All names: Gaia DR2 6534805831924906240, USNO-A2.0 0450-40661072, GALEX J233248.5-441206, Gaia DR3 6534805831924906240
Parameter | Unit | Vincent et al. 2024 | Simbad |
---|---|---|---|
Right ascension | 23 32 48.57 | 23 32 48.53 (0.1) | |
Declination | -44 12 07.12 | -44 12 07.02 (0.09) | |
Spectral type | DB | DB | |
Effective temperature | [K] | 10633.0 (296) | |
log(g) | [cgs] | 7.91 (0.05) | |
Mass | [M☉] | 0.53 (0.04) | |
log(Luminosity) | [L☉] | ||
Cooling age | [Gyr] | ||
log(H/He) | |||
log(C/He) | |||
log(Ca/He) | |||
log(Ca/H) | |||
Parallax | [mas] | 5.87 | 5.87 (0.1) |
Distance | [pc] | 170.47 | 170.47 (4) |
Composition | |||
Proper motion (right ascension) | [mas/yr] | 26.745 (0.1) | |
Proper motion (declination) | [mas/yr] | -6.37 (0.1) | |
Variability | |||
Magnetic | |||
Bd | [MG] | ||
Infrared excess (disk) | |||
Binarity | |||
B magnitude | 18.00 (0.3) | ||
V magnitude | |||
R magnitude | 17.70 (0.3) | ||
I magnitude | |||
J magnitude | |||
H magnitude | |||
K magnitude | |||
u magnitude | |||
g magnitude | |||
r magnitude | |||
i magnitude | |||
z magnitude | |||
G magnitude | 18.11 | 18.11 (0.003) | |
BP magnitude | |||
RP magnitude | |||
Pan g magnitude | |||
Pan r magnitude | |||
Pan i magnitude | |||
Pan z magnitude | |||
Pan y magnitude | |||
E(B-V) |
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.