All names: Gaia EDR3 575585919005741184, GALEX J020431.0+871331, Gaia DR2 575585919005741184, WDJ020431.96+871332.25, J0204+8713, Gaia DR3 575585919005741184
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Jewett et al. 2024 | Vincent et al. 2020 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 02 04 30.99 (0.08) | 02 04 31.02 | 02 04 30.99 | 02 04 31.96 (0.08) | 02 04 31.02 | |||||||
Declination | 87 13 32.86 (0.08) | 87 13 32.84 | 87 13 32.86 | 87 13 32.25 (0.08) | 87 13 32.84 | |||||||
Spectral type | DA | DA | DA | |||||||||
Effective temperature | [K] | 11135.0 (207) | 11131.0 (206) | 11208.0 | 11083.0 | 11288.0 (268) | ||||||
log(g) | [cgs] | 8.71 | 8.72 | 8.65 | 8.73 (0.03) | |||||||
Mass | [M☉] | 1.053 (0.01) | 1.049 (0.01) | 1.055 | 0.998 | 1.06 (0.02) | ||||||
log(Luminosity) | [L☉] | |||||||||||
Cooling age | [Gyr] | 1.7500 (0.1) | 1.6200 | 1.4620 | ||||||||
log(H/He) | ||||||||||||
log(C/He) | ||||||||||||
log(Ca/He) | ||||||||||||
log(Ca/H) | ||||||||||||
log(C/H) | ||||||||||||
log(N/H) | ||||||||||||
log(O/H) | ||||||||||||
log(Na/H) | ||||||||||||
log(Mg/H) | ||||||||||||
log(Al/H) | ||||||||||||
log(Si/H) | ||||||||||||
log(P/H) | ||||||||||||
log(S/H) | ||||||||||||
log(Sc/H) | ||||||||||||
log(Ti/H) | ||||||||||||
log(Cr/H) | ||||||||||||
log(Mn/H) | ||||||||||||
log(Fe/H) | ||||||||||||
log(Ni/H) | ||||||||||||
Parallax | [mas] | 11.11 (0.08) | 11.05 (0.1) | 11.11 | 11.11 (0.08) | 11.05 (0.1) | ||||||
Distance | [pc] | 89.98 (0.7) | 90.47 (0.9) | 89.98 | 89.98 (0.7) | 90.47 (0.9) | ||||||
Composition | H | |||||||||||
Proper motion (right ascension) | [mas/yr] | -43.83545964 (0.1) | -43.61193952 (0.2) | -43.835 (0.1) | -43.61193952 | |||||||
Proper motion (declination) | [mas/yr] | 38.55749339 (0.1) | 38.03867653 (0.2) | 38.557 (0.1) | 38.03867653 | |||||||
Variability | VAR | |||||||||||
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 | 17.80 (0.01) | 17.82 | 17.80 | 17.80 (0.003) | 17.82 | |||||||
BP magnitude | 17.85 (0.01) | 17.84 | 17.84 | |||||||||
RP magnitude | 17.78 (0.01) | 17.77 | 17.77 | |||||||||
Pan g magnitude | 17.79 (0.009) | |||||||||||
Pan r magnitude | 17.89 (0.006) | |||||||||||
Pan i magnitude | 18.09 (0.008) | |||||||||||
Pan z magnitude | 18.30 (0.01) | |||||||||||
Pan y magnitude | 18.30 (0.05) | |||||||||||
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.