GALEX 2684578624206537660

All names: SDSS J105050.19+282220.4, Gaia DR2 731590023232623488, GALEX 2684578624206537660, USNO-A2.0 1125-06192179, Gaia DR3 731590023232623488, SDSS J105050.18+282220.4, Gaia EDR3 731590023232623488

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 10 50 50.18 (0.3) 10 50 50.19 10 50 50.18 (0.5) 10 50 50.20 (0.5) 10 50 50.19
Declination 28 22 20.37 (0.3) 28 22 20.41 28 22 20.36 (0.7) 28 22 20.38 (0.7) 28 22 20.44
Spectral type DA DA DA DA
Effective temperature [K] 12326.0 12098.0 (232)
log(g) [cgs] 8.38 7.90 (0.1)
Mass [M] 0.846 0.554 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 0.6223
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] 3.78 (0.3) 4.39 (0.8) 4.39 (0.8)
Distance [pc] 264.42 (20) 227.58 (41) 227.58 (41)
Composition H
Proper motion (right ascension) [mas/yr] -9.716039789 (0.3) -10.77897596 (1) -10.779 (1)
Proper motion (declination) [mas/yr] -1.134181958 (0.3) -0.684141627 (0.8) -0.684 (0.8)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 18.50 (0.3)
V magnitude
R magnitude 18.50 (0.3)
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.37 (0.03) 19.37 (0.03) 19.37 (0.04)
g magnitude 18.98 (0.009) 18.98 (0.009) 19.00 (0.04)
r magnitude 19.11 (0.01) 19.11 (0.01) 19.12 (0.02)
i magnitude 19.34 (0.02) 19.34 (0.02) 19.37 (0.04)
z magnitude 19.38 (0.06) 19.38 (0.06) 19.36 (0.07)
G magnitude 19.03 (0.03) 19.07 19.07 (0.006)
BP magnitude 19.08 (0.03) 19.08
RP magnitude 19.15 (0.05) 19.10
Pan g magnitude 18.92 (0.01)
Pan r magnitude 19.12 (0.008)
Pan i magnitude 19.35 (0.02)
Pan z magnitude 19.52 (0.03)
Pan y magnitude 19.63 (0.1)
E(B-V) 0.018

* 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.