Gaia DR2 1503091085900019712

All names: J1344+4349, Gaia EDR3 1503091085900019712, WDJ134403.29+434901.67, WDJ13443.29+434901.66, Gaia DR2 1503091085900019712, SDSS J134403.31+434901.4, GALEX J134403.3+434901, Gaia DR3 1503091085900019712

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 Caron et al. 2023 Kilic et al. 2020 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 13 44 03.42 (0.07) 13 44 03.42 13 44 03.42 13 44 03.29 (0.07) 13 44 03.42
Declination 43 49 00.35 (0.09) 43 49 00.39 43 49 00.35 43 49 01.66 (0.09) 43 49 00.39
Spectral type DA DA DA DA DA
Effective temperature [K] 6240.0 (36) 6259.0 (35) 6240.0 (36) 6175.0 5921.0 6217.0 (73)
log(g) [cgs] 8.34 (0.01) 8.35 (0.01) 8.34 (0.01) 8.32 8.19 8.34 (0.02)
Mass [M] 0.806 (0.01) 0.813 (0.01) 0.809 (0.01) 0.794 0.688 0.805 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 4.4100 4.1330 4.1840
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] 16.41 (0.1) 16.46 (0.1) 16.46 (0.1) 16.41 16.41 (0.1) 16.46 (0.1)
Distance [pc] 60.95 (0.4) 60.75 (0.6) 60.77 (0.5) 60.95 60.95 (0.4) 60.77 (0.5)
Composition H H
Proper motion (right ascension) [mas/yr] 86.13115224 (0.09) 86.43768078 (0.2) 86.131 (0.09) 86.43768078
Proper motion (declination) [mas/yr] -82.22994966 (0.1) -82.35121736 (0.2) -82.23 (0.1) -82.35121736
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.37 (0.03) 19.37 (0.03) 19.37 (0.03)
g magnitude 18.58 (0.008) 18.58 (0.008)
r magnitude 18.30 (0.008) 18.30 (0.008)
i magnitude 18.14 (0.009) 18.14 (0.009)
z magnitude 18.18 (0.02) 18.18 (0.02)
G magnitude 18.30 (0.01) 18.32 18.30 18.30 (0.003) 18.32
BP magnitude 18.61 (0.01) 18.59 18.59
RP magnitude 17.88 (0.01) 17.86 17.86
Pan g magnitude 18.58 (0.008) 18.58 (0.007)
Pan r magnitude 18.30 (0.005) 18.30 (0.006)
Pan i magnitude 18.18 (0.004) 18.18 (0.005)
Pan z magnitude 18.19 (0.008) 18.19 (0.007)
Pan y magnitude 18.20 (0.02) 18.20 (0.02)
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.