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Common analysis techniques in multi-messenger astronomy involve hypothesis tests with unbinned log-likelihood (LLH) functions using data recorded in celestial coordinates to identify sources of high-energy cosmic particles in the Universe.…

Instrumentation and Methods for Astrophysics · Physics 2019-08-15 Martin Wolf

We present a Python-based framework for the complete operation of a robotic telescope observatory. It provides out-of-the-box support for many popular camera types while other hardware like telescopes, domes, and weather stations can easily…

Instrumentation and Methods for Astrophysics · Physics 2022-03-25 Tim-Oliver Husser , Frederic V. Hessman , Sven Martens , Tilman Masur , Karl Royen , Sebastian Schäfer

Sonification, or conveying data using non-verbal audio, is a relatively niche but growing approach for presenting data across multiple specialist domains including astronomy, climate science, and beyond. The STRAUSS Python package aims to…

Instrumentation and Methods for Astrophysics · Physics 2025-05-13 James W. Trayford , Samantha Youles , Chris Harrison , Rose Shepherd , Nicolas Bonne

PICsar2D is a 2.5D relativistic, electromagnetic, particle in cell code designed for studying the pulsar magnetosphere. The source code and a suite of Python analysis routines can be downloaded from…

High Energy Astrophysical Phenomena · Physics 2017-07-07 Mikhail A. Belyaev

We present the pulsar_spectra software repository, an open-source pulsar flux density catalogue and automated spectral fitting software that finds the best spectral model and produces publication-quality plots. The Python-based software…

High Energy Astrophysical Phenomena · Physics 2022-11-09 N. A. Swainston , C. P. Lee , S. J. McSweeney , N. D. R. Bhat

VarStar Detect is a Python package available on PyPI optimized for the detection of variability inside photometric measurements. Based off of the Least Squares method of regression, VarStar Detect calculates the amplitude of a Fourier…

Instrumentation and Methods for Astrophysics · Physics 2023-01-16 Jorge Perez Gonzalez , Nicolas Carrizosa Arias , Andres Cadenas Blanco

The usage of the high-level scripting language Python has enabled new mechanisms for data interrogation, discovery and visualization of scientific data. We present yt, an open source, community-developed astrophysical analysis and…

Instrumentation and Methods for Astrophysics · Physics 2011-12-21 Matthew J. Turk , Britton D. Smith

The ultimate goal of the "Pi of the Sky" apparatus is observation of optical flashes of astronomical origin and other light sources variable on short timescales. We search mainly for optical emission of Gamma Ray Bursts, but also for…

Instrumentation and Methods for Astrophysics · Physics 2011-11-02 Lech Wiktor Piotrowski

We propose a framework to develop cyber solutions to support the remote steering of science instruments and measurements collection over instrument-computing ecosystems. It is based on provisioning separate data and control connections at…

Other Computer Science · Computer Science 2023-07-14 Anees Al-Najjar , Nageswara S. V. Rao , Ramanan Sankaran , Helia Zandi , Debangshu Mukherjee , Maxim Ziatdinov , Craig Bridges

Methods currently in use for locating and characterising sources in radio interferometry maps are designed for processing images, and require interferometric maps to be preprocessed so as to resemble conventional images. We demonstrate a…

Instrumentation and Methods for Astrophysics · Physics 2018-12-26 Peter Hague , Haoyang Ye , Bojan Nikolic , Steve Gull

We present an algorithm capable of detecting diffuse, dim sources of any size in an astronomical image. These sources often defeat traditional methods for source finding, which expand regions around points of high intensity. Extended…

Instrumentation and Methods for Astrophysics · Physics 2016-01-05 T. Butler-Yeoman , M. Frean , C. P. Hollitt , D. W. Hogg , M. Johnston-Hollitt

We present scope (Simulated CCD Observations for Photometric Experimentation), a Python package to create a forward model of telescope detectors and simulate stellar targets with motion relative to the CCD. The primary application of this…

Instrumentation and Methods for Astrophysics · Physics 2019-05-08 Nicholas Saunders , Rodrigo Luger , Rory Barnes

Photometry of moving sources typically suffers from reduced signal-to-noise (SNR) or flux measurements biased to incorrect low values through the use of circular apertures. To address this issue we present the software package, TRIPPy:…

Over 3 billion astronomical objects have been detected in the more than 22 million orthogonal transfer CCD images obtained as part of the Pan-STARRS1 $3\pi$ survey. Over 85 billion instances of those objects have been automatically detected…

The Low Frequency Array (LOFAR) is the only existing radio interferometer able to observe at ultra-low frequencies (<100 MHz) with high resolution (<15") and high sensitivity (<1 mJy/beam). To exploit these capabilities, the LOFAR Surveys…

In this paper we describe an unmanned aerial system equipped with a thermal-infrared camera and software pipeline that we have developed to monitor animal populations for conservation purposes. Taking a multi-disciplinary approach to tackle…

Instrumentation and Methods for Astrophysics · Physics 2017-04-05 S. N. Longmore , R. P. Collins , S. Pfeifer , S. E. Fox , M. Mulero-Pazmany , F. Bezombes , A. Goodwind , M. de Juan Ovelar , J. H. Knapen , S. A. Wich

Most of the solar physicists use very expensive software for data reduction and visualization. We present hereafter a reliable freeware solution based on the Python language. This is made possible by the association of the latter with a…

Astrophysics · Physics 2007-12-11 F. Paletou , R. Rezaei , L. Leger

The Large European Array for Pulsars (LEAP) is an experiment that harvests the collective power of Europe's largest radio telescopes in order to increase the sensitivity of high-precision pulsar timing. As part of the ongoing effort of the…

Instrumentation and Methods for Astrophysics · Physics 2016-01-27 C. G. Bassa , G. H. Janssen , R. Karuppusamy , M. Kramer , K. J. Lee , K. Liu , J. McKee , D. Perrodin , M. Purver , S. Sanidas , R. Smits , B. W. Stappers

The LOw Frequency Array, LOFAR, is a next generation radio telescope with its core in the Netherlands and elements distributed throughout Europe. It has exceptional collecting area and wide bandwidths at frequencies from 10 MHz up to 250…

High Energy Astrophysical Phenomena · Physics 2015-06-11 Vladislav Kondratiev , Ben Stappers , the LOFAR Pulsar Working Group