All names: Gaia DR3 647251846385345792, Gaia DR2 647251846385345792, Gaia EDR3 647251846385345792, SDSS J095041.84+271816.1, SDSS J095041.85+271816.1, GALEX J095041.8+271816
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 09 50 41.83 (0.6) | 09 50 41.84 | 09 50 41.83 (0.9) | 09 50 41.85 (0.6) | 09 50 41.85 | |||||
Declination | 27 18 16.00 (0.5) | 27 18 16.11 | 27 18 16.00 (0.8) | 27 18 16.16 (0.5) | 27 18 16.10 | |||||
Spectral type | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 9321.0 | 9551.0 (224) | |||||||
log(g) | [cgs] | 7.78 | 8.07 (0.3) | |||||||
Mass | [M☉] | 0.478 | 0.638 (0.2) | |||||||
log(Luminosity) | [L☉] | |||||||||
Cooling age | [Gyr] | 0.5534 | ||||||||
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] | 2.92 (0.8) | 2.20 (1) | 2.92 (0.8) | ||||||
Distance | [pc] | 342.21 (90) | 454.68 (239) | 342.21 (90) | ||||||
Composition | H | |||||||||
Proper motion (right ascension) | [mas/yr] | -15.69478224 (0.7) | -16.64617748 (1) | -15.695 (0.7) | ||||||
Proper motion (declination) | [mas/yr] | -10.39727987 (0.6) | -10.51515028 (1) | -10.397 (0.6) | ||||||
Variability | ||||||||||
Magnetic | ||||||||||
Bd | [MG] | |||||||||
Infrared excess (disk) | ||||||||||
Binarity | ||||||||||
B magnitude | ||||||||||
V magnitude | ||||||||||
R magnitude | ||||||||||
I magnitude | ||||||||||
J magnitude | ||||||||||
H magnitude | ||||||||||
K magnitude | ||||||||||
u magnitude | 20.89 (0.09) | 20.89 (0.09) | 20.85 (0.09) | |||||||
g magnitude | 20.46 (0.02) | 20.45 (0.02) | 20.49 (0.03) | |||||||
r magnitude | 20.50 (0.03) | 20.49 (0.03) | 20.50 (0.04) | |||||||
i magnitude | 20.58 (0.05) | 20.55 (0.05) | 20.55 (0.05) | |||||||
z magnitude | 20.76 (0.2) | 20.75 (0.2) | 20.78 (0.2) | |||||||
G magnitude | 20.42 (0.07) | 20.48 | 20.42 (0.006) | |||||||
BP magnitude | 20.50 (0.07) | 20.51 | ||||||||
RP magnitude | 20.15 (0.09) | 20.13 | ||||||||
Pan g magnitude | 20.42 (0.02) | |||||||||
Pan r magnitude | 20.44 (0.02) | |||||||||
Pan i magnitude | 20.59 (0.03) | |||||||||
Pan z magnitude | 20.73 (0.04) | |||||||||
Pan y magnitude | 20.69 (0.2) | |||||||||
E(B-V) | 0.019 |
* 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.