Friday Titles


Session 70. Invited Talk

Invited, Friday, 8:30-9:20, Salons III/IV (Crystal Gateway)

70.01 Astronomy on Ice: New Views of the Universe from the Antarctic Plateau
D. A. Harper

Session 71. Galaxy and CBR Distribution

Display, Friday, 9:20-6:45, Salons I/II (Crystal Gateway)

71.01 The Contribution of Low-Surface-Brightness Galaxies to Faint Galaxy Number Counts
H. C. Ferguson and S. S. McGaugh
71.02 Galaxy Number Counts in Two Colors From Digitized POSS-II: Evidence for Galaxy Evolution at Low Redshifts?
N. Weir, S. Djorgovski and U. Fayyad
71.03 Bayesian Approach to Gaussianity Testing and Shape Statistics
S. Luo and E. T. Vishniac
71.04 Typical Scales in the Distribution of Galaxies and Clusters
G. Boerner, H. J. Mo, Z. G. Deng and X. Y. Xia
71.05 Clustering of Galaxies in HST Medium-Deep Survey Images
S. Casertano, L. W. Neuschaefer, R. E. Griffiths, K. U. Ratnatunga, R. A. Windhorst, R. S. Ellis, G. Gilmore, R. F. Green, J. P. Huchra, G. D. Illingworth, D. C. Koo and A. Tyson
71.06 Theoretical Expectations for Bulk Motion in the Lauer and Postman Large Scale Survey
R. Watkins and H. Feldman
71.07 Large Scale Structure, Transverse Motions, and Redshift-Space Artifacts
E. A. Praton and S. E. Schneider
71.08 Groups of Galaxies in the Las Campanas Survey Slice at $\delta$=-6$\deg$
D. L. Tucker, A. A. Oemler, S. A. Shectman, R. P. Kirshner, H. Lin and P. L. Schechter
71.09 Tracing Large Scale Structure with a Redshift Survey of Rich Clusters of Galaxies
D. Batuski, K. Slinglend, S. Haase and J. M. Hill
71.10 Large-Scale Structure at $z\sim 2$
G. M. Williger, J. A. Baldwin, C. Hazard and R. G. McMahon
71.11 Initial Measurements of the Galaxy Angular Two-Point Correlation Function from the Digitized Palomar Observatory Sky Survey
T. G. Brainerd, N. Weir, S. Djorgovski and U. Fayyad
71.12 A Test of Galaxy Evolutionary Models via Angular Sizes
M. Im, R. Griffiths, L. Neuschaefer, K. Ratnatunga and S. Casertano
71.13 Moving Mesh Approach to Cosmological Hydrodynamics
U. Pen
71.14 Galaxy and Cluster Formation in Hierarchical Models
F. J. Summers
71.15 Likelihood Analysis of Degree-Scale Anisotropy Experiments Compared with COBE
E. L. Wright and M. Rubin
71.16 Kinematic Quadrupole Correction of CBR Anisotropies and Local Collapse
L. Fang and X. Wu
71.17 Interferometric Imaging of the Sunyaev-Zel'dovich Effect at 30 GHz
M. Joy and J. E. Carlstrom
71.18 A New Method to Determine the Sizes and Shapes of Void Regions
I. K. Horowitz and J. W. Moody
71.19 The Formation of Sheets of Galaxies and Huge Voids
H.D. Greyber

Session 72. High Z Line Measurements; Gravitational Microlensing: Distance Determination

Display, Friday, 9:20-6:45, Salons I/II (Crystal Gateway)

