BD-12° 134

From Wikipedia, the free encyclopedia

BD-12° 134

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
NGC 246, PLX 152, GSC2 S0033000111, PMN J0047-1152, 2RXF J004703.4-115214, GSC 05272-01890, PN VV' 7, 1RXS J004703.1-115217, CCDM J00471-1152AB, HIC 3678, PN ARO 43, TD1 31081, HIP 3678, PN VV 4, [[[TYC]] 5272-1890-1, 2E 0044.5-1208, WD 0044-121.
Database references
SIMBAD data

BD-12° 134, a quite old planetary nebula NGC 246 with its central star, the white dwarf HIP 3678.

[edit] Reference