Other names: WD 1503-070, GD 175
Parameter | Unit | Gianninas et al. 2011 | Bergeron et al. 2001 | Simbad | |
---|---|---|---|---|---|
Right ascension | 15 05 49.32 | ||||
Declination | -07 14 40.86 | ||||
Spectral type | DA | DA | |||
Effective temperature | [K] | 6920 | 6990 | ||
log(g) | [cgs] | 9.56 | 8.17 | ||
Mass | [M☉] | 1.35 | 0.70 | ||
log(Luminosity) | [L☉] | -3.56 | |||
Age | [Gyr] | 2.02 | |||
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] | 38.50 | 39.10 | ||
Distance | [pc] | 7.00 | 25.97 | ||
Composition | H | H | |||
Proper motion (right ascension) | [mas/yr] | -204.0 | |||
Proper motion (declination) | [mas/yr] | -20.0 | |||
Variability | |||||
Magnetic | yes | ||||
Has a disc | |||||
B magnitude | 16.28 | 16.27 | |||
V magnitude | 15.88 | 15.89 | |||
R magnitude | 15.60 | ||||
I magnitude | 15.33 | ||||
J magnitude | 15.07 | 15.08 | |||
H magnitude | 14.93 | 14.99 | |||
K magnitude | 14.91 | 14.85 | |||
u magnitude | |||||
g magnitude | |||||
r magnitude | |||||
i magnitude | |||||
z magnitude |