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We report the detection by the AGILE satellite of a rapid gamma-ray flare from the powerful gamma-ray quasar PKS 1510-089, during a pointing centered on the Galactic Center region from 1 March to 30 March 2008. This source has been…

High Energy Astrophysical Phenomena · Physics 2014-11-20 F. D'Ammando , G. Pucella , C. M. Raiteri , M. Villata , V. Vittorini , S. Vercellone , I. Donnarumma , F. Longo , M. Tavani , A. Argan , G. Barbiellini , F. Boffelli , A. Bulgarelli , P. Caraveo , P. W. Cattaneo , A. W. Chen , V. Cocco , E. Costa , E. Del Monte , G. De Paris , G. Di Cocco , Y. Evangelista , M. Feroci , A. Ferrari , M. Fiorini , T. Froysland , F. Fuschino , M. Galli , F. Gianotti , A. Giuliani , C. Labanti , I. Lapshov , F. Lazzarotto , P. Lipari , M. Marisaldi , S. Mereghetti , A. Morselli , L. Pacciani , A. Pellizzoni , F. Perotti , G. Piano , P. Picozza , M. Pilia , M. Prest , M. Rapisarda , A. Rappoldi , S. Sabatini , P. Soffitta , M. Trifoglio , A. Trois , E. Vallazza , A. Zambra , D. Zanello , I. Agudo , M. F. Aller , H. D. Aller , A. A. Arkharov , U. Bach , E. Benitez , A. Berdyugin , D. A. Blinov , C. S. Buemi , W. P. Chen , A. Di Paola , G. Di Rico , D. Dultzin , L. Fuhrmann , J. L. Gomez , M. A. Gurwell , S. G. Jorstad , J. Heidt , D. Hiriart , H. Y. Hsiao , G. Kimeridze , T. S. Konstantinova , E. N. Kopatskaya , E. Koptelova , O. Kurtanidze , V. M. Larionov , P. Leto , E. Lindfors , J. M. Lopez , A. P. Marscher , I. M. McHardy , D. A. Melnichuk , M. Mommert , R. Mujica , K. Nilsson , M. Pasanen , M. Roca-Sogorb , M. Sorcia , L. O. Takalo , B. Taylor , C. Trigilio , I. S. Troitsky , G. Umana , L. A. Antonelli , S. Colafrancesco , S. Cutini , D. Gasparrini , C. Pittori , B. Preger , P. Santolamazza , F. Verrecchia , P. Giommi , L. Salotti

Thanks to the wide field of view of its gamma-ray imager, the AGILE satellite obtained a long term monitoring of the brightest blazars in the sky and during the first 3 years of operation detected several blazars in a high gamma-ray state:…

High Energy Astrophysical Phenomena · Physics 2019-08-14 Filippo D'Ammando

AGILE is an ASI space mission launched in 2007 to study X-ray and gamma-ray phenomena in the energy range from $\sim20$ keV to $\sim10$ GeV. The AGILE Team developed a real-time analysis pipeline for the fast detection of transient sources,…

AGILE is a space mission launched in 2007 to study X-ray and gamma-ray astronomy. The AGILE team developed real-time analysis pipelines to detect transient phenomena such as Gamma-Ray Bursts (GRBs) and to react to external science alerts…

Instrumentation and Methods for Astrophysics · Physics 2023-02-22 N. Parmiggiani , A. Bulgarelli , A. Ursi , M. Tavani , A. Macaluso , A. Di Piano , V. Fioretti , L. Baroncelli , A. Addis , C. Pittori

We report the results of an extensive search in the AGILE data for a gamma-ray counterpart of the LIGO gravitational wave event GW150914. Currently in spinning mode, AGILE has the potential of covering with its gamma-ray instrument 80 % of…

We report the first blazar detection by the AGILE satellite. AGILE detected 3C 454.3 during a period of strongly enhanced optical emission in July 2007. AGILE observed the source with a dedicated repointing during the period 2007 July 24-30…

AGILE is one of the satellites currently detecting terrestrial gamma-ray flashes (TGFs). In particular, the AGILE Mini-CALorimeter detected more than 2000 events in 8 years activity, by exploiting a unique sub-millisecond timescale trigger…

Space Physics · Physics 2021-08-26 Alessandro Ursi , Martino Marisaldi , Marco Tavani

The AGILE satellite detected transient high-energy gamma-ray emission from the X-ray binary V404 Cygni, during the June 2015 outburst observed in radio, optical, X-ray and soft gamma-ray frequencies. The activity was observed by AGILE in…

High Energy Astrophysical Phenomena · Physics 2017-04-26 G. Piano , P. Munar-Adrover , F. Verrecchia , M. Tavani , S. A. Trushkin

AGILE is a space mission launched in 2007 devoted to high-energy astrophysics. The AGILE Team is involved in the multi-messenger campaigns to send and receive science alerts about transient events in the shortest time possible. For this…

Instrumentation and Methods for Astrophysics · Physics 2023-02-14 Andrea Bulgarelli , Nicolò Parmiggiani , Valentina Fioretti , Leonardo Baroncelli , Antonio Addis , Ambra Di Piano , Carlotta Pittori , Marco Tavani

