All names: Gaia DR2 3496763154641364352, WDJ124746.11-252020.80, Gaia DR3 3496763158936845824, Gaia EDR3 3496763158936845824, WDJ124746.11-252020.81, GALEX J124746.1-252020
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 12 47 46.12 (0.1) | 12 47 46.12 | 12 47 46.12 | 12 47 46.11 (0.1) | 12 47 46.12 | |||||
Declination | -25 20 20.66 (0.08) | -25 20 20.67 | -25 20 20.66 | -25 20 20.81 (0.08) | -25 20 20.67 | |||||
Spectral type | DA | DA | ||||||||
Effective temperature | [K] | 9376.0 | 9096.0 | 9548.0 (233) | ||||||
log(g) | [cgs] | 8.67 | 8.59 | 8.69 (0.04) | ||||||
Mass | [M☉] | 1.023 | 0.962 | 1.035 (0.03) | ||||||
log(Luminosity) | [L☉] | |||||||||
Cooling age | [Gyr] | 2.3420 | 2.2460 | |||||||
log(H/He) | ||||||||||
log(C/He) | ||||||||||
log(Ca/He) | ||||||||||
log(Ca/H) | ||||||||||
Parallax | [mas] | 12.04 (0.1) | 12.19 (0.2) | 12.04 | 12.04 (0.1) | 12.19 (0.2) | ||||
Distance | [pc] | 83.02 (1) | 82.03 (1) | 83.02 | 83.02 (1) | 82.03 (1) | ||||
Composition | ||||||||||
Proper motion (right ascension) | [mas/yr] | 12.58048925 (0.2) | 12.22662954 (0.4) | 12.58 (0.2) | 12.22662954 | |||||
Proper motion (declination) | [mas/yr] | 9.208355256 (0.1) | 9.050648466 (0.4) | 9.208 (0.1) | 9.050648466 | |||||
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 | 18.07 (0.01) | 18.09 | 18.07 | 18.07 (0.003) | 18.09 | |||||
BP magnitude | 18.14 (0.01) | 18.13 | 18.13 | |||||||
RP magnitude | 17.94 (0.01) | 17.92 | 17.92 | |||||||
Pan g magnitude | 18.08 (0.001) | |||||||||
Pan r magnitude | 18.14 (0.004) | |||||||||
Pan i magnitude | 18.25 (0.004) | |||||||||
Pan z magnitude | 18.38 (0.01) | |||||||||
Pan y magnitude | 18.44 (0.02) | |||||||||
E(B-V) | 0.005 |
* 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.