Gliese 445
Star in the constellation Camelopardalis / From Wikipedia, the free encyclopedia
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Gliese 445 (Gl 445 or AC +79 3888) is an M-type main sequence star in the northern part of the constellation Camelopardalis.
Quick Facts Constellation, Right ascension ...
Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
---|---|
Constellation | Camelopardalis |
Right ascension | 11h 47m 41.3885s[1] |
Declination | +78° 41′ 28.179″[1] |
Apparent magnitude (V) | 10.80[2] |
Characteristics | |
Spectral type | M4.0Ve[3] |
B−V color index | 1.572[2] |
Astrometry | |
Radial velocity (Rv) | −111.707[1] km/s |
Proper motion (μ) | RA: 748.111[1] mas/yr Dec.: 480.804[1] mas/yr |
Parallax (π) | 190.3251 ± 0.0194 mas[4] |
Distance | 17.137 ± 0.002 ly (5.2542 ± 0.0005 pc) |
Absolute magnitude (MV) | 12.227[5] |
Details | |
Mass | 0.14[6] M☉ |
Radius | 0.285[5] R☉ |
Luminosity | 0.008[7] L☉ |
Surface gravity (log g) | 4.72[7] cgs |
Temperature | 3,507[1] K |
Metallicity [Fe/H] | −0.30[5] dex |
Rotational velocity (v sin i) | <2.5[8] km/s |
Other designations | |
Database references | |
SIMBAD | data |
ARICNS | data |
Location of Gliese 445 in the constellation Camelopardalis |
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