asteroid From Wikipedia, the free encyclopedia
10199 Chariklo je najveći poznati kentaur u Sunčevom sistemu. Manje tijelo u orbiti između Saturna i Urana, oko 250 kilometara u prečniku, to je jedini poznati kentaur koji sadrži
Discovery[1][2] | |
---|---|
Mjesto otkrića | Kitt Peak Obs. |
Datum otkrića | 15. februara 1997 |
Designations | |
MPC designation | (10199) Chariklo |
Izgovor | /ˈkærəkloʊ/[3] |
Imenovan po | Χαρικλώ Khariklō (Ancient Greek nymph)[4] |
Alternative designations | 1997 CU26 |
Minor planet category | kentaur[1][5] ·distant[2] |
Adjectives | Charikloan, Charikloian /kærəˈkloʊ[upisan nepodržani znak]i[upisan nepodržani znak]ən/ |
Simbol | |
Orbital characteristics[1] | |
Epoha {{{epoha}}} | |
Uncertainty parameter 1 | |
Observation arc | 26.51 yr (9,684 days) |
Earliest precovery date | 5. novembra 1988 |
Aphelion | 18.545 AU |
Semi-major axis | 15.822 AU |
Eccentricity | 0.1721 |
Orbital period (sidereal) | 62.93 yr (22,987 days) |
Srednja anomalija | 77,670° |
Mean motion | 0° 0m 56.52s / day |
Longitude of ascending node | 300.42° |
Time of perihelion |
|
Argument of perihelion | 242.90° |
Jupiter MOID | 8.1850 AU |
TJupiter | 3.4820 |
Physical characteristics | |
Mean diameter | ±18 km 248[7] 254 km[8] (296x264x204 km)[9] (287.6x270.4x198.2 km)[10] |
Synodic rotation period | ±0,036 h 7,004[5] |
Geometric albedo | ±0,01 0,045 ±0,02 0,1[11] ±0,01 0,035[7] ±0,005 0,042[5] 0.057 (assumed)[5] |
Spectral type | SMASS = D[1] ·D[5] BR (G-mode)[12][13][14] B−V = 0.84[14] V−R = ±0,03 0,5[14] B−R = 1.34[14] V−I = ±0,02 1,02[14] R−J = 0.99[14] V−J = ±0,07 1,49[14] J−H = 0.49[14] V−H = ±0,08 1,98[14] |
18.3[15] | |
±0,015 6,569(R)[16] ·6.6[1] ·6.65[5][17] ·6.75[18] ·6.76[19][20] ·±0,04 7,07[12] ·±0,04 7,08[21] ·±0,1 7,03[5] ·±0,25 7,4[7] | |
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