All names: Gaia DR2 638006087466990976, SDSS J093216.75+215638.1, LAMOST J093216.74+215638.1, USNO-A2.0 1050-06072888, SDSS J093216.74+215638.1, Gaia DR3 638006087466990976, Gaia EDR3 638006087466990976, GALEX 2485672671479605126
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Guo et al. 2015 | Vincent et al. 2024 | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 09 32 16.72 (0.2) | 09 32 16.75 | 09 32 16.72 (0.6) | 09 32 16.72 | 09 32 16.76 (0.6) | 09 32 16.75 | ||||||
Declination | 21 56 37.62 (0.2) | 21 56 38.10 | 21 56 37.64 (0.7) | 21 56 37.62 | 21 56 38.35 (0.7) | 21 56 38.14 | ||||||
Spectral type | DA | DA | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 8888.0 | 9237.0 (205) | 9564.0 (60) | ||||||||
log(g) | [cgs] | 6.85 | 7.06 (0.09) | 8.05 (0.1) | ||||||||
Mass | [M☉] | 0.181 | 0.226 (0.03) | 0.627 (0.06) | ||||||||
log(Luminosity) | [L☉] | |||||||||||
Cooling age | [Gyr] | |||||||||||
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] | 3.18 (0.2) | 2.91 (0.4) | 3.18 | 2.91 (0.4) | |||||||
Distance | [pc] | 314.51 (23) | 343.72 (44) | 314.51 | 343.71 (44) | |||||||
Composition | H | |||||||||||
Proper motion (right ascension) | [mas/yr] | -32.33212769 (0.3) | -32.87946256 (1) | -32.879 (1) | ||||||||
Proper motion (declination) | [mas/yr] | -46.40229351 (0.2) | -45.79969165 (1) | -45.8 (1) | ||||||||
Variability | ||||||||||||
Magnetic | ||||||||||||
Bd | [MG] | |||||||||||
Infrared excess (disk) | ||||||||||||
Binarity | ||||||||||||
B magnitude | 18.00 (0.3) | |||||||||||
V magnitude | ||||||||||||
R magnitude | 18.50 (0.3) | |||||||||||
I magnitude | ||||||||||||
J magnitude | ||||||||||||
H magnitude | ||||||||||||
K magnitude | ||||||||||||
u magnitude | 19.14 (0.02) | 19.14 (0.02) | 19.16 (0.05) | |||||||||
g magnitude | 18.65 (0.008) | 18.65 (0.008) | 18.70 (0.01) | |||||||||
r magnitude | 18.67 (0.009) | 18.67 (0.009) | 18.72 (0.02) | |||||||||
i magnitude | 18.77 (0.01) | 18.77 (0.01) | 18.83 (0.02) | |||||||||
z magnitude | 18.87 (0.04) | 18.87 (0.04) | 18.94 (0.04) | |||||||||
G magnitude | 18.68 (0.02) | 18.70 | 18.68 | 18.70 (0.003) | ||||||||
BP magnitude | 18.73 (0.02) | 18.70 | ||||||||||
RP magnitude | 18.49 (0.02) | 18.46 | ||||||||||
Pan g magnitude | 18.67 (0.007) | |||||||||||
Pan r magnitude | 18.72 (0.006) | |||||||||||
Pan i magnitude | 18.80 (0.02) | |||||||||||
Pan z magnitude | 18.96 (0.01) | |||||||||||
Pan y magnitude | 19.01 (0.05) | |||||||||||
E(B-V) | 0.027 |
* 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.