New Photometric Investigation of the Solar-Type Shallow-Contact Binary HH Bootis

Figure 1

Normalized spectra of the eclipsing binary HH Boo from 3300 Å to 5700 Å, observed on 2017 June 4 with the 2.16 m telescope at the Xinglong station of National Astronomical Observatories of China. The lower pane is the spectrum data of G2V type star from the stellar spectral classification ([32]).