Other names: WD 0101+048, 01038+0504, G1-45, LTT 10380
Parameter | Unit | Limoges et al. 2015 | Giammichele et al. 2012 | Gianninas et al. 2011 | Bergeron et al. 2001 | Simbad |
---|---|---|---|---|---|---|
Right ascension | 01 03 49.94 | |||||
Declination | 05 04 30.68 | |||||
Spectral type | DA | DA | DA | DA | ||
Effective temperature | [K] | 8480 | 8062 | 8580 | 8080 | |
log(g) | [cgs] | 8.17 | 7.54 | 8.37 | 7.55 | |
Mass | [M☉] | 0.70 | 0.36 | 0.83 | 0.37 | |
log(Luminosity) | [L☉] | -3.22 | -2.96 | -2.96 | ||
Age | [Gyr] | 0.63 | 0.63 | |||
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] | 46.90 | 46.90 | 46.90 | 45.00 | |
Distance | [pc] | 21.30 | 21.30 | 13.00 | 21.32 | |
Composition | H | H | H | H | ||
Proper motion (right ascension) | [mas/yr] | 320.0 | ||||
Proper motion (declination) | [mas/yr] | 232.0 | ||||
Variability | NOV | |||||
Magnetic | no | |||||
Has a disc | ||||||
B magnitude | 14.26 | 14.26 | 14.24 | |||
V magnitude | 14.00 | 14.00 | 14.10 | |||
R magnitude | 13.83 | 13.83 | 13.70 | |||
I magnitude | 13.66 | 13.66 | 13.20 | |||
J magnitude | 13.51 | 13.51 | 13.50 | |||
H magnitude | 13.39 | 13.39 | 13.40 | |||
K magnitude | 13.38 | 13.38 | 13.42 | |||
u magnitude | ||||||
g magnitude | ||||||
r magnitude | ||||||
i magnitude | ||||||
z magnitude |