784 Pickeringia
| Discovery | |
|---|---|
| Discovered by | Joel Hastings Metcalf |
| Discovery site | Winchester, Massachusetts |
| Discovery date | 20 March 1914 |
| Designations | |
| 1914 UM | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 94.47 yr (34505 d) |
| Aphelion | 3.8458 AU (575.32 Gm) |
| Perihelion | 2.3456 AU (350.90 Gm) |
| 3.0957 AU (463.11 Gm) | |
| Eccentricity | 0.24231 |
| 5.45 yr (1989.5 d) | |
| 203.782° | |
| 0° 10m 51.42s / day | |
| Inclination | 12.290° |
| 14.953° | |
| 238.255° | |
| Earth MOID | 1.35936 AU (203.357 Gm) |
| Jupiter MOID | 1.38766 AU (207.591 Gm) |
| Jupiter Tisserand parameter | 3.143 |
| Physical characteristics | |
Mean radius |
44.71±1.7 km[1] 41.26 ± 3.59 km[2] |
| Mass | (3.74 ± 0.32) × 1018 kg[2] |
Mean density | 12.70 ± 3.49 g/cm3[2] |
| 13.17 h (0.549 d) | |
| 0.0555±0.005 | |
| 9.3 | |
|
| |
784 Pickeringia is a minor planet orbiting the Sun.
References
- 1 2 "784 Pickeringia (1914 UM)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.
- 1 2 3 Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science 73, pp. 98–118, arXiv:1203.4336, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009. See Table 1.
External links
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