“HD 171028 b”的意思、由来-开放百科全书

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HD 171028 b

释义

References
External links

{{Infobox planet
| name = HD 171028 b
| discoverer = Santos et al.
| discovered = July 13, 2007
| discovery_method = Doppler spectroscopy
| apsis = astron
| aphelion = {{convert|2.08|AU|km|abbr=on}}
| perihelion = {{convert|0.50|AU|km|abbr=on}}
| semimajor = {{convert|1.29|AU|km|abbr=on}}
| eccentricity = 0.61
| period = 538±2 d
1.47 y
| avg_speed = 26.2
| time_periastron = 2453648.92±1.89
| arg_peri = 305±1
| semi-amplitude = ?
| star = HD 171028
| mass = >1.83 {{Jupiter mass|link=y}}
}}

HD 171028 b is a >1.83 M_J exoplanet orbiting very eccentrically around HD 171028. The period is 1.47 years and semi-major axis of 1.29 AU. The Geneva Extrasolar Planet Search team announced the discovery of planet on July 13, 2007.

References

{{cite journal | url=http://www.aanda.org/articles/aa/abs/2007/41/aa8129-07/aa8129-07.html | author=Santos | title=The HARPS search for southern extra-solar planets XII. A giant planet orbiting the metal-poor star HD 171028 | journal = Astronomy and Astrophysics | year=2007 | volume=474 | issue=2 | pages=647–651 | format=abstract | doi=10.1051/0004-6361:20078129 | last2=Mayor | first2=M. | last3=Bouchy | first3=F. | last4=Pepe | first4=F. | last5=Queloz | first5=D. | last6=Udry | first6=S. | bibcode=2007A&A...474..647S|arxiv = 0708.0954 }} [https://arxiv.org/abs/0708.0954 web preprint]

External links

{{cite web | url=http://media4.obspm.fr/exoplanets/base/etoile.php?nom=HD+171028 | title=HD 171028 | work=Exoplanets}}

5 : Exoplanets|Exoplanets discovered in 2007|Giant planets|Ophiuchus (constellation)|Exoplanets detected by radial velocity

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