Gaia DR2 1952999355516409600

All names: WDJ215026.34+381633.49, Gaia DR3 1952999355516409600, Gaia EDR3 1952999355516409600, Gaia DR2 1952999355516409600, WDJ215026.34+381633.48

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 21 50 26.41 (0.1) 21 50 26.40 21 50 26.41 21 50 26.34 (0.1) 21 50 26.40
Declination 38 16 32.89 (0.1) 38 16 32.90 38 16 32.89 38 16 33.47 (0.1) 38 16 32.90
Spectral type DC DC
Effective temperature [K] 6984.0 6745.0 6270.0 (199)
log(g) [cgs] 8.25 8.15 7.96 (0.05)
Mass [M] 0.749 0.667 0.546 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 2.4820 2.3370
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 10.11 (0.2) 10.15 (0.3) 10.11 10.11 (0.2) 10.15 (0.3)
Distance [pc] 98.89 (2) 98.56 (2) 98.89 98.89 (2) 98.56 (2)
Composition
Proper motion (right ascension) [mas/yr] 50.92099798 (0.2) 51.07546866 (0.3) 50.921 (0.2) 51.07546866
Proper motion (declination) [mas/yr] -36.82529845 (0.2) -37.63274763 (0.4) -36.825 (0.2) -37.63274763
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 18.76 (0.03) 18.79 18.76 18.76 (0.003) 18.79
BP magnitude 18.96 (0.03) 19.03 19.03
RP magnitude 18.40 (0.02) 18.39 18.39
Pan g magnitude 18.96 (0.005)
Pan r magnitude 18.79 (0.006)
Pan i magnitude 18.76 (0.005)
Pan z magnitude 18.79 (0.01)
Pan y magnitude 18.86 (0.04)
E(B-V) 0.020

* 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.