Abundances of Neutron-Capture Elements in the Hot Extreme Helium Stars V1920 Cygni and HD 124448
An Analysis of Ultraviolet Spectra of Extreme Helium Stars and New Clues to Their Origins
Quantitative spectroscopy of extreme helium stars Model atmospheres and a non-LTE abundance analysis of BD+10deg2179
Instrument
STIS, STIS/CCD, STIS/NUV-MAMA
Temporal Coverage
2002-09-07T11:13:52Z/2003-07-21T22:24:42Z
Version
1.0
Mission Description
Launched in 1990, the NASA/ESA Hubble Space Telescope remains the premier UV and visible light telescope in orbit. With well over 1.6 million observations from 10 different scientific instruments, the ESA Hubble Science Archive is a treasure trove of astronomical data to be exploited.
European Space Agency, Lambert comma David L., 2007, 'New Clues to the Origin of the Extreme Helium Stars', 1.0, European Space Agency, https://doi.org/10.5270/esa-daj0393