Other names: WD 0213+427, 02169+4258, LHS 153
Parameter | Unit | Limoges et al. 2015 | Giammichele et al. 2012 | Bergeron et al. 2001 | Simbad |
---|---|---|---|---|---|
Right ascension | 02 16 56.44 | ||||
Declination | 42 58 11.10 | ||||
Spectral type | DA | DA | DA | ||
Effective temperature | [K] | 5410 | 5507 | 5600 | |
log(g) | [cgs] | 8.03 | 8.10 | 8.12 | |
Mass | [M☉] | 0.60 | 0.64 | 0.66 | |
log(Luminosity) | [L☉] | -3.92 | -3.93 | -3.91 | |
Age | [Gyr] | 4.02 | 3.89 | ||
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] | 50.20 | 50.20 | 50.20 | 51.00 |
Distance | [pc] | 19.90 | 19.90 | 19.92 | |
Composition | H | H | H | ||
Proper motion (right ascension) | [mas/yr] | 825.0 | |||
Proper motion (declination) | [mas/yr] | -582.0 | |||
Variability | |||||
Magnetic | no | ||||
Has a disc | |||||
B magnitude | 16.95 | 16.95 | 16.96 | ||
V magnitude | 16.22 | 16.22 | 16.23 | ||
R magnitude | 15.77 | 15.77 | 16.30 | ||
I magnitude | 15.37 | 15.37 | |||
J magnitude | 14.98 | 14.98 | 14.65 | ||
H magnitude | 14.73 | 14.73 | 13.73 | ||
K magnitude | 14.52 | 14.52 | 15.18 | ||
u magnitude | |||||
g magnitude | |||||
r magnitude | |||||
i magnitude | |||||
z magnitude |