All names: Gaia DR3 6688621152099117312, Gaia DR2 6688621152099117312, GALEX J194753.3-420537
Parameter | Unit | Vincent et al. 2024 | Simbad |
---|---|---|---|
Right ascension | 19 47 53.36 | 19 47 53.32 (0.2) | |
Declination | -42 05 37.55 | -42 05 37.39 (0.2) | |
Spectral type | DA | DA | |
Effective temperature | [K] | ||
log(g) | [cgs] | ||
Mass | [M☉] | ||
log(Luminosity) | [L☉] | ||
Cooling age | [Gyr] | ||
log(H/He) | |||
log(C/He) | |||
log(Ca/He) | |||
log(Ca/H) | |||
Parallax | [mas] | 8.23 | 8.23 (0.3) |
Distance | [pc] | 121.52 | 121.52 (4) |
Composition | |||
Proper motion (right ascension) | [mas/yr] | 26.949 (0.2) | |
Proper motion (declination) | [mas/yr] | -10.056 (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 | 19.14 | 19.14 (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.