Other names: SDSS J172250.66+601102.3, SDSS J172250.66+601102.4
Parameter | Unit | Tremblay et al. 2011 | SDSS DR12 | Simbad | Kleinman et al. 2013 |
---|---|---|---|---|---|
Right ascension | 17 22 50.66 | 17 22 50.66 | 17 22 50.66 | ||
Declination | 60 11 02.39 | 60 11 02.37 | 60 11 02.37 | ||
Spectral type | DA | DA | DA | ||
Effective temperature | [K] | 19200 | 18414 | ||
log(g) | [cgs] | 7.96 | 7.99 | ||
Mass | [M☉] | 0.60 | 0.61 | ||
log(Luminosity) | [L☉] | ||||
Age | [Gyr] | 0.09 | |||
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] | ||||
Composition | H | ||||
Proper motion (right ascension) | [mas/yr] | 9.0 | |||
Proper motion (declination) | [mas/yr] | 35.0 | |||
Variability | |||||
Magnetic | |||||
Has a disc | |||||
B magnitude | |||||
V magnitude | |||||
R magnitude | |||||
I magnitude | |||||
J magnitude | |||||
H magnitude | |||||
K magnitude | |||||
u magnitude | 19.07 | 19.07 | 19.07 | ||
g magnitude | 18.87 | 18.89 | 18.89 | ||
r magnitude | 19.22 | 19.22 | 19.22 | ||
i magnitude | 19.51 | 19.51 | 19.51 | ||
z magnitude | 19.84 | 19.90 | 19.86 |