SDSS J103130.45+461159.1

All names: SDSS J103130.45+461159.13, GALEX J103130.4+461159, SDSS J103130.44+461159.3, Gaia EDR3 830340259197323264, Gaia DR3 830340259197323264, SDSS J103130.45+461159.1, Gaia DR2 830340259197323264

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 10 31 30.46 (0.2) 10 31 30.45 10 31 30.46 (0.2) 10 31 30.44 (0.2)
Declination 46 11 59.10 (0.2) 46 11 59.39 46 11 59.11 (0.4) 46 11 59.42 (0.2)
Spectral type DA+M DA+M DA+M DA+MS
Effective temperature [K] 11758.0 19257.0 (280)
log(g) [cgs] 7.04 7.72 (0.05)
Mass [M] 0.236 0.513 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 0.1476
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] 1.80 (0.3) 1.64 (0.4) 1.80 (0.3)
Distance [pc] 556.24 (92) 610.43 (152) 556.24 (92)
Composition H
Proper motion (right ascension) [mas/yr] 7.648789845 (0.2) 7.909962204 (0.4) 7.649 (0.2)
Proper motion (declination) [mas/yr] -20.26560479 (0.3) -20.29859938 (0.6) -20.266 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity WDMS
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.27 (0.02) 19.32 (0.02) 19.28 (0.02)
g magnitude 19.16 (0.01) 19.18 (0.01) 19.17 (0.01)
r magnitude 19.52 (0.01) 19.51 (0.02) 19.51 (0.01)
i magnitude 19.57 (0.02) 19.56 (0.02) 19.57 (0.02)
z magnitude 19.31 (0.05) 19.31 (0.04) 19.32 (0.05)
G magnitude 19.30 (0.04) 19.32 19.30 (0.004)
BP magnitude 19.32 (0.04) 19.31
RP magnitude 19.29 (0.05) 19.26
Pan g magnitude 19.19 (0.005)
Pan r magnitude 19.53 (0.02)
Pan i magnitude 19.62 (0.01)
Pan z magnitude 19.49 (0.02)
Pan y magnitude 19.18 (0.09)
E(B-V) 0.017

* 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.