Astrophysics

Authors and titles for October 1996

[101] arXiv:astro-ph/9610101 [pdf, other]

Title: Fragmentation of the Primordial Gas Clouds and the Lower Limit on the Mass of the First Stars

Hideya Uehara, Hajime Susa, Ryoichi Nishi, Masako Yamada, Takashi Nakamura

Comments: Astrophysical Journal Letters, in press (accepted 4 Oct 1996), 10 pages, Latex, 1 fig

Subjects: Astrophysics (astro-ph)

[102] arXiv:astro-ph/9610102 [pdf, other]

Title: Dense Gas in the Milky Way

Tamara T. Helfer (UMD/UCB), Leo Blitz (UMD/UCB)

Comments: 34 pages LaTeX, AASTEX macros, includes 11 postscript figures. To appear in ApJ 478, March 1997

Subjects: Astrophysics (astro-ph)

[103] arXiv:astro-ph/9610103 [pdf, other]

Title: Synthesis Imaging of Dense Gas in Nearby Galaxies

Tamara T. Helfer (UMD/UCB), Leo Blitz (UMD/UCB)

Comments: 26 pages LaTeX, AASTEX macros, includes 4 postscript figures. To appear in ApJ 478, March 1997

Subjects: Astrophysics (astro-ph)

[104] arXiv:astro-ph/9610104 [pdf, other]

Title: A photometric study of NGC 458

V. Ripepi, E. Brocato

Comments: 4 pages, 7 postscript figures; to appear in: Proceedings of the Elba Meeting ``Stellar Ecology'', ed. R.T. Rood

Subjects: Astrophysics (astro-ph)

[105] arXiv:astro-ph/9610105 [pdf, other]

Title: Ideal scales for weighing the Universe

Joao Magueijo (Imperial College-London), M.P.Hobson (MRAO-Cambridge)

Journal-ref: Phys.Rev. D56 (1997) 1908-1923

Subjects: Astrophysics (astro-ph)

[106] arXiv:astro-ph/9610106 [pdf, other]

Title: Pulsars Tracing Black Holes in Globular Clusters

F. De Paolis, V.G. Gurzadyan, G. Ingrosso

Comments: laa-style Latex 4 pages; to appear in Astronomy and Astrophysics

Journal-ref: Astron.Astrophys.315:396-399,1996

Subjects: Astrophysics (astro-ph)

[107] arXiv:astro-ph/9610107 [pdf, other]

Title: The X-ray Warm Absorber in NGC3516

Smita Mathur, Belinda J. Wilkes, Thomas Aldcroft (Harvard-Smithsonian Center for Astrophysics)

Comments: 24 pages with 5 figures. To appear in the Ap.J. Requires AAS macros

Subjects: Astrophysics (astro-ph)

[108] arXiv:astro-ph/9610108 [pdf, other]

Title: The optical variability of QSOs. II. The wavelength dependence

S. Cristiani, S. Trentini, F. La Franca, P. Andreani

Comments: 9 pages, 6 figures, A&A-Latex. Accepted for publication in Astronomy & Astrophysics

Subjects: Astrophysics (astro-ph)

[109] arXiv:astro-ph/9610109 [pdf, other]

Title: Associated Absorption at Low and High Redshift

Martin Elvis (1), Smita Mathur (1), Belinda J. Wilkes (1), Fabrizio Fiore (1,2), Paolo Giommi (2), Paolo Padovani (2). ((1) Harvard-Smithsonian Center for Astrophysics, (2) SAX Data Center, Roma)

Comments: 4 pages, 1 figure. Uses this http URL, included. To be published in the Proceedings of IAU Colloquium 159 on "Emission Lines in Active Galaxies: New Methods and Techniques."

