SDSS J124826.98+403533.1

All names: Gaia EDR3 1521910941099408768, Gaia DR3 1521910941099408768, Gaia DR2 1521910941099408768, GALEX J124827.0+403533, SDSS J124826.98+403533.1

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 48 26.94 (0.2) 12 48 26.99 12 48 26.95 (0.3) 12 48 26.99 (0.2) 12 48 26.98
Declination 40 35 33.09 (0.2) 40 35 33.14 40 35 33.09 (0.2) 40 35 33.12 (0.2) 40 35 33.13
Spectral type DA DA DA DA
Effective temperature [K] 17487.0 19288.0 (480)
log(g) [cgs] 7.52 7.65 (0.1)
Mass [M] 0.391 0.477 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 0.0572
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] 1.76 (0.3) 1.40 (0.4) 1.76 (0.3)
Distance [pc] 568.48 (103) 716.39 (212) 568.47 (103)
Composition H
Proper motion (right ascension) [mas/yr] -33.97223033 (0.3) -33.31802686 (0.5) -33.972 (0.3)
Proper motion (declination) [mas/yr] -2.04965176 (0.2) -2.666051525 (0.6) -2.05 (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 19.54 (0.02) 19.54 (0.02) 19.56 (0.03)
g magnitude 19.51 (0.01) 19.51 (0.01) 19.52 (0.02)
r magnitude 19.83 (0.02) 19.83 (0.02) 19.84 (0.02)
i magnitude 20.13 (0.03) 20.13 (0.03) 20.12 (0.03)
z magnitude 20.35 (0.1) 20.35 (0.1) 20.40 (0.09)
G magnitude 19.69 (0.03) 19.75 19.69 (0.004)
BP magnitude 19.61 (0.03) 19.58
RP magnitude 19.94 (0.06) 19.89
Pan g magnitude 19.52 (0.01)
Pan r magnitude 19.87 (0.008)
Pan i magnitude 20.18 (0.01)
Pan z magnitude 20.43 (0.05)
Pan y magnitude
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.