SDSS J131038.32+063406.6

All names: Gaia DR3 3729636320084829952, Gaia EDR3 3729636320084829952, Gaia DR2 3729636320084829952, GALEX J131038.3+063406, LAMOST J131038.32+063406.6, SDSS J131038.32+063406.60, SDSS J131038.32+063406.6

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Koester & Kepler 2015 Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 13 10 38.33 (0.2) 13 10 38.32 13 10 38.33 (0.2) 13 10 38.33 13 10 38.32 (0.2) 13 10 38.32
Declination 06 34 06.20 (0.1) 06 34 06.61 06 34 06.22 (0.2) 06 34 06.20 06 34 06.79 (0.1) 06 34 06.61
Spectral type DB DB DB DB DB+MS
Effective temperature [K] 14405.0 14434.0 12959.0 14529.0 (85) 13733.0 (695) 14907.0 (154)
log(g) [cgs] 8.06 8.02 7.90 8.00 (0) 7.99 (0.08) 8.50 (0.1)
Mass [M] 0.627 0.599 0.531 0.581 (0.07) 0.898 (0.06)
log(Luminosity) [L]
Cooling age [Gyr] 0.2684
log(H/He) <-6.289 <-5.48
log(C/He)
log(Ca/He) <-7.92
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 4.17 (0.2) 4.12 (0.3) 4.17 4.17 (0.2)
Distance [pc] 239.77 (10) 242.81 (15) 245.00 239.77 239.77 (10)
Composition He
Proper motion (right ascension) [mas/yr] 6.698224079 (0.2) 7.413476911 (0.4) 6.698 (0.2)
Proper motion (declination) [mas/yr] -36.54865563 (0.2) -36.81096235 (0.3) -36.549 (0.2)
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 18.22 (0.01) 18.22 (0.01) 18.21 (0.02)
g magnitude 18.26 (0.007) 18.26 (0.007) 18.27 (0.02)
r magnitude 18.52 (0.009) 18.52 (0.009) 18.52 (0.02)
i magnitude 18.76 (0.01) 18.76 (0.01) 18.76 (0.02)
z magnitude 18.95 (0.03) 18.95 (0.04) 18.96 (0.03)
G magnitude 18.39 (0.02) 18.42 18.39 18.39 (0.003)
BP magnitude 18.37 (0.02) 18.34
RP magnitude 18.42 (0.03) 18.45
Pan g magnitude 18.32 (0.007)
Pan r magnitude 18.54 (0.007)
Pan i magnitude 18.77 (0.006)
Pan z magnitude 18.97 (0.01)
Pan y magnitude 19.09 (0.02)
E(B-V) 0.022

* 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.