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ASTRI (Astrofisica con Specchi a Tecnologia Replicante Italiana) is an Italian flagship project pursued by INAF (Istituto Nazionale di Astrofisica) strictly linked to the development of the Cherenkov Telescope Array, CTA. Primary goal of…

ASTRI ("Astrofisica con Specchi a Tecnologia Replicante Italiana") is a flagship project of the Italian Ministry of Education, University and Research. Within this framework, INAF is currently developing a wide field of view (9.6 degrees in…

Instrumentation and Methods for Astrophysics · Physics 2019-08-15 S. Vercellone , O. Catalano , M. C. Maccarone , F. Di Pierro , P. Vallania , G. Bonnoli , R. Canestrari , G. Pareschi , P. Caraveo , N. La Palombara , M. Fiorini , L. Stringhetti , E. Giro , G. Tosti

The Cherenkov Telescope Array (CTA) will be the largest ground-based observatory operating in the very-high-energy gamma-ray (20 GeV - 300 TeV) range. It will be based on more than one hundred telescopes, located at two sites (northern and…

Instrumentation and Methods for Astrophysics · Physics 2018-01-22 Maria Concetta Maccarone

Objective: ServiMon is designed to offer a scalable and intelligent pipeline for data collection and auditing to monitor distributed astronomical systems such as the ASTRI Mini-Array. The system enhances quality control, predictive…

Instrumentation and Methods for Astrophysics · Physics 2025-11-03 Emilio Mastriani , Alessandro Costa , Federico Incardona , Kevin Munari , Sebastiano Spinello

Astronomical intensity interferometry enables quantitative measurements of the source geometry by measuring the photon fluxes in individual telescopes and correlating them, rather than correlating the electromagnetic waves' amplitudes. This…

Instrumentation and Methods for Astrophysics · Physics 2023-06-16 Andreas Zmija , Naomi Vogel , Gisela Anton , Dmitry Malyshev , Thilo Michel , Adrian Zink , Stefan Funk

Most neighboring stars are still detected as point sources and are beyond the angular resolution reach of current observatories. Methods to improve our understanding of stars at high angular resolution are investigated. Air Cherenkov…

Instrumentation and Methods for Astrophysics · Physics 2012-09-07 Paul D. Nunez

Data-driven functions for operation and management often require measurements collected through monitoring for model training and prediction. The number of data sources can be very large, which requires a significant communication and…

Machine Learning · Computer Science 2020-10-29 Xiaoxuan Wang , Forough Shahab Samani , Rolf Stadler

ASTRI-Horn is the Cherenkov telescope developed by INAF and operating in Italy on the slopes of Etna volcano. Characterized by a dual-mirror optical system and a focal plane covered by silicon photomultiplier sensors, ASTRI-Horn is a…

Instrumentation and Methods for Astrophysics · Physics 2019-09-20 A. Segreto , O. Catalano , M. C. Maccarone , T. Mineo , A. La Barbera

Imaging Atmospheric Cherenkov Telescopes have long been viewed as potential light collectors to be used for long baseline optical intensity interferometry observations. Intensity interferometry, as implemented with Cherenkov telescopes, is…

Instrumentation and Methods for Astrophysics · Physics 2019-08-13 N. Matthews , S. LeBohec

With its unprecedented light-collecting area for night-sky observations, the Cherenkov Telescope Array (CTA) holds great potential for also optical stellar astronomy, in particular as a multi-element intensity interferometer for realizing…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Dainis Dravins , Stephan LeBohec , Hannes Jensen , Paul D. Nuñez

ASTRI is a Flagship Project led by the Italian National Institute of Astrophysics, INAF. The main objective of the ASTRI project is to develop a prototype of the Small Size class Telescope for the Cherenkov Telescope Array (CTA) in a…

Instrumentation and Methods for Astrophysics · Physics 2019-08-15 G. Leto , M. C. Maccarone , G. Bellassai , P. Bruno , M. Fiorini , A. Grillo , E. Martinetti , G. La Rosa , A. Segreto , G. Sottile , L. Stringhetti

The Cherenkov Telescope Array (CTA) is an initiative that is currently building the largest gamma-ray ground Observatory that ever existed. A Science Alert Generation (SAG) system, part of the Array Control and Data Acquisition (ACADA)…

Using kilometric arrays of air Cherenkov telescopes, intensity interferometry may increase the spatial resolution in optical astronomy by an order of magnitude, enabling images of rapidly rotating stars with structures in their…

Instrumentation and Methods for Astrophysics · Physics 2015-06-05 Dainis Dravins , Stephan LeBohec , Hannes Jensen , Paul D. Nuñez

A long-held astronomical vision is to realize diffraction-limited optical aperture synthesis over kilometer baselines. This will enable imaging of stellar surfaces and their environments, show their evolution over time, and reveal…

Instrumentation and Methods for Astrophysics · Physics 2015-06-22 Dainis Dravins , Tiphaine Lagadec

In the 1970s, the Narrabri intensity interferometer was used to measure 32 stellar diameters; some as small as 0.4 milli-arc-seconds (mas). The interferometer consisted of a pair of 6.5m telescopes with relatively crude optics, similar to…

Astrophysics · Physics 2008-11-26 S. Le Bohec , J. Holder

Simulating and analysing detailed observations of astrophysical sources for very high energy (VHE) experiments, like the Cherenkov Telescope Array (CTA), can be a demanding task especially in terms of CPU consumption and required storage.…

Instrumentation and Methods for Astrophysics · Physics 2019-03-13 M. Landoni , P. Romano , S. Vercellone , J. Knodlseder , A. Bianco , F. Tavecchio , A. Corina

A concept of the ground-based optical astronomical observations efficiency is considered in this paper. We believe that a telescope efficiency can be increased by properly allocating observation tasks with respect to the current environment…

Instrumentation and Methods for Astrophysics · Physics 2018-06-26 Matwey V. Kornilov

The Einstein On-Line Service (EOLS) is a simple menu-driven system which provides an intuitive method of querying over one hundred database catalogs. In addition, the EOLS contains over 30 CDROMs of images from the Einstein X-ray…

Astrophysics · Physics 2007-05-23 D. E. Harris , C. S. Grant , H. Andernach