SDSS J103742.79+515655.6

All names: SDSS J103742.80+515655.6, SDSS J103742.79+515655.6, WD 1034+522, GALEX J103742.8+515655, Gaia DR3 849009348160263168, SDSS J103742.80+515655.60, Gaia DR2 849009348160263168, Gaia EDR3 849009348160263168

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 10 37 42.80 (0.3) 10 37 42.79 10 37 42.80 (0.3) 10 37 42.79 (0.3) 10 37 42.80 10 37 42.41 10 37 42.80
Declination 51 56 55.38 (0.3) 51 56 55.63 51 56 55.39 (0.5) 51 56 55.66 (0.3) 51 56 55.68 51 56 54.24 51 56 55.64
Spectral type DB DB DB DB DB DB
Effective temperature [K] 20881.0 19002.0 15515.0 21809.0 (1850) 22105.0 (1997)
log(g) [cgs] 8.15 8.44 8.20 7.67 (0.3) 7.68 (0.3)
Mass [M] 0.688 0.871 0.712 0.451 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 0.2555
log(H/He) <-4.686
log(C/He)
log(Ca/He)
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] 1.35 (0.5) 1.92 (0.8) 1.35 (0.5)
Distance [pc] 739.72 (254) 520.49 (217) 739.70 (254)
Composition He
Proper motion (right ascension) [mas/yr] 6.471426391 (0.4) 8.732027247 (1) 6.471 (0.4) 5.1
Proper motion (declination) [mas/yr] -17.05344066 (0.4) -18.05874772 (0.9) -17.053 (0.4) -5.6
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.83 (0.04) 19.83 (0.04) 19.84 (0.04) 19.83 19.85 (0.05)
g magnitude 19.88 (0.02) 19.88 (0.02) 19.90 (0.03) 19.89 19.90 (0.03)
r magnitude 20.18 (0.03) 20.18 (0.03) 20.22 (0.03) 20.22 20.22 (0.03)
i magnitude 20.51 (0.05) 20.51 (0.05) 20.55 (0.05) 20.55 20.55 (0.05)
z magnitude 20.86 (0.2) 20.86 (0.2) 20.98 (0.2) 20.98 20.99 (0.2)
G magnitude 20.12 (0.05) 20.17 20.12 (0.005)
BP magnitude 20.09 (0.05) 19.91
RP magnitude 20.07 (0.1) 20.19
Pan g magnitude 19.96 (0.02)
Pan r magnitude 20.21 (0.01)
Pan i magnitude 20.53 (0.02)
Pan z magnitude 20.71 (0.01)
Pan y magnitude 19.86 (0.2)
E(B-V) 0.020

* 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.