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The Cherenkov Telescope Array (CTA) Observatory must be capable of issuing fast alerts on variable and transient sources to maximize the scientific return. This will be accomplished by means of a Real-Time Analysis (RTA) pipeline, a key…

The Cherenkov Telescope Array (CTA) is the next generation of Imaging Atmospheric Cherenkov Telescopes. It would reach unprecedented sensitivity and energy resolution in very-high-energy gamma-ray astronomy. In order to reach these goals,…

Instrumentation and Methods for Astrophysics · Physics 2019-08-15 M. Doro , M. Gaug , J. Pallotta , G. Vasileiadis , O. Blanch , F. Chouza , R. D'Elia , A. Etchegoyen , Ll. Font , D. Garrido , F. Gonzales , A. López-Oramas , M. Martínez , L. Otero , E. Quel , P. Ristori

In this paper, the development of the dual mirror Small Size Telescopes (SST) for the Cherenkov Telescope Array (CTA) is reviewed. Up to 70 SST, with a primary mirror diameter of 4 m, will be produced and installed at the CTA southern site.…

Instrumentation and Methods for Astrophysics · Physics 2019-08-17 G. Pareschi , G. Agnetta , L. A. Antonelli , D. Bastieri , G. Bellassai , M. Belluso , C. Bigongiari , S. Billotta , B. Biondo , G. Bonanno , G. Bonnoli , P. Bruno , A. Bulgarelli , R. Canestrari , M. Capalbi , P. Caraveo , A. Carosi , E. Cascone , O. Catalano , M. Cereda , P. Conconi , V. Conforti , G. Cusumano , V. De Caprio , A. De Luca , A. Di Paola , F. Di Pierro , D. Fantinel , M. Fiorini , D. Fugazza , D. Gardiol , M. Ghigo , F. Gianotti , S. Giarrusso , E. Giro , A. Grillo , D. Impiombato , S. Incorvaia , A. La Barbera , N. La Palombara , V. La Parola , G. La Rosa , L. Lessio , G. Leto , S. Lombardi , F. Lucarelli , M. C. Maccarone , G. Malaguti , G. Malaspina , V. Mangano , D. Marano , E. Martinetti , R. Millul , T. Mineo , A. MistÒ , C. Morello , G. Morlino , M. R. Panzera , G. Rodeghiero , P. Romano , F. Russo , B. Sacco , N. Sartore , J. Schwarz , A. Segreto , G. Sironi , G. Sottile , A. Stamerra , E. Strazzeri , L. Stringhetti , G. Tagliaferri , V. Testa , M. C. Timpanaro , G. Toso , G. Tosti , M. Trifoglio , P. Vallania , S. Vercellone , V. Zitelli , J. P. Amans , C. Boisson , C. Costille , J. L. Dournaux , D. Dumas , G. Fasola , O. Hervet , J. M. Huet , P. Laporte , C. Rulten , H. Sol , A. Zech , R. White , J. Hinton , D. Ross , J. Sykes , S. Ohm , J. Schmoll , P. Chadwick , T. Greenshaw , M. Daniel , G. Cotter , G. S. Varner , S. Funk , J. Vandenbroucke , L. Sapozhnikov , J. Buckley , P. Moore , D. Williams , S. Markoff , J. Vink , D. Berge , N. Hidaka , A. Okumura , H. Tajima

The assumption of Lorentz invariance is one of the founding principles of modern physics and violation of that would have deep consequences to our understanding of the universe. Potential signatures of such a violation could range from…

High Energy Astrophysical Phenomena · Physics 2019-08-14 M. K. Daniel , D. Emmanoulopoulos , M. Fairbairn , N. Otte

Large Array of imaging atmospheric Cherenkov Telescope (LACT) is an array of 32 Cherenkov telescopes with 6-meter diameter mirrors to be constructed at the LHAASO site. In this work, we present a study on the layout optimization and…

High Energy Astrophysical Phenomena · Physics 2024-09-24 Zhipeng Zhang , Ruizhi Yang , ShouShan Zhang , Zhen Xie , Jiali Liu , LiQiao Yin , YuDong Wang , Lingling Ma , Zhen Cao

Radio galaxies host relativistic jets oriented away from our line of sight, making them challenging targets for Very High Energy (VHE, E$>$100 GeV) $\gamma$-ray detectors. Indeed, out of $\sim100$ extragalactic sources detected at $E>100$…

High Energy Astrophysical Phenomena · Physics 2019-12-04 Roberto Angioni

Telescopes -- far seeing -- have since centuries revealed insights to objects at cosmic distances. Adopted for gamma-ray-astronomy, ground based Cherenkov-telescopes image the faint Cherenkov-light of air-showers induced by cosmic…

Instrumentation and Methods for Astrophysics · Physics 2019-05-01 Sebastian Achim Mueller

Among all the high-energy environments of our Galaxy, the Galactic Center (GC) region is definitely the richest. It harbors a large amount of non-thermal emitters, including the closest supermassive black hole, dense molecular clouds,…

