langs: 2 апреля [ru] / april 2 [en] / 2. april [de] / 2 avril [fr] / 2 aprile [it] / 2 de abril [es]
days: march 30 / march 31 / april 1 / april 2 / april 3 / april 4 / april 5
#1 3673 Levy
3673 Levy , provisional designation 1985 QS , is a binary [lower-alpha 1] Flora asteroid from the inner regions of the asteroid belt , approximately 6 kilometers in diameter. It was discovered on 22 August 1985, by American astronomer Edward Bowell at Lowell's Anderson Mesa Station near Flagstaff, A
#2 84 Klio
Klio ( minor planet designation : 84 Klio ) is a fairly large and very dark main-belt asteroid . It was discovered by R. Luther on August 25, 1865, and named after Clio , the Muse of history in Greek mythology . The name Clio had previously been suggested by the discoverer of 12 Victoria , and that
11824 Alpaidze , provisional designation 1982 SO 5 , is a stony background asteroid from the middle region of the asteroid belt , approximately 5 kilometers (3.1 miles) in diameter. It was discovered on 16 September 1982, by Russian astronomer Lyudmila Chernykh at the Crimean Astrophysical Observato
#4 3537 Jürgen
3537 Jürgen , provisional designation 1982 VT , is a stony Eunomia asteroid from the middle region of the asteroid belt , approximately 8 kilometers in diameter. It was discovered by American astronomer Edward Bowell at Lowell's Anderson Mesa Station , Arizona, on 15 November 1982. [8] It was named
(268361) 2007 JJ 43 is a large trans-Neptunian object (TNO) orbiting the Sun near the outer edge of the Kuiper belt . Its discovery images were taken in 2007, and its absolute magnitude of 4.5 is one of the twenty brightest exhibited by TNOs. Assuming it has a typical albedo , this would make it rou
9903 Leonhardt , provisional designation 1997 NA 1 , is a dark asteroid from the outer region of the asteroid belt , approximately 10 kilometers in diameter. 9903 Leonhardt Orbit of Leonhardt (blue), with the inner planets and Jupiter (outermost) Discovery [1] Discovered by P. G. Comba Discovery
#7 853 Nansenia
853 Nansenia is a minor planet orbiting the Sun . It is named after the Norwegian polar explorer and Nobel Peace Prize laureate Fridtjof Nansen . [2] 853 Nansenia Discovery Discovered by S. Beljavskij Discovery site Simeis Discovery date 2 April 1916 Designations MPC designation (853) Nansen
145534 Jhongda , provisional designation 2006 GJ , is an asteroid and member of the stony Merxia family , orbiting in the central region of the asteroid belt , approximately 2–3 kilometers (1–2 miles) in diameter. It was discovered by Taiwanese astronomers Yang Tingzhang and Ye Quanzhi at the Lulin
#9 9905 Tiziano
9905 Tiziano ( Italian pronunciation: [titˈtsjaːno] ), provisional designation 4611 P-L , is an asteroid from the inner regions of the asteroid belt , approximately 5 kilometers in diameter. Discovered during the Palomar–Leiden survey in 1960, the asteroid was named after Italian Renaissance paint
#10 2020 PP1
2020 PP 1 is a sub-kilometer asteroid , classified as a near-Earth object of the Apollo group , that is a temporary quasi-satellite of the Earth . There are over a dozen known Earth quasi-satellites, some of which switch periodically between the quasi-satellite and horseshoe co-orbital states. [6] 2
#11 9909 Eschenbach
9909 Eschenbach , provisional designation 4355 T-1 , is a Florian asteroid from the inner regions of the asteroid belt , roughly 10 kilometers in diameter. 9909 Eschenbach Orbit of Eschenbach (blue), with the inner planets and Jupiter (outermost) Discovery [1] Discovered by C. J. van Houten I. v
(523671) 2013 FZ 27 , provisional designation 2013 FZ 27 , is a trans-Neptunian object located in the Kuiper belt in the outermost region of the Solar System , approximately 570 kilometers (350 miles) in diameter. It was discovered on 16 March 2013, by American astronomers Scott Sheppard and Chad Tr
#13 5682 Beresford
