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langs: 17 февраля [ru] / february 17 [en] / 17. februar [de] / 17 février [fr] / 17 febbraio [it] / 17 de febrero [es]

days: february 14 / february 15 / february 16 / february 17 / february 18 / february 19 / february 20


Asteroid / Asteroid


#1 192 Nausikaa

Nausikaa [5] ( minor planet designation : 192 Nausikaa ) is a large main-belt S-type asteroid . It was discovered by Johann Palisa on February 17, 1879, at Pula, then in Austria, now in Croatia. The name derives from Nausicaä , a princess in Homer 's Odyssey . 192 Nausikaa A three-dimensional model

#2 2939 Coconino

2939 Coconino , provisional designation 1982 DP , is a stony Nysian asteroid from the inner regions of the asteroid belt , approximately 6 kilometers in diameter. It was discovered on 21 February 1982, by American astronomer Edward Bowell at Lowell's Anderson Mesa Station in Flagstaff, United States

#3 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

#4 2882 Tedesco

2882 Tedesco , provisional designation 1981 OG , is a Themistian asteroid from the outer regions of the asteroid belt , approximately 22 kilometers (14 miles) in diameter. It was discovered on 26 July 1981, by astronomer Edward Bowell at the Anderson Mesa Station near Flagstaff, Arizona. [1] The lik

#5 506 Marion

Marion ( minor planet designation : 506 Marion ) is a minor planet orbiting the Sun . It was discovered by Raymond Smith Dugan in February 1903, and was later named after a cousin of his. It is designated as a C-type asteroid with a size of approximately 104 kilometres (64.6   mi) . [3] Minor planet

#6 443 Photographica

Photographica ( minor planet designation : 443 Photographica ) is a typical Main belt asteroid . It is classified as an S-type asteroid . 443 Photographica Discovery Discovered   by M. F. Wolf A. Schwassmann Discovery   date 17 February 1899 Designations MPC   designation (443) Photographica Pronunc

#7 243 Ida

Ida , minor planet designation 243 Ida , is an asteroid in the Koronis family of the asteroid belt . It was discovered on 29 September 1884 by Austrian astronomer Johann Palisa at Vienna Observatory and named after a nymph from Greek mythology . Later telescopic observations categorized Ida as an S-

#8 96 Aegle

Aegle ( minor planet designation : 96 Aegle ) is a carbonaceous asteroid and the namesake of the Aegle family located in the outer regions of the asteroid belt , approximately 170 kilometers (110 miles) in diameter. It was discovered on 17 February 1868, by French astronomer Jérôme Coggia at the Mar

#9 2920 Automedon

2920 Automedon / ɔː ˈ t ɒ m ɪ d ɒ n / is a large Jupiter trojan from the Greek camp , approximately 110 kilometers (68 miles) in diameter. It was discovered by American astronomer Edward Bowell at the Anderson Mesa station of the Lowell Observatory on 3 May 1981. [1] The dark D-type asteroid has a r

#10 1330 Spiridonia

1330 Spiridonia , provisional designation 1925 DB , is a dark background asteroid of primitive composition, located in the outer regions of the asteroid belt , approximately 65 kilometers in diameter. It was discovered on 17 February 1925, by Soviet astronomer Vladimir Albitsky at the Simeiz Observa

#11 2420 Čiurlionis

2420 Čiurlionis , provisionally designated 1975 TN , is a stony Eunomian asteroid from the central regions of the asteroid belt , approximately 9 kilometers in diameter. It was discovered on 3 October 1975, by Soviet astronomer Nikolai Chernykh at the Crimean Astrophysical Observatory in Nauchnij, o

#12 926 Imhilde

926 Imhilde ( prov. designation : A920 CB or 1920 GN ) is a dark asteroid and the principal body and namesake of the Imhilde family , located in the outer regions of the asteroid belt . It was discovered by astronomer Karl Reinmuth at the Heidelberg Observatory in southwest Germany on 15 February 19