72.01 WSRT Detections of HI Absorption in the z=3.4 Damped Lyman $\alpha$ System towards PKS 0201+113
S. A. Baum, A. G. de Bruyn and C. P. O'Dea
72.02 An Imaging Survey for Line Emission at High Redshift
D. Thompson, S. Djorgovski and J. Trauger
72.03 The Palomar Transit Grism Survey
D. P. Schneider, M. Schmidt and J. E. Gunn
72.04 QSO Ly$\alpha$ Absorption Lines in Galaxy Superclusters and Voids
J. T. Stocke, J. M. Shull, S. Penton, G. Burks and M. Donahue
72.05 The MACHO Project I: A High Throughput Photometry System Using A Dedicated Telescope and a Wide Field Dual Color Camera.
C. Stubbs, C. Akerlof, D. Bennett, K. Griest, S. Marshall, M. Pratt, S. Perlmutter, W. Sutherland, K. Freeman, B. Peterson, P. Quinn, A. Rodgers, C. Alcock, R. Allsman, T. Axelrod, K. Cook and H. -S. Park
72.06 The MACHO Project II: Data Reduction and Analysis of 6 Million Lightcurves
D. P. Bennett, C. Alcock, R. Allsman, T. Axelrod, K. Cook, H. -S. Park, K. Freeman, B. Peterson, P. Quinn, A. Rodgers, C. Akerlof, K. Griest, S. Marshall, S. Perlmutter, C. Stubbs and W. Sutherland
72.07 The Macho Project III: Probable Detection of Microlensing by Compact Halo Objects
K. Cook, C. Alcock, R. Allsman, T. Axelrod, H. -S. Park, C. Akerlof, D. Bennett, K. Griest, S. Marshall, S. Perlmutter, M. Pratt, C. Stubbs, W. Sutherland, K. Freeman, B. Peterson, P. Quinn and A. Rodgers
72.08 Power Spectral Analysis of HST Gravitational Lens Images
P. Nisenson and E. Falco
72.09 Low Surface Brightness Structure in the Field of the Gravitational Lens {\sf 0957+561}
I. M. Avruch, D. J. Becker, S. R. Conner and B. F. Burke
72.10 The Distance to the Coma Cluster from the Tully--Fisher Relation
T. Herter, N. P. Vogt, M. P. Haynes and R. Giovanelli
72.11 Redshift--Independent Distances of Spiral Galaxies: I. The Survey
J. J. Salzer, R. Giovanelli, M. P. Haynes, G. Wegner, L. N. DaCosta, W. Freudling and P. Chamaraux
72.12 Redshift--Independent Distances of Spiral Galaxies: II. Internal Extinction at I Band
R. Giovanelli, M. P. Haynes, J. J. Salzer, G. Wegner, L. N. DaCosta, W. Freudling and P. Chamaraux
72.13 Redshift--Independent Distances of Spiral Galaxies: III. First Results
M. P. Haynes, R. Giovanelli, J. J. Salzer, G. Wegner, L. N. DaCosta, W. Freudling and P. Chamaraux
72.14 The Cepheid Distance to NGC 5253: Calibration of $M(max)$ for SNe Ia 1972E and 18955B
A. Saha, N. Panagia, A. Sandage, G. A. Tammann, L. Labhardt, H. Schwengeler and F. D. Macchetto
72.15 A Reanalysis of the Photometry of the Prototype Type Ia Supernovae: SN1937C
M. J. Pierce, G. H. Jacoby and E. Carder

Session 73. Astrometric Instruments and Results

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

73.01 Automated Photographic Proper Motions: Selected Fields and Whole Schmidt Plates
D. J. MacConnell and W. J. Roberts
73.02 Astrometric Characteristics of the APS Catalog of POSS I
G. Aldering, M. R. Humphreys, C. S. Odewahn, S. C. Cornuelle and P. Thurmes
73.03 A Comparison of the Classical Astrometric Reduction Technique with the Subplate Reduction Technique for Astrographic Plates.
R. L. Smart, L. G. Taff and J. E. Morrison
73.04 Status Report on the USNO PMM Program
D. Monet, B. Canzian, H. Harris, A. Henden and J. Pier
73.05 Astrometric Reductions in CCD Scan Observing
R. C. Stone
73.06 Error Sources in CCD Astrometry for the Galileo Mission
A. K. B. Monet, D. G. Monet and R. C. Stone
73.07 The USNO Astrometric Interferometer
D. J. Hutter, N. M. Elias II, R. B. Hindsley, C. A. Hummel, J. T. Armstrong, D. F. Buscher, D. Mozurkewich, K. J. Johnston, G. Westerhout and N. M. White
73.08 Newcomb Astrometric Satellite: Preliminary Design
M. L. Cobb, K. J. Johnston, R. D. Reasenberg, J. D. Phillips and R. S. Simon
73.09 Four Years of Astrometric Measurements with the Mark III Optical Interferometer
N. M. Elias II, C. A. Hummel, D. Mozurkewich, A. Quirrenbach, D. F. Buscher, J. T. Armstrong, K. J. Johnston, R. S. Simon and D. J. Hutter
73.10 A Method for the Post-Procssecing of Relative Astrometric Data
L.G. Taft

Session 74. Globular Clusters

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

74.01 The Spatial Structure of the M104 Globular Cluster System
T. J. Bridges and D. A. Hanes
74.02 Nonparametric Estimation of Stellar Density Profiles
D. Merritt and B. Tremblay
74.03 Fabry-Perot Observations of Globular Cluster Cores
C. Pryor, K. Gebhardt, T. B. Williams and J. E. Hesser
74.04 The Central Velocity Distribution Function of Omega Centauri
P. Seitzer
74.05 High-Resolution Dynamical Mapping of the Core of M15
G. Meylan and P. Dubath
74. The Globular Cluster NGC 6723 and the A
74.07 BVRI CCD Photometry of the Globular Cluster Palomar 10
P. Mack
74.08 CCD Photometry of the Globular Cluster NGC 6584
W. Forrestor and A. Sarajedini
74.09 Optical and UV Spectroscopy of UV Bright Stars (Identified with UIT) in the Globular Cluster M79
K. -P. Cheng, R. Hill, P. Hintzen, T. P. Stecher, R. C. Bohlin, R. W. O'Connell, M. S. Roberts and A. M. Smith
74.10 Far-Ultraviolet Luminosity Functions for M3 and M13
J. H. Whitney, R. W. O'Connell, R. T. Rood, R. C. Bohlin, K. P. Cheng, P. M. N. Hintzen, W. B. Landsman, M. S. Roberts, A. M. Smith, E. P. Smith and T. P. Stecher
74.11 Type II Cepheids in Globular Clusters
H. C. Harris
74.12 Isotopic Carbon Ratios Among M71 Bright Red Giants
M. M. Briley and V. V. Smith
74.13 CN and CH Variations Near the 47 Tucanae Main Sequence
J. E. Hesser, G. H. Smith, M. Bolte, R. A. Bell and M. M. Briley
74.14 Spectroscopy of Blue Horizontal Branch Stars in the Globular Cluster NGC 6752
P. C\^ot\'e, M. Bolte, C. D. Wilson and K. Patel
74.15 The Metallicity of Globular Cluster Systems
K. M. Ashman and C. M. Bird

