SDSS J104742.18+414322.7

All names: GALEX J104742.1+414323, Gaia DR3 779915315915522688, SDSS J104742.16+414323.0, SDSS J104742.18+414322.76, SDSS J104742.17+414322.7, SDSS J104742.18+414322.7, Gaia EDR3 779915315915522688, Gaia DR2 779915315915522688

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 10 47 42.19 (0.3) 10 47 42.16 10 47 42.19 (0.5) 10 47 42.16 (0.3)
Declination 41 43 22.53 (0.2) 41 43 23.09 41 43 22.56 (0.3) 41 43 23.24 (0.2)
Spectral type DA DA DA DA
Effective temperature [K] 17571.0 20759.0 (260)
log(g) [cgs] 7.95 7.97 (0.04)
Mass [M] 0.591 0.609 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.1049
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] 2.10 (0.3) 2.06 (0.4) 2.10 (0.3)
Distance [pc] 475.07 (69) 485.16 (103) 475.06 (69)
Composition H
Proper motion (right ascension) [mas/yr] 26.91218556 (0.4) 26.7280703 (0.9) 26.912 (0.4)
Proper motion (declination) [mas/yr] -44.27425592 (0.3) -43.32403074 (0.6) -44.274 (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 19.31 (0.02) 19.33 (0.03) 19.31 (0.02)
g magnitude 19.22 (0.01) 19.23 (0.03) 19.22 (0.01)
r magnitude 19.54 (0.01) 19.53 (0.02) 19.54 (0.01)
i magnitude 19.86 (0.03) 19.86 (0.03) 19.86 (0.03)
z magnitude 20.11 (0.09) 20.12 (0.09) 20.11 (0.09)
G magnitude 19.39 (0.03) 19.43 19.39 (0.004)
BP magnitude 19.34 (0.03) 19.39
RP magnitude 19.58 (0.07) 19.58
Pan g magnitude 19.23 (0.009)
Pan r magnitude 19.55 (0.004)
Pan i magnitude 19.86 (0.006)
Pan z magnitude 20.09 (0.05)
Pan y magnitude 20.12 (0.1)
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.