WD J0648-253

All names: WDJ064856.09-252346.96, Gaia DR2 2921786919133198848, Gaia DR3 2921786919133198848, WD 0646-253, RE J0648-252, Gaia EDR3 2921786919133198848

Parameter Unit Gaia EDR3 Pan-STARRS DR1 MWDD H Gaia DR2 Stilism Gianninas et al. 2011 Koester et al. 2009 Vincent et al. 2024 Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 06 48 56.06 (0.02) 06 48 56.06 (0.02) 06 48 56.06 06 48 56.06 06 48 55.75
Declination -25 23 46.41 (0.02) -25 23 46.43 (0.03) -25 23 46.41 -25 23 46.43 -25 23 52.08
Spectral type DA DA DA DA2
Effective temperature [K] 26194.0 28380.0 (411) 27990.0 (21) 31005.0 (316)
log(g) [cgs] 7.85 7.99 (0.04) 7.79 (0.004) 8.07 (0.01)
Mass [M] 0.559 0.64 (0.03) 0.688 (0.008)
log(Luminosity) [L]
Cooling age [Gyr] 0.0145
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] 18.86 (0.03) 18.79 (0.04) 18.86 18.79 (0.04)
Distance [pc] 53.01 (0.07) 53.22 (0.1) 52.00 53.01 53.22 (0.1)
Composition H H
Proper motion (right ascension) [mas/yr] -25.35503721 (0.02) -25.39431155 (0.05) -25.39431155
Proper motion (declination) [mas/yr] 34.25638496 (0.03) 34.29106216 (0.07) 34.29106216
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude 13.80
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 13.63 (0.0008) 13.65 13.63 13.65
BP magnitude 13.50 (0.0008) 13.47 13.47
RP magnitude 13.90 (0.0006) 13.90 13.90
Pan g magnitude 13.47 (0.001)
Pan r magnitude 13.88 (0.003)
Pan i magnitude 14.25 (0.006)
Pan z magnitude 14.52 (0.003)
Pan y magnitude 14.70 (0.004)
E(B-V) 0.000

* 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.