SDSS J143218.26+430126.7

All names: WD 1430+432, SDSS J143218.26+430126.7, GALEX J143218.2+430127, Gaia EDR3 1491794840875165696, Gaia DR2 1491794836578542080, SDSS J143218.25+430126.7, Gaia DR3 1491794840875165696, SDSS J143218.26+430126.8

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 18.25 (0.2) 14 32 18.26 14 32 18.25 (0.2) 14 32 18.26 14 32 18.26 (0.2) 14 32 18.26 14 32 18.38 14 32 18.26
Declination 43 01 26.86 (0.2) 43 01 26.74 43 01 26.86 (0.2) 43 01 26.69 43 01 26.74 (0.2) 43 01 26.73 43 01 24.60 43 01 26.72
Spectral type DA DA DA DAH DAP DA_auto DA DAH DA
Effective temperature [K] 24172.1 (1042) 22132.0 24000.0 25378.0 (588) 25429.0 (590)
log(g) [cgs] 7.92 (0.2) 7.84 8.00 (0) 7.96 (0.1) 7.94 (0.1)
Mass [M] 0.5881969724274575 (0.1) 0.543
log(Luminosity) [L]
Cooling age [Gyr] 0.0295
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] 1.72 (0.2) 1.68 (0.3) 1.72 (0.2)
Distance [pc] 582.32 (70) 596.13 (97) 582.31 (70)
Composition H H
Proper motion (right ascension) [mas/yr] -9.468413635 (0.2) -9.188023985 (0.4) -9.468 (0.2) 3.2
Proper motion (declination) [mas/yr] 7.56906574 (0.2) 7.131461374 (0.4) 7.569 (0.2) 2.2
Variability
Magnetic yes yes
Bd [MG] 1.01 1.01 (0)
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.90 (0.02) 18.90 (0.02) 18.86 (0.03) 18.90 (0.02)
g magnitude 18.97 (0.009) 18.97 (0.009) 18.99 (0.01) 19.00 (0.01)
r magnitude 19.41 (0.01) 19.41 (0.01) 19.41 (0.02) 19.43 (0.02)
i magnitude 19.71 (0.02) 19.71 (0.02) 19.71 (0.03) 19.72 (0.03)
z magnitude 20.17 (0.1) 20.17 (0.1) 20.15 (0.1) 20.16 (0.1)
G magnitude 19.24 (0.02) 19.27 19.24 (0.004)
BP magnitude 19.22 (0.02) 19.18
RP magnitude 19.49 (0.05) 19.53
Pan g magnitude 19.05 (0.007)
Pan r magnitude 19.44 (0.009)
Pan i magnitude 19.78 (0.006)
Pan z magnitude 20.03 (0.02)
Pan y magnitude 20.17 (0.05)
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.