The Cherenkov Telescope Array (CTA) will present the next leap forward in gamma-ray astronomy, pushing beyond the present energy frontier to probe beyond 300 TeV. This capability is provided by the 70 Small Sized Telescopes (SSTs). The SSTs…

Instrumentation and Methods for Astrophysics · Physics 2019-07-23 Jason John Watson , Justus Zorn

Imaging Atmosphere Cherenkov Telescopes (IACT) are arrays of very large optical telescopes that are well-suited for rapid photometry of bright sources. I investigate their potential in observing stellar occultations by small objects in the…

Earth and Planetary Astrophysics · Physics 2015-06-18 Brian C. Lacki

The Cherenkov Telescope Array (CTA) project, led by an international collaboration of institutes, aims to create the world's largest next generation observatory for Very High Energy (VHE) gamma-ray astronomy. It will be devoted to…

Instrumentation and Methods for Astrophysics · Physics 2019-09-26 A. Dmytriiev , L. Dangeon , G. Fasola , H. Sol , A. Zech , J. Gironnet , O. Le Blanc , J. P. Amans , G. Buchholtz , J. L. Dournaux , F. de Frondat , D. Horville , J. M. Huet , I. Jégouzo , P. Laporte

Recent advances in unmanned aerial vehicle (UAV) technology have made UAVs an attractive possibility as an airborne calibration platform for astronomical facilities. This is especially true for arrays of telescopes spread over a large area…

Instrumentation and Methods for Astrophysics · Physics 2017-12-06 Anthony M. Brown

The Cherenkov Telescope Array will provide the deepest survey of the Galactic Plane performed at very-high-energy gamma-rays. Consequently, this survey will unavoidably face the challenge of source confusion, i.e., the non-unique…

High Energy Astrophysical Phenomena · Physics 2022-10-11 Enrique Mestre , Diego F. Torres , Emma de Oña Wilhelmi , Josep Martí

The small size telescopes (SSTs), spread over an area of several square km, dominate the CTA sensitivity in the photon energy range from a few TeV to over 100 TeV, enabling for the detailed exploration of the very high energy gamma-ray sky.…

Instrumentation and Methods for Astrophysics · Physics 2015-08-27 Teresa Montaruli , Giovanni Pareschi , Tim Greenshaw

In this work, we study the potential of the Cherenkov Telescope Array (CTA) for the detection of Galactic dark matter (DM) subhalos. We focus on low-mass subhalos that do not host any baryonic content and therefore lack any multiwavelength…

High Energy Astrophysical Phenomena · Physics 2021-06-08 Javier Coronado-Blázquez , Michele Doro , Miguel A. Sánchez-Conde , Alejandra Aguirre-Santaella

The Cherenkov Telescope Array (CTA) is the next generation of ground-based gamma-ray observatory. The observatory will consist of two arrays, one located in the southern hemisphere (Paranal,Chile) and the other in the northern hemisphere…

Instrumentation and Methods for Astrophysics · Physics 2020-12-17 Victor Barbosa Martins , Markus Garczarczyk

The amount of scientific data to be transmitted from deep-space probes is very limited due to RF-communications constraints. Free-space optical communication can alleviate this bottleneck, increasing data rate while reducing weight, mass…

Instrumentation and Methods for Astrophysics · Physics 2015-12-02 Alberto Carrasco-Casado , Jose Manuel Sanchez-Pena , Ricardo Vergaz

The Cherenkov Telescope Array (CTA) will be the world's first open observatory for very high energy gamma-rays. Around a hundred telescopes of different sizes will be used to detect the Cherenkov light that results from gamma-ray induced…

Instrumentation and Methods for Astrophysics · Physics 2019-08-17 A. Zech , J. -P. Amans , S. Blake , C. Boisson , C. Costille , F. De-Frondat , J. -L. Dournaux , D. Dumas , G. Fasola , T. Greenshaw , O. Hervet , J. -M. Huet , P. Laporte , C. Rulten , D. Savoie , F. Sayede , J. Schmoll , H. Sol

The Next-Generation Atmospheric Cherenkov Telescope Array (NG-ACTA) is proposed as a prospective infrastructure for very high energy (VHE) gamma-ray astronomy, consisting of a mixed-aperture array of 88 telescopes with a maximum array…

High Energy Astrophysical Phenomena · Physics 2026-03-23 Jiancheng Wang , Jirong Mao

Imaging atmospheric Cherenkov telescopes (IACTs) that are sensitive to potential $\gamma$-ray signals from dark matter (DM) annihilation above $\sim50$ GeV will soon be superseded by the Cherenkov Telescope Array (CTA). CTA will have a…

High Energy Astrophysical Phenomena · Physics 2017-10-11 Csaba Balázs , Jan Conrad , Ben Farmer , Thomas Jacques , Tong Li , Manuel Meyer , Farinaldo S. Queiroz , Miguel A. Sánchez-Conde