Astronomy:HD 12661 c

HD 12661 c
	The exoplanet HD 12661 c (min mass ~1.57 MJ)
Discovery
Discovered by	Fischer et al.
Discovery site	California & Carnegie; Planet Search; USA
Discovery date	April 1, 2003
Detection method	Radial velocity
Orbital characteristics
Semi-major axis	2.56 AU (383,000,000 km)
Eccentricity	0.031 ± 0.022
Orbital period	1708 ± 14 d
astron\|astron\|helion}}	2,452,130 ± 330
astron\|astron\|helion}}	38
Semi-amplitude	29.27 ± 0.88
Star	HD 12661

Short description: Extrasolar planet in the constellation Aries

HD 12661 c is a giant exoplanet one and a half times the mass of Jupiter orbiting around HD 12661.^[1]

References

↑ ^1.0 ^1.1 Fischer, Debra A. et al. (2003). "A Planetary Companion to HD 40979 and Additional Planets Orbiting HD 12661 and HD 38529". The Astrophysical Journal 586 (2): 1394–1408. doi:10.1086/367889. Bibcode: 2003ApJ...586.1394F.

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Discovery
The exoplanet HD 12661 c (min mass ~1.57 MJ)
Discovered by	Fischer et al.^[1]
Discovery site	California & Carnegie Planet Search USA
Discovery date	April 1, 2003
Detection method	Radial velocity
Orbital characteristics
Semi-major axis	2.56 AU (383,000,000 km)
Eccentricity	0.031 ± 0.022
Orbital period	1708 ± 14 d
astron\|astron\|helion}}	2,452,130 ± 330
astron\|astron\|helion}}	38
Semi-amplitude	29.27 ± 0.88
Star	HD 12661