langs: 17 декабря [ru] / december 17 [en] / 17. dezember [de] / 17 décembre [fr] / 17 dicembre [it] / 17 de diciembre [es]
days: december 14 / december 15 / december 16 / december 17 / december 18 / december 19 / december 20
#1 2021 AV7
2021 AV 7 is a near-Earth asteroid of the Apollo group , discovered by astronomers Alain Maury and G. Attard at San Pedro de Atacama , Chile on 15 January 2021. With an estimated diameter of 450–1,000 m (1,480–3,280 ft) , it is considered a potentially hazardous asteroid . It has a highly ellipt
#2 57868 Pupin
57868 Pupin , provisional designation 2001 YD , is a dark Erigonian asteroid and slow rotator from the inner regions of the asteroid belt , approximately 3.5 kilometers in diameter. It was discovered on December 17, 2001, by astronomers of Near-Earth Asteroid Tracking (NEAT) at the Palomar Observato
343158 Marsyas ( prov. designated 2009 HC 82 ) is an asteroid on a retrograde orbit , classified as a large near-Earth object of the Apollo group . It may be an extinct comet or damocloid asteroid . The asteroid was discovered on 29 April 2009, by astronomers with the Catalina Sky Survey at the Cata
#4 580 Selene
Selene ( minor planet designation : 580 Selene ) is a minor planet orbiting the Sun in the asteroid belt . The name Selene is that of an ancient Greek goddess of the Moon . [3] The name may have been inspired by the asteroid's provisional designation 1905 SE . 580 Selene Discovery Discovered by M.
(367789) 2011 AG 5 , provisional designation 2011 AG 5 , is a sub-kilometer asteroid , classified as near-Earth object and potentially hazardous asteroid of the Apollo group . [1] It has a diameter of about 140 meters (460 ft) . [4] It was removed from the Sentry Risk Table on 21 December 2012 and
#6 47171 Lempo
47171 Lempo , or as a binary (47171) Lempo–Hiisi (also known as 1999 TC 36 ), is a trans-Neptunian object and trinary system from the Kuiper belt , located in the outermost regions of the Solar System . It was discovered on 1 October 1999, by American astronomers Eric Rubenstein and Louis-Gregory St
#7 Haumea
Haumea ( minor-planet designation 136108 Haumea ) is a dwarf planet located beyond Neptune 's orbit. [24] It was discovered in 2004 by a team headed by Mike Brown of Caltech at the Palomar Observatory in the United States and disputably also in 2005 by a team headed by José Luis Ortiz Moreno at the
(523692) 2014 EZ 51 , prov. designation : 2014 EZ 51 , is a large trans-Neptunian object in the scattered disc , approximately 700 kilometres (430 miles) in diameter. It was discovered on 18 April 2010, by the Pan-STARRS 1 survey at Haleakala Observatory , Hawaii, United States. [1] (523692) 2014 EZ
#9 2020 SO
2020 SO [lower-alpha 1] is a near-Earth object identified to be the Surveyor 2 Centaur rocket booster launched on 20 September 1966. The object was discovered by the Pan-STARRS 1 survey at the Haleakala Observatory on 17 September 2020. It was initially suspected to be an artificial object due to it
#10 2062 Aten
2062 Aten / ˈ ɑː t ən / , [lower-alpha 1] provisional designation 1976 AA , is a stony sub-kilometer asteroid and namesake of the Aten asteroids , a subgroup of near-Earth objects . The asteroid was named after Aten from Egyptian mythology . 2062 Aten Orbit of Aten at epoch September 2013 Discovery
68109 Naomipasachoff , provisional designation 2000 YH 135 , is a background asteroid from the inner regions of the asteroid belt , approximately 3.5 kilometers in diameter. It was discovered on 17 December 2000, by astronomers of the LONEOS program at the Anderson Mesa Station near Flagstaff, Arizo
#12 1803 Zwicky
