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langs: 23 августа [ru] / august 23 [en] / 23. august [de] / 23 août [fr] / 23 agosto [it] / 23 de agosto [es]

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

Asteroid / Asteroid


#1 13260 Sabadell

13260 Sabadell , prov. designation : 1998 QZ 15 , is a stony Eunomia asteroid from the central region of the asteroid belt . It was discovered by Spanish–Catalan amateur astronomers Ferrán Casarramona and Antoni Vidal at the Montjoia Observatory ( 953 ) , Barcelona, on 23 August 1998. [1] The likely

#2 1422 Strömgrenia

1422 Strömgrenia , provisional designation 1936 QF , is a stony Florian asteroid from the inner regions of the asteroid belt , approximately 5.5 kilometers in diameter. It was discovered on 23 August 1936, by German astronomer Karl Reinmuth at Heidelberg Observatory in southern Germany, and named af

#3 3728 IRAS

3728 IRAS , provisional designation 1983 QF , is a stony asteroid from the middle region of the asteroid belt , approximately 20 kilometers in diameter. On 23 August 1983, it was discovered by and later named after IRAS , a spaceborne all-sky infrared survey satellite. [10] 3728 IRAS Discovery [1] D

#4 684 Hildburg

684 Hildburg ( prov. designation : A909 PB or 1909 HD ) is a stony background asteroid from the inner regions of the asteroid belt . It was discovered on 8 August 1909, by German astronomer August Kopff at the Heidelberg-Königstuhl State Observatory in southwest Germany. [1] The S-type asteroid has

#5 1486 Marilyn

1486 Marilyn , provisional designation 1938 QA , is a stony background asteroid from the inner regions of the asteroid belt , approximately 6.5 kilometers in diameter. It was discovered on 23 August 1938, by Belgian astronomer Eugène Delporte at the Royal Observatory of Belgium in Uccle. [14] The as

#6 4257 Ubasti

4257 Ubasti , provisional designation 1987 QA , is a stony asteroid , classified as near-Earth object of the Apollo group and as Mars-crosser , approximately 1.5 kilometers in diameter. It was discovered by American astronomer Jean Mueller at the Palomar Observatory in California on 23 August 1987.

#7 228 Agathe

Agathe ( minor planet designation : 228 Agathe ) is a stony main belt asteroid , about 9 kilometers in diameter. It was discovered by Johann Palisa on 19 August 1882 at Vienna Observatory , Austria. Photometric observations during 2003 showed a rotation period of 6.48 ± 0.01 hours with a brightness

#8 2014 OO6

2014 OO 6 (also written 2014 OO6 ) is an Apollo near-Earth asteroid discovered in 2014 and was the most dangerous one discovered in 2014 that remained on the Sentry Risk Table as of early December 2014. [3] The asteroid is estimated to be roughly 75 meters (246   ft) in diameter and had a 1 in 83,00

#9 477 Italia

Italia ( minor planet designation : 477 Italia ) (1901 GR) is a main-belt asteroid that was discovered on 23 August 1901 by Italian astronomer Luigi Carnera at Heidelberg . Italia Discovery Discovered   by Luigi Carnera Discovery   site Heidelberg Discovery   date 23 August 1901 Designations MPC   d

#10 1684 Iguassú

1684 Iguassú , provisional designation 1951 QE , is a carbonaceous asteroid from the outer region of the asteroid belt , approximately 30.5 kilometers in diameter. It was discovered on 23 August 1951, by Argentine astronomer Miguel Itzigsohn at the La Plata Astronomical Observatory , located in the

#11 14968 Kubáček

14968 Kubáček , provisional designation 1997 QG , is a stony background asteroid from the middle region of the asteroid belt , approximately 5 kilometers in diameter. The asteroid was discovered on 23 August 1997, by Slovak astronomers Adrián Galád and Alexander Pravda at Modra Observatory , Slovaki

