HAT-P-5b

HAT-P-5b

Exoplanet		List of exoplanets
Size comparison of HAT-P-5b with Jupiter.
Parent star
Star		HAT-P-5
Constellation		Lyra
Right ascension	(α)	18^h 17^m 37.299^s
Declination	(δ)	+36° 37′ 16.88″
Distance		1100 ± 100 ly (340 ± 30 pc)
Spectral type		G
Orbital elements
Semi-major axis	(a)	0.04075 ± 0.00076 AU
Periastron	(q)	0.04075 AU
Apastron	(Q)	0.04075 AU
Eccentricity	(e)	0
Orbital period	(P)	2.788491 ± 2.5e-5 d (0.007634339 y)
Orbital speed	(υ)	159.5 km/s
Inclination	(i)	86.75 ± 0.44°
Time of transit	(Tt)	2,454,241.77663 ± 0.00022 JD
Physical characteristics
Mass	(m)	1.06 ± 0.11 MJ
Radius	(r)	1.26 ± 0.05 RJ
Density	(ρ)	660 ± 110 kg m^−3
Discovery information
Discovery date		October 9, 2007
Discoverer(s)		Bakos et al.
Discovery method		transit
Discovery status		Published
Database references
Extrasolar Planets Encyclopaedia		data
SIMBAD		data
Exoplanet Archive		data
Open Exoplanet Catalogue		data

HAT-P-5b is a transiting extrasolar planet located approximately 1100 light-years away in the constellation of Lyra, orbiting the star HAT-P-5. It is a hot Jupiter with a mass 6% greater than Jupiter and a radius 26% greater than Jupiter, corresponding to a density of 0.66 g/cm₃, which is less than water. This planet was found by Bakos et al. on October 9, 2007.^[1]

See also

• HAT-P-4b
• HAT-P-6b

References

1. Bakos, G. Á.; et al. (2007). "HAT-P-5b: A Jupiter-like Hot Jupiter Transiting a Bright Star". The Astrophysical Journal Letters 671 (2): L173–L176. arXiv:0710.1841. Bibcode:2007ApJ...671L.173B. doi:10.1086/525022.

External links

Media related to HAT-P-5 b at Wikimedia Commons

• "HAT-P-5 b". Exoplanets.

Coordinates: 18^h 17^m 37.299^s, +36° 37′ 16.88″