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THE ASTROPHYSICAL JOURNAL Supplement Series Founded in 1895 by George E. Hale and James E. Keeler ETHAN T. VISHNIAC CHRISTOPHER SNEDEN Editor-in-Chief Letters Editor Johns Hopkins University University of Texas W. B. BURTON JOHN SCALO Associate Editor Deputy Letters Editor University of Leiden & National Radio University of Texas Astronomy Observatory Scientific Editors TIMOTHY BASTIAN JOHN BLACK BRIAN CHABOYER RICHARD DE GRIJS ERIC D. FEIGELSON KATIA FERRIERE National Radio Onsala Space Observatory Dartmouth College The University of Pennsylvania State Observatoire Astronomy Observatory Sheffield University Midi-Pyrenees BRAD GIBSON LEON GOLUB DIETER HARTMANN STEVEN KAWALER ARI LAOR CHUNG-PEI MA University of Smithsonian Astrophysical Clemson University lowa State University Israel Institute of University of California Central Lancashire Observatory Technology Berkeley JUDITH PIPHER SUSAN M. SIMKIN LUIGI STELLA University of Michigan State Osservatorio Astronomico Rochester University di Roma AAS PUBLICATIONS BOARD MICHAEL A’ HEARN (2005-2008), Chairperson University of Maryland PATRICK J. MCCARTHY (2006-2009) BO REIPURTH (2006-2009) VIRGINIA L. TRIMBLE (2005-2008) The Carnegie Observatories University of Hawaii University of California, Irvine JOSEPH CASSINELLI (2004-2007) RICHARD GREEN (2004-2007) LEE ANNE WILLSON (2007-2010) University of Wisconsin NOAO lowa State University Operations Manager: MARY GUILLEMETTE Chief Manuscript Editor: ELIZABETH HUYCK Manuscript Editors: THAD A. DoRIA, GREG HAJEK, PAUL RUICH, DON RENEAU, ERIC SHUTT, ELLEN CREDILI JEREMY HORSEFIELD, KERRY TUPPER, ALISON COMPTON, ERICA GRIFFIN, ERIK GREGERSEN, ELIZABETH SCHAEFER, JENNIFER DAVIS, BRENDAN CARRICK, ISAAC ROBINOVITZ, CAROLYN STEELE, JOSHUA ALLEN, AND NATHAN CZUE Production Staff: CINDY GARRETT, LAURA STALEY, ERIK CAMERON, KELLY WILLIAMS, ABBY DENNIS, AMBIKA SESHADRI, AND CHRIS WIBERG Baltimore Editorial Office: JANICE SEXTON VOLUME 169 2007 MARCH AND APRIL PUBLISHED BY THE UNIVERSITY OF CHICAGO PRESS FOR THE AMERICAN ASTRONOMICAL SOCIETY © 2007 BY AMERICAN ASTRONOMICAL SOCIETY. ALL RIGHTS RESERVED. PUBLISHED MONTHLY COMPOSED BY SPI PUBLISHER SERVICES PRINTED BY THE SHERIDAN PRESS HANOVER, PENNSYLVANIA, U.S.A THE ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES CONTENTS OF VOLUME 169 2007 MARCH NUMBER | \ BAR FUELS A SUPERMASSIVE BLACK HOLE?: HOST GALAXIES OF NARROW-LINE SEYFERT | GALAXIES Kouji Ohta, Kentaro Aoki, Toshihiro Kawaguchi, & Gaku Kiuchi ZBOOTES: z-BAND PHOTOMETRY IN THE NOAO DEEP WIDE-FIELD SURVEY BOOTES FIELD Richard J. Cool THE MILLIMETER- AND SUBMILLIMETER-WAVE SPECTRUM OF METHYL CARBAMATE [CH;0C(:O)NH>] Peter Groner, Manfred Winnewisser, Ivan R. Medvedev, Frank C. De Lucia, Eric Herbst, & K. V. L. N. Sastry THE ABUNDANCES OF LIGHT NEUTRON-CAPTURE ELEMENTS IN PLANETARY NEBULAE. I. PHOTOIONIZATION MODELING AND IONIZATION CORRECTIONS NV. C. Sterling, Harriet L. Dinerstein, & T. R. Kallman A GAMMA-RAY BURST DATABASE OF BATSE SPECTRAL LAG AND INTERNAI LUMINOSITY FUNCTION VALUES © Jon Hakkila, Timothy W. Giblin, Kevin C. Young, Stephen P. Fuller, Christopher D. Peters Chris Nolan, Sarah M. Sonnett, David J. Haglin, & Richard J. Roiger SEARCH FOR POLARIZATION