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langs: 15 сентября [ru] / september 15 [en] / 15. september [de] / 15 septembre [fr] / 15 settembre [it] / 15 de septiembre [es]

days: september 12 / september 13 / september 14 / september 15 / september 16 / september 17 / september 18

Asteroid / Asteroid


#1 (202421) 2005 UQ513

(202421) 2005 UQ 513 , also written as 2005 UQ513 , is a cubewano with an absolute magnitude of 3.97. [3] Its spectrum has a weak signature of absorption by water ice. [10] [11] Like Quaoar , it has a very red spectrum, [12] [13] which indicates that its surface probably contains many complex, proce

#2 5185 Alerossi

5185 Alerossi , provisional designation 1990 RV 2 , is a background asteroid from the central region of the asteroid belt , approximately 13 miles (21 kilometers) in diameter. It was discovered on 15 September 1990, by American astronomer Henry Holt at Palomar Observatory in California, United State

#3 144 Vibilia

144 Vibilia is a carbonaceous asteroid from the central region of the asteroid belt , approximately 140 kilometers in diameter. It was discovered on 3 June 1875, by German–American astronomer Christian Peters at Litchfield Observatory of the Hamilton College in Clinton, New York, United States. [18]

#4 47 Aglaja

47 Aglaja / ə ˈ ɡ l eɪ . ə / is a large, dark main belt asteroid . It was discovered by Robert Luther on 15 September 1857 from Düsseldorf . [8] The name was chosen by the Philosophical Faculty of the University of Bonn and refers to Aglaea , one of the Charites in Greek mythology . [9] It was rende

#5 2815 Soma

2815 Soma , provisional designation 1982 RL , is a binary Florian asteroid from the inner regions of the asteroid belt , approximately 7 kilometers in diameter. It was discovered on 15 September 1982, by American astronomer Edward Bowell at Lowell's Anderson Mesa Station in Flagstaff, Arizona, in th

#6 5040 Rabinowitz

5040 Rabinowitz , provisional designation 1972 RF , is a stony Phocaea asteroid from the inner regions of the asteroid belt , approximately 6 kilometers in diameter. It was discovered by Dutch–American astronomer Tom Gehrels at Palomar Observatory on 15 September 1972. [8] Contrary to most of his di

#7 373 Melusina

373 Melusina ( prov. designation : A893 RA or 1893 AJ ) is a large Main belt asteroid . [2] It is classified as a C-type asteroid and is probably composed of carbonaceous material. It was discovered by Auguste Charlois on 15 September 1893 in Nice . 373 Melusina Modelled shape of Melusina from its l

#8 2015 ME131

2015 ME 131 (also written 2015 ME131 ) was a lost asteroid [5] and a Near-Earth object (NEO). It is an Atira asteroid , which is by far the smallest group of near-Earth objects. This makes it an interior-Earth object (IEO), [2] meaning that it has an orbit entirely confined within Earth's orbit. It

#9 2020 CD3

2020 CD 3 (also 2020CD3 or CD3 for short) [11] [12] is a tiny near-Earth asteroid (or minimoon ) that ordinarily orbits the Sun but makes close approaches to the Earth–Moon system, in which it can temporarily enter Earth orbit through temporary satellite capture (TSC). It was discovered at the Mount

#10 457 Alleghenia

Alleghenia ( minor planet designation : 457 Alleghenia ), provisional designation 1900 FJ, is a carbonaceous asteroid from the outer region of the asteroid belt , about 34 kilometers in diameter. It was discovered on 15 September 1900, by German astronomers Max Wolf and Friedrich Schwassmann at Heid

#11 894 Erda

894 Erda ( prov. designation : A918 LA or 1918 DT ) is a bright background asteroid from the outer regions of the asteroid belt . It was discovered on 4 June 1918, by German astronomer Max Wolf at the Heidelberg-Königstuhl State Observatory . [1] The X-type asteroid has a short rotation period of 4.

