output
19932026
most citedThe Large Area Telescope on the Fermi Gamma-ray Space Telescope Mission

4.1k citations

Showing 2002 · astro-phShow all

27 papers · 2 filters

astro-ph2002★ 345 cited

Introducing GOLDMine: A new Galaxy Database on the WEB

G. Gavazzi, A. Boselli, A. Donati +2

The new World Wide Web site "GOLDMine" (Galaxy On Line Database Milano Network) (http://goldmine.mib.infn.it) contains a multiwavelength data-base of an optically selected sample o…

astro-ph2002★ 53 cited

VLT and HST Observations of the Host Galaxy of GRB990705

E. Le Floc'h, P. -A. Duc, I. F. Mirabel +6

We present VLT spectroscopic observations of Gamma-Ray Burst (GRB) 990705 host galaxy and highlight the benefits provided by the prompt-phase features of GRBs to derive the redshif…

astro-ph2002★ 135 cited

A radio catalog of Galactic HII regions for applications from decimeter to millimeter wavelengths

R. Paladini, C. Burigana, R. D. Davies +5

By collecting the information from 24 previously published lists and catalogs, we produce a comprehensive catalog (Master Catalog) of 1442 Galactic HII regions. For each object, we…

astro-ph2002★ 64 cited

The detection of variability from the candidate IR counterpart to the Anomalous X-ray Pulsar 1E1048.1-5937

G. L. Israel, S. Covino, L. Stella +9

We report on the detection of variability from the proposed IR counterpart to the Anomalous X-ray Pulsar (AXP) 1E1048.1-5937 based on Chandra and ESO optical/IR deep observations c…

astro-ph2002★ 33 cited

HST Proper Motion confirms the optical identification of the nearby pulsar PSR 1929+10

Roberto P. Mignani, Andrea De Luca, Patrizia A. Caraveo +1

We report on the proper motion measurement of the proposed optical counterpart of the X-ray/radio pulsar PSR 1929+10. Using images obtained with the HST/STIS (average epoch 2001.73…

astro-ph2002★ 22 cited

An Halpha nebula possibly associated with the central X-ray source in the G 266.1-1.2 supernova remnant

A. Pellizzoni, S. Mereghetti, A. De Luca

We report the discovery of a small Halpha nebula positionally coincident with the candidate neutron star AX J0851.9-4617.4 located at the center of the supernova remnant G 266.1-1.…

astro-ph2002★ 52 cited

On the Temperature Structure of M87

Silvano Molendi

We revisit the XMM-Newton observation of M87 focusing our attention on the temperature structure. We find that spectra for most regions of M87 can be adequately fit by single tempe…

astro-ph2002★ 23 cited

1.65 micron H-band Surface Photometry of Galaxies. X: Structural and Dynamical Properties of Elliptical Galaxies

S. Zibetti, G. Gavazzi, M. Scodeggio +2

We analyse the structural and dynamical properties of a sample of 324 nearby elliptical and dwarf elliptical galaxies observed during an extensive NIR survey in H-band (1.65 micron…

astro-ph2002★ 86 cited

Pulse phase variations of the X-ray spectral features in the radio-quiet neutron star 1E 1207-5209

S. Mereghetti, A. De Luca, P. A. Caraveo +3

We present the results of an XMM-Newton observation of the radio-quiet X-ray pulsar 1E 1207-5209 located at the center of the shell-like supernova remnant G296.5+10.0. The X-ray sp…

astro-ph2002★ 123 cited

An XMM-Newton study of the 401 Hz accreting pulsar SAX J1808.4-3658 in quiescence

S. Campana, L. Stella, F. Gastaldello +6

SAX J1808.4-3658 is a unique source being the first Low Mass X-ray Binary showing coherent pulsations at a spin period comparable to that of millisecond radio pulsars. Here we pres…

astro-ph2002★ 19 cited

Optically-selected clusters at 0.8 < z < 1.3 in the EIS Cluster Survey

C. Benoist, L. da Costa, H. E. Jørgensen +9

This paper presents preliminary results of a spectroscopic survey being conducted at the VLT of fields with optically-selected cluster candidates identified in the EIS I-band surve…

astro-ph2002★ 1.3k cited

Intrinsic spectra and energetics of BeppoSAX Gamma-Ray Bursts with known redshifts

