All names: Gaia DR3 3710111020801243392, SDSS J124120.04+073121.43, SDSS J124120.03+073121.4, Gaia EDR3 3710111020801243392, SDSS J124120.05+073121.4, SDSS J124120.04+073121.4, Gaia DR2 3710111020799324672, GALEX J124120.0+073121
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2015 | Vincent et al. 2024 | Simbad | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 12 41 20.02 (0.2) | 12 41 20.05 | 12 41 20.02 (0.2) | 12 41 20.02 | 12 41 20.06 (0.2) | ||||||
Declination | 07 31 21.49 (0.09) | 07 31 21.44 | 07 31 21.49 (0.2) | 07 31 21.49 | 07 31 21.49 (0.09) | ||||||
Spectral type | DA | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 13120.0 | 14364.0 (109) | 13212.0 (543) | |||||||
log(g) | [cgs] | 8.21 | 8.40 (0.02) | 8.28 (0.04) | |||||||
Mass | [M☉] | 0.74 | 0.846 (0.01) | 0.78 (0.04) | |||||||
log(Luminosity) | [L☉] | ||||||||||
Cooling age | [Gyr] | 0.4013 | |||||||||
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] | 5.09 (0.2) | 4.88 (0.3) | 5.09 | 5.09 (0.2) | ||||||
Distance | [pc] | 196.43 (7) | 204.89 (12) | 196.43 | 196.43 (7) | ||||||
Composition | H | ||||||||||
Proper motion (right ascension) | [mas/yr] | -34.95120871 (0.2) | -35.51377925 (0.6) | -34.951 (0.2) | |||||||
Proper motion (declination) | [mas/yr] | 0.259013344 (0.2) | 0.133367744 (0.3) | 0.259 (0.2) | |||||||
Variability | |||||||||||
Magnetic | |||||||||||
Bd | [MG] | ||||||||||
Infrared excess (disk) | |||||||||||
Binarity | |||||||||||
B magnitude | |||||||||||
V magnitude | |||||||||||
R magnitude | |||||||||||
I magnitude | |||||||||||
J magnitude | 18.76 (0.07) | ||||||||||
H magnitude | 18.70 (0.1) | ||||||||||
K magnitude | |||||||||||
u magnitude | 18.65 (0.02) | 18.65 (0.02) | 18.66 (0.02) | ||||||||
g magnitude | 18.32 (0.007) | 18.31 (0.02) | 18.32 (0.007) | ||||||||
r magnitude | 18.55 (0.009) | 18.57 (0.01) | 18.55 (0.009) | ||||||||
i magnitude | 18.77 (0.01) | 18.76 (0.02) | 18.77 (0.01) | ||||||||
z magnitude | 19.01 (0.04) | 19.00 (0.04) | 19.01 (0.04) | ||||||||
G magnitude | 18.43 (0.01) | 18.45 | 18.43 | 18.43 (0.003) | |||||||
BP magnitude | 18.45 (0.01) | 18.44 | |||||||||
RP magnitude | 18.53 (0.03) | 18.48 | |||||||||
Pan g magnitude | 18.33 (0.003) | ||||||||||
Pan r magnitude | 18.53 (0.006) | ||||||||||
Pan i magnitude | 18.79 (0.008) | ||||||||||
Pan z magnitude | 19.00 (0.008) | ||||||||||
Pan y magnitude | 19.16 (0.02) | ||||||||||
E(B-V) | 0.018 |
* 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.