Other names: SDSS J172330.08+601504.9
Parameter | Unit | SDSS DR12 | Simbad | Kleinman et al. 2013 |
---|---|---|---|---|
Right ascension | 17 23 30.07 | 17 23 30.08 | 17 23 30.08 | |
Declination | 60 15 04.86 | 60 15 04.85 | 60 15 04.89 | |
Spectral type | DB | DB | ||
Effective temperature | [K] | 16711 | ||
log(g) | [cgs] | 7.78 | ||
Mass | [M☉] | 0.48 | ||
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] | -8.0 | ||
Proper motion (declination) | [mas/yr] | 15.0 | ||
Variability | ||||
Magnetic | ||||
Has a disc | ||||
B magnitude | ||||
V magnitude | ||||
R magnitude | ||||
I magnitude | ||||
J magnitude | ||||
H magnitude | ||||
K magnitude | ||||
u magnitude | 19.55 | 19.55 | 19.53 | |
g magnitude | 19.64 | 19.65 | 19.66 | |
r magnitude | 19.92 | 19.93 | 19.94 | |
i magnitude | 20.17 | 20.18 | 20.21 | |
z magnitude | 20.34 | 20.17 | 20.14 |