(2440) Educatio
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Asteroid (2440) Educatio |
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| Properties of the orbit ( animation ) | |
| Orbit type | Inner main belt |
| Major semi-axis | 2.2155 ± 0.0001 AU |
| eccentricity | 0.1629 ± 0.0004 |
| Perihelion - aphelion | 1.8545 ± 0.0008 AU - 2.5764 ± 0.0001 AU |
| Inclination of the orbit plane | 4.106 ± 0.0348 ° |
| Length of the ascending node | 227.1957 ± 0.5363 ° |
| Argument of the periapsis | 77.8696 ± 0.5479 ° |
| Time of passage of the perihelion | October 24, 2020 |
| Sidereal period | 3.3 a ± 0.055 d |
| Physical Properties | |
| Medium diameter | 6.586 ± 0.128 km |
| Albedo | 0.247 ± 0.039 |
| Rotation period | 1,561 h |
| Absolute brightness | 13.1 mag |
| history | |
| Explorer |
 Scolded John Bus , Eleanor Helin
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| Date of discovery | November 7, 1978 |
| Another name | 1978 VQ 4 ; 1928 QH; 1954 JK; 1968 U.S. 1 ; 1977 JG |
| 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. | |
(2440) Educatio ( 1978 VQ 4 ; 1928 QH ; 1954 JK ; 1968 US 1 ; 1977 JG ) is an approximately seven kilometer large asteroid of the main inner belt that was scolded on November 7, 1978 by the US astronomers John Bus and Eleanor Helin was discovered at the Palomar Observatory northeast of San Diego ( IAU code 675). What is unusual about (2440) Educatio is the extremely long rotation period of around 65 days.
designation
(2440) Educatio was named after the Latin word for education .
See also
Web links
- (2440) Educatio in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2440) Educatio 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 12, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1978 VQ 4 . Discovered 1978 Nov. 7 by EF Helin and SJ Bus at Palomar. "