Subjects: Astrophysics (astro-ph)

[110] arXiv:astro-ph/9610110 [pdf, other]

Title: Evidence from quasi-periodic oscillations for a millisecond pulsar in the low mass x-ray binary 4U 0614+091

E. Ford (1), P. Kaaret (1), M. Tavani (1), D. Barret (2), P. Bloser (2), J. Grindlay (2), B.A. Harmon (3), W.S. Paciesas (4 and 3), S.N. Zhang (5 and 3) ((1) Columbia University, (2) Harvard Smithsonian Center for Astrophysics, (3) NASA/Marshall Space Flight Center, (4) University of Alabama, (5) University Space Research Association/MSFC)

Comments: 9 pages, submitted to the Astrophysical Journal Letters

Subjects: Astrophysics (astro-ph)

[111] arXiv:astro-ph/9610111 [pdf, other]

Title: The Nuclear Region of M51 Imaged with the HST Planetary Camera

Carl J. Grillmair, S. M. Faber, Tod R. Lauer, J. J. Hester, C. R. Lynds, E. J. O'Neil Jr., P. A. Scowen

Comments: 15 pages, 1 table, AASTeX, 4 postscript figures, 1 gif (original postscript available at this ftp URL ). Accepted for publication in the Astronomical Journal

Subjects: Astrophysics (astro-ph)

[112] arXiv:astro-ph/9610112 [pdf, other]

Title: The Stellar Dynamics of M87

David Merritt (Rutgers), Siang Peng Oh (Princeton)

Comments: 16 Latex pages, 2 Postscript figures, uses aastex, this http URL. Submitted to The Astronomical Journal, October 1996

Subjects: Astrophysics (astro-ph)

[113] arXiv:astro-ph/9610113 [pdf, other]

Title: Primordial Deuterium and Big Bang Nucleosynthesis: A Tale of Two Abundances

Gary Steigman

Comments: To appear in the Proceedings of the IAGUSP Workshop on Young Galaxies and QSO Absorbers (Santos, Brazil; April 8-11, 1996), eds. S. M. Viegas, R. Gruenwald & R. R. de Carvalho. Latex with six embedded postscript figures

Subjects: Astrophysics (astro-ph)

[114] arXiv:astro-ph/9610114 [pdf, other]

Title: Searching for the Kinematical Signature of a Black Hole in M87

David Merritt (Rutgers), Siang Peng Oh (Princeton)

Comments: 2 Tex pages, 1 Postscript figure, uses this http URL, this http URL. To appear in "The Nature of Elliptical Galaxies," Proceedings of the Second Stromlo Symposium, Eds. M. Arnaboldi, G. S. Da Costa & P. Saha

Subjects: Astrophysics (astro-ph)

[115] arXiv:astro-ph/9610115 [pdf, other]

Title: Neutrino Scattering in a Newly Born Neutron Star

Sanjay Reddy, Madappa Prakash

Comments: 51 pages, 13 figures, ApJ in press

Journal-ref: Astrophys.J.478:689-700,1997

Subjects: Astrophysics (astro-ph)

[116] arXiv:astro-ph/9610116 [pdf, other]

Title: The I-Band Tully-Fisher Relation and the Hubble Constant

Riccardo Giovanelli (Cornell University)

Comments: 18 pages, 5 tables, 5 figures embedded by psfig; uses AAS LaTex; to appear in proceedings of "The Extragalactic Distance Scale", a meeting held at STScI in May 1996; ed. by M. Livio, M. Donahue and N. Panagia, CUP

Subjects: Astrophysics (astro-ph)

[117] arXiv:astro-ph/9610117 [pdf, other]

Title: The I-Band Tully-Fisher Relation for Cluster Galaxies: Data Presentation

R. Giovanelli (1), M. Haynes (1), T. Herter (1), N. Vogt (1), L. da Costa (2), W. Freudling (2), J. Salzer (3), G. Wegner (4) ((1) Cornell University, (2) ESO, (3) Wesleyan University, (4) Dartmouth College)

