All names: Gaia DR3 787736481426517888, Gaia DR2 787736481426517888, GALEX J115614.4+492727
Parameter | Unit | Vincent et al. 2024 | Simbad |
---|---|---|---|
Right ascension | 11 56 14.40 | 11 56 14.47 (0.1) | |
Declination | 49 27 26.18 | 49 27 26.12 (0.2) | |
Spectral type | DC | DC | |
Effective temperature | [K] | 9904.0 (544) | |
log(g) | [cgs] | 7.85 (0.1) | |
Mass | [M☉] | 0.496 (0.1) | |
log(Luminosity) | [L☉] | ||
Cooling age | [Gyr] | ||
log(H/He) | |||
log(C/He) | |||
log(Ca/He) | |||
log(Ca/H) | |||
Parallax | [mas] | 3.85 | 3.85 (0.3) |
Distance | [pc] | 259.54 | 259.54 (19) |
Composition | |||
Proper motion (right ascension) | [mas/yr] | -42.978 (0.2) | |
Proper motion (declination) | [mas/yr] | 3.93 (0.3) | |
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 | 19.23 | 19.23 (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.