Gaia DR2 42871199614383616

All names: Gaia DR3 42871199614383616, ** SLN 61B, WDS J03442+1510B, SDSS J034411.48+150945.6, 2MASS J03441147+1509455, J0344+1509, GALEX J034411.5+150945, WDJ034411.48+150945.81, USNO-B1.0 1051-00037770, Gaia EDR3 42871199614383616, TIC 434137922, Gaia DR2 42871199614383616, SDSS J034411.49+150945.6

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 03 44 11.51 (0.06) 03 44 11.50 03 44 11.51 03 44 11.48 (0.06) 03 44 11.50
Declination 15 09 45.15 (0.05) 15 09 45.17 15 09 45.15 15 09 45.81 (0.05) 15 09 45.17
Spectral type DA DA DA DA: DA
Effective temperature [K] 8503.0 (50) 8599.0 (43) 8505.0 (49) 8318.0 8033.0 8261.0 (92)
log(g) [cgs] 8.27 (0.01) 8.28 (0.009) 8.26 (0.01) 8.22 8.13 8.22 (0.02)
Mass [M] 0.767 (0.009) 0.774 (0.008) 0.756 (0.009) 0.73 0.654 0.732 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 1.4200 1.3560 1.2970
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] 18.52 (0.08) 18.30 (0.09) 18.30 (0.09) 18.52 18.52 (0.08) 18.30 (0.09)
Distance [pc] 53.98 (0.2) 54.64 (0.3) 54.64 (0.3) 53.98 53.98 (0.2) 54.64 (0.3)
Composition H H
Proper motion (right ascension) [mas/yr] 22.5768592 (0.08) 23.16943996 (0.2) 22.577 (0.08) 23.16943996
Proper motion (declination) [mas/yr] -41.15727271 (0.07) -41.01205351 (0.1) -41.157 (0.07) -41.01205351
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.90
V magnitude
R magnitude 16.80
I magnitude
J magnitude 16.48 (0.01) 16.21 (0.1)
H magnitude 16.60 (0.3) 16.60 (0.3)
K magnitude
u magnitude 17.26 (0.008) 17.27 (0.008) 17.27 (0.008)
g magnitude 16.89 (0.004) 16.89 (0.004)
r magnitude 16.86 (0.005) 16.86 (0.005)
i magnitude 16.89 (0.005) 16.89 (0.005)
z magnitude 16.98 (0.01) 16.98 (0.01)
G magnitude 16.81 (0.005) 16.83 16.81 16.81 (0.003) 16.83
BP magnitude 16.93 (0.005) 16.93 16.93
RP magnitude 16.59 (0.005) 16.60 16.60
Pan g magnitude 16.90 (0.005) 16.90 (0.005)
Pan r magnitude 16.88 (0.003) 16.88 (0.002)
Pan i magnitude 16.92 (0.003) 16.92 (0.003)
Pan z magnitude 17.02 (0.006) 17.02 (0.005)
Pan y magnitude 17.10 (0.007) 17.10 (0.007)
E(B-V) 0.001

* 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.