Gaia DR2 6904303109648365184

All names: WISE J202336.86-111551.0, UCAC4 394-120385, WDJ202336.80-111550.53, WISEA J202336.85-111551.2, GALEX J202336.8-111551, Gaia DR3 6904303109648365184, TIC 157145180, Gaia DR2 6904303109648365184, DENIS J202336.8-111550, WDJ202336.8-111550.53, Gaia EDR3 6904303109648365184, 2MASS J20233680-1115504

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 20 23 36.90 (0.03) 20 23 36.90 20 23 36.90 20 23 36.80 (0.03) 20 23 36.90
Declination -11 15 51.73 (0.02) -11 15 51.69 -11 15 51.73 -11 15 50.53 (0.02) -11 15 51.69
Spectral type DA DA
Effective temperature [K] 15421.0 16914.0 16012.0 (133)
log(g) [cgs] 7.92 8.10 7.96 (0.007)
Mass [M] 0.568 0.649 0.594 (0.006)
log(Luminosity) [L]
Cooling age [Gyr] 0.1581 0.1606
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 19.60 (0.03) 19.55 (0.06) 19.60 19.60 (0.03) 19.55 (0.06)
Distance [pc] 51.03 (0.09) 51.14 (0.2) 51.03 51.03 (0.09) 51.14 (0.2)
Composition
Proper motion (right ascension) [mas/yr] 93.15729955 (0.04) 93.11405128 (0.1) 93.157 (0.04) 93.11405128
Proper motion (declination) [mas/yr] -74.66008709 (0.03) -74.70290781 (0.06) -74.66 (0.03) -74.70290781
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 14.67 (0.04)
V magnitude 14.64 (0.03)
R magnitude 14.83 (0.1)
I magnitude 14.82 (0.03)
J magnitude 15.07 (0.05)
H magnitude 14.92 (0.09)
K magnitude 15.18 (0.2)
u magnitude
g magnitude
r magnitude 14.82 (0.02)
i magnitude 14.96 (0.01)
z magnitude
G magnitude 14.68 (0.001) 14.70 14.68 14.68 (0.003) 14.70
BP magnitude 14.63 (0.001) 14.61 14.61
RP magnitude 14.81 (0.001) 14.81 14.81
Pan g magnitude 14.55 (0.002)
Pan r magnitude 14.84 (0.002)
Pan i magnitude 15.12 (0.002)
Pan z magnitude 15.37 (0.002)
Pan y magnitude 15.51 (0.004)
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.