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langs: 27 октября [ru] / october 27 [en] / 27. oktober [de] / 27 octobre [fr] / 27 ottobre [it] / 27 de octubre [es]

days: october 24 / october 25 / october 26 / october 27 / october 28 / october 29 / october 30


Asteroid / Asteroid


#1 446 Aeternitas

Aeternitas ( minor planet designation : 446 Aeternitas ) is a main belt asteroid . It was discovered by Max Wolf and A. Schwassmann on 27 October 1899 in Heidelberg . It is classified as an A-type asteroid . The asteroid is roughly 45   km in diameter and has a high albedo . [1] Main belt Asteroid 4

#2 3540 Protesilaos

3540 Protesilaos / ˌ p r ɒ t ɪ s ɪ ˈ l eɪ ə s / is a large Jupiter trojan from the Greek camp , approximately 76 kilometers (47 miles) in diameter. It was discovered on 27 October 1973, by German astronomer Freimut Börngen at the Karl Schwarzschild Observatory in Tautenburg, Germany. [1] The assumed

#3 4868 Knushevia

4868 Knushevia , provisional designation 1989 UN 2 is a bright Hungaria asteroid and suspected binary system from the innermost regions of the asteroid belt , approximately 2 kilometers in diameter. It was discovered on 27 October 1989, by American astronomer Eleanor Helin at the Palomar Observatory

#4 1573 Väisälä

1573 Väisälä , provisional designation 1949 UA , is a stony Phocaea asteroid , slow rotator and suspected tumbler from the inner regions of the asteroid belt , approximately 9 kilometers in diameter. It was discovered on 27 October 1949, by Belgian astronomer Sylvain Arend at the Royal Observatory o

#5 (606357) 2017 UV43

(606357) 2017 UV 43 is a centaur from the outer Solar System , approximately 8 kilometers (5 miles) in diameter. It was discovered by the Mount Lemmon Survey on 13 March 2005. [1] The unusual minor planet follows an orbit similar to those of the fragments of comet Shoemaker–Levy 9 . [6] This minor p

#6 1119 Euboea

1119 Euboea ( / j uː ˈ b iː ə / ; prov. designation : 1927 UB ) is a background asteroid from the central region of the asteroid belt . It was discovered on 27 October 1927, by German astronomer Karl Reinmuth at the Heidelberg-Königstuhl State Observatory in southwest Germany. [3] The asteroid has a

#7 952 Caia

952 Caia / ˈ k eɪ ə / is a carbonaceous background asteroid from the outer region of the asteroid belt , approximately 82 kilometers (51 miles) in diameter. It was discovered by Soviet–Russian astronomer Grigory Neujmin at the Crimean Simeiz Observatory on 27 October 1916 and given the provisional d

#8 1137 Raïssa

1137 Raïssa ( prov. designation : 1929 WB ) is a stony background asteroid and slow rotator , approximately 22 kilometers (14 miles) in diameter, located in the inner regions of the asteroid belt . It was discovered by Grigory Neujmin at Simeiz Observatory in 1929, and named in memory of Raïssa Mase

#9 4606 Saheki

4606 Saheki , provisional designation 1987 UM 1 , is a stony Flora asteroid from the inner regions of the asteroid belt , approximately 7 kilometers in diameter. 4606 Saheki Lightcurve -based 3D-model of Saheki Discovery   [1] Discovered   by T. Seki Discovery   site Geisei Obs. Discovery   date 27

#10 2013 BL76

2013 BL 76 is a trans-Neptunian object and centaur [4] from the scattered disk and Inner Oort cloud approximately 30 kilometers in diameter. Trans-Neptunian object 2013 BL 76 The orbits of some of the most distant minor planets, 2013 BL 76 at top left Discovery [1] [2] [3] Discovered   by Mt. Lemmon

#11 520 Franziska

Franziska ( minor planet designation : 520 Franziska ), provisional designation 1903 MV , is an Eoan asteroid from the outer regions of the asteroid belt , approximately 27 kilometers in diameter. It was discovered on 27 October 1903, by astronomers Max Wolf and Paul Götz at the Heidelberg-Königstuh

#12 5477 Holmes

5477 Holmes , provisional designation 1989 UH 2 , is a Hungaria asteroid and binary system from the innermost regions of the asteroid belt , approximately 3 kilometers (2 miles) in diameter. It was discovered on 27 October 1989, by American astronomer Eleanor Helin at the Palomar Observatory in Cali

#13 447 Valentine

Valentine ( minor planet designation : 447 Valentine ) is a large Main belt asteroid . This article needs additional citations for verification . ( May 2016 ) 447 Valentine Discovery Discovered   by M. F. Wolf A. Schwassmann Discovery   date 27 October 1899 Designations MPC   designation (447) Valen

