Other names: WD 1049+103, PG 1049+103, SDSS J105227.72+100337.6
Parameter | Unit | Gianninas et al. 2011 | SDSS DR12 | Simbad | Kleinman et al. 2013 |
---|---|---|---|---|---|
Right ascension | 10 52 27.72 | 10 52 27.72 | 10 52 27.72 | ||
Declination | 10 03 37.66 | 10 03 38.00 | 10 03 37.61 | ||
Spectral type | DA | DA2.5 | DAM | ||
Effective temperature | [K] | 20000 | 22193 | ||
log(g) | [cgs] | 7.88 | 7.48 | ||
Mass | [M☉] | 0.56 | |||
log(Luminosity) | [L☉] | ||||
Age | [Gyr] | ||||
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] | 103.00 | |||
Composition | H | ||||
Proper motion (right ascension) | [mas/yr] | -32.0 | |||
Proper motion (declination) | [mas/yr] | -92.0 | |||
Variability | |||||
Magnetic | |||||
Has a disc | |||||
B magnitude | 15.83 | ||||
V magnitude | |||||
R magnitude | 15.30 | ||||
I magnitude | |||||
J magnitude | 13.27 | ||||
H magnitude | 12.83 | ||||
K magnitude | 12.48 | ||||
u magnitude | 15.72 | 15.72 | 15.71 | ||
g magnitude | 15.62 | 15.62 | 15.65 | ||
r magnitude | 15.79 | 15.79 | 15.82 | ||
i magnitude | 15.24 | 15.24 | 15.25 | ||
z magnitude | 14.63 | 14.63 | 14.65 |