SDSS J100852.98+620530.9

All names: SDSS J100852.98+620531.1, Gaia DR3 1051970772215753216, Gaia EDR3 1051970772215753216, GALEX J100853.0+620530, Gaia DR2 1051970772215753216, SDSS J100852.97+620530.9, WD 1005+623, SDSS J100852.98+620530.9, SDSS J100852.95+620530.7

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 10 08 52.93 (0.1) 10 08 52.96 10 08 52.93 (0.1) 10 08 52.93 10 08 52.98 (0.1) 10 08 52.98 10 08 52.70 10 08 52.98
Declination 62 05 30.61 (0.1) 62 05 30.79 62 05 30.62 (0.2) 62 05 30.61 62 05 30.94 (0.1) 62 05 30.98 62 05 29.04 62 05 31.10
Spectral type DA DA DA DA_auto DA DA DA
Effective temperature [K] 11255.0 11994.0 (457) 11398.0 (152) 11557.0 (212)
log(g) [cgs] 7.86 7.99 (0.06) 8.01 (0.1) 7.97 (0.1)
Mass [M] 0.525 0.599 (0.05) 0.588 (0.07)
log(Luminosity) [L]
Cooling age [Gyr] 0.3715
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] 3.92 (0.2) 3.83 (0.2) 3.92 3.92 (0.2)
Distance [pc] 254.98 (10) 261.27 (16) 254.98 254.98 (10)
Composition H
Proper motion (right ascension) [mas/yr] -24.28529118 (0.1) -24.51147695 (0.3) -24.285 (0.1) -13.0
Proper motion (declination) [mas/yr] -20.87195785 (0.1) -21.04938902 (0.3) -20.872 (0.1) -13.6
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.17 (0.03) 19.17 (0.03) 19.16 (0.03) 19.15 19.16 (0.03)
g magnitude 18.61 (0.008) 18.61 (0.008) 18.62 (0.04) 18.61 18.62 (0.04)
r magnitude 18.84 (0.01) 18.84 (0.01) 18.81 (0.01) 18.80 18.79 (0.01)
i magnitude 19.03 (0.02) 19.03 (0.02) 19.02 (0.04) 19.02 19.02 (0.03)
z magnitude 19.06 (0.05) 19.05 (0.05) 19.26 (0.06) 19.26 19.26 (0.06)
G magnitude 18.71 (0.01) 18.75 18.71 18.71 (0.003)
BP magnitude 18.73 (0.01) 18.73
RP magnitude 18.82 (0.03) 18.72
Pan g magnitude 18.67 (0.002)
Pan r magnitude 18.80 (0.006)
Pan i magnitude 19.00 (0.009)
Pan z magnitude 19.27 (0.01)
Pan y magnitude 19.28 (0.04)
E(B-V) 0.016

* 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.