Session 75. VLBI Observations

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

75.01 Polarization VLBI at 22 and 43 GHz
K. J. Lepp\"anen, J. A. Zensus and P. J. Diamond
75.02 VLBI Observations of the Gravitational Lens, MG0414+0534
J. D. Ellithorpe and J. N. Hewitt
75.03 Interpretation of VLBI Kinematic and Polarization Data: Application to 3C\,345
D. H. Roberts, J. F. C. Wardle, T. V. Cawthorne and L. F. Brown
75.04 A New Superluminal Component in BL Lac: VLBI Observation from 1990.17-1990.76
R. L. Mutel, G. R. Denn and M. J. Dryer
75.05 The First Caltech-Jodrell Bank VLBI Survey
W. Xu, A. C. S. Readhead, T. J. Pearson, P. N. Wilkinson and A. G. Polatidis
75.06 Results from the Second Caltech-Jodrell Bank VLBI Survey
G. B. Taylor, A. C. S. Readhead, R. C. Vermeulen, T. J. Pearson, M. H. Cohen, D. R. Henstock, P. N. Wilkinson, I. W. A. Browne and A. Patnaik
75.07 VLBI/MERLIN Imaging of the Parsec-Scale Radio Jet in the Quasar 3C 273
S. C. Unwin, R. J. Davis and T. W. B. Muxlow
75.08 Milliarcsecond Structures of High-Redshift Quasars 0336-017, 0636+680, 1442+101, and 2048+312 at 6 cm
L. I. Gurvits, A. P. Lobanov, R. T. Schilizzi, K. I. Kellermann, P. D. Barthel, I. I. K. Pauliny-Toth, N. S. Kardashev and M. V. Popov
75.09 Snapshot VLBI Mapping at 9:20 cm of 16 Low Frequency Variable Extragalactic Sources
J. E. Carson, D. R. Altschuler, W. Alef, D. Graham, B. Dennison and A. S. Trotter
75.10 The Parsec-Scale Jet of Quasar 3C\,345
J. A. Zensus and C. R. Rabaca

Session 76. Spiral and Bar Structure in Galaxies

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

76.01 UV Intercomparisons of M33, M74, and M81 using UIT
R. H. Cornett, R. W. O'Connell, R. C. Bohlin, K. P. Cheng, M. R. Greason, J. K. Hill, W. B. Landsman, J. D. Offenberg, M. N. Fanelli, M. R. Roberts, A. M. Smith and T. P. Stecher
76.02 Coupled Cloud/Star Simulations of Disk Galaxies
M. J. Currier, N. F. Comins and P. Shorey
76.03 Gasdynamical Stability of Shear Flow in Spiral Arms of Disk Galaxies
V. Dwarkadas and S. Balbus
76.04 Relaxation and Thermalization in Spiral Galaxies Mediated by Spiral Wave Scattering
R. G. Hohlfeld, D. Shalit, N. F. Comins and G. v. H. Sandri
76.05 3-D Hydrodynamical Simulations of Gas Orbits in Barred Galaxies
B. G. Piner, J. M. Stone and P. J. Teuben
76.06 The Giant Barred Spiral Galaxy NGC 1530
P. Teuben, M. Regan, S. Vogel, T. van der Hulst and R. Wainscoat
76.07 Velocity Fields of Barred Spiral Galaxies from Fabry-Perot Observations
B. J. Weiner, T. B. Williams and J. A. Sellwood
76.08 Corotation Resonance and the Velocity Field of NGC 4321
B. Canzian and R. J. Allen
76.09 Spiral Arms in Galaxies with Two Way (Counter-Rotating) Disks
M. T. Carini, S. Howard, G. Byrd and S. Lester
76.10 NGC 4378's One-armed Spiral Pattern: Leading or Trailing?
S. Howard, T. Freeman and G. G. Byrd

