(2735) Ellen
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Asteroid (2735) cubits |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Inner main belt |
| Major semi-axis | 1.8569 ± 0.0001 AU |
| eccentricity | 0.055 ± 0.0006 |
| Perihelion - aphelion | 1.7547 ± 0.0011 AU - 1.959 ± 0.0001 AU |
| Inclination of the orbit plane | 23.0536 ± 0.0671 ° |
| Length of the ascending node | 344.5841 ± 0.0944 ° |
| Argument of the periapsis | 59.5044 ± 0.7967 ° |
| Time of passage of the perihelion | June 28, 2018 |
| Sidereal period | 2.53 a ± 0.0443 d |
| Physical Properties | |
| Medium diameter | 3.529 ± 0.049 km |
| Albedo | 0.292 ± 0.025 |
| Rotation period | 159 h |
| Absolute brightness | 14.32 mag |
| Spectral class | SDU |
| history | |
| Explorer |
 Scolded John Bus , Tod R. Lauer
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| Date of discovery | September 13, 1977 |
| Another name | 1977 RB |
| 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. | |
(2735) Ellen ( 1977 RB ) is an approximately four kilometers large asteroid of the main inner belt that was found on September 13, 1977 by the American astronomers scolded John Bus and Tod R. Lauer at the Palomar Observatory northeast of San Diego , California ( IAU code 675) was discovered.
designation
(2735) Ellen was named by the explorer Schelte John Bus after his then fiancé and now wife Ellen Howell . She discovered comet 88P / Howell in 1981 .
See also
Web links
- (2735) Ellen in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2735) Ellen in the Small-Body Database of the Jet Propulsion Laboratory .
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 September 9, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1977 RB. Discovered 1977 Sept. 13 by SJ Bus and T. Lauer at Palomar. "
| predecessor | asteroid | successor |
|---|---|---|
| (2734) Hašek | numbering | (2736) Ops |