collaborators

6 papers

astro-ph.IM2026

Development and Evaluation of a CNN-Based Charged-Particle Event Rejection Algorithm for Soft X-ray Detection in a pnCCD-Based Satellite System

Hsien-Chieh Shen, Ryuji Kondo, Makoto Arimoto +13

All-sky surveys in the soft X-ray band are essential for detecting transient objects such as high-redshift gamma-ray bursts (GRBs), which provide key insights into the early univer…

astro-ph.IM2025

In-orbit Performance of the Soft X-ray Imaging Telescope Xtend aboard XRISM

Hiroyuki Uchida, Koji Mori, Hiroshi Tomida +62

We present a summary of the in-orbit performance of the soft X-ray imaging telescope Xtend onboard the XRISM mission, based on in-flight observation data, including first-light cel…

astro-ph.IM2025

Development of the Timing System for the X-Ray Imaging and Spectroscopy Mission

Yukikatsu Terada, Megumi Shidatsu, Makoto Sawada +62

This paper describes the development, design, ground verification, and in-orbit verification, performance measurement, and calibration of the timing system for the X-Ray Imaging an…

astro-ph.IM2025

New CCD Driving Technique to Suppress Anomalous Charge Intrusion from Outside the Imaging Area for Soft X-ray Imager of Xtend onboard XRISM

Hirofumi Noda, Mio Aoyagi, Koji Mori +22

The Soft X-ray Imager (SXI) is an X-ray CCD camera of the Xtend system onboard the X-Ray Imaging and Spectroscopy Mission (XRISM), which was successfully launched on September 7, 2…

astro-ph.IM2025

Initial operations of the Soft X-ray Imager onboard XRISM

Hiromasa Suzuki, Tomokage Yoneyama, Shogo B. Kobayashi +52

XRISM (X-Ray Imaging and Spectroscopy Mission) is an astronomical satellite with the capability of high-resolution spectroscopy with the X-ray microcalorimeter, Resolve, and wide f…

astro-ph.IM2025

Soft X-ray Imager of the Xtend system onboard XRISM

Hirofumi Noda, Koji Mori, Hiroshi Tomida +57

The Soft X-ray Imager (SXI) is the X-ray charge-coupled device (CCD) camera for the soft X-ray imaging telescope Xtend installed on the X-ray Imaging and Spectroscopy Mission (XRIS…