 Orbital diagram | |
| Discovery | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery date | 29 January 1894 |
| Designations | |
| (383) Janina | |
| Pronunciation | French:[ʒanina] German:[jaːˈniːnaː][1] |
| 1894 AU | |
| Main belt (Themis) | |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 122.21 yr (44637 d) |
| Aphelion | 3.65762 AU (547.172 Gm) |
| Perihelion | 2.63074 AU (393.553 Gm) |
| 3.14418 AU (470.363 Gm) | |
| Eccentricity | 0.16330 |
| 5.58yr (2036.4d) | |
| 77.0719° | |
| 0° 10m 36.422s / day | |
| Inclination | 2.65252° |
| 93.0518° | |
| 322.137° | |
| Physical characteristics | |
| 45.52±1.8 km[2] | |
| 6.4 h (0.27 d)[2] | |
| 0.0926±0.008[2] | |
| B[2] | |
| 9.91[2] | |
383 Janina is aThemistian asteroid, approximately 46 kilometers (29 miles) in diameter.[2] It is spectralB-type and is probably composed of primitivecarbonaceous chondritic material.[3]
It was discovered byAuguste Charlois on 29 January 1894 inNice.[2][4] The reference of the name is unknown, though it is the French name ofIoannina in Greece, as well as a common German woman's name, both of which probably descend fromJohannes.[4]
