HD 125612 d

HD 125612 d
Exoplanet List of exoplanets
Parent star
Star HD 125612
Constellation Virgo
Right ascension (α) 14h 20m 53.5147s
Declination (δ) –17° 28 53.475
Apparent magnitude (mV) 8.31[1]
Distance172.28 ly
(52.82 pc)
Spectral type G3V[1]
Mass (m) 1.091±0.027[1] M
Radius (r) 1.05±0.08 R
Temperature (T) 5900±18[1] K
Metallicity [Fe/H] 0.24±0.014[1]
Age <3[1] Gyr
Orbital elements
Semi-major axis(a) 4.2[1] AU
Eccentricity (e) 0.28±0.12[1]
Orbital period(P) 3008±202[1] d
Argument of
periastron
(ω) −76±8[1]°
Time of periastron (T0) 2457174+396
−17
[1] JD
Semi-amplitude (K) 96.6±4.7[1] m/s
Physical characteristics
Minimum mass(m sin i)7.2[1] MJ
Discovery information
Discovery date October 19, 2009
Discoverer(s) Segransan et al.
Discovery method Radial velocity (HARPS)
Discovery site La Silla Observatory
Discovery status Published[1]
Database references
Extrasolar Planets
Encyclopaedia
data
SIMBADdata
Exoplanet Archivedata
Open Exoplanet Cataloguedata

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. This planet was detected by HARPS on October 19, 2009, together with 29 other planets, including HD 125612 c.

References

  1. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Lo Curto, G.; et al. (2010). "The HARPS search for southern extra-solar planets. XXII. Multiple planet systems from the HARPS volume limited sample". Astronomy and Astrophysics. 512. Bibcode:2010A&A...512A..48L. doi:10.1051/0004-6361/200913523.

Coordinates: 14h 20m 53.5147s, −17° 28′ 53.475″


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