312 Pierretta
|
A three-dimensional model of 312 Pierretta based on its light curve. | |
| Discovery | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery date | 28 August 1891 |
| Designations | |
| Main belt | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 124.61 yr (45515 d) |
| Aphelion | 3.22530 AU (482.498 Gm) |
| Perihelion | 2.34089 AU (350.192 Gm) |
| 2.78309 AU (416.344 Gm) | |
| Eccentricity | 0.15889 |
| 4.64 yr (1695.9 d) | |
Average orbital speed | 17.86 km/s |
| 42.6279° | |
| 0° 12m 44.212s / day | |
| Inclination | 9.02960° |
| 6.28006° | |
| 262.571° | |
| Earth MOID | 1.34637 AU (201.414 Gm) |
| Jupiter MOID | 1.95436 AU (292.368 Gm) |
| Jupiter Tisserand parameter | 3.296 |
| Physical characteristics | |
| Dimensions | 49.96±1.5 km |
| Mass | unknown |
Mean density | unknown |
Equatorial surface gravity | unknown |
Equatorial escape velocity | unknown |
| 10.282 h (0.4284 d) | |
| 0.1967±0.013 | |
| Temperature | unknown |
| unknown | |
| 8.89 | |
|
| |
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312 Pierretta is a Main belt asteroid.[1] It was discovered by Auguste Charlois on August 28, 1891 in Nice.
References
- 1 2 "312 Pierretta". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.
External links
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