L. Amati, F. Frontera, M. Tavani +13

We present the main results of a study of spectral and energetics properties of twelve gamma-ray bursts (GRBs) with redshift estimates. All GRBs in our sample were detected by Bepp…

astro-ph2002★ 13 cited

A BeppoSax view of the Centaurus Cluster

S. Molendi, S. De Grandi, M. Guainazzi

We present results from the analysis of a BeppoSAX observation of the Centaurus Cluster. The radial metal abundance profile shows evidence of a large enhancement in the core, where…

astro-ph2002★ 9 cited

The Infrared Counterpart of the X-ray Burster KS 1731--260

R. P. Mignani, S. Chaty, F. Mirabel +1

We present JK' infrared images of the X-ray transient KS 1731--260, obtained in 1997 and in 1998 with IRAC2b at the ESO/MPI 2.2-m telescope at La Silla. Using as a reference the re…

astro-ph2002★ 7 cited

The broad band X-ray spectrum of the black hole candidate GRS1758-258

Lara Sidoli, Sandro Mereghetti

We present the results of a BeppoSAX observation of the black hole candidate GRS1758-258 carried out in 1997, while the source was in its low/hard state. The X-ray spectrum, simult…

astro-ph2002★ 390 cited

X-ray background measurements with XMM-Newton EPIC

D. H. Lumb, R. S. Warwick, M. Page +1

We discuss the methods used to compile a high signal-to-noise dataset representative of both the instrumental and cosmic background signal measured at high galactic latitude by the…

astro-ph2002★ 33 cited

BeppoSAX observations of the young pulsar in the Kes 75 Supernova Remnant

S. Mereghetti, R. Bandiera, F. Bocchino +1

We present the results of BeppoSAX observations of the young X-ray pulsar PSR J1846-0258, recently discovered at the center of the composite supernova remnant Kes 75. The pulsar (p…

astro-ph2002★ 4 cited

On the nature of X-ray Bright Optically Normal galaxies

A. Comastri, M. Brusa, P. Ciliegi +10

Multiwavelength observations of the hard X-ray selected sources by Chandra and XMM-Newton surveys have significantly improved our knowledge of the objects responsible of the hard X…

astro-ph2002

Studying the Cosmic X-ray Background with XMM-Newton

A. De Luca, S. Molendi

We present a work in progress aimed at measuring the spectrum of the Cosmic X-ray Background (CXB) with the EPIC detectors onboard XMM-Newton. Our study includes a detailed charact…

astro-ph2002★ 107 cited

Four Years Monitoring of Blazar PKS 2155-304 with BeppoSAX: Probing the Dynamics of the Jet

Y. H. Zhang, A. Treves, A. Celotti +7

PKS 2155--304 is one of the brightest blazars in the X-ray band. It was repeatedly monitored with BeppoSax during three long campaigns of about 2 days each in November of 1996, 199…

astro-ph2002★ 16 cited

HST observations rule out the association between Cir X-1 and SNR G321.9-0.3

R. P. Mignani, A. De Luca, P. A. Caraveo +1

Cir X-1 is one of the most intriguing galactic X-ray sources. It is a ~16.6 days variable X/radio source, a type-I X-ray burster and a QPO emitter. In spite of an uncertain optical…

astro-ph2002★ 27 cited

Simulation of the AGILE gamma-ray imaging detector performance: Part II

Veronica Cocco, Francesco Longo, Marco Tavani

In this paper (Paper II) we complete our discussion on the results of a comprehensive GEANT simulation of the scientific performance of the AGILE Gamma-Ray Imaging Detector (GRID),…

astro-ph2002★ 23 cited

Simulation of the AGILE gamma-ray imaging detector performance: part I

Francesco Longo, Veronica Cocco, Marco Tavani

We present in this paper the results of a comprehensive GEANT simulation of the Gamma-Ray Imaging Detector (GRID) being developed for the AGILE space astrophysics mission. The GRID…

astro-ph2002★ 8 cited

Gamma-Ray Imaging by Silicon Detectors in Space: the AREM Method

Carlotta Pittori, Marco Tavani

We present the Agile REconstruction Method (AREM) for gamma-ray (30 MeV - 50 GeV) direction reconstruction applicable to high-resolution Silicon Tracker detectors in space. It can…