentina has an estimated rotation period of 12.3 hours. [6] 469 Argentina Discovery [1] Discovered by Luigi Carnera Discove
1919 Clemence , provisional designation 1971 SA , is a bright Hungaria asteroid and suspected tumbler from the inner regions of the asteroid belt , approximately 4 kilometers in diameter. It was discovered on 16 September 1971, by American astronomer James Gibson together with Argentine astronomer C
#7 1750 Eckert
1750 Eckert , provisional designation 1950 NA 1 , is a stony slow rotating Hungaria asteroid and Mars-crosser from the inner regions of the asteroid belt , approximately 7 kilometers in diameter. It was discovered on 15 July 1950, by German astronomer Karl Reinmuth at Heidelberg Observatory in south
#8 2691 Sersic
2691 Sersic , provisional designation 1974 KB , is a stony Florian asteroid and binary system from the inner regions of the asteroid belt , approximately 6 kilometers in diameter. It was discovered by staff members at the Felix Aguilar Observatory at El Leoncito Complex in Argentina, on 18 May 1974.
#9 1529 Oterma
1529 Oterma , provisional designation 1938 BC , is a reddish, rare-type Hildian asteroid from the outermost region of the asteroid belt , approximately 56 kilometers in diameter. It was discovered on 26 January 1938, by Finnish astronomer Yrjö Väisälä at Turku Observatory in Southwest Finland. [8] I
#10 (26375) 1999 DE9
(26375) 1999 DE 9 (also written (26375) 1999 DE9 ) is a trans-Neptunian object . Light-curve-amplitude analysis shows only small deviations, suggesting (26375) 1999 DE 9 is a spheroid with small albedo spots. [4] Measurements by the Spitzer Space Telescope estimate that it is 461 ± 45 km in di
#11 1889 Pakhmutova
1889 Pakhmutova , provisional designation 1968 BE , is a carbonaceous asteroid from the outer region of the asteroid belt , approximately 35 kilometers in diameter. 1889 Pakhmutova Lightcurve -based 3D-model of Pakhmutova Discovery [1] Discovered by L. Chernykh Discovery site Crimean Astrophysic
#12 1607 Mavis
1607 Mavis , provisional designation 1950 RA , is a stony asteroid from the central region of the asteroid belt , approximately 12 kilometers in diameter. It was discovered on 3 September 1950, by South African astronomer Ernest Johnson at Johannesburg Observatory in South Africa. [11] It was later
#13 1508 Kemi
1508 Kemi , provisional designation 1938 UP , is an eccentric, carbonaceous asteroid and one of the largest Mars-crossers , approximately 17 kilometers in diameter. Discovered by Heikki Alikoski at Turku Observatory in 1938, [3] the asteroid was later named after the Finnish town of Kemi and the Kem
#14 1543 Bourgeois
1543 Bourgeois , provisional designation 1941 SJ , is a stony asteroid from the central asteroid belt 's background population , approximately 12 kilometers in diameter. It was discovered on 21 September 1941, by astronomer Eugène Delporte at the Royal Observatory of Belgium in Uccle. [8] The astero
#15 3752 Camillo
3752 Camillo is an inclined asteroid , classified as near-Earth object of the Apollo group , approximately 2.3 kilometers (1.4 miles) in diameter. It was discovered on 15 August 1985, by astronomers Eleanor Helin and Maria Barucci using a 0.9-metre (35 in) telescope at the CERGA Observatory in Cau
#16 1632 Sieböhme
1632 Sieböhme , provisional designation 1941 DF , is an asteroid and relatively slow rotator from the middle region of the asteroid belt , approximately 27 kilometers in diameter. It was discovered on 26 February 1941, by German astronomer Karl Reinmuth at Heidelberg Observatory in southern Germany.
