HD 220773

From Wikipedia, the free encyclopedia
Jump to: navigation, search
HD 220773
Observation data
Epoch 2000      Equinox 2000
Constellation Pegasus
Right ascension 23h 26m 27.44474s
Declination +08° 38′ 37.8389″
Apparent magnitude (V) +7.10
Distance 165.9 ly
(50.9 pc)
Spectral type G0
Other designations
HIP 115697, SAO 128181
Database references
SIMBAD data

HD 220773 is an 7th magnitude star approximately 165 light years away in the constellation of Pegasus. It is orbited by an exoplanet that is around 1.45 times the mass of Jupiter at a distance of around 5 AU and taking 10.2 years to complete an orbit.[1]

References[edit]

  1. ^ Robertson, Paul; Endl, Michael; Cochran, William D.; MacQueen, Phillip J.; Wittenmyer, Robert A.; Horner, J.; Brugamyer, Erik J.; Simon, Attila E.; Barnes, Stuart I.; Caldwell, Caroline (2012). "The McDonald Observatory Planet Search: New Long-period Giant Planets and Two Interacting Jupiters in the HD 155358 System" (PDF). The Astrophysical Journal 749 (1): 17 pp. arXiv:1202.0265. Bibcode:2012ApJ...749...39R. doi:10.1088/0004-637X/749/1/39.