FROM THE PROMPT GAMMA-RAY EMISSION OF GRB 041219a WITH SPI ON JNTEGRAL E. Kalemci, S. E. Boggs, C. Kouveliotou, M. Finger, & M. G. Baring \ GRID OF NLTE LINE-BLANKETED MODEL ATMOSPHERES OF EARLY B-TYPE STARS Thierry Lanz & Ivan Hubeny UNRAVELING THE ORIGINS OF NEARBY YOUNG STARS Valeri V. Makarou IMPROVED LABORATORY TRANSITION PROBABILITIES FOR Hf i) AND HAFNIUM ABUNDANCES IN THE SUN AND 10 METAL-POOR STARS — © J. E. Lawler, E. A. Den Hartog, Z. E. Labby, C. Sneden, J. J. Cowan, & 1. 1. Ivans PERCOLATION AND THE SOLAR DYNAMO Kenneth H. Schatten MANY-BODY PERTURBATION THEORY WAVELENGTHSO F HIGH-n X-RAY TRANSITIONS OF Fe AND Ni L-SHELL IONS VU. FOGu AN INFRARED LINE LIST FOR ¢ Lloyd Wallace & Kenneth Hinkle 2007 MARCH NUMBER 2 LONG-TERM PROFILE VARIABILITY OF DOUBLE-PEAKED EMISSION LINES IN ACTIVE GALACTIC NUCLEI S. Gezari, J. P. Halpern, & M. Eracleous THE ACS FORNAX CLUSTER SURVEY. I. INTRODUCTION TO THE SURVEY AND DATA REDUCTION PROCEDURES E indrés Jordan, John P. Blakeslee, Patrick Cote, Laura Ferrarese, Leopoldo Infante, Simona Mei, David Merritt Eric W. Peng, John L. Tonry, & Michael J. West MULTIAPERTURE UBVRIz-JHK PHOTOMETRY OF GALAXIES IN THE COMA CLUSTER 3 Peter R. Eisenhardt, Roberto De Propris, Anthony H. Gonzalez, S. A. Stanford, Michael Wang, & Mark Dickinson SIMULATING THE FORMATIONO F MOLECULAR CLOUDS. |. SLOW FORMATION BY GRAVITATIONAI COLLAPSE FROM STATIC INITIAL CONDITIONS Simon C. O. Glover & Mordecai-Mark Mac Low PARKER INSTABILITY IN A SELF-GRAVITATING MAGNETIZED GAS DISK. I. LINEAR STABILITY ANALYSIS Sang Min Lee & S. S. Hong CONTENTS AN ATLAS OF [N 11] AND [O 1] IMAGES AND SPECTRA OF PLANETARY NEBULAE Arsen R. Hajian, Steven M. Movit, Denis Trofimov, Bruce Balick, Yervant Terzian, Kevin H. Knuth, Domhnull Granquist-Fraser, Karen A. Huyser, Andre Jalobeanu, Dawn McIntosh, Anne E. Jaskot, Stacy Palen, & Nino Panagia INTERPRETING SPECTRAL ENERGY DISTRIBUTIONS FROM YOUNG STELLAR OBJECTS. II. FITTING OBSERVED SEDs USING A LARGE GRID OF PRECOMPUTED MODELS Thomas P. Robitaille, Barbara A. Whitney, Remy Indebetouw, & Kenneth Wood THE YOUNG STELLAR POPULATION IN M17 REVEALED BY CHANDRA © Patrick S. Broos, Eric D. Feigelson, Leisa K. Townsley, Konstantin V. Getman, Junfeng Wang, Gordon P. Garmire, Zhibo Jiang, & Yohko Tsuboi FLAME-CAPTURING TECHNIQUE. I. ADAPTATION TO GAS EXPANSION © Andrey V. Zhiglo CHANDRA MULTIWAVELENGTH PROJECT X-RAY POINT SOURCE CATALOG © Minsun Kim, Dong-Woo Kim, Belinda J. Wilkes, Paul J. Green, Eunhyeuk Kim, Craig S. Anderson, Wayne A. Barkhouse, Nancy R. Evans, Zeljko Ivezié, Margarita Karovska, Vinay L. Kashyap, Myung Gyoon Lee, Peter Maksym, Amy E. Mossman, John D. Silverman, & Harvey D. Tananbaum THE N2K CONSORTIUM. VII. ATMOSPHERIC PARAMETERS OF 1907 METAL-RICH STARS: FINDING PLANET-SEARCH TARGETS © Sarah E. Robinson, S. Mark Ammons, Katherine A. Kretke, Jay Strader, Jeremy G. Wertheimer, Debra A. Fischer, & Gregory Laughlin SEMIEMPIRICAL MODELS OF SOLAR MAGNETIC STRUCTURES © H. Socas-Navarro EXTREME NON-LTE H> IN COMETS C/2000 WM1 (LINEAR) AND C/2001 A2 (LINEAR) © Xianming Liu, Donald E. Shemansky, Janet T. Hallett, & Harold A. Weaver THE SWAN SYSTEM OF C,: A GLOBAL ANALYSIS OF FOURIER TRANSFORM EMISSION SPECTRA © A. Tanabashi, T. Hirao, T. Amano, & P. F. Bernath