Comments: 38 pages, 3 tables, 18 figures, uses AAS LaTex; to appear in AJ Jan 97 Table 2 consists of 23 pages. Only the first page is included here. If you wish to obtain the full file, contact riccardo@astrosun.this http URL. Similarly, figures 2-12 are quite large and require valuable space; only fig. 2 is included here. Figures 3-12 are analogous (for different clusters) and can be obtained by writing to the same address as above

Journal-ref: Astron.J.113:22-52,1997

Subjects: Astrophysics (astro-ph)

[118] arXiv:astro-ph/9610118 [pdf, other]

Title: The I-Band Tully-Fisher Relation for Cluster Galaxies: a Template Relation, its Scatter and Bias Corrections

R. Giovanelli (1), M. Haynes (1), T. Herter (1), N. Vogt (1), L. da Costa (2), W. Freudling (2), J. Salzer (3), G. Wegner (4) ((1) Cornell University, (2) ESO, (3) Wesleyan University, (4) Dartmouth College)

Comments: 39 pages, 5 tables, 24 figures, uses AAS LaTex; to appear in AJ Jan 97 Figures 17 and 18 are not included here. If you wish to obtain them, contact riccardo@astrosun.this http URL

Subjects: Astrophysics (astro-ph)

[119] arXiv:astro-ph/9610119 [pdf, other]

Title: The Theoretical Agenda in CMB Research

J. Richard Bond (CITA)

Comments: 8 pages, 2 Postscript figures, uses this http URL (included), to appear in Proc. XXXIst Moriond Conf., "Microwave Background Anisotropies", also available from anonymous ftp site: this ftp URL

Subjects: Astrophysics (astro-ph)

[120] arXiv:astro-ph/9610120 [pdf, other]

Title: Weak Lensing and Cosmology

Nick Kaiser (CITA, U. Toronto)

Comments: 15 pages, submitted to Astrophysical Journal this http URL for related papers/links

Journal-ref: Astrophys.J. 498 (1998) 26

Subjects: Astrophysics (astro-ph)

[121] arXiv:astro-ph/9610121 [pdf, other]

Title: The Minimum Total Mass of MACHOs and Halo Models of the Galaxy

T. Nakamura, Y. Kan-ya, R. Nishi

Comments: 5 pages, 5 Encapsulated PostScript figures, Latex, Accepted for publication in Apj. Letters

Subjects: Astrophysics (astro-ph)

[122] arXiv:astro-ph/9610122 [pdf, other]

Title: Physical Properties of 90 AU to 250 AU Pre-Main-Sequence Binaries

Wolfgang Brandner (AIW), Hans Zinnecker (AIP)

Comments: 10 pages, Latex, postscript figures included; gzipped postscript also available at this ftp URL or at this http URL ; to be published in Astronomy and Astrophysics

Journal-ref: A&A 321 (1997) 220

Subjects: Astrophysics (astro-ph)

[123] arXiv:astro-ph/9610123 [pdf, other]

Title: Planet Parameters in Microlensing Events

B. Scott Gaudi, Andrew Gould

Comments: 38 pages, 11 figures, TeX, uses PHYZZX, higher quality figures available upon request

Subjects: Astrophysics (astro-ph)

[124] arXiv:astro-ph/9610124 [pdf, other]

Title: X-ray QSO evolution from a very deep ROSAT survey

L.R. Jones (1 and 2), I.M. McHardy (2), M.R. Merrifield (2), K.O. Mason (3), P.J. Smith (3), R.G. Abraham (4), G. Branduardi-Raymont (3), A.M. Newsam (2), G. Dalton (5), M. Rowan-Robinson (6), G. Luppino (7) ((1) NASA/GSFC, (2) Southampton University, (3) MSSL, (4) IoA Cambridge, (5) University of Oxford, (6) Imperial College, (7) University of Hawaii)

Comments: 12 pages, 5 postscript figures, uses this http URL, to be published in MNRAS

Subjects: Astrophysics (astro-ph)

[125] arXiv:astro-ph/9610125 [pdf, other]