Session 77. Starbursts

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

77.01 Near-Infrared [Fe II] Fabry-Perot Imaging of M82
M. A. Greenhouse, K. L. Thompson, J. Fischer, C. E. Woodward, H. Van Tassel, S. Satyapal, W. J. Forrest, D. Watson and J. Pipher
77.02 High Spatial Resolution Fabry-Perot Imaging of M82: Near-Infrared Hydrogen Recombination Line Observations
S. Satyapal, D. M. Watson, J. Pipher, W. J. Forrest, S. N. Raines, S. Libonate, F. Pich\'e, M. A. Greenhouse, K. L. Thompson, J. Fischer and C. E. Woodward
77.03 Super Star Clusters in M82
R. W. O'Connell, J. S. Gallagher, D. A. Hunter and W. N. Colley
77.04 Recent Massive Star Formation in NGC1068 Derived from UV/H$\alpha$ Comparisons
S. G. Neff, M. N. Fanelli, L. J. Roberts, K. P. Cheng, P. M. N. Hintzen, E. P. Smith, A. M. Smith, T. P. Stecher, R. C. Bohlin, R. W. O'Connell and M. S. Roberts
77.05 CO In A Dynamically Spectacular Ringlike Luminous IR Merger
Y. Gao, P. M. Solomon, S. J. E. Radford and D. Downes
77.06 Intrinsic Bar--Inner Ring Misalignment and a Starburst Nuclear Ring in ESO 565--11
G. B. Purcell, R. Buta and D. A. Crocker
77.07 A systematic study of the soft X-Ray emission properties of starburst galaxies
M. Dahlem, T. M. Heckman and C. Leitherer
77.08 Near-Infrared Spectroscopy of Luminous Infrared Galaxies
J. D. Goldader, R. D. Joseph, R. Doyon and D. B. Sanders
77.09 Bright Infrared Spots in Luminous IRAS Galaxies
D. L. Maraziti, R. D. Joseph and D. B. Sanders
77.10 Deconstructing Starbursts
A. M. Watson and J. S. Gallagher III

Session 78. Galactic Structure and Star Counts

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

78.01 LMC,SMC Not in Bound Binary Orbit
S. Demers and M. Irwin
78.02 The First EUVE Source Catalog
J. Lewis, S. Bowyer, R. Lieu, M. Lampton, X. Wu, J. J. Drake and R. F. Malina
78.03 Preliminary Results of the Extreme Ultraviolet Explorer Right Angle Program
K. McDonald, N. Craig, M. M. Sirk, J. J. Drake and R. F. Malina
78.04 Galactic Structure and Star Counts from the APS Catalog of the POSS I
J. A. Larsen and R. M. Humphreys
78.05 The Southern Proper Motion Program: First Results at the SGP
W. Ma, I. Platais, V. Kozhurina-Platais, J. T. Lee, T. M. Girard, W. F. van Altena and C. E. Lopez
78.06 The Space Density and Kinematics of Metal-Poor Blue Main Sequence Stars Near the Solar Circle
G. W. Preston, T. C. Beers and S. A. Shectman
78.07 Galactic Distributions of Stars in the Michigan Catalogue of MK Types for the HD Stars
N. Houk, J. Sowell and S. Austin
78.08 CPC2 - SRS Systematic Differences in the Focal Plane
N. Zacharias

Session 79. Structure of Galaxies

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

79.01 Spiral Galaxy Mass Models and the Distance Scale
P. Palunas and T. B. Williams
79.02 The Distribution of Light in Galaxies: The Edge-on Spiral NGC 4013
D. Barnaby, H. A. Thronson and G. M. Estep
79.03 Are Sa galaxies Dark-Matter poor?
A. H. Broeils, M. P. Haynes and K. Baumgardt
79.04 Identification of an Extensive Luminous Halo Around the Ringed Spiral Galaxy NGC 7217
R. Buta, W. van Driel, J. Braine and F. Combes
79.05 Do Outer Rings Talk to Galactic Nuclei?
D. A. Crocker and R. Buta
79.06 Bulge Formation by Giant Molecular Cloud Scattering
M. Klari\'c
79.07 Multiple Core Galaxies
B. F. Smith and R. H. Miller
79.08 A Theory for Galactic Magnetic Fields of Primordial Origin
A. M. Howard and R. M. Kulsrud
79.09 Appropriate Boundary Conditions to Magnetic Disk Solutions
K. Subramanian and A. V. Mangalam

Session 80. AGN and Jets

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

80.01 Spatial Stability of the Expanding Magnetized Slab Jet
M. A. Cooper, P. E. Hardee and D. A. Clarke
80.02 Collimation and Stability of Three Dimensional Jets
P. E. Hardee, D. A. Clarke and D. A. Howell
80.03 Shock-Disruption of Three-Dimensional Jets
C. Loken, J. Burns and D. Clarke
80.04 ``Tired'' Jets in Extended 3CR Quasars
A. H. Bridle, D. H. Hough, C. J. Lonsdale, J. O. Burns and R. A. Laing
80.05 High-resolution VLA Images of the Jets and Filaments in 3C353
M. R. Swain, A. H. Bridle and S. A. Baum
80.06 High-Resolution Far Infrared Images of Centaurus A
R. LeWinter, M. Rupen and Z. Wang
80.07 Hot, Entrained Gas in the 5-arcmin-long X-Ray Jet of the Nearby Spiral Galaxy NGC 4258
G. Cecil, C. DePree and A. S. Wilson

Session 81. Stellar Winds and Outflows

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

81.01 A Disk-Driven Wind Model for the Thermal Radio and Hydrogen Near Infrared Line Emission in Young Stellar Objects
S. Martin and A. K\"onigl
81.02 Asymptotic Self-Similarity in Magnetized Winds from Stars and Disks
P. Sigismondi
81.03 OI ($63\,\mu$m) Determined Mass-Loss Rates in Young Stellar Objects
A. L. Rudolph, M. R. Haas and C. Ceccarelli
81.04 Molecular Hydrogen and Excitation in the HH 1 - 2 System
A. Noriega-Crespo and P. M. Garnavich
81.05 Shock Excited $\bf{\rm H_2}$ Emission in the L1448 Outflow.
F. Pich\'e, J. L. Pipher, S. N. Raines, K. L. Thompson, T. Hodge, C. E. Woodward and H. A. Smith
81.06 A Nonlocal Calculation of Circumstellar OH Masers
A. J. Collison and G. E. Nedoluha

