SDSS J140115.24+183334.8

All names: Gaia EDR3 1245647477705696896, LAMOST J140115.24+183334.8, Gaia DR2 1245647477705696896, GALEX J140115.2+183333, SDSS J140115.24+183334.8, SDSS J140115.23+183334.8, Gaia DR3 1245647477705696896

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Bedard et al. 2020 MWDD H Gaia DR2 Stilism Guo et al. 2015 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 14 01 15.24 (0.09) 14 01 15.24 14 01 15.24 (0.1) 14 01 15.25 (0.09) 14 01 15.24
Declination 18 33 34.73 (0.09) 18 33 34.81 18 33 34.74 (0.1) 18 33 34.81 (0.09) 18 33 34.82
Spectral type DA DA DA DA DA DA
Effective temperature [K] 33656.0 (409) 20512.0 33333.0 (243)
log(g) [cgs] 7.32 (0.08) 6.72 7.32 (0.05)
Mass [M] 0.38 (0.02) 0.211 0.449 (0.01)
log(Luminosity) [L] -0.23 (0.06)
Cooling age [Gyr] 0.0008 (0.0005)
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] 1.11 (0.1) 1.26 (0.2) 1.11 (0.1)
Distance [pc] 899.31 (113) 796.28 (113) 899.28 (113)
Composition H H
Proper motion (right ascension) [mas/yr] -10.6722196 (0.1) -10.70781896 (0.3) -10.672 (0.1)
Proper motion (declination) [mas/yr] -4.758567058 (0.1) -4.448692715 (0.3) -4.759 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 17.77 (0.01) 17.77 (0.01) 17.78 (0.02)
g magnitude 17.99 (0.006) 17.99 (0.006) 18.02 (0.02)
r magnitude 18.43 (0.008) 18.43 (0.008) 18.45 (0.01)
i magnitude 18.79 (0.01) 18.79 (0.01) 18.81 (0.02)
z magnitude 19.08 (0.05) 19.08 (0.04) 19.09 (0.05)
G magnitude 18.21 (0.01) 18.26 18.21 (0.003)
BP magnitude 18.09 (0.01) 18.07
RP magnitude 18.45 (0.02) 18.45
Pan g magnitude 18.05 (0.005)
Pan r magnitude 18.45 (0.007)
Pan i magnitude 18.79 (0.007)
Pan z magnitude 19.03 (0.01)
Pan y magnitude 19.16 (0.03)
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.