SDSS J123604.46+251158.2

All names: Gaia DR2 3960397662994104320, SDSS J123604.46+251158.2, GALEX J123604.5+251157, Gaia EDR3 3960397662994104320, Gaia DR3 3960397662994104320, SDSS J123604.45+251158.1

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 36 04.45 (0.4) 12 36 04.45 12 36 04.45 (0.6) 12 36 04.45 (0.4) 12 36 04.46
Declination 25 11 58.02 (0.2) 25 11 58.18 25 11 58.02 (0.3) 25 11 58.09 (0.2) 25 11 58.19
Spectral type DA DA DA DA
Effective temperature [K] 18879.0 20455.0 (531)
log(g) [cgs] 8.24 7.89 (0.1)
Mass [M] 0.768 0.57 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 0.1454
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] 1.08 (0.5) 1.86 (0.8) 1.08 (0.5)
Distance [pc] 926.87 (390) 538.45 (218) 926.87 (390)
Composition H
Proper motion (right ascension) [mas/yr] -5.471566599 (0.5) -6.711533099 (1) -5.472 (0.5)
Proper motion (declination) [mas/yr] -4.534485617 (0.4) -4.853747645 (0.5) -4.534 (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 19.73 (0.03) 19.73 (0.03) 19.76 (0.04)
g magnitude 19.71 (0.01) 19.71 (0.01) 19.72 (0.03)
r magnitude 20.16 (0.02) 20.16 (0.02) 20.16 (0.03)
i magnitude 20.45 (0.04) 20.45 (0.04) 20.46 (0.04)
z magnitude 20.74 (0.2) 20.74 (0.2) 20.72 (0.2)
G magnitude 19.91 (0.05) 19.97 19.91 (0.005)
BP magnitude 19.83 (0.05) 19.84
RP magnitude 20.07 (0.1) 20.09
Pan g magnitude 19.76 (0.01)
Pan r magnitude 20.12 (0.02)
Pan i magnitude 20.41 (0.02)
Pan z magnitude 20.63 (0.04)
Pan y magnitude 20.09
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.