Showing astro-phShow all
2 papers · 1 filter
astro-ph2001
Optical identification of supersoft X-ray sources in M31
Marina orio, Roberto Casalegno, Chris Conselice +3
We report on initial progress in a program of optical identification of supersoft X-ray sources in M31, pursued mainly with the WIYN telescope. We propose the identification of one…
astro-ph2000
The emission nebula associated with V1974 Cyg: a unique object?
R. Casalegno, M. Orio, J. Mathis +6
Through a program of narrow band imaging, we have observed the changing structure of the H alpha emission line around Nova Cyg 1992 (V1974 Cyg) at regular intervals from 1996 to 19…