Rotational Modulation of the EUV Coronal Emission from HR1099 Drake, J. J. ; Brown, A. ; Patterer, R. J. ; Vedder, P. W. ; Bowyer, S. ; Guinan, E. F. ; McDonald, J. Abstract Publication: American Astronomical Society Meeting Abstracts #182 Pub Date: May 1993 Bibcode: 1993AAS...182.4112D