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langs: 23 октября [ru] / october 23 [en] / 23. oktober [de] / 23 octobre [fr] / 23 ottobre [it] / 23 de octubre [es]

days: october 20 / october 21 / october 22 / october 23 / october 24 / october 25 / october 26

Asteroid / Asteroid


#1 2903 Zhuhai

2903 Zhuhai , provisional designation 1981 UV 9 , is a stony background or Marian asteroid from the central regions of the asteroid belt , approximately 14 kilometers (8.7 miles) in diameter. It was discovered on 23 October 1981, by astronomers at Purple Mountain Observatory near Nanking, China. [1]

#2 2959 Scholl

2959 Scholl , provisional designation 1983 RE 2 , is a carbonaceous Hildian asteroid from the outer regions of the asteroid belt , approximately 34 kilometers in diameter. It was discovered on 4 September 1983 by English–American astronomer Edward Bowell of the Lowell Observatory at Anderson Mesa St

#3 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

#4 2571 Geisei

2571 Geisei , provisional designation 1981 UC , is a stony Florian asteroid from the inner regions of the asteroid belt , approximately 6 kilometers in diameter. It was discovered by Japanese astronomer Tsutomu Seki at Geisei Observatory on 23 October 1981, and named for the Japanese village of Geis

#5 2014 SC324

2014 SC 324 is a sub-kilometer asteroid and fast rotator , classified as a near-Earth object of the Apollo group , approximately 50 meters in diameter. [2] It was first observed on 30 September 2014, by the Mount Lemmon Survey at an apparent magnitude of 21 using a 1.5-meter (59   in) reflecting tel

#6 1036 Ganymed

1036 Ganymed , provisional designation 1924 TD , is a stony asteroid on a highly eccentric orbit , classified as a near-Earth object of the Amor group . It was discovered by German astronomer Walter Baade at the Bergedorf Observatory in Hamburg on 23 October 1924, and named after Ganymede from Greek

#7 3700 Geowilliams

3700 Geowilliams , provisional designation 1984 UL 2 , is a stony background asteroid from the inner regions of the asteroid belt , approximately 8 kilometers (5 miles) in diameter. It was discovered on 23 October 1984, by American astronomer couple Carolyn and Eugene Shoemaker at the Palomar Observ

#8 10415 Mali Lošinj

10415 Mali Lošinj , provisional designation 1998 UT 15 , is a dark background asteroid and very slow rotator from the outer region of the asteroid belt , approximately 16 kilometers in diameter. It was discovered by Croatian astronomer Korado Korlević at Višnjan Observatory , Croatia, on 23 October

#9 987 Wallia

987 Wallia ( provisional designation : A922 UB or 1922 MR ) is a large background asteroid from the outer regions of the asteroid belt , approximately 52 kilometers (32 miles) in diameter. It was discovered on 23 October 1922, by astronomer Karl Reinmuth at the Heidelberg Observatory in southern Ger

#10 2024 McLaughlin

2024 McLaughlin , provisional designation 1952 UR , is an asteroid from the inner regions of the asteroid belt , approximately 8 kilometer in diameter. It was discovered 23 October 1952, by the Indiana Asteroid Program at Goethe Link Observatory near Brooklyn, Indiana, and named after American astro


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Comet / Comet


#1 C/1769 P1

C/1769 P1 (Messier) is a long-period comet that was visible to the naked eye at its last apparition in 1769. Because of its outstanding brightness it is called a great comet . C/1769 P1 (Messier) The Great Comet of the morning of 9 September 1769 over Nuremberg Discovery Discovered by Charles Messie

#2 130P/McNaught–Hughes

130P/McNaught–Hughes is a periodic comet in the Solar System . It takes 6.65 years to orbit the Sun and is 4.2   km in diameter. [1] Periodic comet with 6 year orbit 130P/McNaught-Hughes Discovery Discovered by Robert H. McNaught Shaun M. Hughes Discovery date September 30, 1991 [1] Alternative desi

#3 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

#4 21P/Giacobini–Zinner

Comet Giacobini–Zinner (officially designated 21P/Giacobini–Zinner ) is a periodic comet in the Solar System. It was discovered by Michel Giacobini , who observed it in the constellation of Aquarius on December 20, 1900. It was recovered two orbits later by Ernst Zinner , while he was observing vari

#5 C/2013 UQ4 (Catalina)

C/2013 UQ 4 (Catalina) is a Solar System comet that came close to the Earth on July 10, 2014, at a distance of 0.314   AU (47,000,000   km ; 29,200,000   mi ) . [1] Comet C/2013 UQ 4 (Catalina), images from July 9th, 10th and 11th 2014, showing the evolution of the shape of the comet with its relati