Aims. We present the second AGILE-GRID Catalog (2AGL) of {\gamma}-ray sources in the 100 MeV-10 GeV energy range. Methods. With respect to previous AGILE-GRID catalogs, the current 2AGL Catalog is based on the first 2.3 years of science…

The Italian gamma-ray satellite AGILE has recently reported the detection of some variable high-energy sources likely of galactic origin. These sources do not have any obvious counterpart at lower energies. We propose that these sources are…

High Energy Astrophysical Phenomena · Physics 2009-11-13 Gustavo E. Romero , Gabriela S. Vila

On July 31st, 2016, the ICECUBE collaboration reported the detection of a high-energy starting event induced by an astrophysical neutrino. We report here about the search for a gamma-ray counterpart of the ICECUBE-160731 event made with the…

We report on the extreme gamma-ray activity from the FSRQ PKS 1510-089 observed by AGILE in March 2009. In the same period a radio-to-optical monitoring of the source was provided by the GASP-WEBT and REM. Moreover, several Swift ToO…

High Energy Astrophysical Phenomena · Physics 2011-06-16 F. D'Ammando , C. M. Raiteri , M. Villata , P. Romano , G. Pucella , H. A. Krimm , S. Covino , M. Orienti , G. Giovannini , S. Vercellone , E. Pian , I. Donnarumma , V. Vittorini , M. Tavani , A. Argan , G. Barbiellini , F. Boffelli , A. Bulgarelli , P. Caraveo , P. W. Cattaneo , A. W. Chen , V. Cocco , E. Costa , E. Del Monte , G. De Paris , G. Di Cocco , Y. Evangelista , M. Feroci , A. Ferrari , M. Fiorini , T. Froysland , M. Frutti , F. Fuschino , M. Galli , F. Gianotti , A. Giuliani , C. Labanti , I. Lapshov , F. Lazzarotto , P. Lipari , F. Longo , M. Marisaldi , S. Mereghetti , A. Morselli , L. Pacciani , A. Pellizzoni , F. Perotti , G. Piano , P. Picozza , M. Pilia , G. Porrovecchio , M. Prest , M. Rapisarda , A. Rappoldi , A. Rubini , S. Sabatini , P. Soffitta , E. Striani , M. Trifoglio , A. Trois , E. Vallazza , A. Zambra , D. Zanello , I. Agudo , H. D. Aller , M. F. Aller , A. A. Arkharov , U. Bach , E. Benitez , A. Berdyugin , D. A. Blinov , C. S. Buemi , W. P. Chen , A. Di Paola , M. Dolci , E. Forne , L. Fuhrmann , J. L. Gomez , M. A. Gurwell , B. Jordan , S. G. Jorstad , J. Heidt , D. Hiriart , T. Hovatta , H. Y. Hsiao , G. Kimeridze , T. S. Konstantinova , E. N. Kopatskaya , E. Koptelova , O. M. Kurtanidze , S. O. Kurtanidze , V. M. Larionov , A. Lahteenmaki , P. Leto , E. Lindfors , A. P. Marscher , B. McBreen , I. M. McHardy , D. A. Morozova , K. Nilsson , M. Pasanen , M. Roca-Sogorb , A. Sillanpaa , L. O. Takalo , M. Tornikoski , C. Trigilio , I. S. Troitsky , G. Umana , L. A. Antonelli , S. Colafrancesco , C. Pittori , P. Santolamazza , F. Verrecchia , P. Giommi , L. Salotti

The LIGO-Virgo Collaboration (LVC) detected, on 2017 August 17, an exceptional gravitational-wave (GW) event temporally consistent within $\sim\,1.7 \, \rm s$ with the GRB 1708117A observed by Fermi-GBM and INTEGRAL. The event turns out to…

Fast Radio Bursts are millisecond-duration bursts originating from distant sources. They are classified into two categories: non-repeating FRBs, which manifest as singular events, and repeating FRBs, which emit multiple bursts over time In…

High Energy Astrophysical Phenomena · Physics 2025-04-10 Claudio Casentini , Francesco Verrecchia , Marco Tavani , Maura Pilia , Luigi Pacciani

The origin of cosmic neutrinos is still largely unknown. Using data obtained by the gamma-ray imager on board of the AGILE satellite, we systematically searched for transient gamma-ray sources above 100 MeV that are temporally and spatially…

The SAGACE experiment consists of a mm/sub-mm telescope with a 3-m diameter primary mirror, coupled to a cryogenic multi-beam differential spectrometer. SAGACE explores the sky in the 100-760 GHz frequency range, using four…

We report on a systematic search for hard X-ray and gamma-ray emission in coincidence with fast radio bursts (FRBs) observed by the AGILE satellite. We used 13 years of AGILE archival data searching for time coincidences between exposed…

The Soft X-ray Imager (SXI) is one of the three instruments on board EXIST, a multi-wavelength observatory in charge of performing a global survey of the sky in hard X-rays searching for Super-massive Black Holes (Grindlay & Natalucci,…

Instrumentation and Methods for Astrophysics · Physics 2010-02-08 L. Natalucci , A. Bazzano , F. Panessa , P. Ubertini , G. Tagliaferri , R. Della Ceca , G. Ghisellini , G. Pareschi , G. Villa , P. Caraveo , M. Fiorini , M. Uslenghi , J. E. Grindlay , B. Ramsey