Gaia DR2 2294847278756327936

All names: WDJ192743.52+801402.07, WDJ192743.52+801402.08, Gaia DR3 2294847278756327936, Gaia DR2 2294847278756327936, Gaia EDR3 2294847278756327936

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 19 27 43.77 (0.02) 19 27 43.77 19 27 43.77 19 27 43.52 (0.02) 19 27 43.77
Declination 80 14 02.71 (0.03) 80 14 02.69 80 14 02.71 80 14 02.08 (0.03) 80 14 02.69
Spectral type DA DA
Effective temperature [K] 9433.0 9423.0 9830.0 (52)
log(g) [cgs] 7.88 7.82 7.96 (0.009)
Mass [M] 0.53 0.477 0.579 (0.008)
log(Luminosity) [L]
Cooling age [Gyr] 0.6020 0.5774
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 24.47 (0.03) 24.50 (0.03) 24.47 24.47 (0.03) 24.50 (0.03)
Distance [pc] 40.86 (0.04) 40.82 (0.05) 40.86 40.86 (0.04) 40.82 (0.05)
Composition
Proper motion (right ascension) [mas/yr] 41.21006011 (0.03) 41.05880721 (0.05) 41.21 (0.03) 41.05880721
Proper motion (declination) [mas/yr] 39.57546262 (0.03) 39.60797288 (0.07) 39.575 (0.03) 39.60797288
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 15.23 (0.002) 15.25 15.23 15.23 (0.003) 15.25
BP magnitude 15.29 (0.002) 15.28 15.28
RP magnitude 15.11 (0.007) 15.11 15.11
Pan g magnitude 15.26 (0.004)
Pan r magnitude 15.32 (0.003)
Pan i magnitude 15.47 (0.005)
Pan z magnitude 15.61 (0.007)
Pan y magnitude 15.64 (0.003)
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.