SDSS J143235.46+454852.5

All names: Gaia EDR3 1494913635670540928, SDSS J143235.46+454852.5, Gaia DR2 1494913635670540928, WD 1430+460, SDSS J143235.45+454852.5, SDSS J143235.46+454852.4, Gaia DR3 1494913635670540928, GALEX J143235.4+454852

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Hardy et al. 2023a MWDD H Gaia DR2 Stilism Ferrario et al. 2015 Kulebi et al. 2009 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 14 32 35.46 (0.3) 14 32 35.47 14 32 35.46 (0.4) 14 32 35.46 14 32 35.47 (0.3) 14 32 35.46 14 32 35.38 14 32 35.46
Declination 45 48 52.66 (0.3) 45 48 52.50 45 48 52.66 (0.4) 45 48 52.49 45 48 52.58 (0.3) 45 48 52.52 45 48 49.68 45 48 52.52
Spectral type DAH DA DA DAH DAP DA DA DA DAH
Effective temperature [K] 17261.9 (526) 12528.0 16750.0 21302.0 (720) 19741.0 (1523)
log(g) [cgs] 8.23 (0.2) 7.86 8.00 (0) 8.98 (0.03) 9.94 (0.07)
Mass [M] 0.75545337582576 (0.3) 0.527
log(Luminosity) [L]
Cooling age [Gyr] 0.2753
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] 1.80 (0.4) 1.91 (0.5) 1.80 (0.4)
Distance [pc] 556.13 (123) 524.46 (139) 556.14 (123)
Composition H H
Proper motion (right ascension) [mas/yr] -7.122361576 (0.3) -7.942299268 (0.7) -7.122 (0.3) 2.1
Proper motion (declination) [mas/yr] 5.266293681 (0.4) 5.645778047 (0.8) 5.266 (0.4) -55.7
Variability
Magnetic yes yes yes
Bd [MG] 8.185665984445379 12.29 (7) 12.29 (7)
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.08 (0.04) 20.08 (0.04) 20.05 (0.04) 20.05 20.06 (0.04)
g magnitude 19.95 (0.02) 19.95 (0.02) 19.94 (0.02) 19.94 19.94 (0.02)
r magnitude 20.24 (0.02) 20.24 (0.03) 20.24 (0.03) 20.24 20.24 (0.03)
i magnitude 20.48 (0.04) 20.48 (0.04) 20.48 (0.05) 20.49 20.48 (0.05)
z magnitude 20.51 (0.1) 20.52 (0.1) 20.52 (0.1) 20.53 20.53 (0.1)
G magnitude 20.09 (0.05) 20.15 20.09 (0.005)
BP magnitude 20.09 (0.05) 19.90
RP magnitude 20.27 (0.08) 20.07
Pan g magnitude 19.91 (0.05)
Pan r magnitude 20.18 (0.03)
Pan i magnitude 20.49 (0.02)
Pan z magnitude 20.75 (0.05)
Pan y magnitude
E(B-V) 0.022

* 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.