Gaia DR2 6801786157301360896

All names: J2056-2717, LP 928-33, WDJ205608.32-271723.92, 2MASS J20560831-2717236, Gaia DR3 6801786157301360896, NLTT 50161, Gaia EDR3 6801786157301360896, GALEX J205608.4-271723, WDJ20568.32-271723.91, Gaia DR2 6801786157301360896, TIC 29475293

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Caron et al. 2023 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 20 56 08.53 (0.09) 20 56 08.52 20 56 08.53 20 56 08.32 (0.1) 20 56 08.52
Declination -27 17 24.19 (0.04) -27 17 24.18 -27 17 24.19 -27 17 23.92 (0.04) -27 17 24.18
Spectral type DA DA DA
Effective temperature [K] 9011.0 (57) 8735.0 8540.0 8946.0 (104)
log(g) [cgs] 8.02 (0.02) 7.95 7.87 8.03 (0.02)
Mass [M] 0.61 (0.02) 0.568 0.5 0.615 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.8500 0.7985 0.7896
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 12.44 (0.1) 12.20 (0.2) 12.20 (0.2) 12.44 12.44 (0.1) 12.20 (0.2)
Distance [pc] 80.41 (0.8) 81.97 (1) 81.98 (1) 80.41 80.41 (0.8) 81.98 (1)
Composition H
Proper motion (right ascension) [mas/yr] 173.9116252 (0.1) 174.1602633 (0.3) 173.912 (0.1) 174.1602633
Proper motion (declination) [mas/yr] -16.67262044 (0.08) -16.60073286 (0.1) -16.673 (0.08) -16.60073286
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude 17.19
R magnitude 16.99
I magnitude
J magnitude 16.85 (0.02) 16.79 (0.1)
H magnitude 16.83 (0.04) 16.60 (0.2)
K magnitude 16.82 (0.07)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 17.12 (0.007) 17.14 17.12 17.12 (0.003) 17.14
BP magnitude 17.21 (0.007) 17.20 17.20
RP magnitude 16.96 (0.008) 16.96 16.96
Pan g magnitude 17.19 (0.004) 17.19 (0.006)
Pan r magnitude 17.20 (0.005) 17.20 (0.005)
Pan i magnitude 17.27 (0.004) 17.27 (0.003)
Pan z magnitude 17.40 (0.007) 17.40 (0.007)
Pan y magnitude 17.47 (0.005) 17.47 (0.005)
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.