All names: SDSS J094636.13+090437.5, SDSS J094636.14+090437.5, Gaia DR3 3855003078265134976, WD 0943+093, Gaia DR2 3855003078265134976, SDSS J094636.14+090437.4, Gaia EDR3 3855003078265134976, GALEX J094636.1+090437
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | MWDD H | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 09 46 36.14 (0.3) | 09 46 36.14 | 09 46 36.14 (0.5) | 09 46 36.14 (0.3) | 09 46 36.14 | 09 46 35.74 | 09 46 36.14 | |||||
Declination | 09 04 37.56 (0.3) | 09 04 37.47 | 09 04 37.56 (0.4) | 09 04 37.42 (0.3) | 09 04 37.44 | 09 04 36.12 | 09 04 37.51 | |||||
Spectral type | DA | DA | DA | DA_auto | DA | DA | ||||||
Effective temperature | [K] | 34925.0 (915) | 26264.0 | 33826.0 (1067) | 33917.0 (1027) | |||||||
log(g) | [cgs] | 7.84 (0.2) | 7.79 | 7.85 (0.2) | 7.77 (0.2) | |||||||
Mass | [M☉] | 0.58 (0.07) | 0.533 | 0.55 (0.09) | ||||||||
log(Luminosity) | [L☉] | -0.51 (0.1) | ||||||||||
Cooling age | [Gyr] | 0.0055 (0.0005) | 0.0141 | |||||||||
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] | 0.18 (0.4) | -1.20 (0.6) | 0.18 (0.4) | ||||||||
Distance | [pc] | 5657.24 (12925) | 5656.11 (12918) | |||||||||
Composition | H | H | ||||||||||
Proper motion (right ascension) | [mas/yr] | -7.272700034 (0.4) | -8.06201459 (1) | -7.273 (0.4) | -6.7 | |||||||
Proper motion (declination) | [mas/yr] | 8.979532807 (0.3) | 11.02649509 (0.7) | 8.98 (0.3) | 4.2 | |||||||
Variability | ||||||||||||
Magnetic | ||||||||||||
Bd | [MG] | |||||||||||
Infrared excess (disk) | ||||||||||||
Binarity | ||||||||||||
B magnitude | ||||||||||||
V magnitude | ||||||||||||
R magnitude | ||||||||||||
I magnitude | ||||||||||||
J magnitude | ||||||||||||
H magnitude | ||||||||||||
K magnitude | ||||||||||||
u magnitude | 19.02 (0.02) | 19.01 (0.03) | 19.04 (0.03) | 19.03 | 19.04 (0.03) | |||||||
g magnitude | 19.27 (0.01) | 19.27 (0.01) | 19.29 (0.02) | 19.28 | 19.30 (0.02) | |||||||
r magnitude | 19.76 (0.02) | 19.78 (0.02) | 19.80 (0.03) | 19.80 | 19.80 (0.03) | |||||||
i magnitude | 20.13 (0.04) | 20.06 (0.03) | 20.08 (0.04) | 20.08 | 20.08 (0.04) | |||||||
z magnitude | 20.63 (0.2) | 20.58 (0.2) | 20.55 (0.2) | 20.56 | 20.57 (0.2) | |||||||
G magnitude | 19.54 (0.03) | 19.59 | 19.54 (0.004) | |||||||||
BP magnitude | 19.48 (0.03) | 19.45 | ||||||||||
RP magnitude | 19.76 (0.09) | 19.74 | ||||||||||
Pan g magnitude | 19.36 (0.008) | |||||||||||
Pan r magnitude | 19.77 (0.02) | |||||||||||
Pan i magnitude | 20.13 (0.01) | |||||||||||
Pan z magnitude | 20.41 (0.03) | |||||||||||
Pan y magnitude | 20.04 (0.2) | |||||||||||
E(B-V) | 0.025 |
* 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.