Session 7. A Walk Through the HR Diagram

Poster, Monday, May 31, 2004, 9:20am-6:30pm, Ballroom

7.01 A New Near-Infrared Spectral Atlas of O and Early-B Stars.

M.M. Hanson (Cincinnati), M.A. Kenworthy (Steward Observatory), J. Puls (Universitäts-Sternwarte München), R.-P. Kudritzki, A.T. Tokunaga (Institute for Astronomy)

7.02 Semiconvection in Massive Stars

I. Dobbs-Dixon, S. Woosley (UC Santa Cruz)

7.03 Missing: Slow Rotating Runaway B Stars

J.C. Martin (University of Minnesota)

7.04 Models for the Rapidly Rotating Be Star Achernar

A. Skumanich, K. B. Macgregor, S. Jackson (HAO - NCAR)

7.05 Asymmetric Surface Brightness Distribution of Altair Observed with the Navy Prototype Optical Interferometer

T. E. Nordgren (University of Redlands), N. Ohishi (NAOJ), D.J. Hutter (USNO - NPOI)

7.06 Convection in the envelope of Procyon A

P. Demarque, S. Basu (Yale U.), D.B. Guenther (Saint Mary's U., Canada), L.H. Li, F.J. Robinson (Yale U.)

7.07 Simulations of Core Convection and Dynamo Activity in A-type Stars at a Range of Rotation Rates

M.K. Browning (JILA, University of Colorado-Boulder), A.S. Brun (CEA Saclay; JILA), J. Toomre (JILA, University of Colorado-Boulder)

7.08 Modelling Stellar Optical and Mid-Ultraviolet Spectra from First Principles

R.C. Peterson (Astroph.Adv. & UCO/Lick), B.W. Carney (UNC), B. Dorman (L-3Com), E.M. Green (Steward Obs.), W. Landsman (SSA,Inc.), J. Liebert (Steward Obs.), R.W. O'Connell, R.T. Rood, R.P. Schiavon (UVa)

7.09 Precision Photometry of Long Period Variable Stars

D.E. Mais (Palomar College), A. Bhatia, R.E. Stencel (Univ. Denver), D. Richards (Wessex Astronomy Society)

7.10 Cepheid Masses: FUSE Observations of S Mus B

N. R. Evans (SAO), D. Massa (NASA's GSFC, SGT, Inc), A. W. Fullerton (Univ. of Victoria), G. Sonneborn, R. Iping (NASA's GSFC)

7.11 Unexpected Behavior of Hydrogen Emission Lines during Eta Carinae's Spectroscopic Event in 2003

K. Davidson, J. Martin (Univ. of Minnesota), Eta Car HST Treasury Project Team

7.12 The Purple Haze of Eta Carinae: Lately Things Don't Seem the Same

N. Smith (U. Colorado), J.A. Morse (Arizona State U.), N.R. Collins, T.R. Gull (NASA/GSFC)

7.13 Spectropolarimetric Observations of the Candidate Luminous Blue Variable MWC 314

J.P. Wisniewski (University of Toledo), B.L. Babler (Space Astronomy Lab, University of Wisconsin-Madison), K.S. Bjorkman (University of Toledo), M.R. Meade (Space Astronomy Lab, University of Wisconsin-Madison), A.M. Miroshnichenko (University of Toledo)

7.14 Lithium and Oxygen in Low Metallicity Halo Stars

M.C. Novicki, A.M. Boesgaard, A. Stephens (Institute for Astronomy), C.P. Deliyannis (Indiana University), J.R. King (Clemson University)

7.15 Comparison of theoretical maximum principal quantum numbers for hydrogen-like atoms in the extended atmosphere of Betelgeuse

J. E. Bartley (Boulder High Scool, Boulder, Colorado), G. M. Harper (University of Colorado)

7.16 The Hyades: Photometric Stellar Temperatures and an Updated Mean Metallicity

B. J. Taylor, M. D. Joner (Brigham Young University)

7.17 Speckle Imaging of Binary Stars with the RYTSI Speckle Camera and the Kitt Peak Mini-Mosaic Imager

E. P. Horch, H. Riedel (UMass Dartmouth), W. F. van Altena (Yale U.), R. D. Meyer (RIT), C. Corson (NOAO)

7.18 An Algorithm for Segmenting Speckle Images Taken with Large Format CCDs and Application to Binary Star Observations

H. Riedel, E. P. Horch (UMass Dartmouth), W. F. van Altena (Yale U.)

7.19 Calculating Visual Binary Star Orbits with the Downhill Simplex Algorithm (Amoeba)

M. MacKnight, E. P. Horch (UMass Dartmouth)

7.20 New High Velocity Stars from a Radial Velocity Survey of the LHS Catalogue

P.C. Dawson (Trent University), M.M. De Robertis (York University)

7.21 The Allegheny Observatory CCD Parallax Program

G. Gatewood (University of Pittsburgh)

7.22 Four-Color Photometry of Standards and Secondary Standards: Single Channel Observations

A. G. D. Philip (ISO and Union College)