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161 Ator

161 Ator
Odkritje
OdkriteljC. H. F. Peters
Datum odkritja19. april 1876 [1]
Oznake
1961 PF, 1973 YN4,
A899 TA
asteroidni pas
Značilnosti tira[2]
Epoha: 30. november 2008 (JD 2454800,5)
Odsončje2,707 a.e.
Prisončje2,051 a.e.
2,379 a.e.
Izsrednost0,138
1340,351 dni (3,67 let)
317,519°
Naklon tira9,054 °
18,766°
294,400°
Fizikalne značilnosti
Razsežnosti44,19 km
7,288 h
Albedo0,1980 geometrični
Spektralni tip
M (po Tholenu) [2]
Xc (po SMASS) [2]
9,15

161 Ator (mednarodno ime 161 Athor) je asteroid tipa M v glavnem asteroidnem pasu.

Odkritje

Asteroid je odkril kanadsko - francoski astronom Christian Heinrich Friedrich Peters (1838 – 1880) 19. aprila 1876 [1]. Ime ima boginji plodnosti Hator iz staroegipčanske mitologije.

Lastnosti

Asteroid Ator obkroži Sonce v 3,67 letih. Njegova tirnica ima izsrednost 0,138, nagnjena pa je za 9,054° proti ekliptiki. Njegov premer je 44,19 km, okoli svoje osi se zavrti v 7,288 h [2].

Reference in opombe

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