447 Valentine
| Discovery | |
|---|---|
| Discovered by |
M. Wolf, A. Schwassmann |
| Discovery date | 27 October 1899 |
| Designations | |
| 1899 ES | |
| Main belt | |
| Orbital characteristics[1] | |
| 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) |
| 2.98472 AU (446.508 Gm) | |
| Eccentricity | 0.044033 |
| 5.16 yr (1883.5 d) | |
Average orbital speed | 17.23 km/s |
| 218.145° | |
| 0° 11m 28.097s / day | |
| Inclination | 4.79460° |
| 71.8375° | |
| 322.874° | |
| Earth MOID | 1.86034 AU (278.303 Gm) |
| Jupiter MOID | 2.0998 AU (314.13 Gm) |
| Jupiter Tisserand parameter | 3.251 |
| Physical characteristics | |
| Dimensions | 79.22±3.2 km |
| Mass | unknown |
Mean density | unknown |
Equatorial surface gravity | unknown |
Equatorial escape velocity | unknown |
| 9.651 h (0.4021 d) | |
| 0.0714±0.006 | |
| Temperature | unknown |
| unknown | |
| 8.99 | |
|
| |
447 Valentine is a large Main belt asteroid.
It was discovered by Max Wolf and A. Schwassmann on October 27, 1899 in Heidelberg.
References
- ↑ "447 Valentine (1899 ES)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 10 May 2016.
External links
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