5682 Beresford , provisional designation 1990 TB is a stony asteroid and sizable Mars-crosser from the inner regions of the asteroid belt , approximately 6 kilometers (3.7 miles) in diameter. It was discovered on 9 October 1990, by astronomer Robert McNaught at the Siding Spring Observatory in Austr
10660 Felixhormuth , provisional designation 4348 T-1 , is a background asteroid from the outer regions of the asteroid belt , approximately 7 kilometers in diameter. It was discovered on 26 March 1971, by Dutch astronomer couple Ingrid and Cornelis van Houten at Leiden, on photographic plates taken
#15 9912 Donizetti
9912 Donizetti , provisional designation 2078 T-3 , is a stony Rafita asteroid from the central regions of the asteroid belt , approximately 7 kilometers in diameter. It was discovered during the third Palomar–Leiden Trojan survey in 1977, and named after Italian composer Gaetano Donizetti . Asteroi
#16 851 Zeissia
851 Zeissia / ˈ z aɪ s i ə / is an S-type asteroid background asteroid from the inner region of the asteroid belt . Its diameter is about 12 km and it has an albedo of 0.2646 . Its rotation period is 9.34 hours . 851 Zeissia Discovery Discovered by S. Beljavskij Discovery site Simeis Discovery
#17 1994 WR12
1994 WR 12 is an asteroid and near-Earth object approximately 130 meters (430 feet) in diameter. [3] [4] As a member of the Aten group almost all of its orbit is closer to the Sun than Earth is. First imaged at Kitami Observatory on 26 November 1994, [1] it was discovered two nights later by America
#18 3688 Navajo
3688 Navajo , provisional designation 1981 FD , is a Griqua asteroid and a 2:1 Jupiter librator on an eccentric, cometary -like orbit from the outermost regions of the asteroid belt , approximately 6 kilometers (4 miles) in diameter. It was discovered on 30 March 1981, by American astronomer Edward
#19 2135 Aristaeus
2135 Aristaeus (1977 HA) is an Apollo asteroid discovered on April 17, 1977, by E. F. Helin and S. J. Bus at Palomar Observatory . It is named for Aristaeus , the son of Apollo and the nymph Cyrene. [2] Aristaeus Discovery Discovered by E. F. Helin and S. J. Bus Discovery site Palomar Discovery
#20 2012 KT42
2012 KT 42 is an Apollo near-Earth asteroid first observed by astronomer Alex R. Gibbs of the Mount Lemmon Survey with a 1.5-meter reflecting telescope on 28 May 2012. 2012 KT 42 Designations Minor planet category Apollo NEO Orbital characteristics [1] Epoch 13 January 2016 ( JD 2457400.5) Uncer
#1 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
Comet Kohoutek ( formally designated C/1973 E1 and formerly as 1973 XII and 1973f ) [lower-alpha 3] is a comet that passed close to the Sun towards the end of 1973. Early predictions of the comet's peak brightness suggested that it had the potential to become one of the brightest comets of the 20th
#3 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;
Comet Arend–Roland was discovered on November 8, 1956 by Belgian astronomers Sylvain Arend and Georges Roland on photographic plates. As the eighth comet found in 1956, it was named Arend–Roland 1956h after its discoverers. Because it was the third comet to pass through perihelion during 1957, it wa
119P/Parker–Hartley is a periodic comet in the Solar System . Periodic comet with 8 year orbit 119P/Parker-Hartley Discovery Discovered by Quentin A. Parker Malcolm Hartley Discovery date March 2, 1989 Alternative designations 1987 XXXVI; 1995 M2 Orbital characteristics A Epoch March 6, 2006 Aphelio
MCG+07-33-027 is an isolated spiral galaxy [2] located about 330 million light-years away [3] in the constellation Hercules . [4] It has a very high rate of star formation which would make it a starburst galaxy . Normally, starburst galaxies are triggered by the collision of another galaxy. However
#2 NGC 3923
NGC 3923 is an elliptical galaxy located in the constellation Hydra . It is located at a distance of circa 90 million light years from Earth, which, given its apparent dimensions, means that NGC 3923 is about 155,000 light years across. NGC 3923 is an example of a shell galaxy where the stars in its