Session 82. Relativistic Astrophysics

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

82.01 Isothermal Shocks in Fully Relativistic Accretion Disks
R. Yang, M. Kafatos and P. A. Becker
82.02 Relativistic Diskoseismology
C. A. Perez and R. V. Wagoner
82.03 Electron Acoustic Waves in Two Temperature Accretion Disks
P. Subramanian, P. A. Becker and M. Kafatos
82.04 Relativistic Stellar Dynamics in Active Galactic Nuclei
K. P. Rauch
82.05 Low Correlation between Redshift and Absolute Magnitude for Quasars and Galaxies in a de Sitter Universe
J. B. Miller and T. E. Miller

Session 83. Supernova Remnants

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

83.01 Observation of Wisp-Like Structures in X-Rays Near Vela Pulsar
C. B. Markwardt and H. \"Ogelman
83.02 ROSAT Observations of the Supernova Remnant Kes 79
F.D. Seward and T. Velusamy
83.03 X-Ray Observations of Two Radio-Bright Supernova Remnants
S. P. Reynolds, F. D. Seward and R. D. Blandford
83.04 The Optical Counterpart to a Bright X-Ray Supernova Remnant in NGC 6946
W. P. Blair and R. A. Fesen
83.05 Is the Duck an Interacting Composite?
K. W. Weiler, N. E. Kassim and D. A. Frail
83.06 Spectroscopy of the Cas A Jet
R. A. Fesen and K. S. Gunderson
83.07 Turbulent Amplification Of Magnetic Field In Young Supernova Remnants
G. C. Jenkins, J. M. Blondin and S. P. Reynolds
83.08 The 3-D Interaction of Shocks with Interstellar Clouds
J. Xu and J. M. Stone
83.09 Overstability of Radiative Shocks in Two Dimensions
R. Strickland and J. M. Blondin
83.10 Possible Detection of a Nearby Supernova Remnant at High Galactic Latitudes
R. Lieu, C. Hwang and S. Bowyer

Session 84. Variable Stars

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

84.01 The MACHO Project IV: Variable Stars in the Large Magellanic Cloud
C. Alcock, R. Allsman, T. Axelrod, K. Cook, H. -S. Park, K. Freeman, B. Peterson, P. Quinn, A. Rodgers, C. Akerlof, D. Bennett, K. Griest, S. Marshall, S. Perlmutter, M. Pratt, J. Reimann, C. Stubbs and W. Sutherland
84.02 A New Class of Pulsating Stars
K. Krisciunas
84.03 Nonlinear Dynamical Analysis of Stellar Variability
A. S. Sharma
84.04 Nonradial Pulsation Mode-Typing of 53 Per from the Far-UV
L. Huang and M. A. Smith
84.05 Nightly Variations of Non-Radial Oscillations in the Delta Scuti Star upsilon UMa
S. Korzennik, R. Noyes, T. Brown, P. Nisenson and S. Horner
84.06 BV Photometry of RR Lyrae Variables in the Globular Cluster NGC 5466
T. M. Corwin, B. W. Carney and R. V. Jones
84.07 Pulsations and Dust Formation in R Coronae Borealis Stars
G. C. Clayton, B. A. Whitney and W. A. Lawson
84.08 A Dramatic Change in the Polarization of V Hya
J. J. Johnson
84.09 Polarization in the Raman-Scattered Emission from Symbiotic Stars
P. M. Garnavich
84.10 Temporal Variations and Spectroscopy of the Core of R Aquarii
W. J. Hack and F. Paresce

Session 85. Interacting Binaries: ``Normal'' Stars

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

85.01 The Effects of Gravitational Torques in the Evolution of Binary Stars in the Common Envelope Phase
R. E. Taam, P. Bodenheimer and M. R. Zyczka
85.02 Hydrodynamic Simulations of Mass Transfer in Algol
M. L. Malinowski, M. C. Etheridge, J. M. Blondin and M. T. Richards
85.03 Transient Accretion Disk in the Algol-type Binary U Sagittae
G. E. Albright and M. T. Richards
85.04 The Hyperactive Double Suns of the Binary ER Vulpeculae
D. H. Bradstreet, L. E. DeWarf, E. F. Guinan, P. B. Etzel and K. Ol\'{a}h
85.05 Correlations Between the Radio Emission and Starspot Distribution of UX Arietis
A. Quirrenbach, N. M. Elias II, A. Witzel, C. Naundorf, R. Wegner, E. F. Guinan and G. P. McCook
85.06 A Chronology of Star Spots on CK Bo\"otis
N. L. Markworth
85.07 Large Superluminous Areas on W UMa Systems. II. YZ Phoenicis
R. Samec, J. Gray, D. Terrell and M. Arruda

