WD J1431-0012

All names: SDSS J143154.58-001231.4, Gaia DR3 3653115872774240768, Gaia DR2 3653115872774240768, Gaia EDR3 3653115872774240768, WD 1429+000, SDSS J143154.57-001231.2

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Tremblay et al. 2011 Mukadam et al. 2004 Harris et al. 2003 Vincent et al. 2024 Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Kleinman et al. 2004 Vincent et al. 2023
Right ascension 14 31 54.55 (0.2) 14 31 54.58 14 31 54.55 (0.2) 14 31 54.55 14 31 54.57 14 31 53.83 14 31 54.57 14 31 54.57
Declination -00 12 31.73 (0.1) -00 12 31.37 -00 12 31.72 (0.2) -00 12 31.73 -00 12 31.29 -00 12 37.44 -00 12 31.25 -00 12 31.25
Spectral type DA DA DA3 DA DA DA4.1 DA DA
Effective temperature [K] 11740.0 12870.0 (250) 12200.0 (180) 12478.0 (757) 12203.0 (177) 12702.0 (163) 12245.0 (178)
log(g) [cgs] 7.98 8.07 (0.06) 7.92 (0.07) 8.03 (0.06) 7.92 (0.07) 7.98 (0.06) 7.98 (0.07)
Mass [M] 0.593 0.65 (0.04) 0.622 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 0.3849 0.3631
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] 4.41 (0.2) 4.47 (0.2) 4.41
Distance [pc] 226.75 (8) 223.95 (12) 226.75
Composition H H
Proper motion (right ascension) [mas/yr] -21.12074783 (0.2) -21.16953513 (0.5) -15.4 -15.0
Proper motion (declination) [mas/yr] -24.73104965 (0.1) -24.82359303 (0.4) -23.5 -23.0
Variability NOV
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.75 (0.02) 18.85 18.87 (0.02) 18.85 18.85 (0.02) 18.85 (0.02)
g magnitude 18.31 (0.007) 18.40 18.40 18.40 (0.02) 18.40 18.38 (0.02) 18.40 (0.02)
r magnitude 18.55 (0.009) 18.56 18.56 (0.01) 18.56 18.56 (0.01) 18.56 (0.01)
i magnitude 18.62 (0.01) 18.73 18.73 (0.01) 18.73 18.74 (0.01) 18.73 (0.01)
z magnitude 18.84 (0.04) 19.00 19.04 (0.05) 19.01 19.04 (0.05) 19.01 (0.05)
G magnitude 18.46 (0.02) 18.49 18.46
BP magnitude 18.51 (0.02) 18.49
RP magnitude 18.55 (0.03) 18.52
Pan g magnitude 18.38 (0.007)
Pan r magnitude 18.58 (0.01)
Pan i magnitude 18.77 (0.01)
Pan z magnitude 19.00 (0.02)
Pan y magnitude 19.09 (0.04)
E(B-V) 0.035

* 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.