Session 25. Circumstellar Material and Mass Loss

Oral, Monday, January 6, 2003, 10:00-11:30am, 602-604

25.01 ACS Coronagraphic Observations of the HD141569 Circumstellar Disk

M. Clampin, J. E. Krist (STScI), D. A. Golimowski, D. R. Ardila (JHU), F. Bartko (Bartko Sci. & Tech.), N. Ben\'itez, J.P. Blakeslee (JHU), R. Bouwens (UCO/Lick Observatory), T.J. Broadhurst (Racah Inst. Physics, Hebrew U.), R.A. Brown, C. Burrows (STScI), E. Cheng (GSFC), N. Cross, P.D. Feldman, H.C. Ford (JHU), M. Franx (Leiden Obs.), C. Gronwall (Pennsylvania State Univ.), G. Hartig (STScI), G.D. Illingworth (UCO/Lick Obs.), L. Infante (Pontificia Univ. Catolica de Chile), R.A. Kimble (GSFC), M. Lesser (Steward Obs.), A.R. Martel, F. Menanteau, G.R. Meurer (JHU), G. Miley (Leiden Obs.), M. Postman (STScI), P. Rosati (ESO), M. Sirianni (JHU), W.B. Sparks (STScI), H.D. Tran, Z.I. Tsvetanov (JHU), R.L. White (STScI), W. Zheng (JHU)

25.02D Ultraviolet Spectroscopy of Circumstellar Disks

A. Roberge, P. D. Feldman (JHU), A. Lecavelier des Etangs, A. Vidal-Madjar (IAP), M. Deleuil, J.-C. Bouret (LAS de Marseille, CNRS)

25.03 Circumstellar Disks around Young Brown Dwarfs

M. C. Liu (IfA/Hawai`i), J. Najita (NOAO), A. T. Tokunaga (IfA/Hawai`i)

25.04D Dust and Gas Around Young Stars

C. H. Chen (UCLA)

25.05D Locating Mass Loss: Numerical Modeling of Circumstellar Material in Binary Systems

Jennifer L. Hoffman (Rice University)

25.06 Observational Evidence for an abrupt decrease in the mass-loss rate of FV Boo

B. M. Lewis (Arecibo Observatory, HC3 Box53995, Arecibo PR00612)