Kepler-283 c is an exoplanet orbiting the K-type star Kepler-283 every 93 days in the circumstellar habitable zone, discovered by the Kepler space telescope in 2014.[4]

Kepler-283 c
Discovery
Discovery siteKepler Space Observatory
Discovery date2014
Transit
Orbital characteristics
0.336144±2.93e-06[1] AU
Eccentricity0
92.750106±0.001214 d
Inclination88.43±0.846
StarKepler-283
Physical characteristics
1.82 R🜨
9.11 hr[2]
Temperature238.5 K (−34.6 °C; −30.4 °F) [3]

Characteristics

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Mass, radius and temperature

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It has a surface equilibrium temperature of 238.5 K (−34.6 °C; −30.4 °F).[3] Its radius is 1.82 R🜨. Its orbit is circular with an eccentricity of 0.

Host star

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The planet orbits a late orange dwarf star called Kepler-283, spectral type K7V, about 1,596 light years from Earth in the constellation of Cygnus.[5]

Orbit

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The planet orbits its star every 93 days, at a distance of around 0.336 AU.

 
Size comparison of the planet Kepler-283 c (artistic concept) with Earth

References

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  1. ^ "HEC: Exoplanets Calculator - Planetary Habitability Laboratory @ UPR Arecibo". phl.upr.edu. Archived from the original on 2017-08-24. Retrieved 2015-08-27.
  2. ^ Hall, C.; Stancil, P. C.; Terry, J. P.; Ellison, C. K. (2023). "A New Definition of Exoplanet Habitability: Introducing the Photosynthetic Habitable Zone". The Astrophysical Journal Letters. 948 (2): L26. arXiv:2301.13836. Bibcode:2023ApJ...948L..26H. doi:10.3847/2041-8213/acccfb.Table 2
  3. ^ a b "K01298.02". exoplanetarchive.ipac.caltech.edu.
  4. ^ "Kepler-283 c". exoplanetarchive.ipac.caltech.edu.
  5. ^ "SIMBAD Query Result: Kepler-283 -- Rotating Variable". SIMBAD. Centre de Données astronomiques de Strasbourg. Retrieved 1 February 2023.