SDSS J013712.62+050612.5

All names: Gaia DR2 2561692188107534592, Gaia DR3 2561692188107534592, Gaia EDR3 2561692188107534592, SDSS J013712.62+050612.58, SDSS J013712.62+050612.5, GALEX J013712.5+050612

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H MWDD HE Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 01 37 12.63 (0.6) 01 37 12.63 01 37 12.63 (0.7) 01 37 12.62 (0.6)
Declination 05 06 12.76 (0.4) 05 06 12.57 05 06 12.75 (0.7) 05 06 12.41 (0.4)
Spectral type DC DC DC DC DZ
Effective temperature [K] 8426.0 8232.0 11523.0 (348)
log(g) [cgs] 8.31 8.25 6.79 (0.3)
Mass [M] 0.791 0.732
log(Luminosity) [L]
Cooling age [Gyr] 1.5470 1.5250
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 3.87 (0.6) 3.92 (0.7) 3.87 (0.6)
Distance [pc] 258.66 (43) 254.88 (46) 258.66 (43)
Composition
Proper motion (right ascension) [mas/yr] 13.3388214 (1) 14.38858602 (2) 13.339 (0.9)
Proper motion (declination) [mas/yr] 21.84091269 (0.5) 22.95254121 (2) 21.841 (0.5)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.82 (0.09) 20.82 (0.09) 20.82 (0.09)
g magnitude 20.39 (0.03) 20.39 (0.03) 20.39 (0.03)
r magnitude 20.28 (0.03) 20.28 (0.03) 20.28 (0.03)
i magnitude 20.42 (0.05) 20.42 (0.05) 20.42 (0.04)
z magnitude 20.35 (0.2) 20.35 (0.2) 20.35 (0.2)
G magnitude 20.28 (0.08) 20.35 20.28 (0.006)
BP magnitude 20.39 (0.08) 20.18
RP magnitude 19.97 (0.1) 19.94
Pan g magnitude 20.35 (0.02)
Pan r magnitude 20.30 (0.02)
Pan i magnitude 20.39 (0.01)
Pan z magnitude 20.48 (0.04)
Pan y magnitude 19.84 (0.2)
E(B-V) 0.028

* Constant surface field

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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.