SDSS J091253.97+193617.3

All names: SDSS J091253.97+193617.3, SDSS J091253.96+193617.2, Gaia DR2 635951306393328256, SDSS J091253.97+193617.2, Gaia EDR3 635951306393328256, Gaia DR3 635951306393328256, GALEX J091253.9+193617

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 09 12 53.96 (0.3) 09 12 53.97 09 12 53.97 (0.4) 09 12 53.98 (0.3) 09 12 53.97
Declination 19 36 17.17 (0.2) 19 36 17.26 19 36 17.17 (0.4) 19 36 17.27 (0.2) 19 36 17.26
Spectral type DA DA DA DA
Effective temperature [K] 17657.0 16700.0 (432)
log(g) [cgs] 7.82 7.90 (0.09)
Mass [M] 0.519 0.565 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 0.0789
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] 1.99 (0.4) 1.95 (0.5) 1.99 (0.4)
Distance [pc] 502.41 (96) 512.15 (136) 502.41 (96)
Composition H
Proper motion (right ascension) [mas/yr] -11.19926838 (0.4) -10.19042924 (0.7) -11.199 (0.4)
Proper motion (declination) [mas/yr] -6.174237778 (0.3) -6.579397456 (0.6) -6.174 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.57 (0.03) 19.57 (0.03) 19.58 (0.03)
g magnitude 19.30 (0.01) 19.30 (0.01) 19.29 (0.02)
r magnitude 19.58 (0.01) 19.59 (0.01) 19.58 (0.03)
i magnitude 19.87 (0.02) 19.87 (0.03) 19.84 (0.03)
z magnitude 20.07 (0.1) 20.07 (0.1) 20.07 (0.1)
G magnitude 19.46 (0.03) 19.50 19.46 (0.004)
BP magnitude 19.43 (0.03) 19.40
RP magnitude 19.56 (0.08) 19.44
Pan g magnitude 19.32 (0.009)
Pan r magnitude 19.59 (0.01)
Pan i magnitude 19.86 (0.02)
Pan z magnitude 20.08 (0.03)
Pan y magnitude
E(B-V) 0.032

* 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.