#13 2937 Gibbs

2937 Gibbs , provisional designation 1980 LA , is a stony Phocaea asteroid and Mars-crosser from the inner regions of the asteroid belt , approximately 6 kilometers in diameter. It was discovered on 14 June 1980, by American astronomer Edward Bowell at Lowell's Anderson Mesa Station near Flagstaff,

#14 (469306) 1999 CD158

(469306) 1999 CD 158 , provisional designation : 1999 CD 158 , is a trans-Neptunian object from the circumstellar disc of the Kuiper belt , located in the outermost region of the Solar System . The relatively bright hot classical Kuiper belt object measures approximately 310 kilometers (190 miles) i

#15 2016 DV1

2016 DV 1 is a near-Earth asteroid estimated to be roughly 29–65 meters (95–210 feet) in diameter. It is a fast rotating asteroid of the Apollo group which was first observed by the Mount Lemmon Survey on 28 February 2016, just days before it passed Earth at 1   lunar distance (LD) on 3 March 2016.

#16 1719 Jens

1719 Jens ( prov. designation : 1950 DP ) is a background asteroid from the central region of the asteroid belt , approximately 19 kilometers in diameter. It was discovered on 17 February 1950, by German astronomer Karl Reinmuth at Heidelberg Observatory in southern Germany. [13] It was named after

#17 2572 Annschnell

2572 Annschnell , provisional designation 1950 DL , is a background asteroid from the inner regions of the asteroid belt , approximately 10 kilometers in diameter. 2572 Annschnell Discovery   [1] Discovered   by K. Reinmuth Discovery   site Heidelberg Obs. Discovery   date 17 February 1950 Designati

#18 130 Elektra

Elektra ( minor planet designation : 130 Elektra ) is a large outer main-belt asteroid and quadruple system with three minor-planet moons . It was discovered on 17 February 1873, by astronomer Christian Peters at Litchfield Observatory , New York, and named after Electra , an avenger in Greek mythol

#19 1611 Beyer

1611 Beyer , provisional designation 1950 DJ , is a carbonaceous Hygiean asteroid from the outer region of the asteroid belt , approximately 20 kilometers in diameter. It was discovered on 17 February 1950, by German astronomer Karl Reinmuth at Heidelberg Observatory in southern Germany. [11] It was

#20 2384 Schulhof

2384 Schulhof ( prov. designation : 1943 EC 1 ) is a mid-sized asteroid and the namesake of the Schulhof family , located in the Eunomian region of the intermediate asteroid belt . It was discovered on 2 March 1943, by French astronomer Marguerite Laugier at Nice Observatory in southeastern France.


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Comet / Comet


#1 P/2019 LD2 (ATLAS)

P/2019 LD 2 (ATLAS) is a Jupiter-family comet discovered by the Asteroid Terrestrial-impact Last Alert System on 10 June 2019. [6] [7] It was initially reported as the first known Jupiter trojan asteroid to display cometary activity, [8] but its classification as a Jupiter trojan was retracted after

#2 C/1911 S3

Comet Beljawsky is also known as 1911 IV and 1911g according to the naming conventions at the time. The comet was discovered by the Russian astronomer Sergei Ivanovich Beljawsky September 29, 1911 and shortly thereafter it was independently seen by four or five other observers in the United States a

#3 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

#4 C/1999 S4 (LINEAR)

C/1999 S4 (LINEAR) was a long-period comet discovered on September 27, 1999, by LINEAR . [1] C/1999 S4 (LINEAR) Hubble image of C/1999 S4 disintegrating on August 5, 2000 Discovery Discovered by LINEAR ( 704 ) [1] Discovery date September 27, 1999 Orbital characteristics A Epoch February 17, 2000 (