Title: Cosmic Defects

Alexander Vilenkin

Comments: 5 pages, no figures; a contribution to the Round Table Discussion at the conference ``Critical Dialogues in Cosmology'', Princeton

Subjects: Astrophysics (astro-ph)

[126] arXiv:astro-ph/9610126 [pdf, other]

Title: Cross Wavelength Comparison of Images and Catalogs

James G. Bartlett, Daniel Egret

Comments: appears in IAU Symp. 179 Proceedings: New Horizons from Multi-Wavelength Sky Surveys

Subjects: Astrophysics (astro-ph)

[127] arXiv:astro-ph/9610127 [pdf, other]

Title: An X-ray spectral study of 24 type-1 AGN

C.S. Reynolds (Institute of Astronomy, Cambridge, UK and JILA, University of Colorado, USA)

Comments: 27 pages, 9 figures. Accepted for publication in MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc.286:513,1997

Subjects: Astrophysics (astro-ph)

[128] arXiv:astro-ph/9610128 [pdf, other]

Title: The Planet Collaboration: Probing Lensing Anomalies

The PLANET Collaboration: M. Albrow, J.-P. Beaulieu, P. Birch, J.A.R. Caldwell, J. Greenhill, K. Hill, S. Kane, R. Martin, J. Menzies, R.M. Naber, J.-W. Pel, K. Pollard, P.D. Sackett, K.C. Sahu, P. Vreeswijk, R. Watson, A. Williams, M. Zwaan

Comments: LaTex (using this http URL) 5 pages with 5 figures, the two large figures Fig. 3 and Fig. 5b are in .gif format. To appear in the Proceeedings of the 12th IAP Conference: Variable Stars and the Astrophysical Returns of Microlensing Surveys

Subjects: Astrophysics (astro-ph)

[129] arXiv:astro-ph/9610129 [pdf, other]

Title: Deviations from Hubble Flow in the Local Universe

Riccardo Giovanelli (Cornell University)

Comments: 18 pages plus one color figure; uses AAS LaTex; to appear in proceedings of "Critical Dialogues in Cosmology", ed. by N. Turok

Subjects: Astrophysics (astro-ph)

[130] arXiv:astro-ph/9610130 [pdf, other]

Title: A Test of the Lauer--Postman Bulk Flow

Riccardo Giovanelli (1), Martha P. Haynes (1), Gary Wegner (2), Luiz N. da Costa (3), Wolfram Freudling (3), John J. Salzer (4) ((1) Cornell University, (2) Dartmouth College, (3) European Southern Observatory, (4) Wesleyan University)

Comments: 9 pages including figures embedded in text; uses AAS LaTex and psfig

Journal-ref: ApJ 464, L99

Subjects: Astrophysics (astro-ph)

[131] arXiv:astro-ph/9610131 [pdf, other]

Title: Heating of a Star by Disk Accretion

Robert Popham (Harvard-Smithsonian Center for Astrophysics)

Comments: 25 pages, LaTeX, uses this http URL, with 2 PostScript figures, to appear in the Astrophysical Journal

Subjects: Astrophysics (astro-ph)

[132] arXiv:astro-ph/9610132 [pdf, other]

Title: From Local Velocities to Microwave Background

S. Zaroubi (UCB), N. Sugiyama (Kyoto), J. Silk (UCB), Y. Hoffman (HU), A. Dekel (UCB, HU)

Comments: 16 pages, 6 figures. Submitted to Ap.J

Subjects: Astrophysics (astro-ph)

[133] arXiv:astro-ph/9610133 [pdf, other]

Title: Constraints on Hubble's Constant, Omega_baryon and Lambda from Cosmic Microwave Background Observations

Charles H. Lineweaver, Domingos Barbosa, Alain Blanchard, James G. Bartlett (Observatoire de Strasbourg, France)

Comments: version to be published in Astro & Astrophysics, 13 pages, 12 figs typographical errors fixed, references updated

Subjects: Astrophysics (astro-ph)