1803 Zwicky , prov. designation : 1967 CA , is a stony Phocaea asteroid and binary system from the inner regions of the asteroid belt , approximately 10 kilometers (6.2 miles) in diameter. It was discovered on 6 February 1967, by Swiss astronomer Paul Wild at Zimmerwald Observatory near Bern, Switze
#13 1270 Datura
1270 Datura , provisional designation 1930 YE is a stony asteroid and namesake of the young Datura family , located in the inner regions of the asteroid belt , approximately 8 kilometers (5 miles) in diameter. It was discovered on 17 December 1930, by Belgian–American George Van Biesbroeck at the Ye
#14 1626 Sadeya
1626 Sadeya , prov. designation : 1927 AA , is a stony Phocaea asteroid and binary system from the inner regions of the asteroid belt , approximately 15 kilometers (9.3 miles) in diameter. It was discovered on 10 January 1927, by Catalan astronomer Josep Comas i Solà at Fabra Observatory in Barcelon
(454101) 2013 BP 73 , provisional designation 2013 BP 73 , is a sub-kilometer asteroid , classified as a near-Earth object and potentially hazardous asteroid of the Apollo group , approximately 310 meters (1,020 ft) in diameter. [3] (454101) 2013 BP 73 Discovery [1] [2] Discovered by Mount Lemmo
(523639) 2010 RE 64 , provisional designation 2010 RE 64 , is a trans-Neptunian object in the scattered disc located in the outermost region of the Solar System , approximately 570 kilometers (350 miles) in diameter. It was discovered on 11 July 2010 by the Pan-STARRS -1 survey at the Haleakala Obse
#17 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
(137108) 1999 AN 10 is a kilometer-length near-Earth asteroid and potentially hazardous asteroid of the Apollo group . It was discovered by LINEAR on 13 January 1999. [5] (137108) 1999 AN 10 Discovery Discovered by LINEAR Discovery date 13 January 1999 Designations MPC designation (137108) 199
#19 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.
#20 2006 Polonskaya
2006 Polonskaya ( provisional designation : 1973 SB 3 ) is a stony Flora asteroid and asynchronous binary system from the inner regions of the asteroid belt , approximately 5 kilometers (3.1 miles) in diameter. It was discovered on 22 September 1973, by Soviet astronomer Nikolai Chernykh at the Crim
Karanapaddhati is an astronomical treatise in Sanskrit attributed to Puthumana Somayaji , an astronomer - mathematician of the Kerala school of astronomy and mathematics . The period of composition of the work is uncertain. C.M. Whish , a civil servant of the East India Company , brought this work t
#1 Great January Comet of 1910
The Great January Comet of 1910 , formally designated C/1910 A1 and often referred to as the Daylight Comet , [2] was a comet which appeared in January 1910. It was already visible to the naked eye when it was first noticed, and many people independently "discovered" the comet. At its brightest, it
#2 C/1652 Y1
C/1652 Y1 was a naked-eye comet observed, among others by Jan van Riebeeck . First spotted on December 16, 1652, by Dutch observers at Pernambuco (Brazil). [1] Comet C/1652 Y1 Discovery Discovered by Jan van Riebeeck Discovery date December 17, 1652 Alternative designations 1652 Orbital characterist
Comet C/1993 Y1 (McNaught–Russell) is a long (time) period comet that reached a maximum magnitude of 6.5 (just below naked eye level) in early 1994. It was discovered by Robert H. McNaught and Kenneth S. Russell using the U.K. Schmidt Telescope in Australia. McNaught and Russell worked at Siding Spr
C/2013 US 10 (Catalina) is an Oort cloud comet discovered on 31 October 2013 by the Catalina Sky Survey at an apparent magnitude of 19 using a 0.68-meter (27 in) Schmidt–Cassegrain telescope . [1] As of September 2015 [update] the comet is around apparent magnitude 6. [5] C/2013 US 10 (Catalina)
#5 C/1760 A1