#12 40463 Frankkameny

40463 Frankkameny , provisional designation 1999 RE 44 , is a carbonaceous background asteroid from the central region of the asteroid belt , approximately 4 kilometers in diameter. It was discovered on 15 September 1999, by Canadian amateur astronomer Gary Billings at Calgary Observatory ( 681 ) in

#13 4060 Deipylos

4060 Deipylos / d iː ˈ ɪ p ɪ l ə s / is a large Jupiter trojan from the Greek camp , approximately 84 kilometers (52 miles) in diameter. It was discovered on 17 December 1987, by astronomers Eric Elst and Guido Pizarro at ESO 's La Silla Observatory in northern Chile. [1] The transitional C-type ast

#14 15258 Alfilipenko

15258 Alfilipenko , provisional designation 1990 RN 17 , is a carbonaceous background asteroid from the outer region of the asteroid belt , approximately 12 kilometers in diameter. It was discovered on 15 September 1990, by Russian–Ukraininan astronomer Lyudmila Zhuravleva at the Crimean Astrophysic

#15 1291 Phryne

1291 Phryne , provisional designation 1933 RA , is an Eoan asteroid from the outer regions of the asteroid belt , approximately 27 kilometers in diameter. It was discovered on 15 September 1933, by Belgian astronomer Eugène Delporte at the Royal Observatory of Belgium in Uccle. [13] The asteroid was

#16 15094 Polymele

15094 Polymele / p ɒ l ɪ ˈ m iː l iː / is a primitive Jupiter trojan from the Greek camp , approximately 21 kilometers (13 miles) in diameter. It is a target of the Lucy mission with a close fly by planned to occur in September 2027. [9] [12] It was discovered on 17 November 1999, by astronomers wit

#17 1993 RP

1993 RP might be a trans-Neptunian object , perhaps 70 kilometers (43 miles) in diameter, from the Kuiper belt in the outermost Solar System . However, the object has only a 2-day observation arc , making the data insufficient to provide virtually any idea of its true orbit. It was first observed on

#18 1555 Dejan

1555 Dejan , provisional designation 1941 SA , is an asteroid from the background population of the central regions of the asteroid belt , approximately 22 kilometers in diameter. It was discovered on 15 September 1941, by Belgian astronomer Fernand Rigaux at the Royal Observatory of Belgium in Uccl

#19 1202 Marina

1202 Marina , provisional designation 1931 RL , is a primitive Hildian background asteroid from the outermost regions of the asteroid belt , approximately 55 kilometers in diameter. It was discovered by Grigory Neujmin at the Simeiz Observatory in 1931, and later named in honor of Marina Lavrova–Ber


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Comet / Comet


#1 12P/Pons–Brooks

12P/Pons–Brooks is a periodic comet with an orbital period of 71 years. It fits the classical definition of a Halley-type comet with (20 years < period < 200 years). [1] The next perihelion passage is 21 April 2024, [7] [lower-alpha 1] with closest approach to Earth being 1.54   AU (230   million  

#2 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

#3 C/2012 K1 (PanSTARRS)

C/2012 K1 (PanSTARRS) is a retrograde Oort cloud comet discovered at magnitude 19.7, 8.7 AU from the Sun on 17 May 2012 using the Pan-STARRS telescope located near the summit of Haleakalā , on the island of Maui in Hawaii (U.S.). [1] Not to be confused with the comet C/2011 L4 (PanSTARRS) that becam

#4 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;

#5 C/1807 R1

C/1807 R1 , also known as the Great Comet of 1807 , is a long-period comet . It was visible to naked-eye observers in the northern hemisphere from early September 1807 to late December, and is ranked among the great comets due to its exceptional brightness. Long-period comet C/1807 R1 The Great Come


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Galaxy / Galaxy


#1 NGC 53

NGC 53 is a ringed barred spiral galaxy in the constellation Tucana . [1] It was discovered by John Herschel on 15 September 1836. [3] He described it as "very faint, small, extended". [3] The galaxy is approximately 120,000 light-years across, making it about as large as the Milky Way . [3] Ringed

#2 NGC 680

NGC 680 is an elliptical galaxy located in the constellation Aries . It is located at a distance of circa 120 million light years from Earth, which, given its apparent dimensions, means that NGC 680 is about 100,000 light years across. It was discovered by William Herschel on September 15, 1784. [3]

#3 NGC 7013

NGC 7013 is a relatively nearby spiral or lenticular galaxy [2] [3] estimated to be around 37 to 41.4 million light-years away from Earth [4] [5] in the constellation of Cygnus . [6] NGC 7013 was discovered by English astronomer William Herschel on July 17, 1784 and was also observed by his son, ast

#4 NGC 2273

NGC 2273 is a barred spiral galaxy located in the constellation Lynx . It is located at a distance of circa 95 million light years from Earth, which, given its apparent dimensions, means that NGC 2273 is about 100,000 light years across. It was discovered by Nils Dunér on September 15, 1867. [3] Bar