Session 86. Double Stars

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

86.01 TODCOR: A New Two-Dimensional Correlation Technique to Analyze Stellar Spectra in Search for Faint Companions
T. Mazeh
86.02 Binaries in Nebulae: Recent Observations of John Herschel's List
R. L. Walker
86.03 Three Short Period Eclipsing Binary Stars
S. Goderya, K. -C. Leung and E. G. Schmidt
86.04 Orbits of Double Stars from Long Baseline Optical Interferometry
C. A. Hummel and J. T. Armstrong
86.05 Three Years of Speckle Interferometry at the U.S. Naval Observatory
G. G. Douglass, R. B. Hindsley and C. E. Worley
86.06 HST FGS Observations of LHS1047 = l722-22
J.L. Hershey and L.G. Taff

Session 87. Cluster Evolution

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

87.01 Simulations of the Intracluster Medium Incorporating Galactic Feedback
C. A. Metzler and A. E. Evrard
87.02 A Cluster of Galaxies at Redshift z=3.4?
M. Giavalisco, C. C. Steidel and A. S. Szalay
87.03 Dynamically Evolving Models of Clusters
P. W. Bode, R. C. Berrington, H. N. Cohn and P. M. Lugger
87.04 Substructure in Clusters as a Cosmological Test
M. M. Crone, A. E. Evrard and D. O. Richstone
87.05 The Distribution of Galaxies Around Abell 262 and NGC383 and NGC507 Groups
S. Sakai, R. Giovanelli and G. Wegner
87.06 The Role of Environment in Galaxy Evolution
P. M. Marcum, J. S. Gallagher and P. N. Appleton
87.07 BVRI Photometry of Cluster Galaxies: Set I.
E. G. Hintz, J. W. Moody and M. D. Joner
87.08 Dynamical Effects of Ram Pressure in Clusters of Galaxies
T. Kundi\'c, D. N. Spergel and L. Hernquist
87.09 Testing the Origin of HI Deficiency in Cluster Galaxies
J. M. Solanes, R. Giovanelli and M. P. Haynes
87.10 Optical-Near Infrared Photometry of High Redshift Clusters
A. M. Turner and M. J. Rieke
87.11 How Bright are the BO Galaxies?
E. L. Zirbel
87.12 Optical Spectroscopy of Herules A
J. J. E. Hayes and A. C. Sadun
87.13 Dynamical Friction Wake Candidates in A2029 and Diffuse Light in Binary Nucleus Clusters
X. Scheick and J. R. Kuhn

Session 88. Teaching Astronomy

Display, Friday, 9:20-6:45, Grand Ballroom (Crystal Gateway)

88.01 Learning to Investigate the Universe: Immersing Science Teachers in Research
R. J. Maddalena and S. Heatherly
88.02 The FOSTER Project: Flying Teachers On NASA's Airborne Observatory
D. Koch, C. Gillespie, E. DeVore and C. Morrow
88.03 Undergraduate Stellar Spectroscopy
R. O. Gray, R. B. Dunning, C. E. Parker and D. A. Randell
88.04 Interactive Software Modules For Introductory Astronomy
V. Gorjian, S. Schimpf, M. Morris and M. Malkan
88.05 Hands on the Universe: Bringing the Research Telescope into the Classroom
J.E. Asbell-Clarke, C. Pennypacker and W.L. Barclay
88.06 New Exercises for the Introductory Astronomy Laboratory from Project CLEA
L. A. Marschall, G. A. Snyder, M. K. Luehrmann, M. B. Hayden, R. F. Good and P. R. Cooper
88.07 Modern Laboratory Exercises in Astronomy V: New Lab Exercises, Electronic Publication and Dissemination
D. B. Caton, R. O. Gray, J. T. Pollock, W. C. Burns and R. L. Hawkins
88.08 A CCD on the 30-inch Keeler Telescope at Allegheny Observatory
E. R. Lauzier, F. H. Briggs, B. R. Espey, W. T. Persinger and D. A. Turnshek
88.09 Misconceptions About Astronomy: Their Origins and Effects on Teaching
N. F. Comins
88.10 Renaming the Big Bang: A Case Study of Popular Ideas on Cosmology
R. T. Fienberg, J. K. Beatty, D. T. Dinsmoor, T. Ferris, H. Downs and C. Sagan

Session 89. HEAD I - ASCA

Oral, Friday, 10:15-11:45, Salon III (Crystal Gateway)

89.01 Performance of the GIS and First Results on Galaxies and Clusters
K. Makishima
89.02 Performance of the SIS and First Results
G. Ricker
89.03 ASCA Observations of Binaries
N. White
89.04 ASCA Guest Observer Program and First Supernova Remnant Results
J.P. Hughes

Session 90. Absorption in AGN Spectra

Oral, Friday, 10:15-11:45, Salon IV (Crystal Gateway)

90.01 X-Ray Constraints on the Intergalactic Medium
M. Elvis, F. Fiore, T. Aldcroft, J. McDowell and J. Bechtold
90.02D The Lyman Alpha Forest in PKS 2126--158 at 8 ${\bf km\,s^{-1}}$ Resolution
M. J. Keane
90.03 A Search for the Magnetic Fields of High Redshift Galaxies
A. L. Oren and A. M. Wolfe
90.04D Nearby Galaxies as Damped Lyman $\alpha$ Absorbers
S. Rao
90.05D Associated Mg II Absorption in a Sample of 56 Faint Steep-spectrum Quasars
T. ALscroft, M. Elvis and J. Bechtold

