322 Phaeo
Discovery | |
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Discovered by | A. Borrelly |
Discovery date | November 27, 1891 |
Designations | |
Main belt | |
Orbital characteristics | |
Epoch 30 January 2005 (JD 2453400.5) | |
Aphelion | 518.906 Gm (3.469 AU) |
Perihelion | 315.131 Gm (2.107 AU) |
417.019 Gm (2.788 AU) | |
Eccentricity | 0.244 |
1699.948 d (4.65 a) | |
Average orbital speed | 17.84 km/s |
171.962° | |
Inclination | 8.016° |
252.678° | |
114.424° | |
Physical characteristics | |
Dimensions | 71.88 ± 4.32[1] km |
Mass | (1.86 ± 0.04) × 1018[1] kg |
Mean density | 9.56 ± 1.73[1] g/cm3 |
Spectral type | M |
9.01 | |
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322 Phaeo is a large Main belt asteroid. It is classified as a M-type asteroid.
The asteroid was discovered by A. Borrelly on November 27, 1891 in Marseilles, France. It was named for the Greek mythological figure Phaeo, one of the Hyades or nymphs. Several other asteroids were named for other of the Hyades – 106 Dione, 158 Koronis, 217 Eudora, and 308 Polyxo.[2]
References
- 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.
- ↑ Lutz D. Schmadel, Dictionary of Minor Planet Names, p. 42. Springer, ISBN 3-540-00238-3.
External links
- 322 Phaeo at the JPL Small-Body Database
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