V420 Aurigae
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Auriga |
| Right ascension | 05h 22m 35.23145s[1] |
| Declination | +37° 40′ 33.629″[1] |
| Apparent magnitude (V) | 7.49[2] |
| Characteristics | |
| Spectral type | B0IVpe[3] |
| U−B color index | −0.88[2] |
| B−V color index | +0.16[2] |
| Variable type | High-mass X-ray binary[4] |
| Astrometry | |
| Radial velocity (Rv) | −20.5±4.4[5] km/s |
| Proper motion (μ) | RA: +1.25[1] mas/yr Dec.: -4.38[1] mas/yr |
| Parallax (π) | −0.04 ± 0.72[1] mas |
| Other designations | |
| Database references | |
| SIMBAD | data |
V420 Aurigae is a high-mass star with an inferred compact companion. Closely orbiting each other every 0.8 days, they are a source of X-ray emission.[4]
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 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
Coordinates: 
05h 22m 35.2305s, +37° 40′ 33.629″
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