#14 964 Subamara

964 Subamara ( prov. designation : A921 UL or 1921 KS ), is a stony background asteroid from the outer regions of the asteroid belt , approximately 20 kilometers (12 miles) in diameter. It was discovered by Austrian astronomer Johann Palisa at the Vienna Observatory on 27 October 1921. [1] The S-typ

#15 949 Hel

949 Hel ( prov. designation : A921 EM or 1921 JK ) is a dark background asteroid from the outer regions of the asteroid belt , approximately 63 kilometers (39 miles) in diameter. It was discovered by German astronomer Max Wolf at the Heidelberg Observatory on 11 March 1921. [1] The transitional X-ty

#16 448 Natalie

Natalie ( minor planet designation : 448 Natalie ) is a typical Main belt asteroid . 448 Natalie Discovery Discovered   by M. F. Wolf A. Schwassmann Discovery   date 27 October 1899 Designations MPC   designation (448) Natalie Pronunciation German: [ˈnaːtaːliː] [1] Alternative designations 1899 ET M

#17 2014 UR116

2014 UR 116 , also known as 2008 XB , is an eccentric sub-kilometer asteroid , categorized as a near-Earth object and potentially hazardous asteroid of the Apollo group with a diameter of approximately 400 meters (1,300   ft) . [3] It was first observed on 1 December 2008, by the Mount Lemmon Survey

#18 (415029) 2011 UL21

(415029) 2011 UL 21 , provisional designation 2011 UL 21 , is an Apollo class potentially hazardous asteroid discovered on October 17, 2011, by the Catalina Sky Survey project. [1] The asteroid is estimated to have a diameter of 2.5 kilometres (1.6   mi) . It was rated at Torino Scale 1 on October 2


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Comet / Comet


#1 82P/Gehrels

82P/Gehrels is a periodic comet that was discovered on October 27, 1975, by Tom Gehrels at the Palomar Mountain Observatory in California having a faint nuclear brightness of magnitude 17. [1] Periodic comet with 8 year orbit 82P/Gehrels Discovery Discovered by Tom Gehrels Discovery date October 27,

#2 C/1948 V1

The Eclipse Comet of 1948, formally known as C/1948 V1, was an especially bright comet discovered during a solar eclipse on November 1, 1948 . Although there have been several comets that have been seen during solar eclipses, the Eclipse Comet of 1948 is perhaps the best-known; it was however, best

#3 96P/Machholz

Comet 96P/Machholz or 96P/Machholz 1 [3] is a short-period sungrazing comet discovered on May 12, 1986, by amateur astronomer Donald Machholz on Loma Prieta peak, in central California using 130 millimetres (5.1   in) binoculars. [3] [4] On June 6, 1986, 96P/Machholz passed 0.40373   AU (60,397,000

#4 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

#5 Great Comet of 1577

The Great Comet of 1577 (official designation: C/1577 V1 ) is a non-periodic comet that passed close to Earth during the year 1577 AD. Having an official designation beginning with "C" classes it as a non-periodic comet, and so it is not expected to return. In 1577, the comet was visible to all of E

#6 39P/Oterma

39P/Oterma is a currently inactive periodic comet in the Solar System with an orbital period of nearly 20 years. The size of its nucleus is not known. Periodic comet with 19 year orbit 39P/Oterma Discovery Discovered by Liisi Oterma Discovery date 8 April 1943 Alternative designations 1942 VII; 1950

#7 78P/Gehrels

78P/Gehrels , also known as Gehrels 2 , is a Jupiter-family periodic comet in the Solar System with a current orbital period of 7.22 years. Periodic comet with 7 year orbit 78P/Gehrels Discovery Discovered by Tom Gehrels Discovery date September 29, 1973 Alternative designations 1973 XI; 1981 XVII;

#8 266P/Christensen

266P/Christensen is a periodic comet in the Solar System . It will next come to perihelion in December 2026. It has been suggested as the source of the 1977 " Wow! Signal ". [3] 266P/Christensen Discovery Discovered by Eric J. Christensen Discovery date October 27, 2006 Alternative designations 2006

#9 94P/Russell

94P/Russell 4 is a periodic comet in the Solar System . It fits the definition of an Encke-type comet with ( T Jupiter > 3; a < a Jupiter ). [1] It was discovered by Ken Rusell [1] on photographic plates taken by M. Hawkins on March 7, 1984. [4] In the discovery images, Russell estimated that the co

#10 Comet Holmes

Comet Holmes / ˈ h oʊ m z / (official designation: 17P/Holmes ) is a periodic comet in the Solar System , discovered by the British amateur astronomer Edwin Holmes on November 6, 1892. Although normally a very faint object, Holmes became notable during its October 2007 return when it temporarily bri


