SDSS J031040.27+372732.7

All names: Gaia DR2 139489302140712064, Gaia DR3 139489302140712064, Gaia EDR3 139489302140712064, GALEX J031040.2+372732, SDSS J031040.27+372732.6, SDSS J031040.27+372732.7

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 03 10 40.28 (0.5) 03 10 40.27 03 10 40.28 (1) 03 10 40.27 (0.5) 03 10 40.27
Declination 37 27 32.62 (0.4) 37 27 32.64 37 27 32.62 (0.5) 37 27 32.70 (0.4) 37 27 32.67
Spectral type DA DA DA DA
Effective temperature [K] 12384.0 15090.0 (583)
log(g) [cgs] 7.61 7.88 (0.1)
Mass [M] 0.411 0.551 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 0.2096
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] 1.75 (0.6) 1.88 (1) 1.75 (0.6)
Distance [pc] 570.02 (197) 531.29 (287) 570.03 (197)
Composition H
Proper motion (right ascension) [mas/yr] 9.455098154 (0.7) 9.685806612 (2) 9.455 (0.7)
Proper motion (declination) [mas/yr] -5.260047103 (0.6) -6.075625319 (1) -5.26 (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 20.70 (0.06) 20.70 (0.06) 20.72 (0.07)
g magnitude 20.08 (0.02) 20.08 (0.02) 20.09 (0.02)
r magnitude 20.16 (0.03) 20.16 (0.03) 20.18 (0.03)
i magnitude 20.34 (0.04) 20.34 (0.04) 20.34 (0.04)
z magnitude 20.49 (0.2) 20.49 (0.2) 20.55 (0.1)
G magnitude 20.15 (0.06) 20.20 20.15 (0.006)
BP magnitude 20.12 (0.06) 20.21
RP magnitude 20.06 (0.1) 19.91
Pan g magnitude 20.14 (0.01)
Pan r magnitude 20.19 (0.02)
Pan i magnitude 20.41 (0.04)
Pan z magnitude 20.52 (0.04)
Pan y magnitude
E(B-V) 0.142

* 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.