#1 Thirty Meter Telescope protests
The Thirty Meter Telescope protests are a series of protests and demonstrations that began on the Island of Hawaii over the choosing of Mauna Kea for the site location of the Thirty Meter Telescope . Mauna Kea is the most sacred dormant volcano of Native Hawaiian religion and culture, and was known
Brorfelde Observatory ( Danish : Brorfelde Observatoriet ; obs. code : 054 ) is an astronomical observatory located in Brorfelde near Holbæk , Denmark . It is home to the Brorfelde Schmidt Telescope and was run as a branch of the Copenhagen University Observatory until 1996. It still has telescope
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 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
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
The Thirty Meter Telescope ( TMT ) is a planned extremely large telescope (ELT) [5] [6] that has become controversial due to its location on Mauna Kea , [7] [8] [9] [10] on the island of Hawaiʻi . The TMT would become the largest visible-light telescope on Mauna Kea. [11] [12] Future observatory in
#8 Astronomers Without Borders
Astronomers Without Borders ( AWB ) is a U.S.-based organization founded by Mike Simmons, dedicated to spreading astronomy throughout the world and connecting people through this universal interest. Projects include crowdfunding in developed countries to sponsor the purchase of equipment and trainin
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
#10 Peninsula House and Tebbutt's Observatory
Peninsula House and Tebbutt's Observatory is a heritage-listed residence and former observatory at Palmer Street, Windsor , City of Hawkesbury , New South Wales , Australia. The observatory was built in 1845 by John Tebbutt . It was added to the New South Wales State Heritage Register on 2 April 199
Padvarninkai meteorite is a meteorite that fell on 9 February 1929 near the village of Padvarninkai [ lt ] located near Andrioniškis , Anykščiai District Municipality , Lithuania . It is a rare eucrite that contains maskelynite (a glassy phase found in some meteorite impact craters ) and is highly
#2 CoRoT-1b
CoRoT-1b [2] (previously named CoRoT-Exo-1b ) [1] is a transiting extrasolar planet approximately 2,630 light-years away in the constellation of Monoceros . The planet was discovered orbiting the yellow dwarf star CoRoT-1 in May 2007. The planet was the first discovery by the French-led CoRoT Missio
#1 Cone Nebula
The Cone Nebula is an H II region in the constellation of Monoceros . It was discovered by William Herschel on December 26, 1785, at which time he designated it H V.27. The nebula is located about 830 parsecs or 2,700 light-years away from Earth . The Cone Nebula forms part of the nebulosity surroun
#1 Ivan Aničin
Ivan Aničin , (born 25 March 1944 in Bor , Serbia, Yugoslavia , died 2 April 2016) was Yugoslav and Serbian nuclear physicist , particle physicist , astrophysicist , and cosmologist , university Full Professor and Distinguished (teaching/research) Professor of scientific institutes in Belgrade ( Ser
#2 Alain Maury
Alain J. Maury (born 1958) is a French astronomer . French astronomer Asteroids discovered: 8 3838 Epona November 27, 1986 4404 Enirac April 2, 1987 4482 Frèrebasile September 1, 1986 4558 Janesick 1 July 12, 1988 5370 Taranis September 2, 1986 11284 Belenus January 21, 1990 21001 Trogrlic April 1
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 H. G. van de Sande Bakhuyzen
Hendricus Gerardus van de Sande Bakhuyzen (April 2, 1838, The Hague – January 8, 1923, Leiden ) was a Dutch astronomer . His surname, van de Sande Bakhuyzen, is sometimes erroneously given as Backhuyzen or Bakhuysen . His first name is sometimes given as Hendrik Gerard . Not to be confused with his
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
Eleanor Margaret Burbidge , FRS ( née Peachey ; 12 August 1919 – 5 April 2020) was a British-American observational astronomer and astrophysicist . In the 1950s, she was one of the founders of stellar nucleosynthesis and was first author of the influential B 2 FH paper . During the 1960s and 70s s
