GALEX 2687850736451060585

All names: GALEX 2687850736451060585, Gaia EDR3 3960498057854234880, SDSS J123611.98+252225.4, USNO-A2.0 1125-06548485, Gaia DR3 3960498057854234880, Gaia DR2 3960498057854234880, SDSS J123611.99+252225.4

Parameter Unit Gaia EDR3 SDSS DR12 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 12 36 11.98 (0.1) 12 36 11.98 12 36 11.98 (0.2) 12 36 11.98 12 36 11.98 (0.2) 12 36 11.99
Declination 25 22 25.47 (0.07) 25 22 25.43 25 22 25.47 (0.1) 25 22 25.47 25 22 25.42 (0.1) 25 22 25.43
Spectral type DA DA DA DA DA
Effective temperature [K] 9752.0 10965.0 (261) 11183.0 (72)
log(g) [cgs] 7.51 7.71 (0.05) 8.32 (0.04)
Mass [M] 0.359 0.452 (0.03) 0.793 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.3819
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] 4.49 (0.1) 4.73 (0.2) 4.49 4.73 (0.2)
Distance [pc] 222.77 (7) 211.53 (9) 222.77 211.53 (9)
Composition H
Proper motion (right ascension) [mas/yr] -1.253327339 (0.2) -1.245247672 (0.3) -1.245 (0.3)
Proper motion (declination) [mas/yr] 3.289054516 (0.1) 3.25930401 (0.2) 3.259 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.80 (0.3)
V magnitude
R magnitude 17.60 (0.3)
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.59 (0.02) 18.59 (0.02) 18.67 (0.02)
g magnitude 18.19 (0.007) 18.20 (0.007) 18.33 (0.03)
r magnitude 18.28 (0.008) 18.28 (0.008) 18.39 (0.02)
i magnitude 18.42 (0.01) 18.42 (0.01) 18.59 (0.01)
z magnitude 18.58 (0.03) 18.58 (0.03) 18.74 (0.03)
G magnitude 18.35 (0.01) 18.36 18.35 18.36 (0.002)
BP magnitude 18.27 (0.01) 18.28
RP magnitude 18.17 (0.02) 18.10
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
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.