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WR 136 |
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| Observation data Epoch J2000 Equinox J2000 |
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|---|---|
| Constellation | Cygnus |
| Right ascension | 20h 12m 06.5421s |
| Declination | +38° 21′ 17.779″ |
| Apparent magnitude (V) | 7.48 |
| Characteristics | |
| Spectral type | WN6 |
| U−B color index | ? |
| B−V color index | 0.009 ± 0.047 |
| Variable type | None |
| Astrometry | |
| Radial velocity (Rv) | −21.6 km/s |
| Proper motion (μ) | RA: −7.54 mas/yr Dec.: −7.38 mas/yr |
| Parallax (π) | 0.61 ± 0.63 mas |
| Distance | approx. 5000 ly (approx. 2000 pc) |
| Absolute magnitude (MV) | −5.4 |
| Details | |
| Mass | 10 M☉ |
| Radius | ? R☉ |
| Luminosity | ? L☉ |
| Temperature | 40.000-70.000 K |
| Metallicity | ? |
| Rotation | ? |
| Age | 4.5 million years |
| Other designations | |
| Database references | |
| SIMBAD | data |
WR 136, a Wolf–Rayet star.
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