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Galaxy / Galaxy


#1 NGC 324

NGC 324 is a lenticular galaxy located in the constellation Phoenix . It was discovered on October 23, 1835 by John Herschel . It was described by Dreyer as "questionable, faint, small, stellar". [3] Lenticular galaxy in the constellation Phoenix NGC 324 Observation data ( J2000 epoch ) Constellatio

#2 NGC 482

NGC 482 is a spiral galaxy in the constellation Phoenix . [1] It is located approximately 277 million light-years from Earth and was discovered on October 23, 1835 by astronomer John Herschel . [2] [3] Spiral galaxy in the constellation Phoenix NGC 482 DSS view of NGC 482 Observation data ( J2000 ep

#3 NGC 630

NGC 630 is an elliptical galaxy in the constellation Sculptor . It is estimated to be 275 million light years from the Milky Way and has a diameter of approximately 125,000 [ citation needed ] light years. The object was discovered on October 23, 1835 by the English astronomer John Herschel . [4] [5

#4 NGC 1283

NGC 1283 is an elliptical galaxy [2] located about 250 million light-years away [3] in the constellation Perseus . [4] The galaxy was discovered by astronomer Guillaume Bigourdan on October 23, 1884 [5] and is a member of the Perseus Cluster . [6] [5] It also contains an active galactic nucleus . [7

#5 NGC 498

NGC 498 is a lenticular galaxy located about 260 million light-years away from Earth , [2] in the constellation Pisces . [3] NGC 498 was discovered by astronomer R. J. Mitchell on October 23, 1856. [4] Lenticular galaxy in the constellation Pisces NGC 498 SDSS image of NGC 498 and NGC 499 (bottom).

#6 NGC 82

NGC 82 is a magnitude 14.8 star located in the Andromeda constellation . It was first recorded by French astronomer Guillaume Bigourdan on October 23, 1884. [2] Star in the constellation Andromeda NGC 82 Observation data Epoch J2000.0             Equinox J2000.0 ( ICRS ) Constellation Andromeda Righ

#7 NGC 7042

NGC 7042 is a spiral galaxy located about 210 million light-years away in the constellation of Pegasus . [2] [3] NGC 7042 is part of a pair of galaxies that contains the galaxy NGC 7043 . [4] Astronomer William Herschel discovered NGC 7042 on October 16, 1784. [5] Spiral galaxy in the constellation

#8 NGC 462

NGC 462 is an elliptical galaxy located in the Pisces constellation . It was discovered by Albert Marth on 23 October 1864. Dreyer , creator of the New General Catalogue , originally described it as "extremely faint, very small, stellar". The word stellar clearly suggests an initial misidentificatio

#9 NGC 546

NGC 546 (also known as ESO 296-25, IRAS 01229-3819, MCG −6-4-29 and PGC 5255) is a barred spiral galaxy about 270 million light years [3] away from Earth and located in the constellation Sculptor . The largest diameter is 1.40 (122 thousand light years) and the smallest is 0.5 angular minutes (43 th

#10 NGC 446

NGC 446 is a lenticular galaxy of type (R)SAB0^0 located in the constellation Pisces . It was first discovered on October 23, 1864 by Albert Marth (and later listed as NGC 446); it was also seen on August 20, 1892 by Stéphane Javelle (and later listed as IC 89). It was described by Dreyer as "faint,

#11 NGC 304

NGC 304 is a lenticular galaxy in the constellation Andromeda . It was discovered on October 23, 1878, by Édouard Stephan . [3] Lenticular galaxy in constellation Andromeda NGC 304 SDSS image of NGC 304 Observation data ( J2000 epoch ) Constellation Andromeda Right ascension 00 h 56 m 06.0 s [1] Dec

#12 NGC 435

NGC 435 is an intermediate spiral galaxy of type SAB(s)d: located in the constellation Cetus . It was discovered on October 23, 1864 by Albert Marth . It was described by Dreyer as "extremely faint, small, extended." [2] NGC 435 ( SDSS ) Spiral galaxy in the constellation Cetus NGC 435 NGC 435 as se

#13 NGC 1282

NGC 1282 is an elliptical galaxy [2] located about 230 million light-years away [3] in the constellation Perseus . [4] It was discovered by astronomer Guillaume Bigourdan on October 23, 1884. [5] NGC 1282 is a member of the Perseus Cluster . [5] [6] Elliptical galaxy in the constellation Perseus NGC

#14 NGC 445

NGC 445 is a peculiar lenticular galaxy located in the constellation of Cetus . It was discovered on October 23, 1864 by Albert Marth . It was described by Dreyer as "very faint, very small." [2] Lenticular galaxy in the constellation Cetus NGC 445 NGC 445 as seen on SDSS Observation data ( J2000 ep


