SDSS J155429.01+173545.9

Other names:

Parameter Unit Koester et al. 2011
Right ascension
Declination
Spectral type DZ
Effective temperature [K] 7000.0
log(g) [cgs] 8.00
Mass [M]
log(Luminosity) [L]
Age [Gyr]
log(H/He)
log(C/He)
log(Ca/He) -8.7
log(N/He)
log(O/He)
log(Na/He) -8.5
log(Mg/He) -7.4
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) -7.7
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]
Composition He
Proper motion (right ascension) [mas/yr]
Proper motion (declination) [mas/yr]
Variability
Magnetic
Has a disk
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.70
g magnitude 17.60
r magnitude 17.42
i magnitude 17.47
z magnitude 17.65

Spectra

Absorption lines

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