GD 54

All names: Gaia DR3 3273645105468368000, GALEX J035441.0+052319, WD 0352+052, Gaia DR2 3273645105468368000, J0354+0523, USNO-B1.0 0953-00037744, Gaia EDR3 3273645105468368000, GD 54, LSPM J0354+0523, KUV 03520+0515, WDJ035441.01+052320.60

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Caron et al. 2023 MWDD H MWDD HE Gaia DR2 Stilism Gianninas et al. 2011 Koester et al. 2009 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 03 54 41.12 (0.06) 03 54 41.12 (0.07) 03 54 41.12 03 54 41.01 (0.06) 03 54 41.12 03 54 40.03
Declination 05 23 18.20 (0.04) 05 23 18.27 (0.05) 05 23 18.20 05 23 20.61 (0.04) 05 23 18.27 05 23 22.20
Spectral type DA DA DA DA4.8 DA
Effective temperature [K] 10188.0 (43) 10181.0 10346.0 10400.0 (152) 10136.0 (14) 10125.0 (113)
log(g) [cgs] 7.96 (0.01) 7.96 7.91 8.17 (0.06) 7.97 (0.01) 7.95 (0.02)
Mass [M] 0.579 (0.008) 0.578 0.53 0.71 (0.04) 0.573 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 0.5800 0.5473 0.5056
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] 12.18 (0.07) 12.18 (0.08) 12.18 (0.08) 12.18 12.18 (0.07) 12.18 (0.08)
Distance [pc] 82.09 (0.5) 82.10 (0.5) 82.09 (0.6) 52.00 82.09 82.09 (0.5) 82.09 (0.6)
Composition H H
Proper motion (right ascension) [mas/yr] 100.0109843 (0.08) 99.94370356 (0.2) 100.011 (0.08) 99.94370356
Proper motion (declination) [mas/yr] -150.5097348 (0.06) -150.3581701 (0.1) -150.51 (0.06) -150.3581701
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.00
V magnitude 15.90
R magnitude 16.50
I magnitude
J magnitude 16.56 (0.02)
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 16.62 (0.003) 16.65 16.62 16.62 (0.003) 16.65
BP magnitude 16.69 (0.003) 16.68 16.68
RP magnitude 16.55 (0.007) 16.58 16.58
Pan g magnitude 16.61 (0.003) 16.61 (0.003)
Pan r magnitude 16.72 (0.003) 16.72 (0.003)
Pan i magnitude 16.87 (0.004) 16.87 (0.004)
Pan z magnitude 17.03 (0.003) 17.03 (0.003)
Pan y magnitude 17.16 (0.006) 17.16 (0.006)
E(B-V) 0.002

* 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.