All names: J0906+0700, SDSS J090638.58+070059.7, WDJ090638.59+070059.81, GALEX J090638.6+070059, Gaia EDR3 583995091309178624, SDSS J090638.59+070059.7, 2MASS J09063859+0700598, SDSS J090638.59+070059.6, Gaia DR3 583995091309178624, WIRED J090638.59+070059.6, Gaia DR2 583995091309178624, WD 0903+072, TIC 323601363
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | Kilic et al. 2020 | MWDD H | Gaia DR2 | Stilism | Tremblay et al. 2011 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 09 06 38.59 (0.04) | 09 06 38.59 | 09 06 38.59 (0.07) | 09 06 38.59 | 09 06 38.59 (0.04) | 09 06 38.59 | 09 06 38.59 | 09 06 38.50 | 09 06 38.59 | ||||||||
Declination | 07 00 59.22 (0.04) | 07 00 59.68 | 07 00 59.24 (0.1) | 07 00 59.22 | 07 00 59.81 (0.04) | 07 00 59.24 | 07 00 59.70 | 07 00 55.08 | 07 00 59.68 | ||||||||
Spectral type | DA | DA | DA | DA | DA | DA | DA_auto | DA | DA | DA | |||||||
Effective temperature | [K] | 17262.0 (206) | 17263.0 (206) | 16336.0 | 18110.0 (70) | 16929.0 (213) | 17433.0 (66) | 17672.0 (74) | |||||||||
log(g) | [cgs] | 7.96 (0.01) | 7.95 (0.01) | 7.89 | 7.92 (0.01) | 7.93 (0.01) | 7.88 (0.01) | 7.91 (0.01) | |||||||||
Mass | [M☉] | 0.593 (0.007) | 0.591 (0.009) | 0.556 | 0.58 (0.01) | 0.58 (0.009) | 0.572 (0.005) | ||||||||||
log(Luminosity) | [L☉] | ||||||||||||||||
Cooling age | [Gyr] | 0.1233 | 0.0891 | ||||||||||||||
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] | 13.05 (0.04) | 13.02 (0.09) | 13.05 | 13.05 (0.04) | 13.02 (0.09) | |||||||||||
Distance | [pc] | 76.63 (0.2) | 76.78 (0.5) | 76.63 | 76.63 (0.2) | 76.78 (0.5) | |||||||||||
Composition | H | H | H | ||||||||||||||
Proper motion (right ascension) | [mas/yr] | 1.330332146 (0.04) | 1.381196163 (0.2) | 1.33 (0.04) | 1.381196162 | 5.7 | |||||||||||
Proper motion (declination) | [mas/yr] | -36.42207664 (0.05) | -36.44167557 (0.3) | -36.422 (0.05) | -36.44167557 | -34.2 | |||||||||||
Variability | |||||||||||||||||
Magnetic | |||||||||||||||||
Bd | [MG] | ||||||||||||||||
Infrared excess (disk) | |||||||||||||||||
Binarity | |||||||||||||||||
B magnitude | |||||||||||||||||
V magnitude | |||||||||||||||||
R magnitude | |||||||||||||||||
I magnitude | |||||||||||||||||
J magnitude | 15.81 (0.005) | ||||||||||||||||
H magnitude | 15.83 (0.01) | ||||||||||||||||
K magnitude | 15.98 (0.02) | ||||||||||||||||
u magnitude | 15.43 (0.005) | 15.44 (0.005) | 15.44 (0.005) | 15.40 (0.01) | 15.39 | 15.42 (0.01) | |||||||||||
g magnitude | 15.23 (0.004) | 15.23 (0.004) | 15.23 (0.004) | 15.23 (0.01) | 15.22 | 15.25 (0.01) | |||||||||||
r magnitude | 15.56 (0.005) | 15.56 (0.005) | 15.56 (0.005) | 15.57 (0.01) | 15.56 | 15.57 (0.01) | |||||||||||
i magnitude | 15.85 (0.005) | 15.85 (0.005) | 15.85 (0.005) | 15.83 (0.02) | 15.82 | 15.84 (0.02) | |||||||||||
z magnitude | 16.13 (0.008) | 16.13 (0.008) | 16.13 (0.008) | 16.13 (0.02) | 16.12 | 16.13 (0.02) | |||||||||||
G magnitude | 15.42 (0.003) | 15.44 | 15.42 | 15.42 (0.003) | 15.44 | ||||||||||||
BP magnitude | 15.36 (0.003) | 15.35 | 15.35 | ||||||||||||||
RP magnitude | 15.55 (0.003) | 15.57 | 15.57 | ||||||||||||||
Pan g magnitude | 15.28 (0.007) | ||||||||||||||||
Pan r magnitude | 15.59 (0.002) | ||||||||||||||||
Pan i magnitude | 15.87 (0.004) | ||||||||||||||||
Pan z magnitude | 16.13 (0.004) | ||||||||||||||||
Pan y magnitude | 16.29 (0.005) | ||||||||||||||||
E(B-V) | 0.003 |
* 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.