284 Amalia
| Discovery | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery date | 29 May 1889 |
| Designations | |
| Main belt | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 122.66 yr (44800 d) |
| Aphelion | 2.88122 AU (431.024 Gm) |
| Perihelion | 1.83631 AU (274.708 Gm) |
| 2.35876 AU (352.865 Gm) | |
| Eccentricity | 0.22149 |
| 3.62 yr (1323.2 d) | |
Average orbital speed | 19.39 km/s |
| 0.0848612° | |
| 0° 16m 19.445s / day | |
| Inclination | 8.05647° |
| 233.716° | |
| 58.0568° | |
| Earth MOID | 0.835036 AU (124.9196 Gm) |
| Jupiter MOID | 2.32218 AU (347.393 Gm) |
| Jupiter Tisserand parameter | 3.506 |
| Physical characteristics | |
| Dimensions | 52.95±2.6 km |
| Mass | unknown |
Mean density | unknown |
Equatorial surface gravity | unknown |
Equatorial escape velocity | unknown |
| 8.545 h (0.3560 d) | |
| 0.0602±0.006 | |
| Temperature | unknown |
| unknown | |
| 10.05 | |
|
| |
284 Amalia is a large Main belt asteroid.[2] It was discovered by Auguste Charlois on May 29, 1889 in Nice.
References
- ↑ "284 Amalia". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.
- ↑ "284 Amalia". Asteroid Occulation. Retrieved 6 April 2015.
External links
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