HD 130917
From Wikipedia, the free encyclopedia
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Boötes |
Right ascension | 14h 49m 58.3989s |
Declination | +28° 36′ 56.994″ |
Apparent magnitude (V) | 5.8 |
Characteristics | |
Spectral type | A4V |
U−B color index | 0.08 |
B−V color index | 0.05 |
Astrometry | |
Radial velocity (Rv) | 1.4 km/s |
Proper motion (μ) | RA: 18.8 mas/yr Dec.: -0.72 mas/yr |
Parallax (π) | 11.06 ± 0.65 mas |
Distance | 290 ± 20 ly (90 ± 5 pc) |
Absolute magnitude (MV) | 5.85 |
Details | |
Mass | 3.1 M☉ |
Radius | 2.1 R☉ |
Luminosity | 40 L☉ |
Temperature | 7,500–10,000 K |
Rotation | 175 km/s |
Other designations | |
Database references | |
SIMBAD | data |
Data sources: | |
Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) | |
Database references | |
SIMBAD | data |
HD 130917 is a star in double system, in the constellation Boötes.
References
|
This article is issued from Wikipedia. The text is available under the Creative Commons Attribution/Share Alike; additional terms may apply for the media files.