Table Of Content

THE ASTROPHYSICAL JOURNAL Supplement Series Founded in 1895 by George E. Hale and James E. Keeler ROBERT C. KENNICUTT, JR. HELMUT A. ABT Editor-in-Chief Editor-in-Chief * Steward Observatory Kitt Peak National Observatory University of Arizona (*For manuscripts received before 1999 July 1) A. DALGARNO EUGENE H. AVRETT Letters Editor Deputy Letters Editor Center for Astrophysics Center for Astrophysics Scientific Editors GREGORY D. BOTHUN GEOFFREY BURBIDGE BERNHARD M. HAISCH ERIC HERBST JOHN P. HUCHRA University of Oregon University of California, Solar and Astrophysics Lab., Ohio State University Center for Astrophysics San Diego Lockheed Martin JOHN T. MARISKA FULVIO MELIA STEVEN N. SHORE EDWARD M. SION CHRISTOPHER SNEDEN Naval Research University of Arizona Indiana University, Villanova University University of Texas Laboratory South Bend F. W. STECKER JOHN H. THOMAS ETHAN T. VISHNIAC STEVEN P. WILLNER NASA/Goddard Space University of Rochester Johns Hopkins University Smithsonian Astrophysical Flight Center Observatory AAS PUBLICATIONS BOARD BRUCE G. ELMEGREEN (1999-2002), Chairperson IBM TJ Watson Research Center SUSAN TEREBEY (1997-2000) ALYSSA A. GOODMAN (1998-2001) JOEL E. TOHLINE (1999-2001) Extrasolar Research Corporation Harvard University Louisiana State University RONALD E. TAAM (1999-2002) JEAN TURNER (2000-2003) RAYMOND CARLBERG (2000-2003) Northwestern University University of California, Los Angeles University of Toronto Publication Manager: JULIE STEFFEN Production Manager: CAROLYN CHMIEL Chief Manuscript Editor: GERALDINE BRADY Manuscript Editors: WALTER G. GLASCoFF III, BETH GARRISON, THAD A. DorIA, PAUL RUICH, SHARON JENNINGS, STEPHANIE O. NEVINS, ELIZABETH HuyCK, PETER M. RIVARD, ERIC SHUTT, KATHRYN KRAYNIK, HEATHER ANTTI, ROCHELLE LODDER, SHARON L. CoMsTOCK, SHANE T. LiEF, RACHEL L. DRZEWICKI, AND Nora HOSTETLER Production Staff: CINDY GARRETT, MICHAEL SPINELLA, TIMOTHY HARPER, CECILIA HILGEMAN, TARA SCHULEY, AND MIKKI SMITH Tucson Editorial Office: JANICE SEXTON, CANDACE M. HAUSER, AND MARY COONEY VOLUME 126 2000 JANUARY AND FEBRUARY PUBLISHED BY THE UNIVERSITY OF CHICAGO PRESS FOR THE AMERICAN ASTRONOMICAL SOCIETY © 2000 BY THE AMERICAN ASTRONOMICAL SOCIETY. ALL RIGHTS RESERVED. PUBLISHED MONTHLY COMPOSED BY SANTYPE INTERNATIONAL LIMITED, SALISBURY, ENGLAND PRINTED BY THE MACK PRINTING GROUP EASTON, PENNSYLVANIA, U.S.A. THE ASTROPHYSICAL JOURNAL CONTENTS OF VOLUME 126 2000 JANUARY, NUMBER 1 PHOTOMETRY OF THE CENTRAL REGIONS IN A COMPLETE SAMPLE OF HIGH BAUTZ-MORGAN-TYPE ABELL CLUSTERS. I. OBSERVATIONS AND DATA CALIBRATION H. Quintana, L. Infante, P. Fouque, E. R. Carrasco, H. Cuevas, G. Hertling, & I. Nunez THE BATSE GAMMA-RAY BURST SPECTRAL CATALOG. I. HIGH TIME RESOLUTION SPECTROSCOPY OF BRIGHT BURSTS USING HIGH ENERGY RESOLUTION DATA