Kepler-445
Kepler-445 is a red dwarf star located 401 light-years (123 parsecs) away in the constellation Cygnus. It hosts three known exoplanets, discovered by the transit method using data from the Kepler space telescope and confirmed in 2015. None of the planets orbit within the habitable zone.
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Cygnus |
| Right ascension | 19h 54m 56.65923s |
| Declination | +46° 29′ 54.7936″ |
| Apparent magnitude (V) | 18.19 |
| Characteristics | |
| Evolutionary stage | Main sequence |
| Spectral type | M4V |
| Apparent magnitude (G) | 16.685±0.003 |
| Apparent magnitude (J) | 13.542±0.029 |
| Apparent magnitude (H) | 12.929±0.035 |
| Apparent magnitude (K) | 12.610±0.028 |
| Astrometry | |
| Proper motion (μ) | RA: 41.465 mas/yr Dec.: 132.351 mas/yr |
| Parallax (π) | 8.1366 ± 0.0457 mas |
| Distance | 401 ± 2 ly (122.9 ± 0.7 pc) |
| Details | |
| Mass | 0.334+0.080 −0.059 M☉ |
| Radius | 0.347+0.068 −0.049 R☉ |
| Luminosity (bolometric) | 0.0115 L☉ |
| Temperature | 3219+89 −63 K |
| Metallicity [Fe/H] | +0.27 dex |
| Other designations | |
| Database references | |
| SIMBAD | data |
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.