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Discovery and designation
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| Discovered by | E. F. Helin and J. B. Child |
| Discovery site | Palomar |
| Discovery date | July 15, 1993 |
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Designations
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| MPC designation | 7780 |
| Alternate name(s) | 1993 NJ |
| Epoch May 14, 2008 | |
| Ap | 2.8701712 |
| Peri | 2.2014026 |
| Eccentricity | 0.1318661 |
| Orbital period | 1474.9168874 |
| Mean anomaly | 275.05554 |
| Inclination | 11.08745 |
| Longitude of ascending node | 201.57643 |
| Argument of peri | 44.17356 |
| Absolute magnitude (H) | 13.8 |
7780 Maren (1993 NJ) is a main-belt asteroid discovered on July 15, 1993 by E. F. Helin and J. B. Child at Palomar.
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