SDSS J130846.79+424119.6

All names: Gaia EDR3 1526111041157937408, GALEX J130846.8+424120, SDSS J130846.79+424119.6, Gaia DR3 1526111041157937408, SDSS J130846.79+424119.60, SDSS J130846.78+424119.5, Gaia DR2 1526111041157937408

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 13 08 46.77 (0.2) 13 08 46.79 13 08 46.77 (0.3) 13 08 46.79 (0.2)
Declination 42 41 19.36 (0.2) 42 41 19.58 42 41 19.37 (0.3) 42 41 19.60 (0.2)
Spectral type DA: DA: DA DA
Effective temperature [K] 7024.0 7250.0 (131)
log(g) [cgs] 7.98 8.97 (0.2)
Mass [M] 0.579 1.108 (0.09)
log(Luminosity) [L]
Cooling age [Gyr] 1.4610
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] 3.79 (0.4) 4.53 (0.5) 3.79 (0.4)
Distance [pc] 263.98 (29) 220.95 (26) 263.98 (29)
Composition H
Proper motion (right ascension) [mas/yr] -14.89346547 (0.3) -14.05651759 (0.5) -14.893 (0.3)
Proper motion (declination) [mas/yr] -14.64136993 (0.3) -14.48059989 (0.6) -14.641 (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 20.72 (0.07) 20.78 (0.07) 20.73 (0.07)
g magnitude 20.31 (0.02) 20.39 (0.03) 20.31 (0.02)
r magnitude 20.21 (0.03) 20.30 (0.04) 20.21 (0.03)
i magnitude 20.14 (0.04) 20.22 (0.05) 20.14 (0.04)
z magnitude 20.10 (0.1) 20.22 (0.1) 20.11 (0.1)
G magnitude 20.14 (0.04) 20.18 20.14 (0.004)
BP magnitude 20.24 (0.04) 20.15
RP magnitude 19.70 (0.05) 19.54
Pan g magnitude 20.29 (0.02)
Pan r magnitude 20.13 (0.02)
Pan i magnitude 20.12 (0.01)
Pan z magnitude 20.13 (0.02)
Pan y magnitude 19.92 (0.2)
E(B-V) 0.017

* 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.