[134] arXiv:astro-ph/9610134 [pdf, other]

Title: An Axisymmetric, Radiative Bow Shock Model with a Realistic Treatment of Ionization and Cooling

A. Raga (UNAM), G. Mellema (Stockholm), P. Lundqvist (Stockholm)

Comments: 28 pages, AASTeX v.4.0, 10 Postscript figures; To appear in ApJS. Also available at this ftp URL#RML

Subjects: Astrophysics (astro-ph)

[135] arXiv:astro-ph/9610135 [pdf, other]

Title: A Narrowband Imaging Survey for High Redshift Galaxies in the Near Infrared

D. Thompson (MPIA, Heidelberg), F. Mannucci (CAISMI-CNR, Florence), S. V. W. Beckwith (MPIA, Heidelberg)

Comments: To appear in the Astronomical Journal, November 1996. 23 pages, including 2 tables and 7 figures

Subjects: Astrophysics (astro-ph)

[136] arXiv:astro-ph/9610136 [pdf, other]

Title: The V R I colours of HII galaxies

Eduardo Telles (Sao Paulo), Roberto Terlevich (RGO)

Comments: 25 pages, Latex, 21 postscript figures. Uses this http URL. MNRAS accepted. Also available from this http URL

Subjects: Astrophysics (astro-ph)

[137] arXiv:astro-ph/9610137 [pdf, other]

Title: Discordant Redshifts in Compact Groups

A. Iovino (Oss. Astron. Brera), P. Hickson (Univ. British Columbia)

Comments: 5 pages, 1 encapsulated postscript figure, Latex, accepted for publication in MNRAS

Subjects: Astrophysics (astro-ph)

[138] arXiv:astro-ph/9610138 [pdf, other]

Title: The Surface Density Profiles and Lensing Characteristics of Hickson's Compact Groups of Galaxies

M. L. Montoya, R. Dominguez-Tenreiro, G. Gonzalez-Casado, G. A. Mamon, E. Salvador-Sole

Comments: ApJL in press. 12 pages, incl. 1 table and 2 figures. LaTeX, uses aaspp4

Journal-ref: Astrophys.J. 473 (1996) L83

Subjects: Astrophysics (astro-ph)

[139] arXiv:astro-ph/9610139 [pdf, other]

Title: The discovery of 13s X-ray pulsations from the hydrogen depleted subdwarf O6 star binary HD49798

G.L. Israel, L. Stella, L. Angelini, N.E. White, T.R. Kallman, P. Giommi, A. Treves

Comments: 10 pages plus 2 postscript figures. AASTeX. Accepted for publication in the Astrophysical Journal Letters

Subjects: Astrophysics (astro-ph)

[140] arXiv:astro-ph/9610140 [pdf, other]

Title: Accurate Hydrogen Spectral Simulations with a Compact Model Atom

Jason W. Ferguson, Gary J. Ferland

Comments: 18 pages, prepared in MS-Word, Postscript only, 12 Figures, also available at this http URL, accepted for publication in the Astrophysical Journal

Subjects: Astrophysics (astro-ph)

[141] arXiv:astro-ph/9610141 [pdf, other]

Title: The absorbers towards Q0836+113

N. Benitez (1), E. Martinez-Gonzalez (1), J.L. Sanz (1), A. Aguirre (2), M. Alises (2) ((1)IFCA (CSIC-UC), (2) CAHA)

Comments: 6 pages, 6 figures, aatex. Accepted for publication in Astronomy & Astrophysics

Subjects: Astrophysics (astro-ph)

[142] arXiv:astro-ph/9610142 [pdf, other]

Title: Testing the Dipole and Quadrupole Moments of Galactic Models

Michael S. Briggs (1), William S. Paciesas (1), Geoffrey N. Pendleton (1), Charles A. Meegan (2), Gerald J. Fishman (2), John M. Horack (2), Chryssa Kouveliotou (3), Dieter H. Hartmann (4), Jon Hakkila (5) ((1) Univ. of Alabama in Huntsville, (2) NASA/MSFC, (3) USRA, (4) Clemson Univ., (5) Mankato State Univ.)

