Gaia DR2 226849009958243328

All names: WDJ040213.65+395545.27, WDJ040213.65+395545.28, Gaia EDR3 226849009958243328, Gaia DR3 226849009958243328, Gaia DR2 226849009958243328

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 04 02 13.60 (0.2) 04 02 13.60 04 02 13.60 04 02 13.65 (0.2) 04 02 13.60
Declination 39 55 45.77 (0.1) 39 55 45.75 39 55 45.77 39 55 45.28 (0.1) 39 55 45.75
Spectral type DA DA
Effective temperature [K] 4638.0 4323.0 4716.0 (80)
log(g) [cgs] 7.80 7.56 7.86 (0.05)
Mass [M] 0.466 0.339 0.497 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 4.9570 3.6430
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 16.69 (0.3) 16.73 (0.4) 16.69 16.69 (0.3) 16.73 (0.4)
Distance [pc] 59.90 (1) 59.77 (1) 59.90 59.90 (1) 59.77 (1)
Composition
Proper motion (right ascension) [mas/yr] -40.45456969 (0.3) -40.0017667 (0.6) -40.455 (0.3) -40.0017667
Proper motion (declination) [mas/yr] 30.87839722 (0.2) 30.87261127 (0.4) 30.878 (0.2) 30.87261127
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 18.86 (0.03) 18.89 18.86 18.86 (0.003) 18.89
BP magnitude 19.42 (0.03) 19.44 19.44
RP magnitude 18.17 (0.02) 18.19 18.19
Pan g magnitude 19.58 (0.01)
Pan r magnitude 18.80 (0.002)
Pan i magnitude 18.50 (0.006)
Pan z magnitude 18.41 (0.007)
Pan y magnitude 18.34 (0.02)
E(B-V) 0.001

* 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.