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Discovery and designation
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| Discovered by | M. Yanai and K. Watanabe |
| Discovery site | Kitami |
| Discovery date | October 1, 1992 |
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Designations
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| MPC designation | 10117 |
| Alternate name(s) | 1992 TW |
| Epoch May 14, 2008 | |
| Ap | 3.3013780 |
| Peri | 2.6516964 |
| Eccentricity | 0.1091338 |
| Orbital period | 1875.7087639 |
| Mean anomaly | 5.74065 |
| Inclination | 10.66420 |
| Longitude of ascending node | 188.38769 |
| Argument of peri | 192.42199 |
| Absolute magnitude (H) | 13.6 |
10117 Tanikawa (1992 TW) is a main-belt asteroid discovered on October 1, 1992 by M. Yanai and K. Watanabe at Kitami. It is named after Kiyotaka Tanikawa, an associate professor at the National Astronomical Observatory of Japan who focuses on studying the three-body problem.
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