Gaia DR2 6677290135019766656

All names: GALEX J205709.8-423526, Gaia EDR3 6677290135019766656, WDJ20579.82-423527.18, WDJ205709.82-423527.18, Gaia DR3 6677290135019766656, Gaia DR2 6677290135019766656

Parameter Unit Gaia EDR3 Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 20 57 09.88 (0.08) 20 57 09.88 20 57 09.88 20 57 09.82 (0.08) 20 57 09.88
Declination -42 35 28.15 (0.07) -42 35 28.12 -42 35 28.15 -42 35 27.18 (0.07) -42 35 28.12
Spectral type DC D
Effective temperature [K] 7513.0 (95)
log(g) [cgs] 8.10 (0.02)
Mass [M☉] 0.639 (0.02)
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 14.87 (0.1) 15.00 (0.1) 14.87 14.87 (0.1) 15.00 (0.1)
Distance [pc] 67.27 (0.5) 66.66 (0.6) 67.27 67.27 (0.5) 66.66 (0.6)
Composition
Proper motion (right ascension) [mas/yr] 38.02977805 (0.1) 37.60643429 (0.2) 38.03 (0.1) 37.60643429
Proper motion (declination) [mas/yr] -60.66463467 (0.1) -60.77852439 (0.2) -60.665 (0.1) -60.77852439
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 17.52 (0.01) 17.55 17.52 17.52 (0.003) 17.55
BP magnitude 17.66 (0.01) 17.65 17.65
RP magnitude 17.30 (0.009) 17.29 17.29
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
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.