881 Athene

881 Athene
Modelled shape of Athene from its lightcurve
Discovery
Discovered byM. F. Wolf
Discovery siteHeidelberg Obs.
Discovery date22 July 1917
Designations
(881) Athene
Pronunciation/əˈθn/
Named after
Goddess Athena
(Greek mythology)
A917 OD · 1917 CL
AdjectivesAthenian /əˈθniən/
Orbital characteristics
Epoch 31 May 2020 (JD 2459000.5)
Uncertainty parameter 0
Observation arc102.53 yr (37,449 d)
Aphelion3.1510 AU
Perihelion2.0764 AU
2.6137 AU
Eccentricity0.2056
4.23 yr (1,543 d)
121.30°
0° 13m 59.52s / day
Inclination14.191°
277.03°
41.313°
Physical characteristics
  • 12.04±0.28 km
  • 12.153±0.101 km
  • (123.0°, −58.0°) (λ11)
  • (337.0°, −47.0°) (λ22)
  • 0.237±0.039
  • 0.237±0.012
11.8

    881 Athene (prov. designation: A917 OD or 1917 CL) is a stony background asteroid from the central region of the asteroid belt. It was discovered on 22 July 1917, by astronomer Max Wolf at the Heidelberg-Königstuhl State Observatory in southwest Germany. The likely elongated S/L-type asteroid has a rotation period of 13.9 hours and measures approximately 12 kilometers (7.5 miles) in diameter. It was named after Athena, the goddess of wisdom in Greek mythology.