4612 Greenstein
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Discovery and designation
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| Discovered by | E. F. Helin |
| Discovery site | Palomar |
| Discovery date | May 2, 1989 |
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Designations
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| MPC designation | 4612 |
| Alternative names[1] | 1989 JG |
| Epoch May 14, 2008 | |
| Ap | 2.9175125 |
| Peri | 2.1943733 |
| Eccentricity | 0.1414623 |
| Orbital period | 1492.5371278 |
| Mean anomaly | 308.07890 |
| Inclination | 9.61247 |
| Longitude of ascending node | 105.63359 |
| Argument of peri | 40.48366 |
| Absolute magnitude | 12.5 |
4612 Greenstein (1989 JG) is a Main-belt Asteroid discovered on May 2, 1989 by E. F. Helin at Palomar.
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