1 Boötis
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(Redirected from 1 Bootis)
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Boötes |
| Right ascension | 13h 40m 40.46962s[1] |
| Declination | +19° 57′ 20.5859″[1] |
| Apparent magnitude (V) | 5.71[2] |
| Characteristics | |
| Spectral type | A1 V |
| U−B color index | +0.02[2] |
| B−V color index | +0.02[2] |
| Astrometry | |
| Radial velocity (Rv) | -26[3] km/s |
| Proper motion (μ) | RA: -45.88[1] mas/yr Dec.: +22.71[1] mas/yr |
| Parallax (π) | 9.94 ± 0.54[1] mas |
| Distance | 330 ± 20 ly (101 ± 5 pc) |
| Absolute magnitude (MV) | +0.79[4] |
| Details | |
| 1 Boö A | |
| Mass | 2.54 ± 0.09[4] M☉ |
| Luminosity | 56[4] L☉ |
| Temperature | 9,863[4] K |
| Rotational velocity (v sin i) | 60[5] km/s |
| Age | 323[4] Myr |
| 1 Boö B | |
| Mass | 1.02[4] M☉ |
| Luminosity | 0.76[4] L☉ |
| Temperature | 5,370[4] K |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) |
|
1 Boötis (1 Boo) is a binary star at 327 light years away.[4] in the constellation Boötes.
References
- ↑ 1.0 1.1 1.2 1.3 1.4 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 2.0 2.1 2.2 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
External links
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