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Related papers: IVOA Provenance data model: hints from the CTA Pro…

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The galactic and extragalactic surveys are two of the main proposed legacy projects of the Cherenkov Telescope Array (CTA), providing an unbiased view of the Universe at energies above tens of GeV. Considering Cherenkov telescopes' limited…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Lucie Gérard

One of the major scientific objectives of the future Cherenkov Telescope Array (CTA) Observatory is the search for PeVatrons. PeVatrons are cosmic-ray factories able to accelerate nuclei at least up to the knee feature seen in the spectrum…

High Energy Astrophysical Phenomena · Physics 2019-11-15 E. O. Angüner , F. Cassol , H. Costantini , C. Trichard , G. Verna

The analysis of ring images produced by muons in an Imaging Atmospheric Cherenkov Telescope (IACT) provides a powerful and precise method to calibrate the IACT optical throughput and monitor its optical point-spread function (PSF). First…

Instrumentation and Methods for Astrophysics · Physics 2019-07-11 Markus Gaug , Steven Fegan , Alison Mitchell , Maria-Concetta Maccarone , Teresa Mineo , Akira Okumura

The Cherenkov Telescope Array (CTA) is an international project for a next-generation ground-based gamma ray observatory, aiming to improve on the sensitivity of current-generation experiments by an order of magnitude and provide energy…

Instrumentation and Methods for Astrophysics · Physics 2017-09-20 D. Nieto , T. B. Humensky , P. Kaaret , D. Kieda , M. Limon , A. Petrashyk , D. Ribeiro , J. Rousselle , B. Stevenson , V. Vassiliev , P. Wilcox

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

We compute the sensitivity to dark matter annihilations for the forthcoming large Cherenkov Telescope Array (CTA) in several primary channels and over a range of dark matter masses from 30 GeV up to 80 TeV. For all channels, we include…

High Energy Astrophysical Phenomena · Physics 2015-06-29 Valentin Lefranc , Emmanuel Moulin , Paolo Panci , Joseph Silk

Provenance is information recording the source, derivation, or history of some information. Provenance tracking has been studied in a variety of settings; however, although many design points have been explored, the mathematical or semantic…

Databases · Computer Science 2009-12-22 James Cheney , Amal Ahmed , Umut Acar

The Cherenkov Telescope Array (CTA) is the next-generation atmospheric Cherenkov gamma-ray observatory. CTA will consist of two installations, one in the northern, and the other in the southern hemisphere, containing tens of telescopes of…

The analysis and combination of data from different gamma-ray instruments involves the use of collaboration proprietary software and case-by-case methods. The effort of defining a common data format for high-level data, namely event lists…

The Cherenkov Telescope Array (CTA) is the next major ground-based observatory for gamma-ray astronomy. With CTA gamma-ray sources will be studied in the very-high energy gamma-ray range of a few tens of GeV to 100 TeV with up to ten times…

Instrumentation and Methods for Astrophysics · Physics 2014-08-05 Kevin J. Meagher

Over the past decades Bayesian methods have become increasingly popular in astronomy and physics as stochastic samplers have enabled efficient investigation of high-dimensional likelihood surfaces. In this work we develop a hierarchical…

High Energy Astrophysical Phenomena · Physics 2022-11-16 Abhi Mangipudi , Eric Thrane , Csaba Balazs

Due to the limited field of view (FoV) of Cherenkov telescopes, the time needed to achieve target sensitivity for surveys of the extragalactic and Galactic sky is large. To optimize the time spent to perform such surveys, a so-called…

High Energy Astrophysical Phenomena · Physics 2023-09-26 A. Donini , I. Burelli , O. Gueta , F. Longo , E. Pueschel , D. Tak , A. Vigliano , T. Vuillamme , O. Sergijenko , A. Sarkar

The Cherenkov Telescope Array (CTA) will be the world's largest and most sensitive ground-based gamma-ray observatory in the energy range from a few tens of GeV to tens of TeV. The LST-1 prototype, currently in its commissioning phase, is…

High Energy Astrophysical Phenomena · Physics 2021-11-30 Jakub Juryšek , Etienne Lyard , Roland Walter

Data Models are an essential part of automatic data processing, but even more so when trying to tie together data coming from many different data sources, as is the case for the International Virtual Observatory. In this talk we will review…

Instrumentation and Methods for Astrophysics · Physics 2009-01-20 J. D. Santander-Vela

The next-generation ground-based gamma-ray Cherenkov Telescope Array Observatory (CTAO) will consist of imaging atmospheric Cherenkov telescopes (IACTs) of three different sizes distributed in two sites. The Large-Sized Telescopes will…

High Energy Astrophysical Phenomena · Physics 2023-09-21 Daniel Morcuende , Rubén López-Coto , Abelardo Moralejo , Seiya Nozaki , Thomas Vuillaume

The Cherenkov Telescope Array (CTA) is the next generation of Imaging Atmospheric Cherenkov Telescopes. It will reach a sensitivity and energy resolution never obtained until now by any other high energy gamma-ray experiment. Understanding…

Instrumentation and Methods for Astrophysics · Physics 2018-01-22 G. Vasileiadis , O. Blanch , J. Bregeon , P. Brun , O. Calpe , M. Colak , M. Doro , L. Font , M. Gaug , S. Griffiths , C. Maggio , M. Martinez , O. Martinez , P. Ristori , S. Rivoire

Analytic provenance can be visually encoded to help users track their ongoing analysis trajectories, recall past interactions, and inform new analytic directions. Despite its significance, provenance is often hardwired into analytics…

Human-Computer Interaction · Computer Science 2025-05-20 Arpit Narechania , Shunan Guo , Eunyee Koh , Alex Endert , Jane Hoffswell

The current generation of Imaging Atmospheric Cherenkov Telescopes (IACTs), including the H.E.S.S., MAGIC, and VERITAS telescope arrays, have made substantial contributions to our knowledge about the structure and composition of the highly…

High Energy Astrophysical Phenomena · Physics 2012-05-17 Henric Krawczynski

The Cherenkov Telescope Array (CTA) is the planned next-generation instrument for ground-based gamma-ray astronomy, currently under preparation by a world-wide consortium. The FlashCam group is preparing a photomultiplier-based camera for…

Instrumentation and Methods for Astrophysics · Physics 2017-08-09 F. Eisenkolb , S. Diebold , C. Kalkuhl , G. Pühlhofer , A. Santangelo , T. Schanz , C. Tenzer , the FlashCam team , the CTA consortium