All names: GALEX J233707.8-140108, Gaia DR2 2431975860711598208, Gaia DR3 2431975860711851136, USNO-A2.0 0750-21518470
Parameter | Unit | Vincent et al. 2024 | Simbad |
---|---|---|---|
Right ascension | 23 37 07.88 | 23 37 07.89 (0.2) | |
Declination | -14 01 09.29 | -14 01 09.15 (0.2) | |
Spectral type | DA | DA | |
Effective temperature | [K] | 10960.0 (651) | |
log(g) | [cgs] | 8.06 (0.1) | |
Mass | [M☉] | 0.64 (0.09) | |
log(Luminosity) | [L☉] | ||
Cooling age | [Gyr] | ||
log(H/He) | |||
log(C/He) | |||
log(Ca/He) | |||
log(Ca/H) | |||
Parallax | [mas] | 4.27 | 4.26 (0.3) |
Distance | [pc] | 234.47 | 234.47 (14) |
Composition | |||
Proper motion (right ascension) | [mas/yr] | -5.238 (0.3) | |
Proper motion (declination) | [mas/yr] | -8.445 (0.2) | |
Variability | |||
Magnetic | |||
Bd | [MG] | ||
Infrared excess (disk) | |||
Binarity | |||
B magnitude | 17.90 (0.3) | ||
V magnitude | |||
R magnitude | 18.60 (0.3) | ||
I magnitude | |||
J magnitude | |||
H magnitude | |||
K magnitude | |||
u magnitude | |||
g magnitude | |||
r magnitude | |||
i magnitude | |||
z magnitude | |||
G magnitude | 18.87 | 18.87 (0.004) | |
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.