Session 71. (WIYN) Open Clusters and Associations

Poster, Tuesday, January 10, 2006, 9:20am-6:30pm, Exhibit Hall

71.01 WIYN Open Cluster Study: Further UBVRI Photometry of Hyades-Aged Open Cluster NGC 6811

E. A. Mills, C. P. Deliyannis (Indiana University), A. Sarajedini (University of Florida), I. Platais (Johns Hopkins University)

71.02 WIYN Open Cluster Study: A Search for Variability in NGC 2141

J. Kissinger (Florida Institute of Technology, Indiana University), S. Kafka (Cerro Tololo Inter-American Observatory)

71.03 WIYN Open Cluster Study: Tidal Circularization in NGC 6819

S. Yelda (U. Michigan), R. D. Mathieu, S. Meibom (U. Wisconsin)

71.04 WIYN Open Cluster Study: Improved kinematic membership and spectroscopy of IC 2391

I. Platais (Johns Hopkins U.), C. Melo (ESO), J.-C. Mermilliod (LAstro/EPFL, Switzerland), V. Kozhurina-Platais (STScI), J. P. Fulbright (Johns Hopkins U.), R. Mendez, M. Altmann (U. de Chile), J. Sperauskas (Vilnius U., Lithuania), WOCS Collaboration

71.05 WIYN Open Cluster Study: Precision UBV CCD Photometry of Open Cluster NGC 2420

R.A. Matson (Indiana U. and U. Denver), P.B. Van Stockum (Indiana U. and Princeton U.), C.P. Deliyannis (Indiana U.), A. Sarajedini (U. Florida), I. Platais (Johns Hopkins)

71.06 UBV CCD Photometry of the Open Cluster NGC 2506 and Comparison to NGC 2420

P. Van Stockum (Princeton U., Indiana U.), R. Matson (U. of Denver, Indiana U.), C. Deliyannis (Indiana U.), A. Sarajedini (U. Florida), I. Platais (Johns Hopkins U.)

71.07 WIYN Open Cluster Study: Lithium in the Hyades-Aged NGC 2539

J. D. Cummings, K.V. Croxall, C. P. Deliyannis (Indiana U.), A. Steinhauer (SUNY Geneseo), S.J. Margheim (Gemini South)

71.08 New Techniques to Determine Ages of Open Clusters Using White Dwarfs

E.J. Jeffery, T. von Hippel, W.H. Jefferys, D.E. Winget, N. Stein, S. DeGennaro (University of Texas at Austin)

71.09 WIYN Open Cluster Study: Lithium Depletion in the Hyades Aged Cluster NGC 6633

K.V. Croxall, Jeff D. Cummings, Constantine P. Deliyannis (Indiana University), Aaron Steinhauer (SUNY Gennesseo), R.D. Jeffries (Keele University), S.J. Margheim (Gemini South)

71.10 Self Consistent Isochrones with Flexible Chemistry: The Age, Metallicity, and He Content of NGC 6791

A. Dotter, B. Chaboyer (Dartmouth College), E. Baron (University of Oklahoma), J. W. Ferguson (Wichita State University), J. B. Jensen (Gemini Observatory), A. Sarajedini (University of Florida), T. von Hippel (University of Texas at Austin)

71.11 Chandra and NTT Observations of Massive Young Stars in the Heavily Reddened Galactic Cluster Westerlund 1

S.L. Skinner (Univ. of Colorado), A. Damineli (IAG / Univ. of Sao Paulo), F. Palla (INAF / Osserv. Astrof. di Arcetri), S.A. Zhekov (JILA - Univ. of Colorado and Space Research Inst. Sofia), A.E. Simmons (Univ. of Colorado), M. Teodoro (IAG/Univ. of Sao Paulo)

71.12 Chandra Observations of Young Open Clusters

S.J. Wolk, T.L. Bourke, S.T. Megeath, B.D. Spitzbart, E. Winston, N. Bizunok (CfA)

71.13 GALEX Imaging and Spectroscopy of the Old, Open Cluster M67

W. Landsman (SSAI/GSFC)

71.14 Hot Turnoff Stars in M67

E. L. Sandquist (San Diego State U.), M. Shetrone (McDonald Observatory)

71.15 A Further Search for Variable Stars in the Field of NGC 6882/85

S.E. Griffith (Hamilton College), E.G. Hintz (Brigham Young University), P. Millet (Hamilton College)

71.16 Na and Al Abundances of Open Clusters IC 4756, NGC 6939, and NGC 7142

H. R. Jacobson, C. A. Pilachowski (Indiana University), E. D. Friel (National Science Foundation)

71.17 New BVRI Photometry of the Hyades

M.D. Joner, B.J. Taylor (BYU), C.D. Laney, F. van Wyk (SAAO)

71.18 A ROSAT Survey of the T Tauri Star Population in the Vicinity of the R CrA T Association

B.P. Bowler (Tufts), B.M. Patten (CfA), M.E. Andersen (Jersey City, NJ)