66 Maja
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Three-dimensional model of 66 Maja created based on light-curve. | |
| Discovery | |
|---|---|
| Discovered by | Horace Parnell Tuttle |
| Discovery date | April 9, 1861 |
| Designations | |
Named after | Maia |
| Main belt | |
| Orbital characteristics | |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 464.253 Gm (3.103 AU) |
| Perihelion | 327.082 Gm (2.186 AU) |
| 395.668 Gm (2.645 AU) | |
| Eccentricity | 0.173 |
| 1571.107 d (4.30 a) | |
Average orbital speed | 18.18 km/s |
| 69.159° | |
| Inclination | 3.047° |
| 7.665° | |
| 43.718° | |
| Physical characteristics | |
| Dimensions | 71.8 km[1] |
| Mass | 3.9×1017 kg (assumed) |
Mean density | ? g/cm³ |
| 0.0203 m/s² | |
| 0.0385 km/s | |
| 9.735 hr[1] | |
| Albedo | 0.060[1][2] |
| Temperature | ~171 K |
Spectral type | C[1] |
| 9.36[1] | |
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66 Maja /ˈmaɪ.ə/ is a dark, quite large main-belt asteroid. It was discovered by Horace Tuttle on April 9, 1861, and named after Maia, one of the Pleiades in Greek mythology.
Maja has been studied by radar.[3]
References
- 1 2 3 4 5 "JPL Small-Body Database Browser: 66 Maja" (2012-01-04 last obs). Jet Propulsion Laboratory. Retrieved 2012-01-27.
- ↑ Asteroid Data Sets
- ↑ "Radar-Detected Asteroids and Comets". NASA/JPL Asteroid Radar Research. Retrieved 2012-01-23.
External links
- Orbital simulation from JPL (Java) / Ephemeris
- 66 Maja at the JPL Small-Body Database
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