HD 130084
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Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Boötes |
Right ascension | 14h 45m 13.7122s |
Declination | +32° 47′ 18.044″ |
Apparent magnitude (V) | 6.289 |
Characteristics | |
Spectral type | M1IIIb |
U−B color index | 1.9 |
B−V color index | 1.58 |
Variable type | Variable star NSV 20179 |
Astrometry | |
Radial velocity (Rv) | 30 km/s |
Proper motion (μ) | RA: 44.78 mas/yr Dec.: -67.68 mas/yr |
Parallax (π) | 3.34 ± 0.71 mas |
Distance | approx. 1,000 ly (approx. 300 pc) |
Absolute magnitude (MV) | 7.209 |
Details | |
Mass | 0.4 M☉ |
Radius | 0.5 R☉ |
Luminosity | 0.04 L☉ |
Temperature | 2,000–3,500 K |
Other designations | |
NSV 20179, SAO 64306, BD+33° 2489, FK5 1384, HIP 72124, HR 5510. | |
Database references | |
SIMBAD | data |
Data sources: | |
Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) |
HD 130084 is a variable star in the constellation Boötes.
References
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