Kepler-445d
Kepler-445d is an exoplanet orbiting the red dwarf Kepler-445 every 8 days in the circumstellar habitable zone.[3] It has an equilibrium temperature of 305 K (32 °C; 89 °F).[2] PHL does not consider this planet potentially habitable.[4]
| Discovery | |
|---|---|
| Discovery site | Kepler Space Observatory |
| Discovery date | 2015 |
| Transit | |
| Orbital characteristics | |
| 0.047121 AU (7,049,200 km) | |
| Eccentricity | 0 |
| 8.15275±0.00040 d | |
| Inclination | 89.61 |
| Star | Kepler-445 |
| Physical characteristics | |
Mean radius | 1.33+0.25 −0.23 R⊕[1] |
| Temperature | 305 K (32 °C; 89 °F)[2] |
Physical characteristics
Kepler-445d is only slightly larger than the Earth, with a radius of 1.33 R⊕. According to PHL's calculators, the mass required for the planet to have the same density as the Earth is around 2 M⊕.[5]
References
- THE GOLD STANDARD: ACCURATE STELLAR AND PLANETARY PARAMETERS FOR EIGHT Kepler M DWARF SYSTEMS ENABLED BY PARALLAXES, 2017, arXiv:1705.01545
- http://exoplanetarchive.ipac.caltech.edu/cgi-bin/TblView/nph-tblView?app=ExoTbls&config=cumulative&constraint=koi_pdisposition+like+%27CANDIDATE%27
- http://exoplanetarchive.ipac.caltech.edu/cgi-bin/DisplayOverview/nph-DisplayOverview?objname=Kepler-445+d&type=CONFIRMED_PLANET
- http://phl.upr.edu/projects/habitable-exoplanets-catalog
- PHL's calculators
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