#12 124 Alkeste

Alkeste ( minor planet designation : 124 Alkeste ) is a main-belt asteroid , and it is an S-type ( silicaceous ) in composition. C.H.F. Peters discovered the asteroid on August 23, 1872, from the observatory at Hamilton College , New York State . The name was chosen by Adelinde Weiss, wife of the as

#13 918 Itha

918 Itha ( prov. designation : A919 QD or 1919 FR ) is a stony asteroid and the namesake as well as the principal body of the Itha family , located in the outer region of the asteroid belt . It was discovered by German astronomer Karl Reinmuth at the Heidelberg Observatory on 22 August 1919. [1] The

#14 99942 Apophis

99942 Apophis is a near-Earth asteroid and potentially hazardous asteroid with a diameter of 370 metres (1,210 feet) that caused a brief period of concern in December 2004 when initial observations indicated a probability up to 2.7% that it would hit Earth on April   13, 2029. Additional observation

#15 334 Chicago

Chicago ( minor planet designation : 334 Chicago ) is a very large main-belt asteroid . It is classified as a C-type asteroid and is probably composed of carbonaceous material. This article is about the main belt asteroid. For other uses, see Chicago (disambiguation) . 334 Chicago Modelled shape of

#16 2013 VZ70

2013 VZ 70 is a centaur on a horseshoe co-orbital configuration with Saturn . [6] [7] It was first observed on 1 November 2013 by the Outer Solar System Origins Survey at Mauna Kea Observatory in Hawaii, United States. [1] The discovery was announced on 23 August 2021. [2] 2013 VZ 70 Discovery [1] [


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Comet / Comet


#1 51P/Harrington

51P/Harrington is a periodic comet in the Solar System . Periodic comet with 7 year orbit 51P/Harrington Discovery Discovered by Robert G. Harrington at Palomar Observatory Discovery date 14 August 1953 Orbital characteristics A Epoch 2022-09-18 ( JD 2459840.5) Aphelion 5.724 AU (Q) Perihelion 1.692

#2 54P/de Vico–Swift–NEAT

54P/de Vico–Swift–NEAT is a periodic comet in the Solar System first discovered by Father Francesco de Vico (Rome, Italy) on August 23, 1844. It has become a lost comet several times after its discovery. The comet makes many close approaches to Jupiter. [4] The comet was last observed on 20 December

#3 Comet de Vico

de Vico is the name of several comets discovered by Father Francesco de Vico , a Jesuit priest. [1]

#4 40P/Väisälä

40P/Väisälä is a periodic comet that was discovered on February 8, 1939. Its orbit was determined on April 26, 1939. [3] In 1994, the diameter of its nucleus was found to be 4.2   km, similar in size to that of Comet Encke . [2] Periodic comet with 10 year orbit 40P/Väisälä Comet 40P/Väisälä from th

#5 22P/Kopff

Comet Kopff or 22P/Kopff is a periodic comet in the Solar System . Discovered on August 23, 1906, it was named after August Kopff who discovered the comet. The comet was missed on its November 1912 return, but was recovered on its June 1919 return and has been seen at every apparition since. [4] Clo


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Galaxy / Galaxy


#1 NGC 23

NGC 23 is a spiral galaxy located in the northern constellation of Pegasus , around 173.5 megalight-years distant from the Milky Way . [3] It was discovered by William Herschel on 10 September 1784. In the Webb Society Deep-Sky Observer's Handbook , [6] the visual appearance of NGC 23 is described a

#2 IC 5052

IC 5052 is a barred spiral galaxy located in the constellation Pavo . It is located at a distance of circa 25 million light years from Earth, which, given its apparent dimensions, means that IC 5052 is about 40,000 light years across. It was discovered by DeLisle Stewart on August 23, 1900. [3] Gala


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Institution / Institution


#1 Wise Observatory

The Florence and George Wise Observatory (IAU code 097) is an astronomical observatory owned and operated by Tel Aviv University . It is located 5 kilometers (3.1 miles) west of the town of Mitzpe Ramon in the Negev desert near the edge of the Ramon Crater , and it is the only professional astronomi

