Jump to content

HD 125612 d

Coordinates: Sky map 14h 20m 53.5147s, −17° 28′ 53.475″
From Wikipedia, the free encyclopedia
HD 125612 d
Discovery
Discovered byLo Curto et al.
Discovery siteLa Silla Observatory
Discovery dateOctober 19, 2009
Radial velocity (HARPS)
Orbital characteristics[1]
3.982+0.159
−0.174
 AU
Eccentricity0.115±0.012
7.728 ± 0.04 years (2,823 ± 15 d)
Inclination88.195°+16.306°
−15.980°
266.997°+22.666°
−22.900°
2452663.845+3.730
−3.324
315.896°+6.522°
−6.555°
Semi-amplitude100.067+1.277
−1.286
 m/s
StarHD 125612
Physical characteristics[1]
Mass7.178+0.932
−0.445
 MJ

HD 125612 d is an extrasolar planet which orbits the G-type main sequence star HD 125612, located approximately 172 light years away in the constellation Virgo. The discovery of this planet was announced by the HARPS team on October 19, 2009, together with 31 other planets, including HD 125612 c.[2]

In 2022, the true mass and inclination of HD 125612 d were measured via astrometry.[1]

References

[edit]
  1. ^ a b c Feng, Fabo; Butler, R. Paul; et al. (August 2022). "3D Selection of 167 Substellar Companions to Nearby Stars". The Astrophysical Journal Supplement Series. 262 (21): 21. arXiv:2208.12720. Bibcode:2022ApJS..262...21F. doi:10.3847/1538-4365/ac7e57. S2CID 251864022.
  2. ^ "32 New Exoplanets Found" (Press release). European Southern Observatory. 2009-10-19. Retrieved 2018-12-22.