BD-12° 134
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 BD-12° 134 |
|
| Observation data Epoch J2000 |
|
|---|---|
| Constellation (pronunciation) |
Cetus |
| Right ascension | 00h 47m 03.3383s |
| Declination | -11° 52' 18.923"' |
| Apparent magnitude (V) | 11.78 |
| Characteristics | |
| Spectral type | Op |
| U-B color index | ? |
| B-V color index | ? |
| Variable type | None |
| Astrometry | |
| Radial velocity (Rv) | 39.0 km/s |
| Proper motion (μ) | RA: -23.31 mas/yr Dec.: -2.53 mas/yr |
| Parallax (π) | 1.59 ± 3.54 mas |
| Distance | approx. 2000 ly (approx. 1000 pc) |
| Absolute magnitude (MV) | 11.43 |
| Details | |
| Mass | ? M☉ |
| Radius | ? R☉ |
| Luminosity | ? L☉ |
| Temperature | ? K |
| Metallicity | ? |
| Rotation | ? |
| Age | ? years |
| Other designations | |
| Database references | |
| SIMBAD | data |
BD-12° 134, a quite old planetary nebula NGC 246 with its central star, the white dwarf HIP 3678.
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