The Great Comet of 1760 (C/1760 A1) was first seen on 7 January 1760 by Abbe Chevalier at Lisbon . [1] Charles Messier also spotted the comet on 8 January 1760 in Paris , by the sword of Orion . The comet was his third discovery and the comet was the 51st to have a calculated orbit. Messier observed
#6 255P/Levy
255P/Levy , formerly P/2006 T1 and P/2011 Y1 , is a periodic comet with an orbital period of 5.25 years. [1] It last came to perihelion (closest approach to the Sun) on 14 January 2012. [4] During the 2006 passage the comet achieved an apparent magnitude of ~9.5. [6] Levy (PK06T010) was believed to
Comet Lovejoy , formally designated C/2011 W3 (Lovejoy) , is a long-period comet and Kreutz sungrazer . It was discovered in November 2011 by Australian amateur astronomer Terry Lovejoy . The comet's perihelion took it through the Sun's corona on 16 December 2011, after which it emerged intact, thou
Comet Skorichenko–George (sometimes spelled Scorichenko–George ) is also designated C/1989 Y1 , 1990 VI , and 1989e 1 . It was discovered on December 17, 1989 by Doug George of Kanata (near Ottawa ), Ontario , Canada , and Soviet astronomer Boris Skoritchenko ( Mezmay , Krasnodar Krai ). Skoritchenk
#1 NGC 1398
NGC 1398 is an isolated barred spiral galaxy exhibiting a double ring structure. It is located 65 million light years from the Earth, in the constellation of Fornax . [2] [3] The galaxy, with a diameter of 135,000 light years, is smaller than the Milky Way . Over 100 billion stars are in the galaxy.
#2 NGC 6578
NGC 6578 is a planetary nebula located in Sagittarius . It is magnitude 13.5 with diameter 8 arc seconds. It has a 16th magnitude central star, which is an O-type star with a spectral type of Of. [2] It is seen near the star 16 Sagittarii . Planetary nebula in the constellation Sagittarius NGC 6578
#3 NGC 2608
NGC 2608 (also known as Arp 12 ) is a barred spiral galaxy located 93 million light-years away in the constellation Cancer (the Crab). It is 62,000 light-years across, and about 60% of the width of the Milky Way . It is considered a grand design spiral galaxy and is classified as SB(s)b , meaning th
#4 NGC 518
NGC 518 is a spiral galaxy located in the Pisces constellation . [1] It was discovered by Albert Marth on 17 December 1864. [4] Spiral galaxy in the constellation Pisces NGC 518 NGC 518 as seen on SDSS Observation data ( J2000 epoch ) Constellation Pisces [1] Right ascension 01 h 24 m 17.7 s [1] Dec
#1 Astronomical Observatory of Capodimonte
The Astronomical Observatory of Capodimonte ( Italian : Osservatorio Astronomico di Capodimonte ) is the Neapolitan department of Istituto Nazionale di Astrofisica (National Institute for Astrophysics, INAF), the most important Italian institution promoting, developing and conducting scientific rese
#2 Creighton University Observatory
Creighton University Observatory was located on the Creighton University campus in Omaha , Nebraska , United States. It was the first observatory in Omaha, and the second in Nebraska. It was used primarily for the instruction of students, though the directors did do some research in the observatory.
The Carkeek Observatory is the earliest surviving astronomical observatory in New Zealand. It was built around 1867 by retired customs officer and amateur astronomer Stephen Carkeek on his farm south of Featherston in the Wairarapa . The timber building was in two parts: an octagonal room with a rot
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
Union Observatory also known as Johannesburg Observatory ( 078 ) is a defunct astronomical observatory in Johannesburg , South Africa that was operated between 1903 and 1971. It is located on Observatory Ridge , the city's highest point at 1,808 metres altitude in the suburb Observatory . [1] [2] De
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) .
