241 Germania
Germania (minor planet designation: 241 Germania) is a very large main-belt asteroid. It is classified as a B-type asteroid and is probably composed of dark, primitive carbonaceous material.
Orbital diagram | |
| Discovery | |
|---|---|
| Discovered by | Robert Luther |
| Discovery date | 12 September 1884 |
| Designations | |
MPC designation | (241) Germania |
| Pronunciation | /dʒərˈmeɪniə/ |
Named after | Germany |
Alternative designations | A884 RA, 1953 US, 1953 VK1 |
Minor planet category | Main belt |
| Adjectives | Germanian |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 131.40 yr (47993 d) |
| Aphelion | 3.35991 AU (502.635 Gm) |
| Perihelion | 2.73723 AU (409.484 Gm) |
Semi-major axis | 3.04857 AU (456.060 Gm) |
| Eccentricity | 0.10213 |
Orbital period (sidereal) | 5.32 yr (1944.2 d) |
Average orbital speed | 17.04 km/s |
Mean anomaly | 277.959° |
Mean motion | 0° 11m 6.598s / day |
| Inclination | 5.50482° |
Longitude of ascending node | 270.362° |
| 80.6364° | |
| Physical characteristics | |
| Dimensions | 168.90±3.1 km 181.55±6.81 km |
| Mass | (7.386 ± 2.511/2.119)×1018 kg |
Mean density | 2.357 ± 0.801/0.676 g/cm3 |
Synodic rotation period | 15.51 h (0.646 d) |
| 0.0575±0.002 | |
| CP/B | |
| 7.81 | |
It was discovered by Robert Luther on 12 September 1884 in Düsseldorf.
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