R. D. Preece, M.S. Briggs, R. S. Mallozzi, G. N. Pendleton, W. S. Paciesas, & D. L. Band RADIO MORPHOLOGIES AND SPECTRA OF COMPACT RADIO SOURCES WITH THE STEEPEST SPECTRA D. L. Kaplan, J. M. Cordes, & J. J. Condon VISIBLE AND NEAR-INFRARED SPECTROSCOPY OF SEYFERT 1 AND NARROW-LINE SEYFERT 1 GALAXIES Alberto Rodriguez-Ardila, Miriani G. Pastoriza, & Carlos J. Donzelli THE TRUE- AND ECCENTRIC-ANOMALY PARAMETERIZATIONS OF THE PERTURBED KEPLER MOTION Laszlo A. Gergely, Zoltan I. Perjés, & Matyas Vasuth A MID-INFRARED GALAXY ATLAS (MIGA) C. R. Kerton & P. G. Martin A NEAR-INFRARED PHOTOMETRIC STUDY OF THE LOW-LATITUDE GLOBULAR CLUSTERS LILLER 1, DJORGOVSKI 1, HP 1, AND NGC 6528 T. J. Davidge ATOMIC DATA FOR ALLOWED SPECTRAL LINES OF Cl*? AND Ar*+ E. Charro & I. Martin INSTRUCTIONS TO AUTHORS 2000 FEBRUARY, NUMBER 2 THE FIRST BRIGHT QUASAR SURVEY. II. 60 NIGHTS AND 1200 SPECTRA LATER Richard L. White, Robert H. Becker, Michael D. Gregg, Sally A. Laurent-Muehleisen, Michael S. Brotherton, Chris D. Impey, Catherine E. Petry, Craig B. Foltz, Frederic H. Chaffee, Gordon T. Richards, William R. Oegerle, David J. Helfand, Richard G. McMahon, & Juan E. Cabanela THE BRIGHT SHARC SURVEY: THE CLUSTER CATALOG A. K. Romer, R. C. Nichol, B. P. Holden, M. P. Ulmer, R. A. Pildis, A. J. Merrelli, C. Adami, D. J. Burke, C. A. Collins, A. J. Metevier, R. G. Kron, & K. Commons SURFACE PHOTOMETRY OF NEARBY FIELD GALAXIES: THE DATA RolfA . Jansen, Marijn Franx, Daniel Fabricant, & Nelson Caldwell SPECTROPHOTOMETRY OF NEARBY FIELD GALAXIES: THE DATA RolfA . Jansen, Daniel Fabricant, Marijn Franx, & Nelson Caldwell SPECTROSCOPY AND TIME VARIABILITY OF ABSORPTION LINES IN THE DIRECTION OF THE VELA SUPERNOVA REMNANT Alexandra N. Cha & Kenneth R. Sembach THE PHYSICS AND CHEMISTRY OF SMALL TRANSLUCENT MOLECULAR CLOUDS. XIII. THE BASIC HYDROCARBON CHEMISTRY B. E. Turner, Eric Herbst, & R. Terzieva EQUIVALENT WIDTHS IN THE SPECTRUM OF SIRIUS G. Zhao, H. M. Qiu, Y. Z. Chen, & Z. W. Li THE STRUCTURE OF WOLF-RAYET WINDS. II. OBSERVATIONS OF IONIZATION STRATIFICATION IN THE WN SUBTYPE J.E. Herald, R. E. Schulte-Ladbeck, P. R. J. Eenens, & P. Morris ry ill CONTENTS COMPETITION OF ELECTRON CAPTURE AND BETA-DECAY RATES IN SUPERNOVA COLLAPSE G. Martinez-Pinedo, K. Langanke, & D. J. Dean THE ACCURACY, CONSISTENCY, AND SPEED OF AN ELECTRON-POSITRON EQUATION OF STATE BASED ON TABLE INTERPOLATION OF THE HELMHOLTZ FREE ENERGY F. X. Timmes & F. Douglas Swesty A RECALIBRATION OF IUE NEWSIPS LOW-DISPERSION DATA D. Massa & E. L. Fitzpatrick ELECTRON-ION RECOMBINATION RATE COEFFICIENTS AND PHOTOIONIZATION CROSS SECTIONS FOR ASTROPHYSICALLY ABUNDANT ELEMENTS. III. SicSEQUENCE IONS: Sit, S m, Ar v, Ca vn, AND Fe xm Sultana N. Nahar FINE-STRUCTURE TRANSITIONS OF Si 1 WITH INTEREST IN ASTROPHYSICS E. Charro & I. Martin INDEX TO VOLUME 126