Gliese 876 Planetary System Data

PlanetOrbital Elements Orbital Period (years) Minimum Mass (ME) Discovery
Designation Semimajor Axis (AU)Eccentricity Discoverer NameAnnouncement Date
Gl 876 d 0.02081  0.00530535.9 E. Rivera, et al2005 Jun 13
Gl 876 c 0.1300.27 0.08246 1180 G. Marcy, et al2001 Jan 11
Gl 876 b 0.2070.10 0.1671 1601 G. Marcy, et al1998 Jun 22
  1. Gl 876 b and Gl 876 c are in 1:2 orbital resonance
1 AU = 1.49597870691·1011 m            1 year = 365.25 days = 31557600 s            1 ME = 5.9742·1024 kg
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