#7 IceCube Neutrino Observatory
The IceCube Neutrino Observatory (or simply IceCube ) is a neutrino observatory constructed at the Amundsen–Scott South Pole Station in Antarctica . [1] The project is a recognized CERN experiment (RE10). [2] [3] Its thousands of sensors are located under the Antarctic ice, distributed over a cubic
The Starlink Project , referred to by users as Starlink and by developers as simply The Project , was a UK astronomical computing project which supplied general-purpose data reduction software. Until the late 1990s, it also supplied computing hardware and system administration personnel to UK astron
#1 HD 86081 b
HD 86081 b or Santamasa , meaning 'clouded' in Sanskrit , [3] is a gas giant exoplanet that orbits close to its host star HD 86081 or Bibha , completing its orbit in only 2.1375 days. With such a short orbit it belongs to the class of exoplanets known as hot Jupiters . Like most Hot Jupiters, the or
#2 Wolf 1061c
Wolf 1061c or WL 1061c [ citation needed ] is an exoplanet orbiting within the habitable zone of the red dwarf star Wolf 1061 in the constellation Ophiuchus , about 13.8 light years from Earth , making it the fifth closest known, potentially habitable, and confirmed exoplanet to Earth (after Proxima
#3 HD 149143 b
HD 149143 b , formally named Riosar , [2] is an extrasolar planet that has a minimum mass of 1.33 Jupiter masses . As is typical for a lot of hot Jupiters , its orbital eccentricity is low. [3] [4] Extrasolar planet Riosar (HD 149143 b) Discovery Discovered by Fischer et al. Discovery site Haute
#4 HD 63454 b
HD 63454 b (also known as Ibirapitá ) is an extrasolar planet located approximately 117 light-years away in the constellation of Chamaeleon , orbiting the star HD 63454 . It is at least 38% as massive as Jupiter , and orbits very close to its host star, even closer than the famous 51 Pegasi b . Its
Lyudmila Georgievna Karachkina ( Russian : Людмила Георгиевна Карачкина , born 3 September 1948, Rostov-on-Don ) is an astronomer and discoverer of minor planets . [2] Ukrainian astronomer Minor planets discovered: 130 [1] see § List of discovered minor planets In 1978 she began as a staff astro
#2 Spiru Haret
Spiru C. Haret ( Romanian pronunciation: [ˈspiru haˈret] ; 15 February 1851 – 17 December 1912) was a Romanian mathematician , astronomer , and politician . He made a fundamental contribution to the n -body problem in celestial mechanics by proving that using a third degree approximation for the d
#3 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
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
#5 Asghar Qadir
Asghar Qadir ( Urdu : اصغر قادر born 23 July 1946) HI , SI , FPAS , is a Pakistani mathematician and a prominent cosmologist , specialised in mathematical physics and physical cosmology . He is considered one of the top mathematicians in Pakistan. He served as the chairman of the Mathematics Depar
Ulrika Babiaková (3 April 1976 – 3 November 2002) was a Slovak astronomer and discoverer of minor planets from Banská Štiavnica , Slovakia. She is credited by the Minor Planet Center with the discovery and co-discovery of 14 asteroids during 1998–2001. [1] [2] [3] Slovak astronomer Aleksandra Born 3
Brett James Gladman (born April 19, 1966) [2] [3] is a Canadian astronomer and a full professor at the University of British Columbia 's Department of Physics and Astronomy in Vancouver , British Columbia . He holds the Canada Research Chair in planetary astronomy . [4] He does both theoretical work
William Allen Miller FRS (17 December 1817 – 30 September 1870) was a British scientist . British scientist William Allen Miller William Allen Miller Born 17 December 1817 Died 30 September 1870 ( 1870-10-01 ) (aged 52) Nationality English Alma mater King's College London Awards Gold Medal of
#9 James William Grant (astronomer)
James William Grant FRSE FRAS , 3rd Laird of Wester Elchies (1788–1865) was a Scottish astronomer and landowner. On 23 July 1844 he was the first person to observe and record the existence of the star Antares B . [1] Scottish astronomer
#10 Anna Winlock
Anna Winlock (1857–1904) was an American astronomer and human computer , one of the first members of female computer group known as "the Harvard Computers ." She made the most complete catalog of stars near the north and south poles of her era. She is also remembered for her calculations and studies
