2690 Ristiina
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| Discovery | |
|---|---|
| Discovered by | Y. Vaisala |
| Discovery site | Turku |
| Discovery date | February 24, 1938 |
| Designations | |
| MPC designation | 2690 |
| Named after | Ristiina |
| Alternative names | 1938 DG1 |
| Orbital characteristics | |
| Epoch May 14, 2008 | |
| Aphelion | 3.3920238 |
| Perihelion | 2.6776548 |
| Eccentricity | 0.1176947 |
| Orbital period | 1931.0875322 |
| Mean anomaly | 223.25223 |
| Inclination | 11.43259 |
| Longitude of ascending node | 136.35014 |
| Argument of perihelion | 260.02903 |
| Physical characteristics | |
| Albedo | 0.1585 |
| Absolute magnitude (H) | 11.10 |
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2690 Ristiina (1938 DG1) is a main-belt asteroid discovered on February 24, 1938 by Y. Vaisala at Turku.
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