All names: Gaia DR2 742700897472014464, Gaia DR3 742700901765024128, GALEX J102209.5+311119, USNO-A2.0 1200-06504158
Parameter | Unit | Vincent et al. 2024 | Simbad |
---|---|---|---|
Right ascension | 10 22 09.57 | 10 22 09.58 (0.2) | |
Declination | 31 11 19.26 | 31 11 19.10 (0.2) | |
Spectral type | DA | DA | |
Effective temperature | [K] | 13377.0 (1309) | |
log(g) | [cgs] | 8.71 (0.09) | |
Mass | [M☉] | 1.053 (0.06) | |
log(Luminosity) | [L☉] | ||
Cooling age | [Gyr] | ||
log(H/He) | |||
log(C/He) | |||
log(Ca/He) | |||
log(Ca/H) | |||
Parallax | [mas] | 4.42 | 4.42 (0.3) |
Distance | [pc] | 226.25 | 226.25 (14) |
Composition | |||
Proper motion (right ascension) | [mas/yr] | -4.979 (0.3) | |
Proper motion (declination) | [mas/yr] | 10.133 (0.3) | |
Variability | |||
Magnetic | |||
Bd | [MG] | ||
Infrared excess (disk) | |||
Binarity | |||
B magnitude | 19.00 (0.3) | ||
V magnitude | |||
R magnitude | 19.00 (0.3) | ||
I magnitude | |||
J magnitude | |||
H magnitude | |||
K magnitude | |||
u magnitude | |||
g magnitude | |||
r magnitude | |||
i magnitude | |||
z magnitude | |||
G magnitude | 19.44 | 19.44 (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.