SDSS J103729.82+070902.7

All names: J1037+0709, Gaia DR2 3862624171313960960, SDSS J103729.83+070902.70, GALEX J103729.8+070902, Gaia DR3 3862624171313960960, SDSS J103729.82+070902.6, SDSS J103729.82+070902.7, Gaia EDR3 3862624171313960960, SDSS J103729.83+070902.7, WD 1034+074

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) Coutu et al. 2019 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 29.81 (0.3) 10 37 29.83 10 37 29.83 10 37 29.81 (0.4) 10 37 29.83 (0.3) 10 37 29.83 10 37 29.81 10 37 29.83
Declination 07 09 02.74 (0.2) 07 09 02.74 07 09 02.76 07 09 02.74 (0.3) 07 09 02.78 (0.2) 07 09 02.75 07 09 00.00 07 09 02.75
Spectral type DBZA DBZA DBZ_A: DBZ DBZA: DZ
Effective temperature [K] 13318.0 11609.0 11153.0 (462) 13570.0 (285) 12451.0 (304)
log(g) [cgs] 8.18 8.06 8.10 8.28 (0.2) 7.88 (0.3)
Mass [M] 0.699 0.619 0.6415
log(Luminosity) [L]
Cooling age [Gyr] 0.5400
log(H/He) -4.43 -4.6218 (0.3)
log(C/He)
log(Ca/He) -7.6459 (0.1)
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] 3.42 (0.3) 3.87 3.87 (0.4) 3.42 (0.3)
Distance [pc] 292.09 (25) 258.35 (28) 258.35 (28) 292.09 (25)
Composition He
Proper motion (right ascension) [mas/yr] -16.25464505 (0.3) -15.21129703 (0.7) -16.255 (0.3) -13.3
Proper motion (declination) [mas/yr] -2.588762818 (0.2) -1.483897844 (0.6) -2.589 (0.2) -6.5
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.13 (0.02) 19.13 (0.02) 19.14 (0.03) 19.14 19.14 (0.03)
g magnitude 19.02 (0.009) 19.02 (0.009) 19.04 (0.03) 19.03 19.03 (0.03)
r magnitude 19.22 (0.01) 19.22 (0.01) 19.25 (0.02) 19.24 19.23 (0.02)
i magnitude 19.42 (0.02) 19.42 (0.02) 19.45 (0.02) 19.44 19.43 (0.02)
z magnitude 19.63 (0.07) 19.63 (0.07) 19.60 (0.07) 19.60 19.60 (0.07)
G magnitude 19.13 (0.04) 19.17 19.13 (0.004)
BP magnitude 19.17 (0.04) 19.09
RP magnitude 19.23 (0.08) 18.94
Pan g magnitude 19.09 (0.02)
Pan r magnitude 19.26 (0.005)
Pan i magnitude 19.45 (0.008)
Pan z magnitude 19.62 (0.02)
Pan y magnitude 19.68 (0.04)
E(B-V) 0.024

* 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.