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Galaxy / Galaxy


#1 NGC 2812

NGC 2812 is a lenticular galaxy in the constellation Cancer . It was discovered by Albert Marth on February 17, 1865. [2] Lenticular galaxy in the constellation Cancer NGC 2812 SDSS image of NGC 2812 (upper right), NGC 2813 can be seen to the left Observation data ( J2000 epoch ) Constellation Cance

#2 NGC 2801

NGC 2801 , also known as PGC 26183 , is a spiral galaxy in the constellation Cancer . It was discovered February 17, 1865, by Albert Marth . [4] NGC 2801 SDSS image of NGC 2801 Observation data ( J2000 epoch ) Constellation Cancer Right ascension 09 h 16 m 44.18 s [1] Declination +19 °   56 ′   08.7

#3 NGC 2800

NGC 2800 , also known as PGC 26302 , is an elliptical galaxy in the constellation Ursa Major . It was discovered February 17, 1831 by William Herschel . [4] Elliptical galaxy in the constellation Ursa Major NGC 2800 SDSS image of NGC 2800 Observation data ( J2000 epoch ) Constellation Ursa Major Rig

#4 NGC 2503

NGC 2503 is an isolated spiral galaxy [2] approximately 254 million light-years away [3] in the constellation Cancer . [4] The galaxy was discovered on February 17, 1865 by astronomer Albert Marth . [5] [6] Isolated spiral galaxy in the constellation Cancer NGC 2503 Spiral galaxy NGC 2503 Observatio


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Institution / Institution


#1 Château de Meudon

Meudon Castle , also known as the Royal Castle of Meudon or Imperial Palace of Meudon, is a French castle located in Meudon in the Hauts-de-Seine department . At the edge of a wooded plateau, the castle offers views of Paris and the Seine , as well as of the Chalais valley. Located between Paris and

#2 Starkenburg Observatory

The Starkenburg Observatory ( German : Starkenburg-Sternwarte ) is an astronomical observatory in Heppenheim , Germany. It was founded in 1970, and currently has about 150 members. [2] [3] Observatory Starkenburg Observatory Named after Starkenburg   Observatory   code 611   Location Starkenburg , G

#3 Astronomical Observatory of Mallorca

The Astronomical Observatory of Mallorca ( Spanish : Observatorio Astronómico de Mallorca , OAM ) is an observatory just south of Costitx , Mallorca , Spain . [3] Observatory Astronomical Observatory of Mallorca Alternative   names ca Observatory   code 620   Location Costitx , Mallorca , Spain Coor

#4 Farpoint Observatory

Farpoint Observatory is an astronomical observatory owned and operated by the Northeast Kansas Amateur Astronomers' League , or NEKAAL . It is located on the grounds of Mission Valley High School at Eskridge , near Auburn, Kansas , approximately 30 miles (48   km) southwest of Topeka , Kansas , Unit

#5 Vainu Bappu Observatory

The Vainu Bappu Observatory is an astronomical observatory owned and operated by the Indian Institute of Astrophysics . It is located at Kavalur in the Javadi Hills , near Vaniyambadi in Tirupathur district in the Indian state of Tamil Nadu . It is 200   km south-west of Chennai and 175   km south-e

#6 Indian Initiative in Gravitational-wave Observations

INDIGO or IndIGO ( Indian Initiative in Gravitational-wave Observations ) is a consortium of Indian gravitational-wave physicists. [1] This is an initiative to set up advanced experimental facilities for a multi-institutional observatory project in gravitational-wave astronomy to be located near Aun

#7 San Vittore Observatory

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

#8 LIGO

The Laser Interferometer Gravitational-Wave Observatory ( LIGO ) is a large-scale physics experiment and observatory designed to detect cosmic gravitational waves and to develop gravitational-wave observations as an astronomical tool. [1] Two large observatories were built in the United States with

#9 Črni Vrh Observatory

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) .


