Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Cepheus |
Right ascension | 23h 00m 10.13337s[1] |
Declination | +60° 55′ 38.4168″[1] |
Apparent magnitude (V) | 11.01[2] |
Characteristics | |
Spectral type | WN8h[3] |
B−V color index | +1.17[2] |
Astrometry | |
Proper motion (μ) | RA: −2.595±0.040[4] mas/yr Dec.: −1.691±0.042[4] mas/yr |
Parallax (π) | 0.2749 ± 0.0125 mas[5] |
Distance | 11,900 ± 500 ly (3,600 ± 200 pc) |
Absolute magnitude (MV) | −7.00[6] |
Details | |
Mass | 32[6] M☉ |
Radius | 20.81[6] R☉ |
Luminosity | 1,023,000[6] L☉ |
Temperature | 39,800[6] K |
Other designations | |
Database references | |
SIMBAD | data |
WR 156 is a young massive and luminous Wolf–Rayet star in the constellation of Cepheus. Although it shows a WR spectrum, it is thought to be a young star still fusing hydrogen in its core.
hipparcos
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was invoked but never defined (see the help page).maryeva
was invoked but never defined (see the help page).dr2
was invoked but never defined (see the help page).EDR3
was invoked but never defined (see the help page).hamann
was invoked but never defined (see the help page).