All names: GALEX J120537.4+702854, Gaia DR3 1683758679046580864, FBS 1203+708, Gaia EDR3 1683758679046580864, Gaia DR2 1683758679046580864, USNO-B1.0 1604-00093955, UCAC4 803-021478, FBS B 890
Parameter | Unit | Gaia EDR3 | Stilism | Vincent et al. 2024 | Simbad |
---|---|---|---|---|---|
Right ascension | 12 05 37.16 (0.04) | 12 05 37.16 | 12 05 37.18 (0.04) | ||
Declination | 70 28 54.61 (0.04) | 70 28 54.61 | 70 28 54.64 (0.04) | ||
Spectral type | DA | DA | |||
Effective temperature | [K] | 352910.0 (52199) | |||
log(g) | [cgs] | 8.70 (0.04) | |||
Mass | [M☉] | 1.889 (0.05) | |||
log(Luminosity) | [L☉] | ||||
Cooling age | [Gyr] | ||||
log(H/He) | |||||
log(C/He) | |||||
log(Ca/He) | |||||
log(Ca/H) | |||||
Parallax | [mas] | 2.36 (0.05) | 2.36 | 2.36 (0.05) | |
Distance | [pc] | 424.41 (9) | 424.42 | 424.41 (9) | |
Composition | |||||
Proper motion (right ascension) | [mas/yr] | -4.89 (0.05) | -4.89 (0.05) | ||
Proper motion (declination) | [mas/yr] | -1.968 (0.05) | -1.968 (0.05) | ||
Variability | |||||
Magnetic | |||||
Bd | [MG] | ||||
Infrared excess (disk) | |||||
Binarity | |||||
B magnitude | 16.00 | ||||
V magnitude | |||||
R magnitude | 16.32 | ||||
I magnitude | |||||
J magnitude | |||||
H magnitude | |||||
K magnitude | |||||
u magnitude | |||||
g magnitude | |||||
r magnitude | |||||
i magnitude | |||||
z magnitude | |||||
G magnitude | 16.30 (0.003) | 16.30 | 16.30 (0.003) | ||
BP magnitude | 16.12 (0.005) | ||||
RP magnitude | 16.64 (0.008) | ||||
Pan g magnitude | |||||
Pan r magnitude | |||||
Pan i magnitude | |||||
Pan z magnitude | |||||
Pan y magnitude | |||||
E(B-V) | 0.023 |
* 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.