All names: SDSS J100237.36+031325.6, J1002+0313, Gaia EDR3 3836479227914477184, SDSS J100237.34+031325.5, Gaia DR2 3836479227914477184, Gaia DR3 3836479227914477184, SDSS J100237.36+031325.5, GALEX J100237.3+031325, WD 1000+034
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Coutu et al. 2019 | Gaia DR2 | Stilism | Dufour et al. 2007 | Vincent et al. 2024 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 10 02 37.33 (0.2) | 10 02 37.36 | 10 02 37.36 | 10 02 37.33 (0.3) | 10 02 37.33 | 10 02 37.36 (0.2) | 10 02 37.36 | 10 02 36.67 | 10 02 37.36 | |||||
Declination | 03 13 25.48 (0.2) | 03 13 25.61 | 03 13 25.60 | 03 13 25.48 (0.3) | 03 13 25.48 | 03 13 25.61 (0.2) | 03 13 25.61 | 03 13 23.16 | 03 13 25.57 | |||||
Spectral type | DZ | DZ | DZ | DZ | DZ | DZ | DZ | DZ | ||||||
Effective temperature | [K] | 9997.0 (333) | 9800.0 (200) | 9541.0 (558) | 10546.0 (212) | 10446.0 (197) | ||||||||
log(g) | [cgs] | 8.06 | 8.00 | 7.91 (0.1) | 8.00 (0.6) | 9.51 (0.4) | ||||||||
Mass | [M☉] | 0.6142 | 0.526 (0.09) | |||||||||||
log(Luminosity) | [L☉] | |||||||||||||
Cooling age | [Gyr] | 0.6770 | ||||||||||||
log(H/He) | <-5.8738 | <-5.0 | ||||||||||||
log(C/He) | ||||||||||||||
log(Ca/He) | -8.8947 (0.1) | -9.19 (0.1) | ||||||||||||
log(Ca/H) | ||||||||||||||
log(N/He) | ||||||||||||||
log(O/He) | ||||||||||||||
log(Na/He) | ||||||||||||||
log(Mg/He) | ||||||||||||||
log(Al/He) | ||||||||||||||
log(Si/He) | ||||||||||||||
log(P/He) | ||||||||||||||
log(S/He) | ||||||||||||||
log(Cl/He) | ||||||||||||||
log(Sc/He) | ||||||||||||||
log(Ti/He) | ||||||||||||||
log(V/He) | ||||||||||||||
log(Cr/He) | ||||||||||||||
log(Mn/He) | ||||||||||||||
log(Fe/He) | ||||||||||||||
log(Co/He) | ||||||||||||||
log(Ni/He) | ||||||||||||||
log(Cu/He) | ||||||||||||||
log(Zn/He) | ||||||||||||||
log(Ga/He) | ||||||||||||||
log(Ge/He) | ||||||||||||||
log(Sr/He) | ||||||||||||||
Parallax | [mas] | 4.83 (0.3) | 4.67 | 4.67 (0.4) | 4.83 | 4.83 (0.3) | ||||||||
Distance | [pc] | 206.84 (12) | 214.01 (18) | 214.01 (18) | 212.00 | 206.84 | 206.84 (12) | |||||||
Composition | He | He | ||||||||||||
Proper motion (right ascension) | [mas/yr] | -27.03502123 (0.3) | -27.39501998 (0.6) | -27.035 (0.3) | -26.8 | |||||||||
Proper motion (declination) | [mas/yr] | -8.595273523 (0.2) | -7.820328008 (0.6) | -8.595 (0.2) | -8.0 | |||||||||
Variability | ||||||||||||||
Magnetic | ||||||||||||||
Bd | [MG] | |||||||||||||
Infrared excess (disk) | ||||||||||||||
Binarity | ||||||||||||||
B magnitude | ||||||||||||||
V magnitude | ||||||||||||||
R magnitude | ||||||||||||||
I magnitude | ||||||||||||||
J magnitude | ||||||||||||||
H magnitude | ||||||||||||||
K magnitude | ||||||||||||||
u magnitude | 19.09 (0.02) | 19.09 (0.02) | 19.10 (0.02) | 19.10 | 19.11 (0.02) | |||||||||
g magnitude | 18.94 (0.009) | 18.94 (0.009) | 18.95 (0.02) | 18.95 | 18.96 (0.02) | |||||||||
r magnitude | 19.05 (0.01) | 19.05 (0.01) | 19.06 (0.02) | 19.06 | 19.07 (0.02) | |||||||||
i magnitude | 19.19 (0.01) | 19.19 (0.01) | 19.21 (0.02) | 19.21 | 19.22 (0.02) | |||||||||
z magnitude | 19.29 (0.05) | 19.29 (0.05) | 19.31 (0.05) | 19.31 | 19.33 (0.05) | |||||||||
G magnitude | 18.96 (0.03) | 19.00 | 18.96 | 18.96 (0.004) | ||||||||||
BP magnitude | 19.00 (0.03) | 18.97 | ||||||||||||
RP magnitude | 18.93 (0.05) | 18.87 | ||||||||||||
Pan g magnitude | 18.97 (0.004) | |||||||||||||
Pan r magnitude | 19.06 (0.006) | |||||||||||||
Pan i magnitude | 19.21 (0.006) | |||||||||||||
Pan z magnitude | 19.37 (0.02) | |||||||||||||
Pan y magnitude | 19.53 (0.04) | |||||||||||||
E(B-V) | 0.015 |
* 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.