SDSS J143139.16+335311.8

All names: SDSS J143139.16+335311.9, SDSS J143139.16+335311.8, GALEX J143139.2+335311, Gaia DR2 1287452181104432128, Gaia DR3 1287452181104432128, Gaia EDR3 1287452181104432128

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 14 31 39.15 (0.4) 14 31 39.16 14 31 39.15 (0.5) 14 31 39.16 (0.4) 14 31 39.16
Declination 33 53 11.93 (0.5) 33 53 11.91 33 53 11.93 (0.8) 33 53 11.83 (0.5) 33 53 11.84
Spectral type DA DA DA DA
Effective temperature [K] 12014.0 16766.0 (736)
log(g) [cgs] 8.41 7.88 (0.2)
Mass [M] 0.867 0.556 (0.09)
log(Luminosity) [L]
Cooling age [Gyr] 0.7047
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] 1.83 (0.8) 2.29 (1) 1.83 (0.8)
Distance [pc] 546.60 (234) 436.04 (207) 546.60 (234)
Composition H
Proper motion (right ascension) [mas/yr] -6.882289039 (0.4) -4.721673714 (1) -6.882 (0.4)
Proper motion (declination) [mas/yr] 6.325182961 (0.7) 9.839427541 (2) 6.325 (0.7)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.58 (0.05) 20.58 (0.05) 20.43 (0.07)
g magnitude 20.38 (0.02) 20.39 (0.02) 20.39 (0.03)
r magnitude 20.72 (0.03) 20.71 (0.03) 20.65 (0.04)
i magnitude 20.80 (0.05) 20.79 (0.05) 20.89 (0.07)
z magnitude 20.88 (0.2) 20.88 (0.2) 20.86 (0.2)
G magnitude 20.53 (0.06) 20.60 20.53 (0.006)
BP magnitude 20.51 (0.06) 20.50
RP magnitude 20.36 (0.09) 20.52
Pan g magnitude 20.45 (0.01)
Pan r magnitude 20.64 (0.04)
Pan i magnitude 20.87 (0.03)
Pan z magnitude 20.92 (0.08)
Pan y magnitude 20.70 (0.2)
E(B-V) 0.019

* 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.