| Discovery | |
|---|---|
| Discovered by | M. F. Wolf A. Schwassmann |
| Discovery date | 27 October 1899 |
| Designations | |
| MPC designation | (447) Valentine |
| Alternative designations | 1899 ES |
| Minor planet category | Main belt |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 121.46 yr (44363 d) |
| Aphelion | 3.11615 AU (466.169 Gm) |
| Perihelion | 2.85330 AU (426.848 Gm) |
| Semi-major axis | 2.98472 AU (446.508 Gm) |
| Eccentricity | 0.044033 |
| Orbital period (sidereal) | 5.16 yr (1883.5 d) |
| Mean anomaly | 218.145° |
| Mean motion | 0° 11 28.097 / day |
| Inclination | 4.79460° |
| Longitude of ascending node | 71.8375° |
| Argument of perihelion | 322.874° |
| Physical characteristics | |
| Dimensions | 79.22±3.2 km |
| Synodic rotation period | 9.651 h (0.4021 d) |
| Geometric albedo | 0.0714±0.006 |
| Absolute magnitude (H) | 8.99 |
447 Valentine is a large Main belt asteroid.
It was discovered by Max Wolf and A. Schwassmann on 27 October 1899 in Heidelberg.
References
- "447 Valentine (1899 ES)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 10 May 2016.
External links
- 447 Valentine at AstDyS-2, Asteroids—Dynamic Site
- 447 Valentine at the JPL Small-Body Database
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