8503 Masakatsu
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| Discovery and designation | |
|---|---|
| Discovered by | K. Endate and K. Watanabe |
| Discovery site | Kitami |
| Discovery date | November 21, 1990 |
| Designations | |
| MPC designation | 8503 |
| Alternative names | 1990 WX3 |
| Orbital characteristics | |
| Epoch May 14, 2008 | |
| Aphelion | 2.5825448 |
| Perihelion | 1.8328428 |
| Eccentricity | 0.1697930 |
| Orbital period | 1198.1375750 |
| Mean anomaly | 133.26793 |
| Inclination | 6.69758 |
| Longitude of ascending node | 95.69610 |
| Argument of perihelion | 307.19051 |
| Physical characteristics | |
| Absolute magnitude (H) | 14.1 |
|
| |
8503 Masakatsu (1990 WX3) is a main-belt asteroid discovered on November 21, 1990 by K. Endate and K. Watanabe at Kitami.
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