Comments: 5 pages, LaTex using Revtex macro this http URL and psfig. To appear in the Proceedings of the 3rd Huntsville Symposium on Gamma-Ray Bursts, AIP, eds. C. Kouveliotou, M. S. Briggs, G. J. Fishman

Subjects: Astrophysics (astro-ph)

[143] arXiv:astro-ph/9610143 [pdf, other]

Title: A Comprehensive Search for Low-Energy Lines in BATSE GRBs

Michael S. Briggs (1), David L. Band (2), Robert D. Preece (1), Geoffrey N. Pendleton (1), William S. Paciesas (1), Lyle Ford (2), James L. Matteson (2) ((1) Univ. of Alabama in Huntsville, (2) Univ. of Calif., San Diego)

Comments: 5 pages, LaTex using Revtex macro this http URL and psfig. To appear in the Proceedings of the 3rd Huntsville Symposium on Gamma-Ray Bursts, AIP, eds. C. Kouveliotou, M. S. Briggs, G. J. Fishman

Subjects: Astrophysics (astro-ph)

[144] arXiv:astro-ph/9610144 [pdf, other]

Title: Low-Energy Spectral Features in GRBs

Michael S. Briggs (University of Alabama in Huntsville)

Comments: 10 pages, LaTex using Revtex macro this http URL and psfig. To appear in the Proceedings of the 3rd Huntsville Symposium on Gamma-Ray Bursts, AIP, eds. C. Kouveliotou, M. S. Briggs, G. J. Fishman

Subjects: Astrophysics (astro-ph)

[145] arXiv:astro-ph/9610145 [pdf, other]

Title: Radio Pulsar Timing

J. F. Bell (Jodrell Bank, University of Manchester)

Comments: 14 pages, Latex, this http URL, To appear in Satellite and Ground Based Studies of Radio Pulsars, proceedings of the 31st Scientific Assembly of COSPAR

Subjects: Astrophysics (astro-ph)

[146] arXiv:astro-ph/9610146 [pdf, other]

Title: Jets from Radio Pulsars

J. F. Bell (Jodrell Bank, University of Manchester)

Comments: 18 pages, Latex2.09, this http URL, To Appear in Relativistic Jets from Galactic Sources, Vistas in Astronomy, proceedings of the 1996 Jodrell Bank workshop

Subjects: Astrophysics (astro-ph)

[147] arXiv:astro-ph/9610147 [pdf, other]

Title: Normalizing the Temperature Function of Clusters of Galaxies

Ue-Li Pen

Comments: 20 pages incl 5 figures, final version for ApJ, corrected open universe γrelation, results unchanged

Journal-ref: Astrophys.J. 498 (1998) 60-66

Subjects: Astrophysics (astro-ph)

[148] arXiv:astro-ph/9610148 [pdf, other]

Title: Stochastic Acceleration of Low Energy Electrons in Cold Plasmas

Julia M. Pryadko (Stanford University), Vahe Petrosian (Stanford University)

Comments: 22 pages, 13 figures, Latex, submitted to Astrophysical Journal

Subjects: Astrophysics (astro-ph)

[149] arXiv:astro-ph/9610149 [pdf, other]

Title: Is the Universe Homogeneous on Large Scales?

Marc Davis

Comments: 11 pages Latex with 1 postscript figure. To be published in ``Critical Dialogues in Cosmology'' ed. N. Turok. Postscript also available at this ftp URL

Subjects: Astrophysics (astro-ph)

[150] arXiv:astro-ph/9610150 [pdf, other]

Title: Kuiper Belt searches from the Palomar 5-m telescope

Brett Gladman, JJ Kavelaars

Comments: 4 pages, 2 figures, accepted by A&A Letters

Subjects: Astrophysics (astro-ph)