SDSS J163030.58+423305.8

Other names: SDSS J163030.59+423305.8

Parameter Unit SDSS DR12 Simbad Kleinman et al. 2013
Right ascension 16 30 30.58 16 30 30.59 16 30 30.59
Declination 42 33 05.78 42 33 05.80 42 33 05.82
Spectral type DA DA
Effective temperature [K] 14660
log(g) [cgs] 6.92
Mass [M] 0.26
log(Luminosity) [L]
Age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
Parallax [mas]
Distance [pc]
Composition
Proper motion (right ascension) [mas/yr] 4.0
Proper motion (declination) [mas/yr] -8.0
Variability
Magnetic
Has a disc
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.45 19.44 19.42
g magnitude 19.04 19.01 19.01
r magnitude 19.32 19.30 19.30
i magnitude 19.54 19.59 19.60
z magnitude 19.82 19.91 19.92

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