WD 1332+643

All names: SDSS J133340.34+640627.4, Gaia DR3 1665858350572796672, Gaia DR2 1665858350572796672, SDSS J133340.34+640627.3, GALEX J133340.3+640627, SDSS J133340.33+640627.3, WD 1332+643, Gaia EDR3 1665858350572796672, J1333+6406

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Jewett et al. 2024 Hardy et al. 2023a MWDD H Gaia DR2 Stilism Ferrario et al. 2015 Kulebi et al. 2009 Harris et al. 2003 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 33 40.49 (0.09) 13 33 40.34 13 33 40.49 (0.1) 13 33 40.34 13 33 40.49 13 33 40.35 (0.09) 13 33 40.34 13 33 39.22 13 33 40.34
Declination 64 06 26.89 (0.09) 64 06 27.36 64 06 26.90 (0.1) 64 06 27.40 64 06 26.89 64 06 27.36 (0.09) 64 06 27.31 64 06 21.24 64 06 27.38
Spectral type DAH DAH DA DA DAH DAH DA: DAH DAH DAH DAH DAH
Effective temperature [K] 12564.0 (181) 13158.8 (659) 12810.0 13500.0 12137.0 (373) 16396.0 (123) 20048.0 (152)
log(g) [cgs] 8.81 8.84 (0.08) 8.83 8.00 (0) 8.78 (0.03) 9.00 (0.001) 10.00 (0.002)
Mass [M] 1.105 (0.01) 1.1230197552403354 (0.08) 1.116 1.091 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 1.4900 (0.07) 1.3500
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] 9.93 (0.1) 9.97 (0.1) 9.93 9.93 (0.1)
Distance [pc] 100.75 (1) 100.25 (1) 100.75 100.75 (1)
Composition H H H
Proper motion (right ascension) [mas/yr] 60.07420519 (0.1) 60.19881027 (0.3) 60.074 (0.1) 57.3
Proper motion (declination) [mas/yr] -29.34664617 (0.1) -29.14241732 (0.2) -29.347 (0.1) -31.0
Variability
Magnetic yes yes yes yes yes yes
Bd [MG] 13.371554373290024 10.71 (1) 10.71 (1)
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.13 (0.01) 18.16 18.13 (0.01) 18.17 (0.02) 18.16 18.15 (0.02)
g magnitude 17.87 (0.005) 17.88 17.87 (0.005) 17.88 (0.02) 17.88 17.88 (0.02)
r magnitude 18.07 (0.007) 18.10 18.07 (0.007) 18.10 (0.02) 18.10 18.09 (0.02)
i magnitude 18.24 (0.009) 18.25 18.24 (0.009) 18.26 (0.03) 18.25 18.25 (0.03)
z magnitude 18.54 (0.03) 18.56 18.54 (0.03) 18.57 (0.04) 18.56 18.57 (0.04)
G magnitude 17.96 (0.009) 17.99 17.96 17.96 (0.003)
BP magnitude 17.98 (0.009) 17.96
RP magnitude 18.03 (0.02) 18.01
Pan g magnitude 17.88 (0.006)
Pan r magnitude 18.06 (0.003)
Pan i magnitude 18.29 (0.004)
Pan z magnitude 18.50 (0.01)
Pan y magnitude 18.64 (0.02)
E(B-V) 0.007

* 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.