Session 91. Radio Galaxies and Lyman Continuum Absorption

Oral, Friday, 10:15-11:45, Salon V (Crystal Gateway)

91.01 Multiple X-Ray Emission Components in Radio Galaxies
D.M. Worrall and M. Birkinshaw
91.02 X-Ray Emission from the Radio Hotspots of Cygnus A
D.E. Harris, C.L. Carilli and R.A. Perley
91.03 HI and the X-Ray Spectrum of NGC 6251
M. Birkinshaw and D.M. Worrall
91.04 UV Spectra of Two AGNs with Extremely Strong, Narrow, Optical Fe II Lines
C. M. Gaskell and A. P. Koratkar
91.05 Search for Lyman Limit Absorption Edge in Quasar Continuum
W. -H. Sun, M. A. Malkan and T. H. W. Chang
91.06 On the Lack of Emission or Absorption in the Lyman Continua of QSOs
D. Tytler and C. Davis

Session 92. Dust and Gas in the ISM

Oral, Friday, 10:15-11:45, Salon VI (Crystal Gateway)

92.01D Hot Water In The ISM: Masing and Non-Masing Emission From Non-Dissociative Shocks
M. J. Kaufman and D. A. Neufeld
92.02 Observations of $^{\bf 3}$He$^{\bf +}$ Emission in the Milky Way
T. M. Bania, D. S. Balser and R. T. Rood
92.03 Improved $^{\bf 3}$He Abundances in HII Regions
D. S. Balser, T. M. Bania, R. T. Rood and T. L. Wilson
92. Oscillator Strengths of the Si II 181 Nanometer
92.05 The Infrared Silicate Absorption Features as Diagnostics of Interstellar Grains
J. E. O'Donnell
92.06 Evolution of Macromolecular Dust from HUT FUV Observations of Stars
R. H. Buss, M. Allen, S. McCandliss, J. Kruk, J. -C. Liu and T. Brown
92.07 Fractal Grains and the Interstellar Extinction Curve
M. E. Fogel and C. M. Leung
92.08 Parametric UV Extinction Curves Toward Bright Visual Reflection Nebulae
S. C. Casey and K. G. Wolinski

Session 93. Pulsars

Oral, Friday, 10:15-11:45, Crystal Forum (Crystal City Marriott)

93.01D PSR J0045-7314: A Massive Radio Pulsar Binary in the Small Magellanic Cloud
V. M. Kaspi, S. Johnston, R. N. Manchester, M. Bailes, J. F. Bell, M. Bessell, A. G. Lyne and N. D'Amico
93.02 Braking Index of GEMINGA Pulsar
V.P. Ramanamurthy, R.J. Mattox and EGRET Science Team
93.03D Crab Pulsar Giant Pulses: Radio and Gamma-Ray Results
S. C. Lundgren, J. M. Cordes, M. Ulmer, S. M. Matz and S. Lomatch
93.04 High Energy Emission from Four New Radio Pulsars
A. F. Zepka, S. C. Lundgren, J. M. Cordes, I. Wasserman, F. Camilo and D. Thompson
93.05 Gamma-Rays From Nearly-Aligned Pulsars
C. D. Dermer
93.06 Neutron Stars in Soft X-Ray Transients
S. Campana, M. Colpi, S. Mereghetti, L. Stella and M. Tavani

Session 94. Education/Demonstrations

Oral, Friday, 10:15-11:45, Salons A/B (Crystal City Marriott)

94.01 Hands-on Demonstration of the Extreme Ultraviolet Explorer Satellite Orbit
I. Hawkins and R. F. Malina
94.02 Hands-on Exercises for Learning IRAF
J. Barnes
94.03 Illustrating the Astronomical Point of View: Some Favorite Classroom Demonstrations
L. A. Marschall
94.04 Moire Astronomy
K. Brecher
94.05 Space Explorers: Astronomy Outreach at the Center for Astrophysical Research in Antarctica
J. S. Sweitzer, D. A. Harper, L. Hawkins, R. G. Kron, C. O. Brass and A. S. Whitt
94.06 Portable CCD Cameras for Introductory Astronomy Lab:The First Year
D. Meisel, D. Showers, M. Lang, B. Emerling, M. Greenfield, W. Abe and D. Lane
94.07 A Instructional Manual for CCD-Based Introductory Astronomy Labs
R. L. Mutel

Session 95. Warner Prize Lecture

Invited, Friday, 12:00-12:50, Salons III/IV (Crystal Gateway)

95.01 Magnetohydrodynamic Simulations of Accretion Disks
J. F. Hawley

Session 96. HEAD II - SN1993J

Oral, Friday, 2:15-3:45, Salon III (Crystal Gateway)

96.01 X-Ray Observations (ROSAT, ASCA and OSSE) of SN1993J
W.H.G. Lewin
96.02 Optical and Ultraviolet Observations of SN1993J
R. Kirshner
96.03 Shock Phenomena Around SN1993J
R. Chevalier

Session 97. Astronomers Meet the Press

Oral, Friday, 2:15-3:45, Salon IV (Crystal Gateway)

