383 Janina
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| Discovery | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery date | January 29, 1894 |
| Designations | |
| 1894 AU | |
| Main belt (Themis) | |
| Orbital characteristics | |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 548.295 Gm (3.665 AU) |
| Perihelion | 391.269 Gm (2.615 AU) |
| 469.782 Gm (3.14 AU) | |
| Eccentricity | 0.167 |
| 2032.575 d (5.56 a) | |
|
Average orbital speed
|
16.81 km/s |
| 58.849° | |
| Inclination | 2.65° |
| 93.222° | |
| 318.27° | |
| Physical characteristics | |
| Dimensions | 46 km[1] |
| Mass | unknown |
|
Mean density
|
unknown |
| unknown | |
| unknown | |
| 6.4 h[1] | |
| Albedo | 0.0926[1] |
| Temperature | unknown |
|
Spectral type
|
B[1] |
| 9.91[1] | |
383 Janina is a mid-sized Themistian asteroid 46 km in diameter.[1] It is spectral B-type and is probably composed of primitive carbonaceous chondritic material.
It was discovered by Auguste Charlois on January 29, 1894 in Nice.[1]
References[edit]
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