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Discovery and designation
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| Discovered by | F. Borngen and L. D. Schmadel |
| Discovery site | Tautenburg |
| Discovery date | September 13, 1991 |
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Designations
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| MPC designation | 20012 |
| Alternate name1 | 1991 RV4 |
| Epoch May 14, 2008 | |
| Ap | 2.9130394 |
| Peri | 2.3232626 |
| Eccentricity | 0.1126323 |
| Orbital period | 1547.3567236 |
| Mean anomaly | 331.18601 |
| Inclination | 2.60601 |
| Longitude of ascending node | 233.21910 |
| Argument of peri | 139.81464 |
| Absolute magnitude (H) | 15.1 |
20012 Ranke (1991 RV4) is a Main-belt Asteroid discovered on September 13, 1991 by F. Borngen and L. D. Schmadel at Tautenburg.
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Wikipedia content modification information:
- This page was last modified on 13 December 2008, at 16:10.
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