Gaia DR2 18998908093499520

All names: Gaia DR3 18998908093499520, Gaia EDR3 18998908093499520, WDJ024011.13+074315.95, GALEX J024011.1+074316, Gaia DR2 18998908093499520

Parameter Unit Gaia EDR3 Pan-STARRS DR1 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 02 40 11.20 (0.1) 02 40 11.20 02 40 11.20 02 40 11.13 (0.1) 02 40 11.20
Declination 07 43 16.73 (0.1) 07 43 16.70 07 43 16.73 07 43 15.96 (0.1) 07 43 16.70
Spectral type DC DA
Effective temperature [K] 7978.0 7677.0 7265.0 (207)
log(g) [cgs] 8.46 8.38 8.23 (0.04)
Mass [M] 0.891 0.818 0.72 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 2.6420 2.5570
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 12.78 (0.1) 12.82 (0.2) 12.78 12.78 (0.1) 12.82 (0.2)
Distance [pc] 78.28 (0.9) 78.02 (1) 78.28 78.28 (0.9) 78.02 (1)
Composition
Proper motion (right ascension) [mas/yr] 61.39565709 (0.1) 61.75972515 (0.3) 61.396 (0.1) 61.75972515
Proper motion (declination) [mas/yr] 48.19761467 (0.2) 48.30741683 (0.3) 48.198 (0.2) 48.30741683
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 18.14 (0.02) 18.17 18.14 18.14 (0.003) 18.17
BP magnitude 18.30 (0.02) 18.29 18.29
RP magnitude 17.88 (0.03) 17.90 17.90
Pan g magnitude 18.24 (0.006)
Pan r magnitude 18.19 (0.005)
Pan i magnitude 18.21 (0.004)
Pan z magnitude 18.28 (0.008)
Pan y magnitude 18.37 (0.03)
E(B-V) 0.005

* 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.