Showing 2021 · astro-ph.IMShow all

20 papers · 2 filters

astro-ph.IM2021★ 5 cited

Assessment of the Cherenkov camera alignment through Variance images for the ASTRI telescope

Simone Iovenitti, Giorgia Sironi, Enrico Giro +3

A peculiar aspect of Cherenkov telescopes is that they are designed to detect atmospheric light flashes on the time scale of nanoseconds, being almost blind to stellar sources. As…

astro-ph.IM2021★ 18 cited

Introducing PT-REX, the Point-to-point TRend EXtractor

Alessandro Ignesti

Investigating the spatial correlation between different emissions in an extended astrophysical source can provide crucial insights into their physical connection, hence it can be t…

astro-ph.IM2021★ 3 cited

Time delay estimation in unresolved lensed quasars

L. Biggio, A. Domi, S. Tosi +4

Time-delay cosmography can be used to infer the Hubble parameter by measuring the relative time delays between multiple images of gravitationally-lensed quasars. A few of suc…

astro-ph.IM2021★ 5 cited

Gamma-Ray Burst detection prospects for next generation ground-based VHE facilities

G. La Mura, U. Barres de Almeida, R. Conceição +6

Gamma-ray Bursts (GRB) were discovered by satellite-based detectors as powerful sources of transient -ray emission. The Fermi satellite detected an increasing number of these ev…

astro-ph.IM2021★ 43 cited

Euclid preparation: XVI. Exploring the ultra low-surface brightness Universe with Euclid/VIS

A. S. Borlaff, P. Gómez-Alvarez, B. Altieri +180

While Euclid is an ESA mission specifically designed to investigate the nature of Dark Energy and Dark Matter, the planned unprecedented combination of survey area ( d…

astro-ph.IM2021★ 1 cited

The Online Observation Quality System for the ASTRI Mini-Array

N. Parmiggiani, A. Bulgarelli, L. Baroncelli +18

The ASTRI Mini-Array is an international collaboration led by the Italian National Institute for Astrophysics (INAF), aiming to construct and operate an array of nine Imaging Atmos…