WD 1431+011

All names: WD 1431+011, SDSS J143425.45+005306.3, Gaia DR3 3654973188430948480, Gaia EDR3 3654973188430948480, Gaia DR2 3654973188430948480, SDSS J143425.45+005306.4, 2QZ J143425.4+005306

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD HE Gaia DR2 Stilism Harris et al. 2003 Simbad White Dwarf Catalog (McCook & Sion 1999) Vincent et al. 2023
Right ascension 14 34 25.42 (0.6) 14 34 25.45 14 34 25.43 (0.8) 14 34 25.45 (0.6) 14 34 25.06
Declination 00 53 06.32 (0.4) 00 53 06.41 00 53 06.32 (0.5) 00 53 06.38 (0.4) 00 52 59.16
Spectral type DB4: DB4: DB4 DB4: DC
Effective temperature [K] 12314.0
log(g) [cgs] 6.96
Mass [M] 0.208
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 1.32 (0.6) 1.03 (0.7) 1.32 (0.6)
Distance [pc] 757.02 (359) 967.78 (615) 757.00 (359)
Composition He
Proper motion (right ascension) [mas/yr] -22.62529962 (0.8) -21.10613368 (2) -22.625 (0.8)
Proper motion (declination) [mas/yr] -3.786760559 (0.6) -2.234149917 (1) -3.787 (0.6)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.02 (0.04) 19.99 19.98 (0.04) 19.99
g magnitude 20.05 (0.02) 20.08 20.05 (0.02) 20.08
r magnitude 20.29 (0.03) 20.31 20.29 (0.03) 20.31
i magnitude 20.55 (0.04) 20.56 20.55 (0.04) 20.56
z magnitude 20.81 (0.2) 20.86 20.85 (0.2) 20.86
G magnitude 20.18 (0.1) 20.23 20.18 (0.008)
BP magnitude 20.24 (0.1) 19.99
RP magnitude 20.46 (0.1) 20.15
Pan g magnitude 20.10 (0.02)
Pan r magnitude 20.33 (0.03)
Pan i magnitude 20.56 (0.02)
Pan z magnitude 20.64 (0.03)
Pan y magnitude 20.21 (0.2)
E(B-V) 0.036

* 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.