2143 Jimarnold
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Discovery and designation
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| Discovered by | E. F. Helin |
| Discovery site | Palomar |
| Discovery date | September 26, 1973 |
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Designations
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| MPC designation | 2143 |
| Alternative names[1] | 1973 SA |
| Epoch May 14, 2008 | |
| Ap | 2.8141381 |
| Peri | 1.7476263 |
| Eccentricity | 0.2337937 |
| Orbital period | 1258.2088077 |
| Mean anomaly | 18.48875 |
| Inclination | 8.36568 |
| Longitude of ascending node | 17.45753 |
| Argument of peri | 352.02096 |
| Absolute magnitude | 14.3 |
2143 Jimarnold (1973 SA) is a Main-belt Asteroid discovered on September 26, 1973 by E. F. Helin at Palomar.
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