45 Boötis
From Infogalactic: the planetary knowledge core
Observation data Epoch J2000 Equinox J2000 |
|
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Constellation | Boötes |
Right ascension | 15h 07m 18.0659s |
Declination | +24° 52′ 09.104″ |
Apparent magnitude (V) | 4.93[1] |
Characteristics | |
Spectral type | F5 V[1] |
U−B color index | -0.02 |
B−V color index | +0.43[1] |
R−I color index | 0.21 |
Astrometry | |
Radial velocity (Rv) | -7.3 km/s |
Proper motion (μ) | RA: 184.81 mas/yr Dec.: -163.51 mas/yr |
Parallax (π) | 50.7 ± 0.76 mas |
Distance | 64.3 ± 1.0 ly (19.7 ± 0.3 pc) |
Absolute magnitude (MV) | 5.36 |
Details | |
Mass | 1.4[1] M☉ |
Radius | 1.1[1] R☉ |
Luminosity | 2.1[1] L☉ |
Surface gravity (log g) | 4.49[1] cgs |
Temperature | 7,190 ± 130[1] K |
Other designations | |
Database references | |
SIMBAD | data |
Data sources: | |
Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) |
45 Boötis or c Boötis is a binary star in the constellation Boötes.
45 Boötis is a yellow-white F-type main sequence dwarf with an apparent magnitude of +4.93. It is approximately 64.3 light years from Earth.
References
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External links
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