papers
Publications (4)
astro-ph2000
The ORFEUS II Echelle Spectrometer: Instrument description, performance and data reduction
J. Barnstedt, N. Kappelmann, I. Appenzeller +11
astro-ph1998
ORFEUS II echelle spectra: The scale height of interstellar O VI in the halo
H. Widmann, K. S. de Boer, P. Richter +8
astro-ph1998
ORFEUS II echelle spectra: Detection of H_2 absorption in SMC gas
P. Richter, H. Widmann, K. S. de Boer +8
astro-ph1999
Discovery of molecular hydrogen in a high-velocity cloud of the Galactic halo
P. Richter, K. S. de Boer, H. Widmann +4