Gamma1 Leonis b

Gamma1 Leonis b
Discovery
Discovered byInwoo Han et al.[1]
Discovery siteSouth Korea
Discovery dateNovember 6, 2009
Radial velocity
Orbital characteristics
Apastron1.36 AU (203,000,000 km)
Periastron1.02 AU (153,000,000 km)
1.19 AU (178,000,000 km)[1]
Eccentricity0.14[1]
429[1] d
1.17 y
30.3
StarGamma1 Leonis (Algieba A)
Physical characteristics
Mass>10.7[2] MJ

Gamma1 Leonis b is an extrasolar planet located 125.5 light years away in the constellation Leo, orbiting the giant star Gamma1 Leonis.[1]

  1. ^ a b c d e Han, Inwoo; Lee, B. C.; Kim, K. M.; Mkrtichian, D. E.; Hatzes, A. P.; Valyavin, G. (2010). "Detection of a Planetary Companion around the giant star γ1 Leonis". Astronomy and Astrophysics. 509: A24. arXiv:0911.0968. Bibcode:2010A&A...509A..24H. doi:10.1051/0004-6361/200912536. S2CID 118962986.
  2. ^ Takeda, Yoichi (July 2023). "Spectroscopic comparative study of the red giant binary system gamma Leonis A and B". Astrophysics and Space Science. 368 (7): 56. arXiv:2306.16723. Bibcode:2023Ap&SS.368...56T. doi:10.1007/s10509-023-04214-1. ISSN 0004-640X.