1928 Summa
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| Discovery | |
|---|---|
| Discovered by | Y. Vaisala |
| Discovery site | Turku |
| Discovery date | September 21, 1938 |
| Designations | |
| MPC designation | 1928 |
| Alternative names | 1938 SO |
| Orbital characteristics | |
| Epoch May 14, 2008 | |
| Aphelion | 2.9780244 |
| Perihelion | 1.9780176 |
| Eccentricity | 0.2017753 |
| Orbital period | 1424.8065469 |
| Mean anomaly | 319.16252 |
| Inclination | 4.56759 |
| Longitude of ascending node | 180.61335 |
| Argument of perihelion | 157.25328 |
| Physical characteristics | |
| Absolute magnitude (H) | 12.68 |
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1928 Summa (1938 SO) is a main-belt asteroid discovered on September 21, 1938 by Y. Vaisala at Turku.
References
- Binzel, R.P. (1987) Icarus 72, 135-208.
External links
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