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]
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Cygnus |
| Right ascension | 19h 36m 36.8094s[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 |
Planetary system
edit| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | 0.31 ± 0.06 MJ | 0.1171 ± 0.0015 | 15.7259 ± 0.00011 | — | — | 0.26 ± 0.014 RJ |
References
edit- ^ 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.