WD 0817+386

Other names: KUV 08172+3838, SDSS J082032.33+382848.1

Parameter Unit Gianninas et al. 2011 SDSS DR12 Simbad Kleinman et al. 2013
Right ascension 08 20 32.34 08 20 32.37 08 20 32.33
Declination 38 28 48.02 38 28 48.11 38 28 48.07
Spectral type DA DA1.9 DA
Effective temperature [K] 26070 26823
log(g) [cgs] 8.03 7.96
Mass [M] 0.66 0.62
log(Luminosity) [L]
Age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
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(Ca/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas]
Distance [pc] 130.00
Composition H
Proper motion (right ascension) [mas/yr] -82.0
Proper motion (declination) [mas/yr] -72.0
Variability
Magnetic
Has a disc
B magnitude 15.72
V magnitude 15.89
R magnitude
I magnitude
J magnitude 16.24
H magnitude
K magnitude
u magnitude 15.38 15.39 15.39
g magnitude 15.50 15.52 15.52
r magnitude 15.96 15.97 15.97
i magnitude 16.28 16.28 16.28
z magnitude 16.62 16.62 16.62

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