(523671) 2013 FZ 27 , provisional designation 2013 FZ 27 , is a trans-Neptunian object located in the Kuiper belt in the outermost region of the Solar System , approximately 570 kilometers (350 miles) in diameter. It was discovered on 16 March 2013, by American astronomers Scott Sheppard and Chad Tr
#18 1536 Pielinen
1536 Pielinen , provisional designation 1939 SE , is a stony Florian asteroid from the inner regions of the asteroid belt , approximately 7.8 kilometers in diameter. It was discovered on 18 September 1939, by Finnish astronomer Yrjö Väisälä at Turku Observatory , Southwest Finland. [10] It was later
#19 1741 Giclas
1741 Giclas ( prov. designation : 1960 BC ) is a stony Koronis asteroid from the outer region of the asteroid belt , approximately 13 kilometers in diameter. It was discovered on 26 January 1960, by IU 's Indiana Asteroid Program at Goethe Link Observatory near Brooklyn, Indiana, United States. [12]
#20 1532 Inari
1532 Inari , provisional designation 1938 SM , is a stony Eoan asteroid from the outer regions of the asteroid belt , approximately 28 kilometers in diameter. Discovered by Yrjö Väisälä at Turku Observatory in 1938, it was later named for Lake Inari in northern Finland. [2] Main-belt asteroid discov
#1 122P/de Vico
122P/de Vico (provisional designation: 1846 D1 ) is a periodic comet with an orbital period of 74 years. It fits the classical definition of a Halley-type comet with (20 years < period < 200 years). [5] It was discovered by Francesco de Vico in Rome on February 20, 1846. Periodic comet with 74 year
Comet Spitaler is a periodic comet in the Solar System discovered by Rudolf Ferdinand Spitaler ( Vienna , Austria) on November 17, 1890, while attempting to observe Comet Zona (C/1890 V1). Periodic comet with 7 year orbit 113P/Spitaler Discovery Discovered by Rudolf Ferdinand Spitaler Discovery date
de Vico is the name of several comets discovered by Father Francesco de Vico , a Jesuit priest. [1]
Comet Crommelin , also known as Comet Pons-Coggia-Winnecke-Forbes , is a periodic comet with an orbital period of almost 28 years. It fits the classical definition of a Halley-type comet with (20 years < period < 200 years). It is named after the British astronomer Andrew C. D. Crommelin who calcula
Comet C/2002 V1 (NEAT) is a non-periodic comet that appeared in November 2002. [1] The comet peaked with an apparent magnitude of approximately –0.5, making it the eighth-brightest comet seen since 1935. [4] It was seen by SOHO in February 2003. At perihelion the comet was only 0.099258 astronomical
#6 157P/Tritton
157P/Tritton is a periodic comet in the Solar System . Periodic comet with 6 year orbit 157P/Tritton Discovery Discovered by Keith Tritton Discovery date February 11, 1978 Alternative designations 1977 XIII Orbital characteristics A Epoch March 6, 2006 Aphelion 5.503 AU Perihelion 1.415 AU Semi-majo
#7 44P/Reinmuth
44P/Reinmuth or Reinmuth 2 is a Jupiter-family comet that is greatly perturbed by the gas giant Jupiter . [2] The diameter of this comet is estimated at 3.22 km and its absolute magnitude at 11. [1] Periodic comet with 7 year orbit 44P/Reinmuth Discovery Discovered by Karl Reinmuth [1] Discovery d
#1 Remote Astronomical Society Observatory of New Mexico
The Remote Astronomical Society ( RAS ) Observatory, Mayhill , also known as the New Mexico Skies Observatory ( obs. code H06 [2] ) is a remotely controlled observatory hosted by the New Mexico Skies astronomy hosting company. [3] This article needs additional citations for verification . ( May 2009
#2 List of archaeoastronomical sites by country
This is a list of sites where claims for the use of archaeoastronomy have been made, sorted by country. This article may require cleanup to meet Wikipedia's quality standards . The specific problem is: Add references. List in a meaningful order, perhaps in tabular form, with basic information. ( Jan
#3 Düsseldorf-Bilk Observatory
The Sternwarte Düsseldorf (a.k.a. Sternwarte Bilk , Sternwarte Charlottenruhe ; Bilk Observatory or Düsseldorf-Bilk Observatory in English) in Düsseldorf-Bilk was a private observatory founded in 1843 by Johann Friedrich Benzenberg . [1] The observatory's main feature was a refracting telescope with
#4 India-based Neutrino Observatory
India-based Neutrino Observatory ( INO ) is a particle physics research project under construction to primarily study atmospheric neutrinos in a 1,200 meters (3,900 ft) [1] deep cave under INO Peak near Theni , Tamil Nadu , India . This project is notable in that it is anticipated to provide a pre
#5 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
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
#7 BOOTES
BOOTES (Burst Observer and Optical Transient Exploring System) is a network of astronomical observatories with sites in Southern Spain , New Zealand , China , parts of the United States in Michigan and Mexico (mostly 0.6m diameter telescope with EMCCD camera at the Cassegrain focus and a g'r'i'ZY fi
The San Vittore Observatory ( Italian : Osservatorio San Vittore , obs. code : 522 ) is an astronomical observatory in Bologna , Italy. It has made numerous asteroid discoveries during 1980–2000. [1] Minor planets discovered: 99 [1] see § List of discovered minor planets Observatory San Vittor
The Črni Vrh Observatory ( Slovene : Observatorij Črni Vrh , IAU code : 106 ) is an astronomical observatory located in western Slovenia , close to the settlement of Črni Vrh , near the town of Idrija . The current observatory was built in 1985 and stands at an elevation of 730 metres (2,400 ft) .
