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Related papers: Transient Detection and Classification

200 papers

Radio transients are sporadic signals and their detection requires that the backends of radio telescopes be equipped with the appropriate hardware and software to undertake this. Observational programs to detect transients can be dedicated…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 P. A. Fridman

In recent decades, astronomy and astrophysics have experienced several fundamental changes. On one hand, there has been a significant increase in the observation of transient phenomena, which are short-lived events such as supernova…

Instrumentation and Methods for Astrophysics · Physics 2024-07-16 Fabian Schüssler , M. de Bony de Lavergne , A. Kaan Alkan , J. Mourier

Large modern surveys require efficient review of data in order to find transient sources such as supernovae, and to distinguish such sources from artefacts and noise. Much effort has been put into the development of automatic algorithms,…

Fast radio bursts are a new class of transient radio phenomena currently detected as millisecond radio pulses with very high dispersion measures. As new radio surveys begin searching for FRBs a large population is expected to be detected in…

The time-variable electromagnetic sky has been well-explored at a wide range of wavelengths. Numerous high-energy space missions take advantage of the dark Gamma-ray and X-ray sky and utilize very wide field detectors to provide almost…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-15 I. Sagiv , A. Gal-Yam , E. O. Ofek , E. Waxman , O. Aharonson , E. Nakar , D. Maoz , B. Trakhtenbrot , S. R. Kulkarni , E. S. Phinney , J. Topaz , C. Beichman , J. Murthy , S. P. Worden

Future surveys such as the Legacy Survey of Space and Time (LSST) of the Vera C. Rubin Observatory will observe an order of magnitude more astrophysical transient events than any previous survey before. With this deluge of photometric data,…

Instrumentation and Methods for Astrophysics · Physics 2023-10-06 Tarek Allam , Jason D. McEwen

To search for optical counterparts to gravitational waves, it is crucial to develop an efficient follow-up method that allows for both a quick telescopic scan of the event localization region and search through the resulting image data for…

Instrumentation and Methods for Astrophysics · Physics 2021-08-25 Katarzyna Wardęga , Adam Zadrożny , Martin Beroiz , Richard Camuccio , Mario C. Díaz

The time domain of the sky has been only sparsely explored. Nevertheless, recent discoveries from limited surveys and serendipitous discoveries indicate that there is much to be found on timescales from nanoseconds to years and at…

Instrumentation and Methods for Astrophysics · Physics 2016-09-08 J. Lazio , J. S. Bloom , G. C. Bower , J. Cordes , S. Croft , S. Hyman , C. Law , M. McLaughlin

As second-generation gravitational-wave detectors prepare to analyze data at unprecedented sensitivity, there is great interest in searches for unmodeled transients, commonly called bursts. Significant effort has yielded a variety of…

Instrumentation and Methods for Astrophysics · Physics 2015-11-04 Eric Thrane , Michael Coughlin

Detecting gravitational wave bursts (characterised by short durations and poorly modelled waveforms) requires to have coincidences between several interferometric detectors in order to reject non-stationary noise events. As the wave…

General Relativity and Quantum Cosmology · Physics 2009-11-07 Nicolas Arnaud , Matteo Barsuglia , Marie-Anne Bizouard , Philippe Canitrot , Fabien Cavalier , Michel Davier , Patrice Hello , Thierry Pradier

Astro-COLIBRI is an innovative tool designed for professional astronomers to facilitate the study of transient astronomical events. Transient events - such as supernovae, gamma-ray bursts and stellar mergers - are fleeting cataclysmic…

Instrumentation and Methods for Astrophysics · Physics 2023-09-27 Fabian Schüssler , M. de Bony de Lavergne , A. Kaan Alkan , J. Mourier , P. Reichherzer

The Galactic center has some of the highest stellar densities in the Galaxy and a range of interstellar scattering properties that may aid in the detection of new radio-selected transient events. Here we describe a search for radio…

High Energy Astrophysical Phenomena · Physics 2016-12-14 Anirudh Chiti , Shami Chatterjee , Robert Wharton , James Cordes , T. Joseph W. Lazio , David L. Kaplan , Geoffrey C. Bower , Steve Croft

Fast variability of optical objects is an interesting though poorly explored subject in modern astronomy. Real-time data processing and identification of transient celestial events in the images is very important for such study as it allows…

The coincidental detection of the gravitational wave event GW 170817 and the associated gamma-ray burst GRB 170817A marked the advent of multi-messenger astronomy and represented a milestone in the study of GRBs. In this context, the launch…

High Energy Astrophysical Phenomena · Physics 2020-12-23 B. Arcier , JL. Atteia , O. Godet , S. Mate , S. Guillot , N. Dagoneau , J. Rodriguez , D. Gotz , S. Schanne , M. G. Bernardini

The detection of gravitational waves and neutrinos from astrophysical sources with gamma-ray counterparts officially started the era of Multi-Messenger Astronomy. Their transient and extreme nature implies that monitoring the VHE sky is…

The Cherenkov Telescope Array (CTA) is the next generation high-energy gamma-ray observatory. It will improve the sensitivity of current instruments up to an order of magnitude, while providing energy coverage for photons from 20 GeV to at…

High Energy Astrophysical Phenomena · Physics 2019-07-18 Fabian Schüssler

The recent advances in Gravitational-wave astronomy have greatly accelerated the study of Multimessenger astrophysics. There is a need for the development of fast and efficient algorithms to detect non-astrophysical transients and noises…

Signal Processing · Electrical Eng. & Systems 2020-09-28 Rahul Nigam , Amit Mishra , Pranath Reddy

Gamma-ray bursts (GRBs) are spectacularly energetic events, with the potential to inform on the early universe and its evolution, once their redshifts are known. Unfortunately, determining redshifts is a painstaking procedure requiring…

The Interplanetary Network (IPN) is a detection, localization and alert system that utilizes the arrival time of transient signals in gamma-ray detectors on spacecraft separated by planetary baselines to geometrically locate the origin of…

The Gamma-ray Burst Monitor (GBM) on board Fermi Gamma-ray Space Telescope has produced the largest database of all-sky observations in gamma rays with its continuous data with high time and energy resolutions. These data contain a wealth…

High Energy Astrophysical Phenomena · Physics 2026-01-19 Yuki Kaneko , Ozge Keskin , Can Gungor , Ersin Gogus , Mete Uzuner , Aslihan M. Unsal