Galileo di Vincenzo Bonaiuti de' Galilei (15 February 1564 – 8 January 1642) was an Italian astronomer , physicist and engineer , sometimes described as a polymath . Commonly referred to as Galileo , his name was pronounced / ˌ ɡ æ l ɪ ˈ l eɪ . oʊ ˌ ɡ æ l ɪ ˈ l eɪ . i ˌ / ( GAL -ih- LAY -oh GAL -i
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
#10 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
#11 Xi Zezong
Xi Zezong (June 6, 1927, Yuanqu , Shanxi – December 27, 2008, Beijing) was a Chinese astronomer, historian, and translator. [1] [2] He was a member of the Chinese Academy of Sciences , and an awardee of the Astronomy Prize. In this Chinese name , the family name is Xi (席) . Xi Zezong Traditional C
#12 Govind Swarup
Govind Swarup (March 23, 1929 – September 7, 2020) was a pioneer in radio astronomy . In addition to research contributions in multiple areas of astronomy and astrophysics , he was a driving force behind the building of "ingenious, innovative and powerful observational facilities for front-line rese
#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 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
Tom Stafford is an American astronomer who has discovered a number of asteroids since 1997, [1] including 12061 Alena , [2] 12533 Edmond , [3] 13436 Enid , [4] 13688 Oklahoma [5] and 15904 Halstead [6] at Zeno Observatory (observatory code 727) in Edmond, Oklahoma . He is the son of Joseph W. Staffo
#16 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
Percy Braybrooke Molesworth (2 April 1867 in Colombo – 25 December 1908) was a Major in the corps of Royal Engineers and an amateur astronomer . British astronomer
Frank Elmore Ross (April 2, 1874 – September 21, 1960) was an American astronomer and physicist . He was born in San Francisco, California and died in Altadena, California . In 1901 he received his doctorate from the University of California . In 1905 he became director of the International Latitude
#19 Pavel Shternberg
Pavel Karlovich Shternberg ( Russian : Павел Карлович Штернберг ; April 2, 1865 – February 1, 1920, both dates New Style ) was a Russian professor, academic, astronomer , Bolshevik and revolutionary of German decent. Shternberg contributed to the abolition of the Tsarist government by Alexander Kere
#20 Vitaly Ginzburg
Vitaly Lazarevich Ginzburg , ForMemRS [1] ( Russian: Вита́лий Ла́заревич Ги́нзбург ; 4 October 1916 – 8 November 2009) was a Russian theoretical physicist who was honored with the Nobel Prize in Physics in 2003, together with Alexei Abrikosov and Anthony Leggett for their "pioneering contributions t
#1 SN 1994I
SN 1994I is a Type Ic supernova discovered on April 2, 1994 in the Whirlpool Galaxy by amateur astronomers Tim Puckett and Jerry Armstrong of the Atlanta Astronomy Club . Type Ic supernova are a rare type of supernova that result from the explosion of a very massive star that has shed its outer laye
#2 Algol
Algol / ˈ æ l ɡ ɒ l / , [9] designated Beta Persei ( β Persei , abbreviated Beta Per , β Per ), known colloquially as the Demon Star , is a bright multiple star in the constellation of Perseus and one of the first non- nova variable stars to be discovered. Eclipsing variable star in the conste
#3 SN 1054
SN 1054 is a supernova that was first observed on c. 4 July 1054, and remained visible until c. 6 April 1056. [2] α Supernova in the constellation Taurus; visible from 1054 to 1056 SN 1054 Giant picture mosaic of the Crab Nebula , the remnants of SN 1054, taken by the Hubble Space Telescope in v
#4 SN 2005bc
SN 2005bc was a Type Ia supernova [3] occurring in the barred spiral galaxy NGC 5698 , [1] located in the northern constellation of Boötes . SN 2005bc was discovered on 2 April 2005 by LOSS and independently by Tim Puckett and L. Cox. [4] It was positioned at an offset of 4.6 ″ east and 7.5″ north o