Muchea Tracking Station was an Earth station in Australia located close to Muchea in the Shire of Chittering , about 60 km (37 mi) north of Perth , Western Australia, built specifically for NASA 's Project Mercury . Muchea Tracking Station Part of Manned Space Flight Network Muchea, Western Aust
#1 Kepler-37b
Kepler-37b is an extrasolar planet (exoplanet) orbiting Kepler-37 in the constellation Lyra . [7] As of February 2013 [update] it is the smallest planet discovered around a main-sequence star, with a radius slightly greater than that of the Moon and slightly smaller than that of Mercury. [8] The m
John Call Cook (April 7, 1918 – October 12, 2012) was an American geophysicist who played a crucial role in establishing the field of ground-penetrating radar and is generally regarded as contributing the fundamental research to develop the field. [2] Cook is also known for demonstrating that aerial
Paul John Ellis (25 May 1941 – 20 February 2005) was a professor of physics at University of Minnesota for over 30 years. He is noted for his earlier work examining effective interactions inside nuclei, coupled channel approaches to nuclear reactions, and later work looking at dense nuclear matter i
#3 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 §
Karl Theodor Robert Luther (April 16, 1822, Świdnica – February 15, 1900 Düsseldorf ), normally published as Robert Luther , was a German astronomer . While working at the Bilk Observatory in Düsseldorf, Germany, he searched for asteroids and discovered 24 of them between 1852 and 1890. [1] [2] Seve
#5 Okuro Oikawa
Okuro Oikawa ( 及川 奥郎 , Oikawa Okurō , 1896–1970) [2] was a Japanese astronomer and discoverer of minor planets . [3] Japanese astronomer Minor planets discovered: 8 [1] 1088 Mitaka 17 November 1927 MPC 1089 Tama 17 November 1927 MPC 1090 Sumida 20 February 1928 MPC 1098 Hakone 5 September 1928 MPC
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
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
Stephen Charles Triboudet Demainbray (1710 – 20 February 1782) was an English natural scientist and astronomer , who was Superintendent (or King's Astronomer ) at the King's Observatory in Richmond, Surrey (now in London) from 1768 to 1782. English natural scientist and astronomer
Paul G. Comba (1926 – April 5, 2017) was an Italian-American computer scientist , an amateur astronomer and a prolific discoverer of minor planets . [2] Paul G. Comba Born 1926 ( 1926 ) Tunisia Died April 4, 2017 (2017-04-04) (aged 90–91) Education Ph.D. Alma mater University of Turin , Blufft
#10 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
#11 John Herschel
Sir John Frederick William Herschel, 1st Baronet KH FRS ( / ˈ h ɜːr ʃ əl , ˈ h ɛər -/ ; [2] 7 March 1792 – 11 May 1871) [1] was an English polymath active as a mathematician , astronomer , chemist , inventor, experimental photographer who invented the blueprint , [3] [4] [5] and did botanical work
#12 Immanuel Halton
Immanuel Halton (1628 – 1699) was an English astronomer and mathematician , an associate of John Flamsteed .
Robert Owen Evans , OAM (born 20 February 1937) is a minister of the Uniting Church in Hazelbrook, New South Wales and an amateur astronomer who holds the record for visual discoveries of supernovae (42). [1] [2]
#14 Nergis Mavalvala
Nergis Mavalvala (born 1968) is a Pakistani-American astrophysicist . [1] She is the Curtis and Kathleen Marble Professor of Astrophysics at the Massachusetts Institute of Technology (MIT), where she is also the Dean of the university's School of Science . She was previously the Associate Head of th
#15 George Smoot
George Fitzgerald Smoot III (born February 20, 1945) is an American astrophysicist , cosmologist , Nobel laureate, and the 2nd contestant to win the $1 million prize on Are You Smarter than a 5th Grader? . He won the Nobel Prize in Physics in 2006 for his work on the Cosmic Background Explorer with
#16 Michel Ory
Michel Ory (born 18 April 1966) is a Swiss amateur astronomer and a prolific discoverer of minor planets and comets , [1] who was one of five winners of the 2009 Edgar Wilson Award for his discovery of 304P/Ory (P/2008 Q2 Ory), a periodic comet of the Jupiter family on 27 August 2008, [2] using a 24
#17 Ma Chung-pei
Ma Chung-pei ( Chinese : 馬中珮 ; pinyin : Mǎ Zhōngpèi ) is an astrophysicist and cosmologist. She is the Judy Chandler Webb Professor of Astronomy and Physics at the University of California, Berkeley . She led the teams that discovered several of largest known black holes from 2011 to 2016. Astrophys
#18 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
#19 Takeshi Urata
Takeshi Urata ( 浦田 武 , Urata Takeshi , 1947 – December 15, 2012) [2] was a Japanese astronomer . He was a prolific discoverer of asteroids , observing at Nihondaira Observatory . Japanese astronomer Minor planets discovered: 642 [1] see § List of discovered minor planets In 1978 he became the fi
Yoshisada Shimizu ( 清水 義定 , Shimizu Yoshisada , born 1943) is a Japanese amateur astronomer and a prolific discoverer of hundreds of asteroids since 1993. An orthopaedist by profession, he is also known as an astrophotographer . [1] [2] Japanese astronomer Minor planets discovered: 311 [1] see §