All names: GALEX J073546.4+652655, SDSS J073546.51+652656.0, Gaia DR3 1089770096490602624, Gaia EDR3 1089770096490602624, Gaia DR2 1089770092196067712
Parameter | Unit | Gaia EDR3 | SDSS DR12 | Hardy et al. 2023a | MWDD H | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 |
---|---|---|---|---|---|---|---|---|---|
Right ascension | 07 35 46.51 (0.2) | 07 35 46.51 | 07 35 46.51 (0.2) | 07 35 46.52 (0.2) | 07 35 46.51 | ||||
Declination | 65 26 55.79 (0.3) | 65 26 56.00 | 65 26 55.80 (0.4) | 65 26 56.05 (0.3) | 65 26 56.00 | ||||
Spectral type | DA | DAH | DAH | DAH | |||||
Effective temperature | [K] | 15262.5 (1201) | 9774.0 | 31838.0 (724) | |||||
log(g) | [cgs] | 7.24 (0.2) | 6.64 | 7.30 (0.1) | |||||
Mass | [M☉] | 0.2981601843008482 (0.1) | 0.151 | ||||||
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] | 1.89 (0.5) | 1.21 (0.5) | 1.89 (0.5) | |||||
Distance | [pc] | 530.33 (130) | 826.24 (351) | 530.34 (130) | |||||
Composition | H | ||||||||
Proper motion (right ascension) | [mas/yr] | -3.560828546 (0.2) | -2.265255105 (0.5) | -3.561 (0.2) | |||||
Proper motion (declination) | [mas/yr] | -15.87905039 (0.3) | -13.98469079 (0.8) | -15.879 (0.3) | |||||
Variability | |||||||||
Magnetic | |||||||||
Bd | [MG] | ||||||||
Infrared excess (disk) | |||||||||
Binarity | |||||||||
B magnitude | |||||||||
V magnitude | |||||||||
R magnitude | |||||||||
I magnitude | |||||||||
J magnitude | |||||||||
H magnitude | |||||||||
K magnitude | |||||||||
u magnitude | 20.07 (0.04) | 20.19 (0.05) | 20.19 (0.05) | ||||||
g magnitude | 19.78 (0.02) | 19.85 (0.1) | 19.85 (0.1) | ||||||
r magnitude | 20.08 (0.03) | 20.07 (0.4) | 20.07 (0.4) | ||||||
i magnitude | 20.06 (0.04) | 21.06 (0.2) | 21.06 (0.2) | ||||||
z magnitude | 20.30 (0.1) | 20.89 (0.3) | |||||||
G magnitude | 19.94 (0.05) | 19.98 | 19.94 (0.004) | ||||||
BP magnitude | 19.47 (0.05) | 19.17 | |||||||
RP magnitude | 19.43 (0.06) | 18.97 | |||||||
Pan g magnitude | |||||||||
Pan r magnitude | |||||||||
Pan i magnitude | |||||||||
Pan z magnitude | |||||||||
Pan y magnitude | |||||||||
E(B-V) | 0.046 |
* 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.