SDSS J124821.09+502133.6

All names: Gaia DR2 1567529682833393024, Gaia DR3 1567529682833937536, SDSS J124821.09+502133.6, Gaia EDR3 1567529682833937536, GALEX J124821.3+502132, SDSS J124821.08+502133.6

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 21.06 (0.2) 12 48 21.09 12 48 21.07 (0.3) 12 48 21.10 (0.2) 12 48 21.09
Declination 50 21 33.43 (0.2) 50 21 33.61 50 21 33.44 (0.3) 50 21 33.69 (0.2) 50 21 33.61
Spectral type DA DA DA DA
Effective temperature [K] 12274.0 13242.0 (278)
log(g) [cgs] 8.21 7.95 (0.07)
Mass [M] 0.734 0.582 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 0.4750
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] 2.51 (0.3) 2.66 (0.4) 2.51 (0.3)
Distance [pc] 397.81 (53) 376.31 (57) 397.82 (53)
Composition H
Proper motion (right ascension) [mas/yr] -19.3329475 (0.3) -19.73117966 (0.5) -19.333 (0.3)
Proper motion (declination) [mas/yr] -15.95506555 (0.4) -16.18340782 (0.7) -15.955 (0.4)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.11 (0.04) 20.11 (0.04) 20.07 (0.04)
g magnitude 19.76 (0.01) 19.76 (0.01) 19.76 (0.03)
r magnitude 19.96 (0.02) 19.96 (0.02) 19.96 (0.03)
i magnitude 20.22 (0.04) 20.22 (0.04) 20.22 (0.04)
z magnitude 20.15 (0.1) 20.15 (0.1) 20.11 (0.1)
G magnitude 19.84 (0.04) 19.89 19.84 (0.005)
BP magnitude 19.77 (0.04) 19.82
RP magnitude 19.91 (0.07) 19.84
Pan g magnitude 19.74 (0.01)
Pan r magnitude 19.95 (0.02)
Pan i magnitude 20.20 (0.02)
Pan z magnitude 20.40 (0.03)
Pan y magnitude 20.06 (0.07)
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.