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.
Discovery | |
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Discovered by | Robert Luther |
Discovery date | 12 September 1884 |
Designations | |
MPC designation | (241) Germania |
Pronunciation | /dʒərˈmeɪniə/[1] |
Named after | Germany |
Alternative designations | A884 RA, 1953 US, 1953 VK1 |
Minor planet category | Main belt |
Adjectives | Germanian |
Orbital characteristics[2] | |
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° |
Argument of perihelion | 80.6364° |
Physical characteristics | |
Dimensions | 168.90±3.1 km[2] 178.60 ± 7.84 km[3] |
Mass | (0.86 ± 5.00) × 1018 kg[3] |
Mean density | 0.28 ± 1.67 g/cm3[3] |
Synodic rotation period | 15.51 h (0.646 d)[2] |
Geometric albedo | 0.0575±0.002[2] |
Spectral type | CP/B[2] |
Absolute magnitude (H) | 7.58[2] |
It was discovered by Robert Luther on 12 September 1884 in Düsseldorf.
Germania is the Latin name for Germany.
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