WD 1312+641

All names: Gaia DR3 1676165206931380992, Gaia DR2 1676165206931380992, SDSS J131401.90+635552.0, SDSS J131402.01+635552.00, WD 1312+641, SDSS J131402.01+635552.0, SDSS J131402.02+635551.8, SDSS J131402.01+635551.9, Gaia EDR3 1676165206931380992, GALEX J131402.0+635551

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Koester & Kepler 2015 Vincent et al. 2024 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 13 14 01.85 (0.07) 13 14 02.02 13 14 01.86 (0.09) 13 14 01.85 13 14 02.02 (0.07) 13 14 02.02 13 14 01.68 13 14 02.01
Declination 63 55 52.03 (0.06) 63 55 51.95 63 55 52.03 (0.08) 63 55 52.03 63 55 51.94 (0.06) 63 55 51.88 63 55 50.52 63 55 51.98
Spectral type DB DB DB DB DB3.5 DB_PEC DB
Effective temperature [K] 13426.0 13164.0 12753.0 13755.0 (40) 13779.0 (368) 15493.0 (71) 14221.0 (152)
log(g) [cgs] 7.90 8.02 7.98 8.00 (0) 8.13 (0.03) 8.99 (0.02) 8.66 (0.1)
Mass [M] 0.529 0.6 0.572 0.665 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.3119
log(H/He) -6.003 -5.9 (1)
log(C/He)
log(Ca/He) <-9.11
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] 6.07 (0.08) 5.95 (0.1) 6.07 6.07 (0.08)
Distance [pc] 164.70 (2) 168.10 (3) 176.00 164.70 164.70 (2)
Composition He
Proper motion (right ascension) [mas/yr] -69.81116716 (0.08) -69.72239945 (0.2) -69.811 (0.08) -64.9
Proper motion (declination) [mas/yr] 5.876275056 (0.08) 6.179526198 (0.2) 5.876 (0.07) 9.7
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 17.62 (0.01) 17.61 (0.01) 17.61 (0.02) 17.62 17.62 (0.02)
g magnitude 17.62 (0.005) 17.62 (0.005) 17.59 (0.02) 17.59 17.59 (0.02)
r magnitude 17.87 (0.006) 17.87 (0.006) 17.89 (0.01) 17.88 17.89 (0.01)
i magnitude 18.06 (0.008) 18.07 (0.008) 18.06 (0.03) 17.99 18.07 (0.03)
z magnitude 18.34 (0.03) 18.34 (0.03) 18.36 (0.04) 18.31 18.37 (0.04)
G magnitude 17.74 (0.009) 17.78 17.74 17.74 (0.003)
BP magnitude 17.71 (0.009) 17.69
RP magnitude 17.79 (0.02) 17.79
Pan g magnitude 17.67 (0.006)
Pan r magnitude 17.88 (0.004)
Pan i magnitude 18.11 (0.004)
Pan z magnitude 18.30 (0.01)
Pan y magnitude 18.43 (0.02)
E(B-V) 0.012

* 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.