- UHRA Home
- Browsing by Author
Browsing by Author "Drilling, J.S."
Now showing items 1-1 of 1
-
NLTE spectral analysis of helium-rich sdO stars from the southern HK survey.
Drilling, J.S.; Napiwotzki, R.; Dreizler, S.; Heber, U.; Beers, T.C. (Astronomical Society of the Pacific, 1996)We have determined effective temperatures, surface gravities, and helium-to-hydrogen abundance ratios by fitting NLTE model atmospheres to high signal-to-noise- spectra of eight helium-rich sdO stars detected in the southern ...