Gaia DR2 710267950150378240

All names: SDSS J084026.72+325400.5, SDSS J084026.73+325400.6, Gaia DR2 710267950150378240, Gaia EDR3 710267950150378240, WDJ084026.73+325400.52, Gaia DR3 710267950150378240, WDJ084026.73+325400.53

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 08 40 26.71 (0.4) 08 40 26.71 08 40 26.71 08 40 26.73 (0.4) 08 40 26.71
Declination 32 54 00.62 (0.2) 32 54 00.62 32 54 00.62 32 54 00.53 (0.2) 32 54 00.62
Spectral type DC DA DA
Effective temperature [K] 5206.0 (68) 5173.0 4860.0 5193.0 (139)
log(g) [cgs] 8.22 (0.07) 8.22 8.03 8.21 (0.09)
Mass [M] 0.722 (0.06) 0.723 0.585 0.715 (0.08)
log(Luminosity) [L]
Cooling age [Gyr] 7.0200 6.1010
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] 10.15 (0.6) 10.29 (0.7) 10.15 10.15 (0.6) 10.29 (0.7)
Distance [pc] 98.54 (6) 97.15 (7) 98.54 98.54 (6) 97.15 (7)
Composition H
Proper motion (right ascension) [mas/yr] -14.5729982 (0.5) -12.94696313 (1) -14.573 (0.5) -12.94696313
Proper motion (declination) [mas/yr] 5.973882887 (0.4) 6.060721418 (0.6) 5.974 (0.4) 6.060721418
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.85 (0.2) 21.85 (0.2)
g magnitude 20.54 (0.03) 20.54 (0.03)
r magnitude 19.91 (0.02) 19.91 (0.02)
i magnitude 19.62 (0.03) 19.62 (0.03)
z magnitude 19.71 (0.1) 19.71 (0.1)
G magnitude 19.94 (0.05) 19.99 19.94 19.94 (0.004) 19.99
BP magnitude 20.44 (0.05) 20.34 20.34
RP magnitude 19.40 (0.04) 19.29 19.29
Pan g magnitude 20.47 (0.01)
Pan r magnitude 19.91 (0.04)
Pan i magnitude 19.72 (0.05)
Pan z magnitude 19.62 (0.02)
Pan y magnitude 19.57 (0.04)
E(B-V) 0.003

* 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.