#5 NGC 7303

NGC 7303 is a barred spiral galaxy [2] around 170 million light-years from Earth in the constellation Pegasus . [2] [3] NGC 7303 was discovered by astronomer John Herschel on September 15, 1828. [4] Barred spiral galaxy in the constellation Pegasus NGC 7303 SDSS image of NGC 7303 Observation data (

#6 NGC 819

NGC 819 is a spiral galaxy approximately 302 million light-years away from Earth in the constellation of Triangulum . [1] [3] It forms a visual pair with the galaxy NGC 816 5.7' WNW. [4] Spiral galaxy in the constellation Triangulum NGC 819 NGC 819 ( SDSS ) Observation data ( J2000.0 epoch ) Constel


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Institution / Institution


#1 Commission for Dark Skies

The Commission for Dark Skies ( CfDS ) (formerly the Campaign for Dark Skies ; the name was changed on March 29, 2015) is the United Kingdom 's largest anti- light-pollution campaign group forming part of the international dark-sky movement . This article needs additional citations for verification

#2 Višnjan Observatory

Višnjan Observatory ( Croatian : Zvjezdarnica Višnjan ; obs. code: 120 ) is an astronomical observatory located near the village of Višnjan in Croatia . It is headed by Korado Korlević , a prolific astronomer and discoverer of minor planets . In 2009, the Višnjan observatory moved to Tičan (at 45°17

#3 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

#4 Five-hundred-meter Aperture Spherical Telescope

The Five-hundred-meter Aperture Spherical radio Telescope ( FAST ; Chinese : 五百米口径球面射电望远镜 ), nicknamed Tianyan ( 天眼 , lit. "Sky's/Heaven's Eye"), is a radio telescope located in the Dawodang depression ( 大窝凼洼地 ), a natural basin in Pingtang County , Guizhou , southwest China . [1] FAST has a 500   m

#5 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

#6 Monterey Institute for Research in Astronomy

The Monterey Institute for Research in Astronomy (MIRA) is an independent, non-profit, professional astronomical observatory dedicated to astronomical education and research , near Monterey, California . It was the first private professional observatory in the United States to open in the 20th centu

#7 Gamma-Ray Burst Optical/Near-Infrared Detector

The Gamma-Ray Burst Optical/Near-Infrared Detector ( GROND ) is an imaging instrument used to investigate Gamma-Ray Burst afterglows and for doing follow-up observations on exoplanets using transit photometry . [1] [2] [3] It is operated at the 2.2-metre MPG/ESO telescope at ESO's La Silla Observato

#8 Mount Wilson Observatory

The Mount Wilson Observatory ( MWO ) is an astronomical observatory in Los Angeles County, California , United States. The MWO is located on Mount Wilson , a 1,740-meter (5,710-foot) peak in the San Gabriel Mountains near Pasadena , northeast of Los Angeles. Astronomical observatory in Los Angeles C

#9 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 Kepler-16b

Kepler-16b (formally Kepler-16 (AB)-b ) is an extrasolar planet . It is a Saturn -mass planet consisting of half gas and half rock and ice, [2] and it orbits a binary star , Kepler-16 , with a period of 229 days. [1] "[It] is the first confirmed, unambiguous example of a circumbinary planet – a plan

#2 Kepler-40b

Kepler-40b , formerly known as KOI-428b , is a hot Jupiter discovered in orbit around the star Kepler-40 , which is about to become a red giant . The planet was first noted as a transit event by NASA 's Kepler spacecraft. The Kepler team made data collected by its satellite publicly available, inclu


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Planet / Planet


#1 Anglo-Australian Planet Search

The Anglo Australian Planet Search or ( AAPS ) is a long-term astronomical survey started in 1998 and continuing to the present. It is being carried out on the 3.9-metre Anglo-Australian Telescope (AAT) of the Anglo-Australian Observatory in Australia . The purpose of this survey is to catalog plane


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Researcher / Researcher


#1 Giovanni Schiaparelli

Giovanni Virginio Schiaparelli ForMemRS HFRSE ( / ˌ s k æ p ə ˈ r ɛ l i , ˌ ʃ æ p -/ SKAP -ə- REL -ee, SHAP - , [2] [3] also US : / s k i ˌ ɑː p -/ skee- AHP - , [3] [4] Italian:   [dʒoˈvanni virˈdʒiːnjo skjapaˈrɛlli] ; 14 March 1835 – 4 July 1910) was an Italian astronomer and science historian . I