#11 William Dawes (British Marines officer)
William Nicolas Dawes (1762–1836) was an officer of the British Marines , an astronomer, engineer, botanist, surveyor, explorer, abolitionist , and colonial administrator. He traveled to New South Wales with the First Fleet on board HMS Sirius . British marine and colonial administrator For other
Joseph Thomas Ward (25 January 1862 – 4 January 1927) was a New Zealand astronomer and telescope maker. Born in England, he migrated to New Zealand circa 1880, and settled in Whanganui. Ward was a pioneer New Zealand telescope maker, instrumental in establishing both the Wanganui Astronomical Societ
#13 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
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
Charles Edward Barns (July 23, 1862 – May 24, 1937) was an American writer, journalist, astronomer, theater impresario, and publisher. American journalist Charles Edward Barns Born ( 1862-07-23 ) July 23, 1862 Burlington, Wisconsin Died May 24, 1937 (1937-05-24) (aged 74) Morgan Hill, California O
Matthew J. Holman (born 1967) is a Smithsonian astrophysicist and lecturer at Harvard University . Holman studied at MIT , where he received his bachelor's degree in mathematics in 1989 and his PhD in planetary science in 1994. He was awarded the Newcomb Cleveland Prize in 1998. [1] Smithsonian astr
Martin Arthur Pomerantz (December 17, 1916 – October 26, 2008) was an American physicist who served as Director of the Bartol Research Institute and who had been a leader in developing Antarctic astronomy. [1] [2] [3] When the astronomical observatory at the United States Amundsen–Scott South Pole S
#18 Dmitry Chestnov
Dmitry Nikolayevich Chestnov (also known as Dmitrij Nikolaevič Čestnov ; Russian : Дмитрий Николаевич Честнов ) is a Russian astronomer , observer and photometrist of comets and discoverer of minor planets . He lives in Saransk , the capital city of the Republic of Mordovia, Russia. [2] Minor planet
#19 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
#20 Stephen Carkeek
Stephen James Carkeek (12 April 1815 – 27 November 1878) was a New Zealand civil servant, the colony's first Inspector of Customs, and the builder of the oldest-surviving observatory in the country. Stephen Carkeek Carkeek in about 1865 Born Stephen James Carkeek ( 1815-04-12 ) 12 April 1815 Swansea
#1 Dark Matter Particle Explorer
The Dark Matter Particle Explorer , or DAMPE , also known as Wukong ( Chinese : 悟空 ), is a Chinese Academy of Sciences (CAS) satellite which launched on 17 December 2015. [4] The satellite was launched on a Long March 2D rocket from Launch Pad 603 at the LC-43 complex, also known as the South Launch
#1 HD 149143
HD 149143 , formally named Rosalíadecastro , [3] is a star located in the Ophiuchus constellation that has spectral type of G0 located at a distance of 240 light-years from us. Its apparent magnitude is 7.9 (a binocular object) and the absolute magnitude is 3.9. [2] [4] Star in the constellation Oph
V838 Monocerotis ( Nova Monocerotis 2002 ) is a spectroscopic binary star system in the constellation Monoceros about 19,000 light years (6 kpc ) from the Sun . The previously unremarked star was observed in early 2002 experiencing a major outburst, and was possibly one of the largest known stars fo
#3 List of proper names of stars
These names of stars that have either been approved by the International Astronomical Union or which have been in somewhat recent use. IAU approval comes mostly from its Working Group on Star Names , which has been publishing a "List of IAU-approved Star Names" since 2016. As of August 2018, the lis
#4 HD 45652
HD 45652 is a star with an exoplanetary companion in the equatorial constellation of Monoceros . It was officially named Lusitânia on 17 December 2019, after the IAU100 press conference in Paris by the IAU ( International Astronomical Union ). [8] This star has an apparent visual magnitude of 8.10,
#5 HD 63454
HD 63454 , formally named Ceibo , is a ninth magnitude K-type main sequence star located 123 light-years away in the constellation of Chamaeleon . It is somewhat cooler and less luminous than our Sun . To see the star one needs a small telescope . It is located near the south celestial pole and is n