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Institution / Institution


#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 W. M. Keck Observatory

The W. M. Keck Observatory is a two-telescope astronomical observatory at an elevation of 4,145 meters (13,600   ft) near the summit of Mauna Kea in the U.S. state of Hawaii . Both telescopes have 10   m (33   ft) aperture primary mirrors, and when completed in 1993 (Keck 1) and 1996 (Keck 2) were t

#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 List of solar eclipses visible from Russia

This list of solar eclipses visible from Russia enumerates the solar eclipses that have been seen and will be seen in Russia . Lists of solar eclipses Geometry of a total solar eclipse (not to scale) Solar eclipses in antiquity Solar eclipses in the Middle Ages Modern history 16th 17th 18th 19th 20t

#5 Magdalena Ridge Observatory

The Magdalena Ridge Observatory ( MRO ) is an astronomical observatory in Socorro County, New Mexico , about 32 kilometers (20   mi) west of the town of Socorro . The observatory is located in the Magdalena Mountains near the summit of South Baldy Mountain , adjacent to the Langmuir Laboratory for A

#6 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

#7 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

#8 Hamburg Observatory

Hamburg Observatory ( German : Hamburger Sternwarte ) is an astronomical observatory located in the Bergedorf borough of the city of Hamburg in northern Germany. It is owned and operated by the University of Hamburg , Germany since 1968, although it was founded in 1825 by the City of Hamburg and mov

#9 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

#10 Observatory Naef Épendes

Observatory Robert A. Naef ( French : Observatoire Robert-A. Naef ) is an astronomical observatory located at Épendes , Canton of Fribourg , Switzerland at 7.13938 degrees east of Greenwich and 46.76236 degrees north latitude. Its parallax constants are   : ρ sin φ' = 0.68632 (Earth radii from the r

#11 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

#12 Perth Observatory

The Perth Observatory is the name of two astronomical observatories located in Western Australia (WA). In 1896, the original observatory was founded in West Perth on Mount Eliza overlooking the city of Perth (obs. code 319 ). Due to the city's expansion, the observatory moved to Bickley in 1965. The

#13 El Arenosillo

El Arenosillo Test Centre (CEDEA) is the name of a rocket launch site for suborbital rockets managed by INTA , located near Mazagón in Spain. [2] It is located in the province of Huelva , Andalucía , in the southwest coast of Spain (37.1° N, 6.7° W). [3] CEDEA is adjacent to the Center of Excellence

#14 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) .

#15 Max Planck Institute for Extraterrestrial Physics

The Max Planck Institute for Extraterrestrial Physics is a Max Planck Institute , located in Garching , near Munich , Germany . In 1991 the Max Planck Institute for Physics and Astrophysics split up into the Max Planck Institute for Extraterrestrial Physics, the Max Planck Institute for Physics and


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Meteorite / Meteorite


#1 HD 196885 Ab

HD 196885 Ab (also referred to as HD 196885 b ) is a jovian planet with at least 2.96 times the mass of Jupiter . [1] [2] This planet was discovered on October 23, 2007. Extrasolar planet in the constellation Delphinus HD 196885 Ab Discovery Discovered   by Correia et al. Discovery   site La Silla O

#2 Kepler-90e

Kepler-90e is an exoplanet orbiting the star Kepler-90 , located in the constellation Draco . It was discovered by the Kepler telescope in October 2013. It orbits its parent star at only 0.42 astronomical units away, and at its distance it completes an orbit once every 91.94 days. [1] Artist's impre

#3 Kepler-90f

Kepler-90f is an exoplanet orbiting the star Kepler-90 , located in the constellation Draco . It was discovered by the Kepler telescope in October 2013. It orbits its parent star at only 0.48 astronomical units away, and at its distance it completes an orbit once every 124.91 days. [1] Artist's impr


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Researcher / Researcher


#1 Michel Benoist

Michel Benoist ( Chinese : 蔣友仁 ; pinyin : Jiǎng Yǒurén , 8 October 1715 in Dijon , France – 23 October 1774 in Beijing , China ) was a Jesuit scientist who served for thirty years in the court of the Qianlong Emperor (1735 - 1796) during the Qing Dynasty , known for his architectural and landscape d

#2 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 §  

#3 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

#4 Hans Momsen

Hans Momsen (born 23 October 1735, Fahretoft – 13 September 1811, ibidem) was a North Frisian farmer, mathematician and astronomer . Entirely without university studies he was able to solve complicated mathematical calculations and to construct astronomical devices, chronometers and other apparatus.

