6 Lyncis: Difference between revisions
Content deleted Content added
update distance and replace ref |
text edit plus update url |
||
| Line 49: | Line 49: | ||
==Planetary system== |
==Planetary system== |
||
In July 2008, the planet [[6 Lyncis b]] was announced by Sato, along with [[14 Andromedae b]] and [[81 Ceti b]]. The planet was found to have [[minimum mass]] of 2.4 Jupiter masses and period of 899 days.<ref name="Sato2008"/> |
In July 2008, the planet [[6 Lyncis b]] was announced by Bun'ei Sato and collaborators from the [[Okayama Planet Search Program]], along with [[14 Andromedae b]] and [[81 Ceti b]]. The planet was found to have [[minimum mass]] of 2.4 Jupiter masses and period of 899 days.<ref name="Sato2008"/> |
||
{{OrbitboxPlanet begin |
{{OrbitboxPlanet begin |
||
| Line 78: | Line 78: | ||
<ref name=perkins1989>{{cite journal | bibcode=1989ApJS...71..245K | title=The Perkins catalog of revised MK types for the cooler stars | journal=Astrophysical Journal Supplement Series | volume=71 | pages=245 | last1=Keenan | first1=Philip C. | last2=McNeil | first2=Raymond C. | year=1989 | doi=10.1086/191373 }}</ref> |
<ref name=perkins1989>{{cite journal | bibcode=1989ApJS...71..245K | title=The Perkins catalog of revised MK types for the cooler stars | journal=Astrophysical Journal Supplement Series | volume=71 | pages=245 | last1=Keenan | first1=Philip C. | last2=McNeil | first2=Raymond C. | year=1989 | doi=10.1086/191373 }}</ref> |
||
<ref name="Sato2008">{{cite journal | title=Planetary Companions to Evolved Intermediate-Mass Stars: 14 Andromedae, 81 Ceti, 6 Lyncis, and HD167042 | url= |
<ref name="Sato2008">{{cite journal | title=Planetary Companions to Evolved Intermediate-Mass Stars: 14 Andromedae, 81 Ceti, 6 Lyncis, and HD167042 | url=https://academic.oup.com/pasj/article/60/6/1317/1391840 | last1=Sato | first1=Bun'ei | last2=Toyota | first2=Eri | last3=Omiya | first3=Masashi | last4=Izumiura | first4=Hideyuki | last5=Kambe | first5=Eiji | last6=Masuda | first6=Seiji | last7=Takeda | first7=Yoichi | last8=Itoh | first8=Yoichi | last9=Ando | first9=Hiroyasu | display-authors=1 | journal=Publications of the Astronomical Society of Japan | volume=60 | issue=6 | pages=1317–1326 | year=2008 | arxiv=0807.0268 | bibcode=2008PASJ...60.1317S | doi=10.1093/pasj/60.6.1317}}</ref> |
||
}} |
}} |
||
Revision as of 17:53, 27 May 2018
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Lynx |
| Right ascension | 06h 30m 47.1071s[1] |
| Declination | +58° 09′ 45.481″[1] |
| Apparent magnitude (V) | 5.88 |
| Characteristics | |
| Spectral type | K0.5 IIIb Fe0.5[2] |
| B−V color index | 0.94 |
| Variable type | None |
| Astrometry | |
| Radial velocity (Rv) | +36 km/s |
| Proper motion (μ) | RA: −30.421±0.098[1] mas/yr Dec.: −338.678±0.071[1] mas/yr |
| Parallax (π) | 18.2668 ± 0.0908 mas[1] |
| Distance | 178.6 ± 0.9 ly (54.7 ± 0.3 pc) |
| Absolute magnitude (MV) | 2.10 |
| Details | |
| Mass | 1.46 ± 0.02[3] M☉ |
| Radius | 5.2 ± 0.1[3] R☉ |
| Luminosity | 14.9 ± 0.1[3] L☉ |
| Surface gravity (log g) | 3.17 ± 0.03[3] cgs |
| Temperature | 4994 ± 15[3] K |
| Metallicity [Fe/H] | −0.13 ± 0.02 dex |
| Age | 2.8 ± 0.2[3] Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
6 Lyncis (abbreviated 6 Lyn) is the Flamsteed designation of a K-type giant star located approximately 179 light years from Earth, appearing in the constellation of Lynx. The star has mass 1.46 times, radius 5.2 times, and luminosity 15 times that of the Sun. It has apparent magnitude 5.88 and absolute magnitude 2.10.
Planetary system
In July 2008, the planet 6 Lyncis b was announced by Bun'ei Sato and collaborators from the Okayama Planet Search Program, along with 14 Andromedae b and 81 Ceti b. The planet was found to have minimum mass of 2.4 Jupiter masses and period of 899 days.[4]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | ≥2.4 MJ | 2.2 | 899 ± 19 | 0.134 ± 0.052 | — | — |
See also
References
- ^ a b c d e Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia Data Release 2 Vizier catalog entry
- ^ Keenan, Philip C.; McNeil, Raymond C. (1989). "The Perkins catalog of revised MK types for the cooler stars". Astrophysical Journal Supplement Series. 71: 245. Bibcode:1989ApJS...71..245K. doi:10.1086/191373.
- ^ a b c d e f Bonfanti, A.; et al. (2015). "Revising the ages of planet-hosting stars". Astronomy and Astrophysics. 575. A18. arXiv:1411.4302. Bibcode:2015A&A...575A..18B. doi:10.1051/0004-6361/201424951.
- ^ a b Sato, Bun'ei; et al. (2008). "Planetary Companions to Evolved Intermediate-Mass Stars: 14 Andromedae, 81 Ceti, 6 Lyncis, and HD167042". Publications of the Astronomical Society of Japan. 60 (6): 1317–1326. arXiv:0807.0268. Bibcode:2008PASJ...60.1317S. doi:10.1093/pasj/60.6.1317.
External links
- Jean Schneider (2011). "Notes for star 6 Lyn". Extrasolar Planets Encyclopaedia. Retrieved 8 October 2011.
 | This giant-star-related article is a stub. You can help Wikipedia by expanding it. |