activity
20222026
most citedObservations of the Crab Nebula and Pulsar with the Large-Sized Telescope Prototype of the Cherenkov Telescope Array

50 citations · 95 across the 18 of their papers we have counts for

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9 papers · 1 filter

astro-ph.IM2026

One-week optical observations of pulsed emission from the Crab pulsar with IMONY on the 3.8 m Seimei telescope

Kazuaki Hashiyama, Takeshi Nakamori, Anju Sato +13

We report our optical observations of the Crab pulsar using the Imager of MPPC-based Optical photoN counter from Yamagata (IMONY), a high-time-resolution photon-counting imager wit…

astro-ph.IM2025

Calibrating the photometric performance of a high-time-resolution photon-counting imager for optical astronomy

Mana Hasebe, Takeshi Nakamori, Kazuaki Hashiyama +8

Optical observations with high time resolution are essential for understanding the origin of sub-millisecond timescale astronomical phenomena, including giant radio pulses from the…

astro-ph.IM2025

Development of an imager with high time resolution optical photon counter

A. Sato, T. Nakamori, M. Shoji +7

Astrophysical transient phenomena on sub-millisecond timescales, such as fast radio bursts and giant radio pulses from the Crab pulsar, have been primarily observed in radio waveba…

astro-ph.IM2025★ 3 cited

Optical photon-counting observation of the Crab pulsar with Kanata telescope using prototype IMONY

Takeshi Nakamori, Kazuaki Hashiyama, Rin Sato +14

We have developed an optical photon-counting imaging system, IMONY, as an instrument for short-scale time-domain astronomy. In this study, we utilized a Geiger avalanche photodiode…

astro-ph.IM2023

Imaging Atmospheric Cherenkov Telescopes pointing determination using the trajectories of the stars in the field of view

Mykhailo Dalchenko, Matthieu Heller

We present a new approach to the pointing determination of Imaging Atmospheric Cherenkov Telescopes (IACTs). This method is universal and can be applied to any IACT with minor modi…

astro-ph.IM2023★ 13 cited

Performance of the joint LST-1 and MAGIC observations evaluated with Crab Nebula data

H. Abe, K. Abe, S. Abe +365

Aims. LST-1, the prototype of the Large-Sized Telescope for the upcoming Cherenkov Telescope Array Observatory, is concluding its commissioning in Observatorio del Roque de los Muc…

astro-ph.IM2023★ 1 cited

Interpolation of Instrument Response Functions for the Cherenkov Telescope Array in the Context of pyirf

Rune Michael Dominik, Maximilian Linhoff, Julian Sitarek

The Cherenkov Telescope Array (CTA) will be the next generation ground-based very-high-energy gamma-ray observatory, constituted by tens of Imaging Atmospheric Cherenkov Telescopes…

astro-ph.IM2023

Performance update of an event-type based analysis for the Cherenkov Telescope Array

Juan Bernete, Orel Gueta, Tarek Hassan +3

The Cherenkov Telescope Array (CTA) will be the next-generation observatory in the field of very-high-energy (20 GeV to 300 TeV) gamma-ray astroparticle physics. The traditional ap…

astro-ph.IM2023

Characterization of SiPM and development of test bench modules for the next-generation cameras for Large-Sized Telescopes for Cherenkov Telescope Array

Takayuki. Saito, K. Hashiyama, H. Iwasaki +5

The recent improvements in the performance of the silicon photomultipliers (SiPMs) made them attractive options as photo sensors of imaging atmospheric Cherenkov telescopes (IACTs)…