(9952) 1991 AK
 Orbit of (9952) 1991 AK (blue), planets (red) and the Sun (black). The outermost planet visible is Jupiter. |
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| Discovery and designation | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Discovered by | M. Arai & H. Mori | ||||||||||||
| Discovery date | January 9, 1991 | ||||||||||||
| Designations | |||||||||||||
| MPC designation | (9952) 1991 AK | ||||||||||||
| Alternative names | 1976 SV2, 1989 SY6 | ||||||||||||
| Orbital characteristics | |||||||||||||
| Epoch October 27, 2007 | |||||||||||||
| Ap | 2.7781297 AU | ||||||||||||
| Peri | 2.5323871 AU | ||||||||||||
| Semi-major axis | 2.6552584 AU | ||||||||||||
| Eccentricity | 0.0462747 | ||||||||||||
| Orbital period | 1580.3694236 d | ||||||||||||
| Mean anomaly | 304.55443° | ||||||||||||
| Inclination | 1.93593° | ||||||||||||
| Longitude of ascending node | 332.96211° | ||||||||||||
| Argument of peri | 158.68090° | ||||||||||||
| Physical characteristics | |||||||||||||
| Dimensions | ~37.1 km[1] | ||||||||||||
| Geometric albedo | ~0.01 | ||||||||||||
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| Absolute magnitude (H) | 12.8 | ||||||||||||
(9952) 1991 AK is a main belt asteroid. It orbits the Sun once every 4.33 years.[2]
Discovered on January 9, 1991 by M. Arai and Hiroshi Mori, it was given the provisional designation "1991 AK".[3]
References
- ^ Tedesco E.F., Noah P.V., Noah M., Price S.D. "The supplemental IRAS minor planet survey (SIMPS)".
- ^ "9952 (1991 AK)". JPL Small-Body Database Browser.
- ^ MPO 57626 Minor Planet Center
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