WD 0846+557

Other names: PG 0846+558, SDSS J084951.10+553514.7, SDSS J084951.11+553514.7

Parameter Unit Gianninas et al. 2011 Tremblay et al. 2011 SDSS DR12 Simbad Kleinman et al. 2013
Right ascension 08 49 51.12 08 49 51.11 08 49 51.11
Declination 55 35 14.56 55 35 14.74 55 35 14.69
Spectral type DA DA DA1.8 DA
Effective temperature [K] 28330 28860 28653
log(g) [cgs] 7.92 7.80 7.82
Mass [M] 0.60 0.54 0.56
log(Luminosity) [L]
Age [Gyr] 0.01
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] 195.00
Composition H H
Proper motion (right ascension) [mas/yr] 12.0
Proper motion (declination) [mas/yr] -16.0
Variability
Magnetic
Has a disc
B magnitude 16.25
V magnitude 16.42
R magnitude 16.51
I magnitude 16.46
J magnitude
H magnitude
K magnitude
u magnitude 15.96 15.99 15.99
g magnitude 16.16 16.19 16.19
r magnitude 16.60 16.62 16.62
i magnitude 16.95 16.94 16.94
z magnitude 17.28 17.26 17.26

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