English
Related papers

Related papers: Fermi-LAT data reprocessed with updated calibratio…

200 papers

The event selection developed for the Fermi Large Area Telescope before launch has been periodically updated to reflect the constantly improving knowledge of the detector and the environment in which it operates. Pass 7, released to the…

The Large Area Telescope (LAT) on-board the Fermi Gamma-ray Space Telescope started nominal operations on August 13, 2008, after about 60 days of instrument checkout and commissioning and is currently performing an all-sky gamma-ray survey…

Instrumentation and Methods for Astrophysics · Physics 2019-08-13 R. Rando

The Fermi Large Area Telescope (Fermi-LAT, hereafter LAT), the primary instrument on the Fermi Gamma-ray Space Telescope (Fermi) mission, is an imaging, wide field-of-view, high-energy \gamma-ray telescope, covering the energy range from 20…

Instrumentation and Methods for Astrophysics · Physics 2015-03-20 LAT Collaboration

The Large Area Telescope (LAT) on--board the Fermi Gamma ray Space Telescope began its on--orbit operations on June 23, 2008. Calibrations, defined in a generic sense, correspond to synchronization of trigger signals, optimization of delays…

Instrumentation and Methods for Astrophysics · Physics 2015-05-13 The Fermi LAT Collaboration

The Data Handling Pipeline ("Pipeline") has been developed for the Fermi Gamma-Ray Space Telescope (Fermi) Large Area Telescope (LAT) which launched in June 2008. Since then it has been in use to completely automate the production of data…

Instrumentation and Methods for Astrophysics · Physics 2012-12-18 Stephan Zimmer , Luisa Arrabito , Tom Glanzman , Tony Johnson , Claudia Lavalley , Andrei Tsaregorodtsev

The Fermi Large Area Telescope (LAT) is a powerful pulsar detector, as demonstrated by the over one hundred objects in its second catalog of pulsars. Pass 8 is a new reconstruction and event selection strategy developed by the Fermi-LAT…

High Energy Astrophysical Phenomena · Physics 2019-08-14 H. Laffon , D. A. Smith , L. Guillemot

The Fermi Large Area Telescope (LAT) data have confirmed the pulsed emission from all six high-confidence gamma-ray pulsars previously known from the EGRET observations. We report results obtained from the analysis of 13 months of LAT data…

High Energy Astrophysical Phenomena · Physics 2015-05-19 Fermi LAT Collaboration , A. A. Abdo

Detailed simulations of the gamma-ray sky played an important role before the launch of Fermi. Pre-launch simulation campaigns aided the development of new analysis tools and the assessment of the expected Fermi-LAT science performance.…

High Energy Astrophysical Phenomena · Physics 2019-08-14 M. Razzano

The Large Area Telescope (LAT) on Fermi, launched on 2008 June 11, is a space telescope to explore the high energy gamma-ray universe. The instrument covers the energy range from 20 MeV to 300 GeV with greatly improved sensitivity and…

High Energy Astrophysical Phenomena · Physics 2010-06-18 Damien Parent

The Large Area Telescope (LAT) onboard the Fermi satellite is observing the gamma-ray sky in the high energy region, above 20 MeV. We have developed a method to reconstruct the energy spectra of the gamma-rays detected by the Fermi LAT…

Instrumentation and Methods for Astrophysics · Physics 2019-08-13 F. Loparco , M. N. Mazziotta

The Fermi Gamma-Ray Space Telescope was launched in June 2008 and the onboard Large Area Telescope (LAT) has been collecting data since August of that same year. The LAT is currently being used to study a wide range of science topics in…

High Energy Astrophysical Phenomena · Physics 2019-08-13 P. D. Smith , R. E. Hughes , B. L. Winer , T. W. Wood

The proper estimation of the background is a crucial component of data analyses in astrophysics, such as source detection, temporal studies, spectroscopy, and localization. For the case of the Large Area Telescope (LAT) on board the Fermi…

Instrumentation and Methods for Astrophysics · Physics 2013-08-28 V. Vasileiou

The Fermi Gamma-ray Space Telescope (Fermi) was launched on June 11, 2008 and began its first year sky survey on August 11, 2008. The Large Area Telescope (LAT), a wide field-of-view pair-conversion telescope covering the energy range from…

High Energy Astrophysical Phenomena · Physics 2010-11-30 Peter F. Michelson , William B. Atwood , Steven Ritz

The current version of the Fermi Large Area Telescope data (P8R2) has been publicly available since June 2015, with the caveat that the residual background of all event classes, except ULTRACLEANVETO, was not fully isotropic: it was…

Instrumentation and Methods for Astrophysics · Physics 2018-11-27 P. Bruel , T. H. Burnett , S. W. Digel , G. Johannesson , N. Omodei , M. Wood

