English
Related papers

Related papers: The Evryscope Fast Transient Engine: Real-Time Det…

200 papers

New time-domain surveys, such as the Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST), will observe millions of transient alerts each night, making standard approaches of visually identifying new and interesting transients…

Instrumentation and Methods for Astrophysics · Physics 2022-10-07 Daniel Muthukrishna , Kaisey S. Mandel , Michelle Lochner , Sara Webb , Gautham Narayan

The Transiting Exoplanet Survey Satellite (TESS) is surveying a large fraction of the sky, generating a vast database of photometric time series data that requires thorough analysis to identify exoplanetary transit signals. Automated…

Earth and Planetary Astrophysics · Physics 2025-04-15 Helem Salinas , Rafael Brahm , Greg Olmschenk , Richard K. Barry , Karim Pichara , Stela Ishitani Silva , Vladimir Araujo

The regions around the celestial poles offer the ability to find and characterize long-term variables from ground-based observatories. We used multi-year Evryscope data to search for high-amplitude (~5% or greater) variable objects among…

An imaging technique with sensitivity to short duration optical transients is described. The technique is based on the use of wide-field cameras operating in a drift scanning mode, whereby persistent objects produce trails on the sensor and…

Instrumentation and Methods for Astrophysics · Physics 2020-04-15 Steven Tingay

The detection and characterization of the 21cm signal from the Epoch of Reionization (EoR) demands extraordinary precision in radio interferometric observations and analysis. For modern low-frequency arrays, achieving the dynamic range…

Instrumentation and Methods for Astrophysics · Physics 2025-12-12 Tyler A. Cox , Steven G. Murray , Aaron R. Parsons , Joshua S. Dillon , Kartik Mandar , Zachary E. Martinot , Robert Pascua , Piyanat Kittiwisit , James E. Aguirre

At present time Robotic observatory making is of current importance. Having a large field of view and being able to point at anywhere, Robotic astronomical systems are indispensable when they looking for transients like grb, supernovae…

When planning a survey for astronomical transients, many factors such as cadence, filter choice, sky coverage, and depth of observations need to be balanced in order to optimize the scientific gain of the survey. Here we present a software…

Instrumentation and Methods for Astrophysics · Physics 2019-10-09 Ulrich Feindt , Jakob Nordin , Mickael Rigault , Valéry Brinnel , Suhail Dhawan , Ariel Goobar , Marek Kowalski

A fast-turnaround pipeline for realtime data reduction plays an essential role in discovering and permitting follow-up observations to young supernovae and fast-evolving transients in modern time-domain surveys. In this paper, we present…

Instrumentation and Methods for Astrophysics · Physics 2016-10-05 Yi Cao , Peter E Nugent , Mansi M Kasliwal

The majority of fast radio bursts (FRBs) are poorly localised, hindering their potential scientific yield as galactic, intergalactic, and cosmological probes. LOFT-e, a digital backend for the U.K.'s e-MERLIN seven-telescope interferometer…

Instrumentation and Methods for Astrophysics · Physics 2018-08-22 C. R. H. Walker , R. P. Breton , P. A. Harrison , A. Holloway , M. J. Keith , M. Kramer , M. Malenta , M. B. Mickaliger , J. Roy , T. W. Scragg , B. W. Stappers

As neuromorphic sensors, event cameras asynchronously record changes in brightness as streams of sparse events with the advantages of high temporal resolution and high dynamic range. Reconstructing intensity images from events is a highly…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Weilun Li , Lei Sun , Ruixi Gao , Qi Jiang , Yuqin Ma , Kaiwei Wang , Ming-Hsuan Yang , Luc Van Gool , Danda Pani Paudel

Since its launch, TESS has provided high cadence observations for objects across the sky. Although high cadence TESS observations provide a unique possibility to study the rapid time evolution of numerous objects, artifacts in the data make…

Instrumentation and Methods for Astrophysics · Physics 2021-12-01 R. Ridden-Harper , A. Rest , R. Hounsell , T. E. Müller-Bravo , Q. Wang , V. A. Villar

We present the Living Swift-XRT Point Source catalogue (LSXPS) and real-time transient detector. This system allows us for the first time to carry out low-latency searches for new transient X-ray events fainter than those available to the…

High Energy Astrophysical Phenomena · Physics 2022-10-26 P. A. Evans , K. L. Page , A. P. Bearmore , R. A. J. Eyles-Ferris , J. P. Osborne , S. Campana , J. A. Kennea , S. B. Cenko

Event cameras have higher temporal resolution, and require less storage and bandwidth compared to traditional RGB cameras. However, due to relatively lagging performance of event-based approaches, event cameras have not yet replace…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Muhammad Ahmed Ullah Khan , Abdul Hannan Khan , Andreas Dengel

Modern soft X-ray observatories can yield unique insights into time domain astrophysics, and a huge amount of information is stored - and largely unexploited - in data archives. Like a treasure-hunt, the EXTraS project harvested the…

The launch of the Einstein Probe (EP) mission has revolutionized the detection and follow-up observations of fast X-ray transients (FXTs) by providing prompt and timely access to their precise localizations. In the first year of its…

The Star Formation Across Cosmic Time (SFACT) survey is a new narrowband survey designed to detect emission-line galaxies (ELGs) and quasi-stellar objects (QSOs) over a wide range of redshifts in discrete redshift windows. The survey…

Astrophysics of Galaxies · Physics 2023-08-03 David J. Carr , Jennifer Sieben , John J. Salzer , Samantha W. Brunker , Bryce Cousins

During its two year prime mission the Transiting Exoplanet Survey Satellite (TESS) will perform a time-series photometric survey covering over 80% of the sky. This survey comprises observations of 26 24 x 96 degree sectors that are each…

Exploration of time domain is now a vibrant area of research in astronomy, driven by the advent of digital synoptic sky surveys. While panoramic surveys can detect variable or transient events, typically some follow-up observations are…

Recently, perception task based on Bird's-Eye View (BEV) representation has drawn more and more attention, and BEV representation is promising as the foundation for next-generation Autonomous Vehicle (AV) perception. However, most existing…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Yangguang Li , Bin Huang , Zeren Chen , Yufeng Cui , Feng Liang , Mingzhu Shen , Fenggang Liu , Enze Xie , Lu Sheng , Wanli Ouyang , Jing Shao

We perform a detailed analysis and simulations on the transient detection capability in the near-ultraviolet (NUV) band by focusing on some major local transient events. These events include the tidal disruption event due to a supermassive…

Instrumentation and Methods for Astrophysics · Physics 2019-07-31 J. Wang , E. W. Liang , J. Y. Wei