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An interesting transient has been detected in one of our three Dark Energy Camera deep fields. Observations of these deep fields take advantage of the high red sensitivity of DECam on the Cerro Tololo Interamerican Observatory Blanco…

Time-domain surveys such as the Zwicky Transient Facility (ZTF) have opened a new frontier in the discovery and characterization of transients. While photometric light curves provide broad temporal coverage, spectroscopic observations…

Arising from the various object types and scales, diverse imaging orientations, and cluttered backgrounds in optical remote sensing image (RSI), it is difficult to directly extend the success of salient object detection for nature scene…

Computer Vision and Pattern Recognition · Computer Science 2020-01-08 Chongyi Li , Runmin Cong , Junhui Hou , Sanyi Zhang , Yue Qian , Sam Kwong

We present $griz$ photometric light curves for the full 5 years of the Dark Energy Survey Supernova program (DES-SN), obtained with both forced Point Spread Function (PSF) photometry on Difference Images (DIFFIMG) performed during survey…

The Australian SKA Pathfinder (ASKAP) is a next generation radio telescope currently under construction in Western Australia. The fast survey speed and wide field of view make it an ideal instrument for blind transients searches. The ASKAP…

Instrumentation and Methods for Astrophysics · Physics 2012-01-17 Jay Banyer , Tara Murphy , the VAST Collaboration

Despite the prevalence of transient-searching facilities operating across most wavelengths, the ultraviolet (UV) transient sky remains to be systematically studied. We have recently initiated the Transient Ultraviolet Objects (TUVO)…

Instrumentation and Methods for Astrophysics · Physics 2022-07-06 David Modiano , Rudy Wijnands , Aastha Parikh , Jari van Opijnen , Sill Verberne , Marieke van Etten

The Legacy Survey of Space and Time, operated by the Vera C. Rubin Observatory, is a 10-year astronomical survey due to start operations in 2022 that will image half the sky every three nights. LSST will produce ~20TB of raw data per night…

Instrumentation and Methods for Astrophysics · Physics 2020-11-13 Dino Bektesevic , Hsin-Fang Chiang , Kian-Tat Lim , Todd L. Miller , Greg Thain , Tim Jenness , James Bosch , Andrei Salnikov , Andrew Connolly

Near-infrared imaging is a powerful technique in observational astronomy, but the bright background, primarily from the Earth\'s atmosphere, makes the detection of faint features particularly challenging. To recover low surface brightness…

Instrumentation and Methods for Astrophysics · Physics 2025-08-06 Elham Saremi , Ignacio Trujillo , Mohammad Akhlaghi , Zohreh Ghaffari , Johan H. Knapen , Manda Banerji , Helmut Dannerbauer , Sébastien Comerón

The unique capabilities of Swift that make it ideal for discovery and follow-up of Gamma-Ray bursts also makes it the idea mission for discovery and monitoring of X-ray Transients in the Milky Way and the Large and Small Magellanic Clouds.…

High Energy Astrophysical Phenomena · Physics 2015-03-27 Jamie A. Kennea

A new golden age in astronomy is upon us, dominated by data. Large astronomical surveys are broadcasting unprecedented rates of information, demanding machine learning as a critical component in modern scientific pipelines to handle the…

Instrumentation and Methods for Astrophysics · Physics 2023-03-17 Tarek Allam , Julien Peloton , Jason D. McEwen

The Vera C. Rubin Observatory will increase the number of observed supernovae (SNe) by an order of magnitude; however, it is impossible to spectroscopically confirm the class for all the SNe discovered. Thus, photometric classification is…

Instrumentation and Methods for Astrophysics · Physics 2022-01-21 Catarina S. Alves , Hiranya V. Peiris , Michelle Lochner , Jason D. McEwen , Tarek Allam , Rahul Biswas

We present a unique method that allows the LSST to scan the sky for stellar variability on short timescales. The operational component of the strategy requires LSST to take star trail images. The image processing component uses deep…

In the next decade, many optical surveys will aim to tackle the question of dark energy nature, measuring its equation of state parameter at the permil level. This requires trusting the photometric calibration of the survey with a precision…

The Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST) will soon carry out an unprecedented wide, fast, and deep survey of the sky in multiple optical bands. The data from LSST will open up a new discovery space in astronomy…

Instrumentation and Methods for Astrophysics · Physics 2021-10-04 A. S. Villarreal , Yadu Babuji , Tom Uram , Daniel S. Katz , Kyle Chard , Katrin Heitmann

We present a large-scale, longitudinal visual dataset of urban streetlights captured by 22 fixed-angle cameras deployed across Bristol, U.K., from 2021 to 2025. The dataset contains over 526,000 images, collected hourly under diverse…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Peizheng Li , Ioannis Mavromatis , Ajith Sahadevan , Tim Farnham , Adnan Aijaz , Aftab Khan

The Vera C. Rubin Observatory is preparing to execute the most ambitious astronomical survey ever attempted, the Legacy Survey of Space and Time (LSST). Currently the final phase of construction is under way in the Chilean Andes, with the…

Improper disposal of e-waste poses global environmental and health risks, raising serious concerns. The accurate classification of e-waste images is critical for efficient management and recycling. In this paper, we have presented a…

Computer Vision and Pattern Recognition · Computer Science 2023-11-23 Niful Islam , Md. Mehedi Hasan Jony , Emam Hasan , Sunny Sutradhar , Atikur Rahman , Md. Motaharul Islam

The Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST) will produce unprecedentedly deep and wide photometric catalogs, enabling transformative studies of faint stellar systems such as the research of ultra-faint dwarf…

Astrophysics of Galaxies · Physics 2026-05-06 M. Gatto , V. Ripepi , M. Bellazzini , C. Tortora , M. Dall'Ora

Lasair is the UK Community Broker for transient alerts from the Legacy Survey of Space and Time (LSST) from the Vera C. Rubin Observatory. We explain the system's capabilities, how users can achieve their scientific goals, and how Lasair is…

Instrumentation and Methods for Astrophysics · Physics 2024-04-15 Roy D. Williams , Gareth P. Francis , Andy Lawrence , Terence M. Sloan , Stephen J. Smartt , Ken W. Smith , David R. Young

We have adapted the Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST) Science Pipelines to process data from the Gravitational-Wave Optical Transient Observer (GOTO) prototype. In this paper, we describe how we used the Rubin…