SDSS J123258.15+292909.7

All names: GALEX J123258.1+292910, SDSS J123258.14+292909.8, Gaia EDR3 4010977358239798144, Gaia DR3 4010977358239798144, Gaia DR2 4010977358239798144, SDSS J123258.15+292909.7, SDSS J123258.15+292909.8, SDSS J123258.14+292909.7

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 12 32 58.14 (0.2) 12 32 58.15 12 32 58.14 (0.2) 12 32 58.15 (0.2) 12 32 58.15
Declination 29 29 09.55 (0.1) 29 29 09.78 29 29 09.56 (0.1) 29 29 09.93 (0.1) 29 29 09.83
Spectral type DA DA DA DA
Effective temperature [K] 21412.0 22038.0 (453)
log(g) [cgs] 7.82 7.79 (0.07)
Mass [M] 0.532 0.528 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.0333
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] 1.95 (0.3) 1.98 (0.3) 1.95 (0.3)
Distance [pc] 513.76 (66) 505.55 (72) 513.77 (66)
Composition H
Proper motion (right ascension) [mas/yr] -11.1101631 (0.2) -10.98850294 (0.5) -11.11 (0.2)
Proper motion (declination) [mas/yr] -23.62070338 (0.2) -23.68646641 (0.3) -23.621 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.69 (0.02) 18.69 (0.02) 18.72 (0.03)
g magnitude 18.74 (0.008) 18.74 (0.008) 18.75 (0.03)
r magnitude 19.06 (0.01) 19.06 (0.01) 19.05 (0.03)
i magnitude 19.39 (0.02) 19.39 (0.02) 19.41 (0.02)
z magnitude 19.66 (0.07) 19.66 (0.07) 19.68 (0.07)
G magnitude 18.91 (0.02) 18.94 18.91 (0.003)
BP magnitude 18.90 (0.02) 18.86
RP magnitude 19.11 (0.04) 19.09
Pan g magnitude 18.74 (0.01)
Pan r magnitude 19.11 (0.009)
Pan i magnitude 19.43 (0.005)
Pan z magnitude 19.70 (0.02)
Pan y magnitude 19.90 (0.05)
E(B-V) 0.013

* 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.