#2 Pic du Midi de Bigorre

The Pic du Midi de Bigorre or simply the Pic du Midi (elevation 2,877   m (9,439   ft) ) is a mountain in the French Pyrenees . It is the site of the Pic du Midi Observatory. Not to be confused with Pic du Midi d'Ossau . Pic du Midi de Bigorre Highest   point Elevation 2,877   m (9,439   ft) Promine

#3 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

#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 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

#6 Andrushivka Astronomical Observatory

Andrushivka Astronomical Observatory ( Ukrainian : Андрушівська астрономічна обсерваторія ) is a private astronomical observatory in the town suburbs of Andrushivka , Zhytomyr Oblast , Ukraine . It was established in 2001. [2] The founder and director of the observatory is Yuri Ivashchenko . The obs

#7 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

#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) .

#10 Campo Imperatore Near-Earth Object Survey

The CINEOS program ( Campo Imperatore Near-Earth Object Survey ), started in 2001, is dedicated to the discovery and follow-up of near-Earth objects (NEOs), namely asteroids and comets which periodically approach or intersect the Earth's orbit . In particular CINEOS is addressed to the discovery of

#11 Green Bank Telescope

The Robert C. Byrd Green Bank Telescope ( GBT ) in Green Bank, West Virginia , US is the world's largest fully steerable radio telescope , [1] surpassing the Effelsberg 100-m Radio Telescope in Germany. [2] The Green Bank site was part of the National Radio Astronomy Observatory (NRAO) until Septemb


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Meteorite / Meteorite


#1 K2-33b

K2-33b (also known by its EPIC designation EPIC 205117205.01 ) is a very young super-Neptune exoplanet , orbiting the pre-main-sequence star K2-33 . It was discovered by NASA 's Kepler spacecraft on its "Second Light" mission. It is located about 456 light-years (140 parsecs ) away from Earth in the

#2 HR 2562 b

HR 2562 b is a brown dwarf or gas giant exoplanet. It is a substellar companion of the debris disk host star HR 2562 . [1] HR 2562 is a sixth-magnitude F-type main-sequence star located 110.92   ±   0.16 light-years (34.007   ±   0.048   pc ) away. [2] HR 2562 is about 37% more massive than the Sun


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Researcher / Researcher


#1 Giovanni de Sanctis

Giovanni de Sanctis (born 1949) is an Italian astronomer and discoverer of minor planets at the Osservatorio Astronomico di Torino (Astronomical Observatory of Turin) in Turin, Italy . His name is sometimes spelt DeSanctis , particularly in the Minor Planet Circulars . [2] The Minor Planet Center cr

#2 Jean Mueller

Jean Mueller (born 1950) is an American astronomer and discoverer of comets , minor planets , and a large number of supernovas at the U.S. Palomar Observatory in California. [1] American astronomer

#3 Zoran Knežević (astronomer)

Zoran Knežević ( Serbian Cyrillic : Зоран Кнежевић , born 23 August 1949 in Osijek ) is a Serbian astronomer , who has been publishing since 1982. His major scientific contributions are in the field of movement of small Solar System bodies , their proper elements and perturbations , as well as the i

#4 Kenneth Edgeworth

Kenneth Essex Edgeworth DSO MC (26 February 1880 – 10 October 1972) was an Irish army officer, engineer, economist and independent theoretical astronomer. [1] He was born in Street, County Westmeath . [2] Edgeworth is best known for proposing the existence of a disc of bodies beyond the orbit of Nep

#5 Robert Small (minister)

Robert Small FRSE (1732–1808) was a Scottish minister who served as Moderator of the General Assembly of the Church of Scotland in 1791. He was keenly interested in mathematics and astronomy and was a founder member of the Royal Society of Edinburgh , [1] (elected Fellow on 17 November 1783 [2] ) to

#6 Kenneth J. Lawrence

Kenneth J. Lawrence (born 1964) is an American astronomer and a discoverer of minor planets . [2] American astronomer Minor planets discovered: 32   [1] see §   List of discovered minor planets Credited by the Minor Planet Center with the discovery of 32 numbered asteroids between 1989 and 1994, he

