(2590) Mourao
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Asteroid (2590) Mourão |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Inner main belt |
| Asteroid family | Vesta family |
| Major semi-axis | 2.342 ± 0.0001 AU |
| eccentricity | 0.1184 ± 0.0004 |
| Perihelion - aphelion | 2.0647 ± 0.0009 AU - 2.6193 ± 0.0001 AU |
| Inclination of the orbit plane | 6.1361 ± 0.0398 ° |
| Length of the ascending node | 223.6824 ± 0.3106 ° |
| Argument of the periapsis | 165.6863 ± 0.3399 ° |
| Time of passage of the perihelion | 19th September 2017 |
| Sidereal period | 3.58 a ± 0.0587 d |
| Physical Properties | |
| Medium diameter | 7.880 ± 1.058 km |
| Albedo | 0.605 ± 0.296 |
| Rotation period | 15.59 h |
| Absolute brightness | 12.4 mag |
| history | |
| Explorer |
 Henri Debehogne
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| Date of discovery | May 22, 1980 |
| Another name | 1980 KJ ; 1949 WP; 1963 SM; 1974 UN; 1974 VG 2 ; 1974 XK |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(2590) Mourão ( 1980 KJ ; 1949 WP ; 1963 SM ; 1974 UN ; 1974 VG 2 ; 1974 XK ) is an approximately eight kilometer asteroid of the main inner belt that was discovered on May 22, 1980 by the Belgian astronomer Henri Debehogne on La-Silla -Observatory on which La Silla was discovered in La Higuera in Chile ( IAU code 809). It belongs to the Vesta family , a group of asteroids named after (4) Vesta .
designation
(2590) Mourão was named after the astronomer Ronaldo Rogério de Freitas Mourão (* 1935), who worked at the Observatório Nacional in Rio de Janeiro and explored binary stars , asteroids and comets . He has participated in a comprehensive program for observing asteroids at the European Southern Observatory , is the author of several astronomical books and founder of the Museu de Astronomia e Ciências Afins , the Brazilian museum of astronomy in Rio de Janeiro .
See also
Web links
- (2590) Mourão in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2590) Mourão in the Small-Body Database of the Jet Propulsion Laboratory (English).
Individual evidence
- ^ Lutz D. Schmadel : Dictionary of Minor Planet Names . Fifth Revised and Enlarged Edition. Ed .: Lutz D. Schmadel. 5th edition. Springer Verlag , Berlin , Heidelberg 2003, ISBN 978-3-540-29925-7 , pp. 186 (English, 992 pp., Link.springer.com [ONLINE; accessed on August 24, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1980 KJ. Discovered 1980 May 22 by H. Debehogne at La Silla. "
| predecessor | asteroid | successor |
|---|---|---|
| (2589) Daniel | numbering | (2591) Dvoretsky |