Gaia DR2 2141466403116486912

All names: GALEX J192858.9+542950, UCAC4 723-064178, TIC 394131772, Gaia EDR3 2141466403116486912, WDJ192858.85+542950.07, Gaia DR2 2141466403116486912, J1928+5429, 2MASS J19285887+5429498, Gaia DR3 2141466403116486912

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Jewett et al. 2024 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 19 28 58.89 (0.04) 19 28 58.89 19 28 58.89 19 28 58.85 (0.04) 19 28 58.89
Declination 54 29 49.87 (0.04) 54 29 49.88 54 29 49.87 54 29 50.07 (0.04) 54 29 49.88
Spectral type DA DA DA
Effective temperature [K] 12914.0 (130) 12915.0 13272.0 13302.0 (219)
log(g) [cgs] 8.49 8.49 8.48 8.50 (0.01)
Mass [M] 0.915 (0.006) 0.915 0.892 0.924 (0.008)
log(Luminosity) [L]
Cooling age [Gyr] 0.6800 (0.02) 0.6516 0.6133
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] 14.70 (0.04) 14.71 (0.05) 14.70 14.70 (0.04) 14.71 (0.05)
Distance [pc] 68.04 (0.2) 67.99 (0.2) 68.04 68.04 (0.2) 67.99 (0.2)
Composition H
Proper motion (right ascension) [mas/yr] 21.61977659 (0.05) 21.61801993 (0.1) 21.62 (0.05) 21.61801993
Proper motion (declination) [mas/yr] -12.57961398 (0.05) -12.60231142 (0.1) -12.58 (0.05) -12.60231142
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 16.58 (0.1)
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 16.46 (0.004) 16.48 16.46 16.46 (0.003) 16.48
BP magnitude 16.46 (0.004) 16.46 16.46
RP magnitude 16.50 (0.007) 16.51 16.51
Pan g magnitude 16.39 (0.003)
Pan r magnitude 16.58 (0.003)
Pan i magnitude 16.81 (0.003)
Pan z magnitude 17.04 (0.007)
Pan y magnitude 17.20 (0.02)
E(B-V) 0.007

* 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.