#5 Yoshikane Mizuno

Yoshikane Mizuno ( 水野 義兼 , Mizuno Yoshikane , born 1954) is a Japanese astronomer and co-discoverer of asteroids . [2] The Minor Planet Center credits him with the discovery of 52 minor planets he made at the Kani Observatory ( 403 ) between 1989 and 1993. [1] Japanese astronomer Minor planets disco

#6 Zhang Daqing

Zhang Daqing ( Chinese : 张大庆 ) (born October 23, 1969) is a Chinese amateur astronomer . He is from Henan province. Chinese amateur astronomer (born 1969) He co-discovered periodic comet 153P/Ikeya-Zhang . He is the first Chinese amateur astronomer who has a comet name after him. He is also a telesc

#7 Gustav Spörer

Friederich Wilhelm Gustav Spörer (23 October 1822 – 7 July 1895) was a German astronomer . German astronomer (1822-1895) Portrait of Gustav Spörer. He is noted for his studies of sunspots and sunspot cycles . In this regard he is often mentioned together with Edward Maunder . Spörer was the first to

#8 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

#9 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

#10 Marc Buie

Marc William Buie ( / ˈ b uː i / ; born 1958) is an American astronomer and prolific discoverer of minor planets who works at the Southwest Research Institute in Boulder, Colorado in the Space Science Department. [1] Formerly he worked at the Lowell Observatory in Flagstaff, Arizona, and was the Sen

#11 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

#12 Filippo Salviati

Filippo Vincenzo Romolo Salviati (29 January 1583 ( Florence ) – 22 March 1614 ( Barcelona )) was an Italian nobleman, scientist and friend of Galileo . [1] He is remembered today mainly because he appears as one of the figures in Galileo's controversial work the Dialogue Concerning the Two Chief Wo

#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 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

#15 Krisztián Sárneczky

Krisztián Sárneczky (born 6 November 1974 in Budapest ) is a Hungarian teacher of geography [1] and prolific discoverer of minor planets and supernovae , researching at Konkoly Observatory in Budapest, Hungary. He is a board member of the Hungarian Astronomical Association (HAA) [2] and member of th

#16 Atsuo Asami

Atsuo Asami ( 浅見 敦夫 , Asami Atsuo ) is a Japanese astronomer . He operates a small private observatory, Hadano Astronomical Observatory , located about 60   km southwest of Tokyo . It is mainly used for astrometric observations of comets and minor planets . Asami is also a member of the Japan Spaceg

#17 Fiorella Terenzi

Fiorella Terenzi is an Italian-born astrophysicist , author and recording artist who is best known for taking recordings of radio waves from far-away galaxies and turning them into music. She received her doctorate from the University of Milan but is currently based in the United States. Italian ast

#18 Robert H. McNaught

Robert H. McNaught (born in Scotland in 1956) is a Scottish-Australian astronomer at the Research School of Astronomy and Astrophysics of the Australian National University (ANU). He has collaborated with David J. Asher of the Armagh Observatory . Scottish-Australian astronomer (born 1956) Minor pla

#19 Walter Baade

Wilhelm Heinrich Walter Baade (March 24, 1893 – June 25, 1960) was a German astronomer who worked in the United States from 1931 to 1959. German astronomer Walter Baade Born ( 1893-03-24 ) March 24, 1893 Schröttinghausen , German Empire Died June 25, 1960 (1960-06-25) (aged   67) Göttingen , West Ge

#20 Zdeněk Moravec

Zdeněk Moravec (born 1968) is a Czech astronomer and astrophysicist . Czech astronomer Minor planets discovered: 93   [1] see §   List of discovered minor planets Zdeněk Moravec is a graduate from Charles University in Prague . He became a prolific discoverer of minor planets , during his stay at th


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Star / Star


#1 RY Sagittarii

RY Sagittarii is a yellow supergiant and an R Coronae Borealis type variable star in the constellation Sagittarius . Although it ostensibly has the spectrum of a G-type star, it differs markedly from most in that it has almost no hydrogen and much carbon. Star in the constellation Sagittarius RY Sag

#2 SGR J1550−5418

SGR J1550−5418 is a soft gamma repeater (SGR), the sixth [ citation needed ] to be discovered, located in the constellation Norma . Long known as an X-ray source , it was noticed to have become active on 23 October 2008, and then after a relatively quiescent interval, became much more active on 22 J

#3 Deneb

Deneb ( / ˈ d ɛ n ɛ b / ) is a first-magnitude star in the constellation of Cygnus , the swan. Deneb is one of the vertices of the asterism known as the Summer Triangle and the "head" of the Northern Cross . It is the brightest star in Cygnus and the 19th brightest star in the night sky , with an av


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