GD 128

Other names: WD 1107+265

Parameter Unit Bergeron et al. 2011 SDSS DR12 Simbad
Right ascension 11 09 59.89 11 09 59.83
Declination 26 18 46.52 26 18 47.70
Spectral type DBA
Effective temperature [K] 15060
log(g) [cgs] 8.09
Mass [M] 0.65
log(Luminosity) [L] -2.18
Age [Gyr] 0.24
log(H/He) -5.36
log(C/He)
log(Ca/He)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas]
Distance [pc] 78.00
Composition He
Proper motion (right ascension) [mas/yr] 75.0
Proper motion (declination) [mas/yr] -152.0
Variability
Magnetic
Has a disc
B magnitude 15.82
V magnitude 15.89 15.89
R magnitude 15.90
I magnitude 15.80
J magnitude 16.19
H magnitude 15.94
K magnitude 16.05
u magnitude 15.61
g magnitude 15.67
r magnitude 15.96
i magnitude 16.21
z magnitude 16.46

Spectra

Absorption lines

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