Papers will be presented by the following members of the Department of Astronomy and Astrophysics at the 206th meeting of the American Astronomical Society, May 29 - June 2, 2005 in Minneapolis MN

STAFF: Dr. Edward Guinan, Dr. Edward M. Sion STUDENTS: A.R Riedel, J.T. Marcy, S.L. Laktos E.L. Voyer


[42.01] HST-Study of Changes in the White Dwarf Component of the Most Extreme Dwarf Nova WZ Sagittae Following its Gigantic, Unexpected July 2001 Outburst

E.M. Sion, F.-H. Cheng, P. Godon (Villanova University), B.T. Gaensicke (University of Warwick), K.S. Long (Space Telescope Science Institute), P. Szkody (University of Washington)

[40.09] Fundamental Parameters of the Eclipsing Binary V380 Cyg

N. R. Evans, P. Mendygral, J. Nichols (SAO), A. W. Fullerton (U. Victoria), D. Massa (SGT, Inc.), E. F. Guinan, E. Fitzpatrick (Villanova U.), I. Ribas (U. Barcelona)

[9.04] Barnard's Star as a Proxy for Old Disk dM Stars: Magnetic Activity, Light Variations, XUV Irradiances, and Planetary Habitable Zones

A.R. Riedel, E.F. Guinan, L.E. DeWarf, S.G. Engle, G.P. McCook (Villanova University)

[9.03] Magnetic Activity and High Energy XUV Irradiances of Dwarf K-Stars - Impacts of XUV Emissions on Hosted Extrasolar Planets

S.L. Lakatos, E.N. Voyer, E.F. Guinan, L.E. DeWarf (Villanova University), I. Ribas (IEEC - Spain), G.M. Harper (CASA)

[11.11] Surprising Cyclic Eclipse-like Events in the Recent UBVRI Photometry of the Seyfert/AGN Galaxy NGC 4151

J.T. Marcy, S.G. Stegman, E.F. Guinan, S.G. Engle, G.P. McCook (Villanova University)