(Abridged) The Large Area Telescope (Fermi/LAT, hereafter LAT), the primary instrument on the Fermi Gamma-ray Space Telescope (Fermi) mission, is an imaging, wide field-of-view, high-energy gamma-ray telescope, covering the energy range…

Instrumentation and Methods for Astrophysics · Physics 2012-08-27 LAT Collaboration , W. B. Atwood

The Large Area Telescope (LAT), the primary instrument for the Fermi Gamma-ray Space Telescope (Fermi) mission, is an imaging, wide field-of-view, high-energy gamma-ray telescope, covering the energy range from 30 MeV to more than 300 GeV.…

Instrumentation and Methods for Astrophysics · Physics 2021-09-07 The Fermi LAT Collaboration , M. Ajello , W. B. Atwood , M. Axelsson , R. Bagagli , M. Bagni , L. Baldini , D. Bastieri , F. Bellardi , R. Bellazzini , E. Bissaldi , E. D. Bloom , R. Bonino , J. Bregeon , A. Brez , P. Bruel , R. Buehler , S. Buson , R. A. Cameron , P. A. Caraveo , E. Cavazzuti , M. Ceccanti , S. Chen , C. C. Cheung , S. Ciprini , I. Cognard , J. Cohen-Tanugi , S. Cutini , F. D'Ammando , P. de la Torre Luque , F. de Palma , S. W. Digel , F. Dirirsa , N. Di Lalla , L. Di Venere , A. Domínguez , D. Fabiani , E. C. Ferrara , A. Fiori , G. Foglia , Y. Fukazawa , P. Fusco , F. Gargano , D. Gasparrini , M. Giroletti , T. Glanzman , D. Green , S. Griffin , M. -H. Grondin , J. E. Grove , L. Guillemot , S. Guiriec , M. Gustafsson , E. Hays , D. Horan , G. Jóhannesson , T. J. Johnson , T. Kamae , M. Kerr , M. Kuss , S. Larsson , L. Latronico , M. Lemoine-Goumard , J. Li , I. Liodakis , F. Longo , F. Loparco , M. N. Lovellette , P. Lubrano , S. Maldera , A. Manfreda , G. Martí-Devesa , M. N. Mazziotta , N. Menon , I. Mereu , M. Meyer , P. F. Michelson , M. Minuti , W. Mitthumsiri , T. Mizuno , M. Mongelli , M. E. Monzani , I. V. Moskalenko , M. Negro , E. Nuss , R. Ojha , M. Orienti , E. Orlando , A. Paccagnella , V. S. Paliya , D. Paneque , Z. Pei , J. S. Perkins , M. Pesce-Rollins , M. Pinchera , F. Piron , H. Poon , T. A. Porter , R. Primavera , G. Principe , J. L. Racusin , S. Rainò , R. Rando , B. Rani , E. Rapposelli , M. Razzano , S. Razzaque , A. Reimer , O. Reimer , J. J. Russell , N. Saggini , P. M. Saz Parkinson , N. Scolieri , D. Serini , C. Sgrò , E. J. Siskind , D. A. Smith , G. Spandre , P. Spinelli , D. J. Suson , H. Tajima , J. G. Thayer , D. J. Thompson , L. Tibaldo , D. F. Torres , G. Tosti , J. Valverde , L. Vigiani , G. Zaharijas

The {\it Fermi} Large Area Telescope (LAT) has been routinely gathering science data since August 2008, surveying the full sky every three hours. The first Fermi-LAT catalog of sources detected above 10 GeV (1FHL) relied on three years of…

High Energy Astrophysical Phenomena · Physics 2019-08-14 M. Ajello , A. Domínguez , D. Gasparrini , S. Cutini

Observations of Gamma-Ray Bursts with the Fermi Large Area Telescope have prompted theoretical advances and posed big challenges in the understanding of such extreme sources, despite the fact that GRB emission above 100 MeV is a fairly rare…

High Energy Astrophysical Phenomena · Physics 2015-02-12 Giacomo Vianello , Nicola Omodei , Fermi/LAT collaboration

We present an overview of precise pulsar timing using data from the Large Area Telescope (LAT) on Fermi. We describe the analysis techniques including a maximum likelihood method for determining pulse times of arrival from unbinned photon…

High Energy Astrophysical Phenomena · Physics 2015-05-20 Paul S. Ray , Matthew Kerr , Damien Parent , the Fermi PSC

The Fermi Gamma-ray Space Telescope was launched more than 13 years ago and since then it has dramatically changed our knowledge of the gamma-ray sky. With more than three billions photons from the whole sky, collected in the energy range…

High Energy Astrophysical Phenomena · Physics 2022-09-09 Giacomo Principe
‹ Prev 1 2 3 10 Next ›