WW Aurigae
From Infogalactic: the planetary knowledge core
WW Aurigae |
|
Observation data Epoch J2000 Equinox J2000 |
|
---|---|
Constellation | Auriga |
Right ascension | 06h 32m 27.1845s |
Declination | +32° 27′ 17.633″ |
Apparent magnitude (V) | 5.821 |
Characteristics | |
Spectral type | A3m+A3m |
U−B color index | 0.15 |
B−V color index | 0.14 |
R−I color index | 0.02 |
Variable type | Algol variable |
Astrometry | |
Radial velocity (Rv) | -9.4 km/s |
Proper motion (μ) | RA: -26.51 mas/yr Dec.: -17.52 mas/yr |
Parallax (π) | 11.86 ± 1.06 mas |
Distance | 280 ± 20 ly (84 ± 8 pc) |
Absolute magnitude (MV) | 59.89 |
Details | |
Mass | 1,92 M☉ |
Radius | 2,1 R☉ |
Luminosity | 40 L☉ |
Temperature | 7,500–10,000 K |
Rotation | 35Km/s 0,00832784 Year |
Other designations | |
Database references | |
SIMBAD | data |
Data sources: | |
Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) |
WW Aurigae (WW Aur) is an eclipsing binary in the constellation Auriga. It is approximately 275 light-years from Earth.
Both components, WW Aurigae A and WW Aurigae B, are detached white A-type main sequence dwarfs with a mean apparent magnitude of +5.82. As an eclipsing binary, WW Aurigae is classified as a variable star and its brightness varies from magnitude +5.79 to +6.54 with a period of 2.53 days.
Components
NAME | Right ascension | Declination | Apparent magnitude (V) | Spectral type | Database references |
---|---|---|---|---|---|
CSI+32 1324 2 (BD+32 1324A) | 16h 32m 27.2s | +32° 27' 18 | A4m | Simbad | |
CSI+32 1324 3 (BD+32 1324B) | 16h 32m 27.2s | +32° 27' 18 | A5m | Simbad |
References
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