SDSS J143101.66+024513.0

All names: GALEX J143101.6+024513, SDSS J143101.65+024513.0, SDSS J143101.66+024513.03, SDSS J143101.66+024513.0, Gaia EDR3 3656244601829882368, Gaia DR3 3656244601829882368, Gaia DR2 3656244601829882368

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 14 31 01.68 (0.4) 14 31 01.66 14 31 01.68 (0.5) 14 31 01.66 (0.4)
Declination 02 45 13.45 (0.4) 02 45 13.03 02 45 13.44 (0.4) 02 45 13.14 (0.4)
Spectral type DA: DA: DA DA
Effective temperature [K] 7257.0 7317.0 (112)
log(g) [cgs] 8.20 7.94 (0.2)
Mass [M] 0.714 0.561 (0.09)
log(Luminosity) [L]
Cooling age [Gyr] 1.8930
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] 6.54 (0.5) 5.99 (0.5) 6.54 (0.5)
Distance [pc] 152.94 (11) 166.88 (15) 152.94 (11)
Composition H
Proper motion (right ascension) [mas/yr] 17.80013778 (0.5) 17.45361197 (1) 17.8 (0.5)
Proper motion (declination) [mas/yr] 19.42720911 (0.5) 19.03023679 (0.8) 19.427 (0.5)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.29 (0.05) 20.30 (0.05) 20.29 (0.05)
g magnitude 19.86 (0.02) 19.88 (0.02) 19.86 (0.02)
r magnitude 19.72 (0.02) 19.74 (0.02) 19.72 (0.02)
i magnitude 19.72 (0.03) 19.75 (0.03) 19.72 (0.03)
z magnitude 19.65 (0.09) 19.68 (0.09) 19.65 (0.09)
G magnitude 19.71 (0.06) 19.76 19.71 (0.006)
BP magnitude 19.95 (0.06) 19.90
RP magnitude 19.43 (0.06) 19.61
Pan g magnitude 19.84 (0.01)
Pan r magnitude 19.73 (0.01)
Pan i magnitude 19.73 (0.01)
Pan z magnitude 19.78 (0.007)
Pan y magnitude 19.77 (0.02)
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.