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Galaxy / Galaxy


#1 MACS 1423-z7p64

MACS 1423-z7p64 is a galaxy listed in the MAssive Cluster Survey (MACS) , and announced on 10 April 2017 in the journal Nature Astronomy , [1] as being the most distant source of reionization known at this time, with a redshift z = 7.640 ± 0.001 (lookback time >13.1 Gyr). [1] MACS 1423-z7p64 Observa

#2 NGC 479

NGC 479 (also known as UGC 893 , MCG 1-4-31 , ZWG 411.31 , PGC 4905 ) is a spiral galaxy in the constellation Pisces . [5] It was discovered by German astronomer Albert Marth on October 27, 1864. [6] It is about 240 million light-years away from Earth. [3] Spiral galaxy in the constellation Pisces N

#3 NGC 366

NGC 366 is an open cluster located in the constellation Cassiopeia . It was discovered on October 27, 1829 by John Herschel . It was described by Dreyer as a "cluster, small." [3] Open cluster in the constellation Cassiopeia NGC 366 DSS image of NGC 366 Observation data ( J2000 epoch ) Constellation

#4 NGC 455

NGC 455 is a lenticular galaxy of type S? located in the constellation Pisces . It was discovered on October 27, 1864 by Albert Marth . It was described by Dreyer as "faint, very small, almost stellar." [2] NGC 455 ( SDSS ) Lenticular galaxy in the constellation Pisces NGC 455 NGC 455 as seen by 2MA

#5 NGC 852

NGC 852 is a barred spiral galaxy located in the Eridanus constellation . It is estimated to be 281 million light-years from the Milky Way and has a diameter of about 110,000 light-years. NGC 852 was discovered on October 27, 1834 by John Herschel . [5] [6] Barred spiral galaxy in the constellation

#6 NGC 645

NGC 645 is a barred spiral galaxy in the constellation Pisces . It is estimated to be 112 million light-years from the Milky Way [3] and has a diameter of approximately 115,000 light years. The object was discovered on October 27, 1864 by astronomer Albert Marth . [4] [5] [6] NGC 645 ( SDSS ) Barred

#7 NGC 1365

NGC 1365 , also known as the Great Barred Spiral Galaxy , [3] is a double-barred spiral galaxy about 56 million light-years away in the constellation Fornax . Double barred spiral galaxy in the constellation Fornax Great Barred Spiral Galaxy Observation data ( J2000 epoch ) Constellation Fornax Righ

#8 NGC 189

NGC 189 is an open cluster in the Cassiopeia constellation . It was discovered by Caroline Herschel on 27 September 1783, and independently rediscovered by John Herschel on 27 October 1829. [3] Open cluster in the constellation Cassiopeia NGC 189 NGC 189 from DSS Observation data (J2000 epoch ) Cons

#9 NGC 6566

NGC 6566 is a compact [4] elliptical galaxy [4] within the constellation Draco . It is located about 250 million light-years (80 Mpc) [3] away from the Sun. [3] It was discovered on October 27, 1861 by the astronomer Heinrich d'Arrest . [5] Elliptical galaxy in the constellation Draco NGC 6566 Obser

#10 NGC 396

NGC 396 is a lenticular galaxy located in the constellation Pisces . It was discovered on October 27, 1864 by Albert Marth . It was described by Dreyer as "extremely faint, small, a little extended." [2] Lenticular galaxy in the constellation Pisces NGC 396 SDSS image or NGC 396 Observation data ( J


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Institution / Institution


#1 Air Force Maui Optical and Supercomputing observatory

The Air Force Maui Optical and Supercomputing observatory is an Air Force Research Laboratory (AFRL) operating location at Haleakala Observatory on Maui , Hawaii , with a twofold mission ( 608 ). First, it conducts the research and development mission on the Maui Space Surveillance System (MSSS) at

#2 Stratospheric Observatory for Infrared Astronomy

The Stratospheric Observatory for Infrared Astronomy ( SOFIA ) was an 80/20 joint project of NASA and the German Aerospace Center (DLR) [1] to construct and maintain an airborne observatory . NASA awarded the contract for the development of the aircraft, operation of the observatory and management o

#3 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

#4 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

#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

#6 International Astronautical Congress

Every year, the International Astronautical Federation with the support of the International Academy of Astronautics and the International Institute of Space Law (IISL), holds the International Astronautical Congress ( IAC ) which is hosted by one of the national society members of the IAF. Annual m


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Meteorite / Meteorite


#1 Novato meteorite

The Novato meteorite is an ordinary chondrite which entered the earth's atmosphere and broke up over Northern California at 19:44 Pacific Time on 17 October 2012. The falling bolide created a bright fireball and sonic booms and fragmented into smaller pieces as the intense friction of passing throug


