49 Pales
| Odkritje | |
|---|---|
| Odkritelj | H. Goldschmidt |
| Datum odkritja | 19. september 1857 [1] |
| Oznake | |
| asteroidni pas | |
| Značilnosti tira | |
| Epoha: 31. december 2006 (JD 2454100,5) | |
| Odsončje | 569,200 Gm (3,805 a.e.) |
| Prisončje | 353,875 Gm (2,366 a.e.) |
| 461,538 Gm (3,085 a.e.) | |
| Izsrednost | 0,233 |
| 1979,344 dni (5,42 let) | |
| 147,198° | |
| Naklon tira | 3,180° |
| 286,178° | |
| 110,188° | |
| Fizikalne značilnosti | |
| Razsežnosti | 149,8 km |
| Masa | 3,5 ×1018 kg |
Srednja gostota | ? g/cm³ |
| 0,0792 km/s | |
| 10,42 h [2] | |
| Albedo | 0,060 ( geometrični )[3] |
| Temperatura | ~158 K |
Spektralni tip | C |
| 7,8 | |
49 Pales (mednarodno ime je tudi 49 Pales) je velik in temen asteroid tipa C v glavnem asteroidnem pasu.
Odkritje
Asteroid je odkril Hermann Mayer Salomon Goldschmidt (1802 – 1866) 19. septembra 1857 [1]. Ime je dobil po Pales, ki je bila boginja pastirjev v rimski mitologiji.
Lastnosti
Asteroid Pales obkroži Sonce v 5,42 letih. Njegova tirnica ima izsrednost 0,233, nagnjena pa je za 3,180° proti ekliptiki. Njegov premer je 149,8 km, okrog svoje osi pa se zavrti v 10,42 urah[2] .
Reference in opombe
Zunanje povezave
- Simulacija tirnice (angleško)
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Index:
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