ASTROPHYSICS AND SPACE SCIENCE, vol.197, no.1, pp.35-41, 1992 (Journal Indexed in SCI)
Article / Article
Title of Journal :
ASTROPHYSICS AND SPACE SCIENCE
The He II lambda1640 angstrom emission feature on the IUE spectra of II Peg has been compared with the observed X-ray flux. The atmospheric activity level is determined by comparing the several diagnostic line intensities with the solar case.