97.01 How Much Science News is Fit to Print?
J.N. Wilford, The New York Times
97.02 From Apes to Astronomers, A Science Reporter's Beat
Deborah Blum, Sacramento Bee
97.03 Science Once a Week
Michael Lemonick, Time Magazine
97.04 When Is a Science Story Ready for Prime Time?
Jim Slade, ABC Television News
97.05 Headline News vs. the Science Section
Tom Siegfried, Dallas Morning News

Session 98. Galaxies and Cluster Environment

Oral, Friday, 2:15-3:45, Salon V (Crystal Gateway)

98.01D The Dynamics of Clusters of Galaxies Containing Wide Angle Tailed Radio Galaxies
J. Pinkney
98.02 X-Ray Emmission from Individual Galaxies in the Coma Cluster
K.L. Dow and S.D.M. White
98.03D Head Tail Sources in Poor Clusters of Galaxies
T. C. A. Venkatesan, D. J. Batuski, R. J. Hanisch and J. O. Burns
98.04D The Effect of Environment on Mass and Light in Spiral Galaxies
N. P. Vogt
98.05D An HI Survey of the Bootes Void
A. Szomoru, J. H. van Gorkom and M. Gregg

Session 99. Molecular Clouds and Star Formation

Oral, Friday, 2:15-3:45, Salon VI (Crystal Gateway)

99.01 High Energy Gamma Ray Emission from the Interstellar Clouds in Orion
S. W. Digel, D. L. Bertsch, C. E. Fichtel, R. C. Hartman, S. D. Hunter, D. J. Thompson, B. L. Dingus, J. A. Esposito, P. Sreekumar, G. Kanbach, H. A. Mayer-Hasselwander, C. von Montigny, Y. C. Lin, P. F. Michelson, P. L. Nolan, D. A. Kniffen, J. R. Mattox and E. J. Schneid
99.02D Stellar X-Ray Emission in the Orion Nebula Region
M. Gagn\'e, J. -P. Caillault and J. R. Stauffer
99.03 Kinematics of the Bright Rimmed Globules in IC1396
N. A. Patel, P. F. Goldsmith, R. Snell, T. Hezel, T. Xie and J. Carpenter
99.04D Dynamical Interactions in Star-Forming Regions and the Origin of Stellar Masses
N. M. Price and P. Podsiadlowski
99.05D The Effects of Ambipolar Diffusion, Dust, and UV Radiation on the Formation of Molecular Cloud Cores and Protostars
G. E. Ciolek and T. C. Mouschovias
99.06 Multiple Protostar System Formation
A.P. Boss

Session 100. AGN: Unified Picture

Oral, Friday, 2:15-3:45, Crystal Forum (Crystal City Marriott)

100.01D Near-IR Properties of Quasar and AGN Host Galaxies
K. K. McLeod and G. H. Rieke
100.02 Statistical Results from the First Caltech--Jodrell Bank VLBI Survey
T. J. Pearson, W. Xu, A. C. S. Readhead, P. N. Wilkinson and A. Polatidis
100.03 Inferences from Superluminal Motion Statistics
R. C. Vermeulen and M. H. Cohen
100.04D Spectropolarimetry of Seyfert 2 Galaxies with Obscured Broad-Line Regions
H. D. Tran
100.05 Slit Spectra of Second Byurakan Survey Galaxies
D. E. Osterbrock and A. Martel
100.06D An Emission Line Imaging Survey of Seyfert Nuclei in Early-type Host Galaxies as a Test of Unified Models
J. S. Mulchaey, A. S. Wilson and Z. Tsvetanov

Session 101. Evolved Stars, Supernova Remnants

Oral, Friday, 2:15-3:45, Salons A/B (Crystal City Marriott)

101.01 Models of Evolved Carbon-Rich Circumstellar Envelopes: Effects of Grain Surface Chemistry
S. D. Doty and C. M. Leung
101.02 Predicted Nonradial Pulsations of Luminous Blue Variables
A. N. Cox, S. M. Morgan, M. S. Soukup and J. A. Guzik
101.03 Ultraviolet Radiation from Old Stellar Populations
B. Dorman, R. W. O'Connell and R. T. Rood
101.04 Detection of Evolution of Central Stars of Planetary Nebulae
S. R. Heap and B. Altner
101.05 The termination of the AGB and the distribution of white-dwarf masses
P. Podsiadlowski, Z. Han and P.P. Eggleton
101.06 The Time Integrated X-Ray Spectrum of a Supernova Remnant
W. W. Miller III and D. P. Cox
101.07 The diffuse X-Ray Emission of the Supernova Remnant CTB 109
R. Petre
101.08 Radio and Optical Properties of Supernova Remnants in M33
S. Gordon, R. Kirshner, N. Duric and K. Long
101.09 ROSAT Observations of Galactic SNRs as Distance Indicators
N. E. Kassim, S. D. VanDyk, P. Hertz and K. W. Weiler

Session 102. Invited Talks

Invited, Friday, 4:00-5:30, Salons III/IV (Crystal Gateway)

102.01 Galactic Nuclei through the ``Lens" of HST
S. M. Faber
102.02 Radio Observations of Active Galactic Nuclei
A. C. S. Readhead