All names: Gaia EDR3 315144840252674048, Gaia DR2 315144840252674048, SDSS J010737.68+345000.29, SDSS J010737.68+345000.2, Gaia DR3 315144840252674048, SDSS J010737.67+345000.2
Parameter | Unit | Gaia EDR3 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2016 | Simbad | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|
Right ascension | 01 07 37.67 (0.9) | 01 07 37.68 | 01 07 37.67 (1) | 01 07 37.69 (0.9) | |||||
Declination | 34 50 00.23 (0.6) | 34 50 00.26 | 34 50 00.23 (0.9) | 34 50 00.22 (0.6) | |||||
Spectral type | DA | DA | DA | DA | |||||
Effective temperature | [K] | 7106.0 | 10636.0 (147) | ||||||
log(g) | [cgs] | 7.65 | 8.19 (0.1) | ||||||
Mass | [M☉] | 0.406 | 0.57 (0.06) | ||||||
log(Luminosity) | [L☉] | ||||||||
Cooling age | [Gyr] | 0.9414 | |||||||
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] | 1.79 (1) | 2.72 (1) | 1.79 (1) | |||||
Distance | [pc] | 557.97 (313) | 367.22 (169) | 557.97 (313) | |||||
Composition | H | ||||||||
Proper motion (right ascension) | [mas/yr] | -12.98408991 (1) | -19.71854083 (4) | -12.984 (1) | |||||
Proper motion (declination) | [mas/yr] | 0.261274885 (0.8) | -4.847657722 (3) | 0.261 (0.8) | |||||
Variability | |||||||||
Magnetic | |||||||||
Bd | [MG] | ||||||||
Infrared excess (disk) | |||||||||
Binarity | |||||||||
B magnitude | |||||||||
V magnitude | |||||||||
R magnitude | |||||||||
I magnitude | |||||||||
J magnitude | |||||||||
H magnitude | |||||||||
K magnitude | |||||||||
u magnitude | 21.19 (0.1) | 21.16 (0.1) | 21.16 (0.1) | ||||||
g magnitude | 20.76 (0.03) | 20.73 (0.03) | 20.73 (0.03) | ||||||
r magnitude | 20.92 (0.06) | 20.93 (0.06) | 20.93 (0.06) | ||||||
i magnitude | 20.89 (0.07) | 20.87 (0.08) | 20.87 (0.08) | ||||||
z magnitude | 20.42 (0.2) | 20.37 (0.2) | 20.37 (0.2) | ||||||
G magnitude | 20.62 (0.1) | 20.71 | 20.62 (0.01) | ||||||
BP magnitude | 20.56 (0.1) | 20.41 | |||||||
RP magnitude | 20.23 (0.1) | 20.82 | |||||||
Pan g magnitude | |||||||||
Pan r magnitude | |||||||||
Pan i magnitude | |||||||||
Pan z magnitude | |||||||||
Pan y magnitude | |||||||||
E(B-V) | 0.041 |
* 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.