Discovery | |
---|---|
Discovered by | Butler, Marcy |
Discovery site | California, USA |
Discovery date | June 13, 2002 |
Radial velocity | |
Orbital characteristics | |
Apastron | 5.750 AU (860,200,000 km) |
Periastron | 4.719 AU (706,000,000 km) |
5.235 AU (783,100,000 km)[1] | |
Eccentricity | 0.0985 ± 0.0627[1] |
4205.8 ± 758.9[1] d 11.51 y | |
2,450,541 ± 96[1] | |
57.6 ± 43.7[1] | |
Semi-amplitude | 18.1 ± 1.1[1] |
Star | Mu Arae |
Mu Arae e, also known as HD 160691 e, later named Sancho /ˈsæntʃoʊ/,[2] is one of the four extrasolar planets orbiting the star Mu Arae of the constellation Ara.