Session 53. Star Clusters Near and Far, Old and Young

Display, Tuesday, June 1, 1999, 10:00am-7:00pm, Southeast Exhibit Hall

53.01 Constraints on the Substellar Mass Function in the Orion Nebula Cluster

L. Hillenbrand, J. Carpenter (Caltech)

53.02 Carbon Abundances on the M92 Giant Branch

S. Bellman, M.M. Briley (U Wisc. Oshkosh), G.H. Smith (Lick Obs., UCSC)

53.03 DDO Photometry of M71 Giants

M.M. Briley (U Wisc. Oshkosh), G.H. Smith (UCO/Lick/UCSC), C.F. Claver (NOAO)

53.04 Extended Tidal Tails in NGC 7089

C. J. Grillmair (SIRTF Science Center), M. Irwin (Cambridge University)

53.05 The Stellar Locus of M67 in the SDSS Filters

C. M. Rockosi (U. of Chicago), SDSS Collaboration

53.06 The Blue Straggler Population in 47 Tuc

C. D. Bailyn (Yale University), A. Sills (Ohio State University), R. L. Gilliland (Space Telescope Science Institute), P. D. Edmonds (Harvard/Smithsonian Center for Astrophysics)

53.07 Fundamental Properties of Star Clusters: A Fresh Look at ``Fitting'' Stellar Models to Color-Magnitude Diagrams

K.A. Janes, C.J. Law (Boston Univ.)

53.08 A Critical Examination of Two Hypernova Remnants in M101

S.-P. Lai, S.Y. Kim, B.C. Dunne, C.H.R. Chen, R. Chen, W.C. Lin, Y.-H. Chu (UIUC)

53.09 Blue Horizontal-Branch Stars: The ``Jump'' in Strömgren u, Low Gravities, and Radiative Levitation of Metals

M. Catelan (NASA Goddard Space Flight Center), F. Grundahl (University of Victoria), W.B. Landsman (Raytheon ITSS/NASA Goddard Space Flight Center), P.B. Stetson (Dominion Astrophysical Observatory), M.I. Andersen (Nordic Optical Telescope)

53.10 Metallicity Distributions of Globular Clusters in Elliptical Galaxies from NICMOS and WFPC2 Observations

E.A. Ajhar (NOAO/KPNO), D. Geisler (Universidad de Concepci\'{o}n), J. Elias (NOAO/KPNO), D. Hoard (NOAO/CTIO)

53.11 The \eta Cha Cluster: Stellar Population, Kinematics and Origin

E.E. Mamajek, W.A. Lawson (UNSW/ADFA), E.D. Feigelson (Penn State)

53.12 WFPC2 Observations of omega Centauri

Kenneth Mighell (KPNO/NOAO)

53.13 Variable Stars in the Metal-Rich Globular Clusters NGC 6388 and NGC 6441

B.J. Pritzl, H.A. Smith (Michigan State University), M. Catelan, A.V. Sweigart (NASA/GSFC)

53.14 The Palomar-Las Campanas Observatory-NOAO (PLCON) Open Cluster Survey

R.L. Phelps (California State U., Sacramento)

53.15 The Palomar-Las Campanas Observatory-NOAO (PLCON) Open Cluster Survey: Some Initial Results

P. M. Frinchaboy, R. L. Phelps (California State University, Sacramento)

53.16 UBVRI Photometry of Bright Stars in M13

W. Osborn (Central Michigan U.)