#2 Lyudmila Zhuravleva

Lyudmila Vasilyevna Zhuravleva ( Russian : Людмила Васильевна Журавлёва , Ukrainian : Людмила Василівна Журавльова , romanized :   Ljudmyla Vasylivna Žuravljova ; born 22 May 1946) is a Soviet , Russian and Ukrainian astronomer , who worked at the Crimean Astrophysical Observatory in Nauchnij, where

#3 Augusto Testa

Augusto Testa (born 1950) is an Italian amateur astronomer and a discoverer of minor planets , observing at the Sormano Astronomical Observatory in northern Italy. According to the Minor Planet Center , he has discovered numerous asteroids during 1994–2000, all of them in collaboration with other as

#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 Su-Shu Huang

Su-Shu Huang ( 黃授書 , April 16, 1915   – September 15, 1977) was a Chinese-born American astrophysicist. A graduate of the University of Chicago , Huang began his career with the study of the continuous absorption coefficients of two- electron systems, but eventually his research focus turned to the

#6 Barbara M. Middlehurst

Barbara Mary Middlehurst (September 15, 1915 – March 6, 1995) was a Welsh astronomer. Welsh astronomer (1915–1995) Barbara M. Middlehurst Born September 15, 1915 Penarth, Glamorgan, Wales Died March 6, 1995 Houston, Texas Occupation astronomer, writer

#7 Eugène Joseph Delporte

Eugène Joseph Delporte (10 January 1882   – 19 October 1955) was a Belgian astronomer born in Genappe . [2] [3] Belgian astronomer Minor planets discovered: 66   [1] see §   List of discovered minor planets He discovered a total of sixty-six asteroids . Notable discoveries include 1221 Amor (which l

#8 Robert Luther

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

#9 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:

#10 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

#11 Willem de Sitter

Willem de Sitter (6 May 1872 – 20 November 1934) was a Dutch mathematician , physicist , and astronomer . This article needs additional citations for verification . ( September 2022 ) Dutch mathematician, physicist, and astronomer "de Sitter" redirects here. For other uses, see de Sitter (disambigua

#12 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

#13 Nan Rendong

Nan Rendong ( simplified Chinese : 南仁东 ; traditional Chinese : 南仁東 ; pinyin : Nán Réndōng , 19 February 1945 [2] [3] –15 September 2017) was a Chinese astronomer [4] of Manchu descent. [5] [6] Chinese astronomer In this Chinese name , the family name is Nan . Nan Rendong 南仁东 Born ( 1945-02-19 ) 19 F

#14 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

#15 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

#16 Carlos Torres (astronomer)

Carlos Torres (1929–2011) was a Chilean astronomer of the University of Chile and an individual member of the International Astronomical Union on several commissions. [2] Between 1968 and 1982, he discovered or co-discovered a number of asteroids from the University of Chile 's Cerro El Roble Astron

#17 Peter Kolény

Peter Kolény is a Slovak astronomer . He is a prolific discoverer of asteroids . [2] As of January 2010, the IAU Minor Planet Center credits him with the discovery or codiscovery of 35 asteroids. [3] Slovak astronomer Minor planets discovered: 35   [1] see §   List of discovered minor planets

#18 Nick Kaiser

Nicholas Kaiser (born 15 September 1954) is a British cosmologist . [1] [2] British cosmologist

#19 Jaume Nomen

Jaume Nomen Torres (also: Jaime Nomen ; born June 23, 1960 in Tortosa , Catalonia) is a Spanish oral and maxillofacial surgeon , amateur astronomer and discoverer of numerous minor planets . He is of Catalan origin and became publicly known for the discovery of the near-Earth asteroid 2012 DA 14 (la

#20 Fernand Rigaux

Fernand Rigaux (1905 – 21 September 1962) was a Belgian astronomer and observer of variable stars , minor planets and comets at the Royal Observatory at Uccle, Belgium . [2] [3] Belgian astronomer Minor planets discovered: 8   [1] 1292 Luce 17 September 1933 MPC 1378 Leonce 21 February 1936 MPC 1458


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Star / Star


#1 Circumbinary planet

A circumbinary planet is a planet that orbits two stars instead of one. The two stars orbit each other in a binary star system, while the planet typically orbits farther from the center of the system than either of the two stars, although planets in stable orbits around one of the two stars in a bin

#2 Kepler-40

Kepler-40 , formerly known as KOI-428 , is an F-type star in the constellation Cygnus . Kepler-40 is known to host at least one planet, Kepler-40b . The star is approximately 1.5 times more massive than the Sun, and is over two times its size; it was, at upon its discovery, the largest yet discovere


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