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Meteorite / Meteorite


#1 Paragould meteorite

The Paragould Meteorite at 41 inches (1,000   mm) by 24 inches (610   mm) by 16 inches (410   mm) and weighing 370 kilograms (820   lb) is the second largest witnessed meteorite fall ever recovered in North America (after the Norton County meteorite ) and the largest stony meteorite chondrite . It f


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Researcher / Researcher


#1 Liisi Oterma

Liisi Oterma ( Finnish pronunciation:   [ˈliːsi ˈʔotermɑ] ; 6 January 1915 – 4 April 2001) was a Finnish astronomer , the first woman to get a Ph.D. degree in astronomy in Finland. [1] Finnish astronomer Liisi Oterma Born January 6, 1915 Turku Died April 4, 2001 Turku Scientific career Fields Astron

#2 Vladimir Albitsky

Vladimir Aleksandrovich Albitzky ( Russian : Владимир Александрович Альбицкий ) (16 June 1891 – 15 June 1952) was a Soviet /Russian astronomer and discoverer of minor planets . [2] In modern English transliteration, his surname would be given as Al'bitskii or Al'bitsky . In the literature, he is som

#3 Pierre Kaufmann

Pierre Kaufmann (1938 – 17 February 2017) was a French physicist and astronomer. He worked at Mackenzie University, Unicamp, and USP, and founded research into radio astronomy and solar physics in Brazil. Brazilian physicist and radio astronomer Not to be confused with Pierre Koffmann . Pierre Kaufm

#4 Sylvain Arend

Sylvain Julien Victor Arend (6 August 1902 – 18 February 1992) was a Belgian astronomer born in Robelmont , Luxembourg province, Belgium . His main interest was astrometry . [2] Belgian astronomer Minor planets discovered: 51   [1] see §   List of discovered minor planets Together with Georges Rolan

#5 Louis Receveur

Claude-Francois Joseph Louis Receveur O.F.M. Conv. , (1757 – 17 February 1788) was a French friar priest , naturalist and astronomer who sailed with Jean-François de Galaup, comte de La Pérouse . Louis Receveur 1842 sketch of the Bougainville grave and tree Born c1750 Died 17 February 1788 (1788-02-

#6 Thierry Pauwels

Thierry Pauwels (born 22 July 1957, Ghent ) is a Belgian astronomer from the Royal Observatory of Belgium . [2] [3] Between 1996 and 2008 he discovered and co-discovered 146 minor planets . This makes him one of the top 100 minor planet discoverers. [1] Belgian astronomer Minor planetss discovered:

#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 Satoru Otomo

Satoru Otomo ( 大友 哲 , Ōtomo Satoru, 19 December 1957, Mitaka ) is a Japanese dentist, amateur astronomer and a discoverer of minor planets . [2] Minor planets discovered: 148   [1] see §   List of discovered minor planets According to the Minor Planet Center , he is credited with the discovery of 14

#9 Friedrich Wilhelm Argelander

Friedrich Wilhelm August Argelander (22 March 1799 – 17 February 1875) was a German astronomer . He is known for his determinations of stellar brightnesses, positions, and distances. German astronomer "Argelander" redirects here. For the lunar crater, see Argelander (crater) . Friedrich Wilhelm Arge

#10 António Cabreira

D. António Tomás da Guarda Cabreira de Faria e Alvelos Drago da Ponte [lower-alpha 1] ComSE (30 October 1868 – 21 November 1953) was a Portuguese mathematician , polygraph and publicist. A member of the aristocratic Cabreira family, António Cabreira was a claimant to the Miguelist noble titles of Co

#11 Pierre Antonini

Pierre Antonini is a retired French mathematics professor and amateur astronomer who has discovered several minor planets and two supernovae at his private Observatoire de Bédoin (Bedoin Observatory; observatory code: 132 ) located at Bédoin , southeastern France. For many of his discoveries he used