#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 Ľubor Kresák

Ľubor Kresák (23 August 1927 in Topoľčany – 20 January 1994 in Bratislava ) was a Slovak astronomer . [1] This article needs additional citations for verification . ( June 2015 ) He discovered two comets : the periodic comet 41P/Tuttle-Giacobini-Kresak and the non-periodic C/1954 M2 (Kresak-Peltier)

#9 Claes-Ingvar Lagerkvist

Claes-Ingvar Lagerkvist (born 1944) is a Swedish astronomer at the Uppsala Astronomical Observatory . He is known for his work on the shapes and spin properties of minor planets. [2] Swedish astronomer Minor planets discovered: 145   [1] see §   List of discovered minor planets He has discovered thr

#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 William Liller

William Liller (April 1, 1927, Philadelphia – February 28, 2021) was an American astronomer , known for his research on "planetary nebulae, comets, asteroids, magnetic activity in cool stars, the optical identification of X-ray sources, and astro-archaeology." [2] American astronomer (1927–2021) Min

#12 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

#13 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

#14 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

#15 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

#16 Eric Becklin

Eric E. Becklin (born 6 April 1940) is an American astrophysicist . The primary focus of Becklin's research is infrared imaging and spectroscopy, including the search for brown dwarfs , the detection of circumstellar dust rings, the dynamics and composition of the center of the Milky Way galaxy, and

#17 Milan Antal

Milan Antal (1935–1999) was a Slovak astronomer . [2] [3] [4] [5] Minor planets discovered: 17   [1] 1807 Slovakia 20 August 1971 list 3393 Štúr 28 November 1984 list 3730 Hurban 4 December 1983 list 4573 Piešťany 5 October 1986 list (5025) 1986 TS 6 5 October 1986 list (6545) 1986 TR 6 5 October 19

#18 Jan Terlouw

Jan Cornelis Terlouw (born 15 November 1931) is a retired Dutch politician, physicist and author. A member of the of the Democrats 66 (D66) party, he served as Deputy Prime Minister of the Netherlands from 1981 to 1982 under Prime Minister Dries van Agt . This article includes a list of general refe

#19 Methodios Anthrakites

Methodios Anthrakites ( Greek : Μεθόδιος Ανθρακίτης ; 1660–1736) was a Greek Orthodox cleric, author, educator, mathematician, astronomer, physicist, and philosopher. Greek mathematician and philosopher The Reverend Methodios Anthrakites Born 1660 Kaminia , Epirus , Ottoman Empire Died 1736 Ioannina

#20 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


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Star / Star


#1 HD 139139

HD 139139 (also known as EPIC 249706694 ) is likely part of a bound pair system of main sequence stars about 350 light-years (110 parsecs) away from Earth in the constellation Libra . HD 139139 is a G-type main-sequence star , a little larger and more luminous than the sun , and at an almost identic

#2 EPIC 204278916

EPIC 204278916 is a pre-main-sequence star , about five million years old with a spectral type of M1, implying a red dwarf . It is part of the Upper Scorpius sub-group of the Scorpius–Centaurus association , and is in the constellation Scorpius . The star is approximately the size of the Sun at 0.97

#3 SN 2011fe

SN 2011fe , initially designated PTF 11kly , was a Type Ia supernova discovered by the Palomar Transient Factory (PTF) survey on 24 August 2011 during an automated review of images of the Messier 101 from the nights of 22 and 23 August 2011. It was located in Messier 101, the Pinwheel Galaxy , 21 mi

#4 V476 Cygni

V476 Cygni or Nova Cygni 1920 was a nova which occurred in the constellation Cygnus in 1920. It was discovered by William Frederick Denning , an English amateur astronomer, at 09:30 GMT on 20 August 1920, at which time it had a magnitude of 3.7. [4] It reached a peak brightness of magnitude 1.7 on 2


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