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Researcher / Researcher


#1 John Call Cook

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

#2 Ulugh Beg

Mīrzā Muhammad Tāraghay bin Shāhrukh ( Chagatay : میرزا محمد طارق بن شاہ رخ , Persian : میرزا محمد تراغای بن شاہ رخ ), better known as Ulugh Beg ( الغ‌ بیگ ) (22 March 1394 – 27 October 1449), was a Timurid sultan , as well as an astronomer and mathematician . Timurid sultan, astronomer and mathemat

#3 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

#4 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

#5 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

#6 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

#7 Paul G. Comba

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

#8 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

#9 Philip Melanchthon

Philip Melanchthon [lower-alpha 1] (born Philipp Schwartzerdt ; [lower-alpha 2] 16 February 1497 – 19 April 1560) was a German Lutheran reformer , collaborator with Martin Luther , the first systematic theologian of the Protestant Reformation , intellectual leader of the Lutheran Reformation , and a

#10 Emanuel Swedenborg

Emanuel Swedenborg ( / ˈ s w iː d ən b ɔːr ɡ / , [1]

#11 Christopher Wren

Sir Christopher Wren PRS FRS ( / r ɛ n / ; [2] 30 October 1632 [ O.S. 20 October ] – 8 March 1723 [ O.S. 25 February ]) [3] [4] was one of the most highly acclaimed English architects in history, as well as an anatomist , astronomer , geometer , and mathematician- physicist . [4] He was accorded res

#12 Robert Linderholm

Robert Glen Linderholm (October 19, 1933 – July 6, 2013) was an American amateur astronomer who discovered several asteroids . [2] He lived in Cambridge , Nebraska where he had a private observatory, Lime Creek . [3] [4] American astronomer Minor planets discovered: 26   [1] see §   List of discover

#13 Lenka Kotková

Lenka Kotková ( née Šarounová ; born 26 July 1973) is a Czech astronomer and a discoverer of minor planets . Czech astronomer, asteroid discoverer Lenka Kotková ( née Šarounová) Lenka Kotková at the Ondřejov Observatory Born ( 1973-07-26 ) 26 July 1973 (age   48) Dobřichovice , Czechoslovakia Nation

#14 Ronald Greeley

Ronald Greeley (August 25, 1939   – October 27, 2011) was a Regents’ Professor in the School of Earth and Space Exploration (SESE) at Arizona State University (ASU), the Director of the NASA -ASU Regional Planetary Image Facility (RPIF), and Principal Investigator of the Planetary Aeolian Laboratory

#15 Abulfeda

Ismāʿīl b. ʿAlī b. Maḥmūd b. Muḥammad b. ʿUmar b. Shāhanshāh b. Ayyūb b. Shādī b. Marwān [1] ( Arabic : إسماعيل بن علي بن محمود بن محمد بن عمر بن شاهنشاه بن أيوب بن شادي بن مروان ), better known as Abū al-Fidāʾ ( Arabic : أبو الفداء , Latinized Abulfeda ; November 1273   – 27 October 1331), [2] was

#16 Alexis Clairaut

Alexis Claude Clairaut ( French pronunciation:   ​ [alɛksi klod klɛʁo] ; 13 May 1713 – 17 May 1765) was a French mathematician, astronomer , and geophysicist . He was a prominent Newtonian whose work helped to establish the validity of the principles and results that Sir Isaac Newton had outlined in

#17 Nehemiah Strong

Rev. Nehemiah Strong (24 February 1729 (N.S.) – 13 August 1807) was an American astronomer and meteorologist who was the first Professor of Mathematics and Natural Philosophy at Yale College from 1770 [1] and produced a series of annual ephemerides , the astronomical element in almanacs , which were

#18 Paul Wiegert

Paul Arnold Wiegert (born 1967) is a Canadian astronomer , discoverer of minor planets and professor at the University of Western Ontario . [2] Canadian astronomer Minor planets discovered: 85   [1] see §   List of discovered minor planets Wiegert studies unusual orbits of both observed objects and

#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

#20 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 §  


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Star / Star


#1 SN 2012fr

SN 2012fr was a supernova in the NGC 1365 galaxy that was discovered by Alain Klotz on October 27, 2012. [1] SN 2012fr Ia Date October 27, 2012 Constellation Fornax Declination -36° 08' 25" Epoch J2000.0 Distance 56.2 ± 2.6 Mly Host NGC 1365   Related media on Commons [ edit on Wikidata ]

#2 V606 Aquilae

V606 Aquilae was a nova , which lit up in the constellation Aquila in 1899. The brightest reported magnitude for this nova was apparent magnitude 5.5, making it a naked eye object. [3] [4] It was discovered by Williamina Fleming on a photographic plate (one of the Henry Draper Memorial Photographs [


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