All names: Gaia DR2 4536976745943468800, GALEX J183522.6+253441, Gaia DR3 4536976745943468800
Parameter | Unit | Vincent et al. 2024 | Simbad |
---|---|---|---|
Right ascension | 18 35 22.58 | 18 35 22.57 (0.09) | |
Declination | 25 34 40.87 | 25 34 40.48 (0.1) | |
Spectral type | DA | DA | |
Effective temperature | [K] | 10192.0 (263) | |
log(g) | [cgs] | 7.81 (0.06) | |
Mass | [M☉] | 0.494 (0.04) | |
log(Luminosity) | [L☉] | ||
Cooling age | [Gyr] | ||
log(H/He) | |||
log(C/He) | |||
log(Ca/He) | |||
log(Ca/H) | |||
Parallax | [mas] | 4.37 | 4.37 (0.2) |
Distance | [pc] | 228.89 | 228.89 (8) |
Composition | |||
Proper motion (right ascension) | [mas/yr] | 7.101 (0.1) | |
Proper motion (declination) | [mas/yr] | 24.443 (0.2) | |
Variability | |||
Magnetic | |||
Bd | [MG] | ||
Infrared excess (disk) | |||
Binarity | |||
B magnitude | |||
V magnitude | |||
R magnitude | |||
I magnitude | |||
J magnitude | |||
H magnitude | |||
K magnitude | |||
u magnitude | |||
g magnitude | |||
r magnitude | |||
i magnitude | |||
z magnitude | |||
G magnitude | 18.67 | 18.67 (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.