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 | |
| (241) Germania | |
| Pronunciation | /dʒərˈmeɪniə/[1] |
Named after | Germany |
| A884 RA, 1953 US, 1953 VK1 | |
| 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) |
| 3.04857 AU (456.060 Gm) | |
| Eccentricity | 0.10213 |
| 5.32 yr (1944.2 d) | |
Average orbital speed | 17.04 km/s |
| 277.959° | |
| 0° 11m 6.598s / day | |
| Inclination | 5.50482° |
| 270.362° | |
| 80.6364° | |
| Physical characteristics | |
| Dimensions | 168.90±3.1 km[2] 181.55±6.81 km[3] |
| Mass | (7.386 ± 2.511/2.119)×1018 kg[3] |
Mean density | 2.357 ± 0.801/0.676 g/cm3[3] |
| 15.51 h (0.646 d)[2] | |
| 0.0575±0.002[2] | |
| CP/B[2] | |
| 7.81[2] | |
It was discovered by Robert Luther on 12 September 1884 in Düsseldorf.
References edit
- ^ Noah Webster (1884) A Practical Dictionary of the English Language
- ^ a b c d e f "JPL Small-Body Database Browser: 241 Germania". Jet Propulsion Laboratory. Retrieved 12 May 2016.
- ^ a b c Fienga, A.; Avdellidou, C.; Hanuš, J. (February 2020). "Asteroid masses obtained with INPOP planetary ephemerides". Monthly Notices of the Royal Astronomical Society. 492 (1). doi:10.1093/mnras/stz3407.
External links edit
- The Asteroid Orbital Elements Database
- Minor Planet Discovery Circumstances
- Asteroid Lightcurve Data File
- 241 Germania at AstDyS-2, Asteroids—Dynamic Site
- 241 Germania at the JPL Small-Body Database
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