4580 Child
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| Discovery and designation | |
|---|---|
| Discovered by | Eleanor F. Helin |
| Discovery site | Palomar Observatory |
| Discovery date | March 4, 1989 |
| Designations | |
| MPC designation | 4580 |
| Alternative names | 1989 EF |
| Orbital characteristics | |
| Epoch May 14, 2008 | |
| Aphelion | 2.912 |
| Perihelion | 2.361 |
| Semi-major axis | 2.637 |
| Eccentricity | 0.104 |
| Orbital period | 1564.043 |
| Mean anomaly | 175.897 |
| Inclination | 13.890 |
| Longitude of ascending node | 169.675 |
| Argument of perihelion | 15.648 |
| Physical characteristics | |
| Absolute magnitude (H) | 11.8 |
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4580 Child (1989 EF) is a main-belt asteroid discovered on March 4, 1989 by Eleanor F. Helin at Palomar Observatory.
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