Discovered by L. Chernykh MPC designation 1957 Angara Observation arc 59.38 yr (21687 days) Orbits Sun Named after Angara River Asteroid group Asteroid belt | Discovery date 1 April 1970 Minor planet category main-belt · Eos Discovered 1 April 1970 Discoverer Lyudmila Chernykh Asteroid family Eos family | |
Alternative names 1970 GF · 1962 WG1
1969 AA Discovery site Crimean Astrophysical Observatory | ||
1957 Angara, provisional designation 1970 GF, is a stony asteroid from the outer region of the asteroid belt, approximately 18 kilometer in diameter. It was discovered by Russian astronomer Lyudmila Chernykh at the Crimean Astrophysical Observatory in Nauchnyj on 1 April 1970.
The S-type asteroid is a member of the Eos family. It orbits the Sun at a distance of 2.8–3.2 AU once every 5 years and 3 months (1,904 days). It has a rotation period of 3.67 hours and a geometric albedo of about 0.11–0.14.
It is named for the over 1000-mile long Siberian Angara River that drains Lake Baikal.
References
1957 Angara Wikipedia(Text) CC BY-SA