It is a spectral type M star. Using the table above, what spectral features does Kapteyn's Star have? *
1 point
Helium, some hydrogen
Strong titanium oxide and some calcium
Hydrogen and ionized metals such as calcium and iron
Both metals and ionized metals, especially ionized calcium
Both metals and ionized metals, especially ionized calcium
Based on the given information, the spectral type of Kapteyn's Star is M. According to the options provided, the correct answer is:
Hydrogen and ionized metals such as calcium and iron