WD 1047+003

All names: Gaia DR3 3806353197724432640, 2QZ J105001.5+000540, SDSS J105001.57+000541.4, SDSS J105001.57+000541.3, Gaia EDR3 3806353197724432640, GALEX J105001.6+000541, SDSS J105001.57+000541.30, WD 1047+003, Gaia DR2 3806353197724432640

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 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 10 50 01.58 (0.6) 10 50 01.57 10 50 01.58 (1) 10 50 01.57 (0.6) 10 50 01.57 10 50 00.84 10 50 01.57
Declination 00 05 41.24 (0.5) 00 05 41.33 00 05 41.25 (1) 00 05 41.35 (0.5) 00 05 41.36 00 05 35.88 00 05 41.36
Spectral type DB DB DB DB3.3 DBAH: DB
Effective temperature [K] 15686.0 15516.0 12892.0 15535.0 (107) 15422.0 (359) 15413.0 (212)
log(g) [cgs] 8.15 8.85 8.67 8.00 (0) 8.03 (0.3) 8.02 (0.1)
Mass [M] 0.682 1.115 1.015
log(Luminosity) [L]
Cooling age [Gyr] 0.9755
log(H/He) -5.8 <-5.07
log(C/He)
log(Ca/He) <-6.84
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] 2.13 (0.6) 3.38 (0.9) 2.13 (0.6)
Distance [pc] 468.69 (130) 296.00 (81) 561.00 468.69 (130)
Composition He
Proper motion (right ascension) [mas/yr] 13.48371658 (0.9) 14.03529077 (2) 13.484 (0.9) 19.7
Proper motion (declination) [mas/yr] -6.887745521 (0.8) -8.244335935 (2) -6.888 (0.8) -14.0
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.84 (0.04) 19.94 (0.05) 19.94 (0.05) 19.86 19.85 (0.05)
g magnitude 19.95 (0.02) 19.98 (0.02) 19.99 (0.03) 20.01 19.99 (0.02)
r magnitude 20.20 (0.03) 20.17 (0.03) 20.20 (0.03) 20.27 20.24 (0.03)
i magnitude 20.42 (0.04) 20.30 (0.04) 20.32 (0.04) 20.43 20.42 (0.04)
z magnitude 21.11 (0.3) 20.30 (0.2) 20.31 (0.2) 20.35 21.07 (0.3)
G magnitude 20.06 (0.1) 20.15 20.06 (0.009)
BP magnitude 20.06 (0.1) 20.09
RP magnitude 19.65 (0.2) 19.65
Pan g magnitude 19.99 (0.009)
Pan r magnitude 20.23 (0.02)
Pan i magnitude 20.40 (0.02)
Pan z magnitude 20.67 (0.04)
Pan y magnitude 20.36 (0.2)
E(B-V) 0.027

* 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.