Astronomy:644 Cosima
From HandWiki
_Cosima.png) Modelled shape of Cosima from its lightcurve | |
| Discovery | |
|---|---|
| Discovered by | August Kopff |
| Discovery site | Heidelberg |
| Discovery date | 7 September 1907 |
| Designations | |
| (644) Cosima | |
| 1907 AA | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 107.84 yr (39390 d) |
| |{{{apsis}}}|helion}} | 3.0041 astronomical unit|AU (449.41 Gm) |
| |{{{apsis}}}|helion}} | 2.1938 AU (328.19 Gm) |
| 2.5990 AU (388.80 Gm) | |
| Eccentricity | 0.15589 |
| Orbital period | 4.19 yr (1530.4 d) |
| Mean anomaly | 357.546° |
| Mean motion | 0° 14m 6.864s / day |
| Inclination | 1.0409° |
| Longitude of ascending node | 109.975° |
| 268.690° | |
| Physical characteristics | |
| Mean radius | 9.96±0.75 km |
| Rotation period | 7.556 h (0.3148 d) |
| Geometric albedo | 0.1572±0.028 |
| Absolute magnitude (H) | 11.13 |
644 Cosima is a minor planet orbiting the Sun.
References
External links
- 644 Cosima at AstDyS-2, Asteroids—Dynamic Site
- 644 Cosima at the JPL Small-Body Database
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