#12 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

#13 Sadao Sei

Sadao Sei ( 清 貞雄 , Sei Sadao ) is a Japanese astronomer who discovered an asteroid in 1983. [1] Japanese astronomer Minor planets discovered: 1   [1] 2909 Hoshi-no-ie 9 May 1983 MPC He is credited by the Minor Planet Center with the discovery of 2909 Hoshi-no-ie , a main-belt asteroid of the Eos fam

#14 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

#15 Yoshisada Shimizu

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 §  

#16 Johann Palisa

Johann Palisa (6 December 1848 – 2 May 1925) was an Austrian astronomer , born in Troppau , Austrian Silesia , now Czech Republic . [1] He was a prolific discoverer of asteroids , discovering 122 in all, from 136 Austria in 1874 to 1073 Gellivara in 1923. [2] Some of his notable discoveries include

#17 John Broughton

John Broughton (born 1952) [2] is an Australian amateur astronomer and artist. He is among the most prolific discoverers of minor planets worldwide, credited by the Minor Planet Center with more than a thousand discoveries made between 1997 and 2008. [1] His observations are done at Reedy Creek Obse

#18 Hyron Spinrad

Hyron Spinrad (February 17, 1934   – December 7, 2015) was an American astronomer . His research has ranged from the study of planet atmospheres to the evolution of galaxies . From 2010 until his death in late 2015 he was an emeritus professor of astronomy at the University of California, Berkeley .

#19 Alexei Fridman

Alexey Maksimovich Fridman (17 February 1940 – 29 October 2010) was a Soviet physicist specializing in astrophysics, physics of gravitating systems and plasma physics. He discovered new types of instabilities in gravitating media, created the theory of planetary rings and predicted the existence of

#20 Christian Heinrich Friedrich Peters

Christian Heinrich Friedrich Peters (September 19, 1813 – July 18, 1890) was a German–American university teacher and astronomer at the Litchfield Observatory of Hamilton College , New York, and a pioneer in the study and visual discovery of asteroids . His name is often given as C. H. F. Peters . [


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Star / Star


#1 Pi Sagittarii

Pi Sagittarii ( π   Sagittarii , abbreviated Pi   Sgr , π   Sgr ) is a triple star system in the zodiac constellation of Sagittarius . It has an apparent visual magnitude of +2.89, [2] bright enough to be readily seen with the naked eye. Based upon parallax measurements, it is roughly 510 light-year

#2 Nova

A nova (plural novae or novas ) is a transient astronomical event that causes the sudden appearance of a bright, apparently "new" star (hence the name "nova", which is Latin for "new") that slowly fades over weeks or months. Causes of the dramatic appearance of a nova vary, depending on the circumst

#3 SN 1054

SN 1054 is a supernova that was first observed on c.   4 July 1054, and remained visible until c.   6 April 1056. [2] α Supernova in the constellation Taurus; visible from 1054 to 1056 SN 1054 Giant picture mosaic of the Crab Nebula , the remnants of SN 1054, taken by the Hubble Space Telescope in v

#4 Betelgeuse

Betelgeuse is a red supergiant of spectral type M1-2 and one of the largest stars visible to the naked eye . It is usually the tenth-brightest star in the night sky and, after Rigel , the second-brightest in the constellation of Orion . It is a distinctly reddish, semiregular variable star whose app

#5 V1280 Scorpii

V1280 Scorpii (or Nova Scorpii 2007 Number 1 ) is the first of two novae that occurred in the constellation Scorpius during February 2007 (the second nova was the fainter V1281 Scorpii, which was discovered on 19 February 2007). Announced by the IAU in Electronic Telegram No. 835 and Circular No. 88

#6 IC 2395

IC 2395 is an open cluster in the constellation Vela . Open cluster in the constellation Vela IC 2395 Observation data ( J2000 epoch ) Constellation Vela Right ascension 08 h 42 m 31 s [1] Declination −48 °   06 ′   00 ″ [1] Distance 2,300 ly (705 pc [2] ) Apparent magnitude (V) 4.6 [1] Apparent dim


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