Kepler-67

Kepler-67
Observation data; Epoch J2000 Equinox J2000
Constellation	Cygnus
Right ascension	19h 36m 36.8094s
Declination	+46° 09′ 59.167″
Apparent magnitude (V)	16.4
Characteristics
Spectral type	G9V
Astrometry
Proper motion (μ)	RA: −3.530(41) mas/yr ; Dec.: −8.741(39) mas/yr
Parallax (π)	0.8734 ± 0.0344 mas
Distance	3,700 ± 100 ly ; (1,140 ± 50 pc)
Details
Mass	0.865 ± 0.034 M☉
Radius	0.778 ± 0.031 R☉
Temperature	5331 ± 63 K K
Metallicity [Fe/H]	0.012 ± 0.003 dex
Rotation	10.464±0.014 days
Age	1 ± 0.17 Gyr
Other designations
	KOI-2115
Database references
SIMBAD	data

Kepler-67 is a star in the open cluster NGC 6811^[4] in the constellation Cygnus. It has slightly less mass than the Sun and has one confirmed planet, slightly smaller than Neptune, announced in 2013.^[5]

Planetary system

The Kepler-67 planetary system
Companion (in order from star)	Mass	Semimajor axis (AU)	Orbital period (days)	Eccentricity	Inclination	Radius
b	0.31 ± 0.06 $M$ _J	0.1171 ± 0.0015	15.7259 ± 0.00011	—	—	0.26 ± 0.014 $R$ _J

References

^ ^a ^b ^c ^d Vallenari, A.; et al. (Gaia collaboration) (2023). "Gaia Data Release 3. Summary of the content and survey properties". Astronomy and Astrophysics. 674: A1. arXiv:2208.00211. Bibcode:2023A&A...674A...1G. doi:10.1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR.
^ McQuillan, A.; Mazeh, T.; Aigrain, S. (2013). "Stellar Rotation Periods of The Kepler objects of Interest: A Dearth of Close-In Planets Around Fast Rotators". The Astrophysical Journal Letters. 775 (1). L11. arXiv:1308.1845. Bibcode:2013ApJ...775L..11M. doi:10.1088/2041-8205/775/1/L11. S2CID 118557681.
^ "Kepler-67". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 15 January 2018.
^ Maliuk, A.; Budaj, J. (2020), "Spatial distribution of exoplanet candidates based on Kepler and Gaia data", Astronomy & Astrophysics, 635: A191, arXiv:2002.10823, Bibcode:2020A&A...635A.191M, doi:10.1051/0004-6361/201936692, S2CID 211296456
^ Meibom, Søren; Torres, Guillermo; Fressin, Francois; Latham, David W.; Rowe, Jason F.; Ciardi, David R.; Bryson, Steven T.; Rogers, Leslie A.; Henze, Christopher E.; Janes, Kenneth; Barnes, Sydney A.; Marcy, Geoffrey W.; Isaacson, Howard; Fischer, Debra A.; Howell, Steve B.; Horch, Elliott P.; Jenkins, Jon M.; Schuler, Simon C.; Crepp, Justin (2013). "The same frequency of planets inside and outside open clusters of stars". Nature. 499 (7456): 55–58. arXiv:1307.5842. Bibcode:2013Natur.499...55M. doi:10.1038/nature12279. PMID 23803764. S2CID 4356893.

External links

[Gaia_DR3-1] Vallenari, A.; et al. (Gaia collaboration) (2023). "Gaia Data Release 3. Summary of the content and survey properties". Astronomy and Astrophysics. 674: A1. arXiv:2208.00211. Bibcode:2023A&A...674A...1G. doi:10.1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR.

[McQuillan2013-2] McQuillan, A.; Mazeh, T.; Aigrain, S. (2013). "Stellar Rotation Periods of The Kepler objects of Interest: A Dearth of Close-In Planets Around Fast Rotators". The Astrophysical Journal Letters. 775 (1). L11. arXiv:1308.1845. Bibcode:2013ApJ...775L..11M. doi:10.1088/2041-8205/775/1/L11. S2CID 118557681.

[3] "Kepler-67". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 15 January 2018.

[4] Maliuk, A.; Budaj, J. (2020), "Spatial distribution of exoplanet candidates based on Kepler and Gaia data", Astronomy & Astrophysics, 635: A191, arXiv:2002.10823, Bibcode:2020A&A...635A.191M, doi:10.1051/0004-6361/201936692, S2CID 211296456

[5] Meibom, Søren; Torres, Guillermo; Fressin, Francois; Latham, David W.; Rowe, Jason F.; Ciardi, David R.; Bryson, Steven T.; Rogers, Leslie A.; Henze, Christopher E.; Janes, Kenneth; Barnes, Sydney A.; Marcy, Geoffrey W.; Isaacson, Howard; Fischer, Debra A.; Howell, Steve B.; Horch, Elliott P.; Jenkins, Jon M.; Schuler, Simon C.; Crepp, Justin (2013). "The same frequency of planets inside and outside open clusters of stars". Nature. 499 (7456): 55–58. arXiv:1307.5842. Bibcode:2013Natur.499...55M. doi:10.1038/nature12279. PMID 23803764. S2CID 4356893.

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Observation data Epoch J2000 Equinox J2000
Constellation	Cygnus
Right ascension	19^h 36^m 36.8094^s^[1]
Declination	+46° 09′ 59.167″^[1]
Apparent magnitude (V)	16.4
Characteristics
Spectral type	G9V
Astrometry

Proper motion (μ)	RA: −3.530(41) mas/yr^[1] Dec.: −8.741(39) mas/yr^[1]
Parallax (π)	0.8734 ± 0.0344 mas^[1]
Distance	3,700 ± 100 ly (1,140 ± 50 pc)

Details

Mass	0.865 ± 0.034 `M`_☉
Radius	0.778 ± 0.031 `R`_☉
Temperature	5331 ± 63 K K
Metallicity [Fe/H]	0.012 ± 0.003 dex
Rotation	10.464±0.014 days^[2]
Age	1 ± 0.17 Gyr

Other designations
KOI-2115^[3]
Database references
SIMBAD	data