Other names: 07307+4810B, G107-70B
Parameter | Unit | Limoges et al. 2015 | Giammichele et al. 2012 | Bergeron et al. 2001 | Simbad |
---|---|---|---|---|---|
Right ascension | 07 30 47.36 | ||||
Declination | 48 10 27.59 | ||||
Spectral type | DA | DA | DA | ||
Effective temperature | [K] | 4940 | 4926 | 5000 | |
log(g) | [cgs] | 8.12 | 8.10 | 8.12 | |
Mass | [M☉] | 0.65 | 0.65 | 0.66 | |
log(Luminosity) | [L☉] | -4.13 | -4.13 | -4.12 | |
Age | [Gyr] | 7.13 | 7.02 | ||
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] | 90.00 | 90.00 | 90.00 | |
Distance | [pc] | 11.10 | 11.10 | 11.11 | |
Composition | H | H | H | ||
Proper motion (right ascension) | [mas/yr] | -225.0 | |||
Proper motion (declination) | [mas/yr] | -1267.0 | |||
Variability | |||||
Magnetic | no | ||||
Has a disc | |||||
B magnitude | 16.54 | 16.54 | 16.54 | ||
V magnitude | 15.56 | 15.56 | 15.56 | ||
R magnitude | 15.03 | 15.03 | |||
I magnitude | 14.54 | 14.54 | |||
J magnitude | 13.96 | 13.96 | |||
H magnitude | 13.72 | 13.72 | |||
K magnitude | 13.63 | 13.63 | |||
u magnitude | |||||
g magnitude | |||||
r magnitude | |||||
i magnitude | |||||
z magnitude |