Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Centaurus |
Right ascension | 14h 14m 58.6293s [2] |
Declination | −46° 17′ 19.294″ [2] |
Apparent magnitude (V) | 9.94 - 10.03 [3] |
Astrometry | |
Proper motion (μ) |
RA: −6.544±0.038
mas/
yr Dec.: −0.049±0.032 mas/ yr |
Parallax (π) | 0.6240 ± 0.0312 mas [2] |
Distance | 5,200 ± 300
ly (1,600 ± 80 pc) |
Other designations | |
Database references | |
SIMBAD | data |
HD 124448, also called Popper's Star and V821 Centauri, is an extreme helium star in the Centaurus constellation. [1] Discovered by astronomer Daniel Popper, this star has a spectral classification of B2-B3 and a radius of 13 R☉. [5] [6]
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Centaurus |
Right ascension | 14h 14m 58.6293s [2] |
Declination | −46° 17′ 19.294″ [2] |
Apparent magnitude (V) | 9.94 - 10.03 [3] |
Astrometry | |
Proper motion (μ) |
RA: −6.544±0.038
mas/
yr Dec.: −0.049±0.032 mas/ yr |
Parallax (π) | 0.6240 ± 0.0312 mas [2] |
Distance | 5,200 ± 300
ly (1,600 ± 80 pc) |
Other designations | |
Database references | |
SIMBAD | data |
HD 124448, also called Popper's Star and V821 Centauri, is an extreme helium star in the Centaurus constellation. [1] Discovered by astronomer Daniel Popper, this star has a spectral classification of B2-B3 and a radius of 13 R☉. [5] [6]