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The identification, and subsequent discovery, of fast radio transients through blind-search surveys requires a large amount of processing power, in worst cases scaling as $\mathcal{O}(N^3)$. For this reason, survey data are generally…

Instrumentation and Methods for Astrophysics · Physics 2014-02-04 Alessio Magro , Aris Karastergiou , Stefano Salvini , Benjamin Mort , Fred Dulwich , Kristian Zarb Adami

This paper discusses the transit model fitting and multiple-planet search algorithms and performance of the Kepler Science Data Processing Pipeline, developed by the Kepler Science Operations Center (SOC). Threshold Crossing Events (TCEs),…

Instrumentation and Methods for Astrophysics · Physics 2019-01-23 Jie Li , Peter Tenenbaum , Joseph D. Twicken , Christopher J. Burke , Jon M. Jenkins , Elisa V. Quintana , Jason F. Rowe , Shawn E. Seader

Light curves feature many kinds of variability, including instrumental systematics, intrinsic stellar variability such as pulsations, and flux changes caused by transiting exoplanets or eclipsing binary stars. Detrending is a key…

Earth and Planetary Astrophysics · Physics 2022-11-09 Michelle Kunimoto , Evan Tey , Willie Fong , Katharine Hesse , Avi Shporer

We have performed an extensive search for planet candidates in the publicly available Kepler Long Cadence data from quarters Q1 through Q6. The search method consists of initial de-trending of the data, applying the trend filtering…

Earth and Planetary Astrophysics · Physics 2012-11-28 Xu Huang , Gáspár Á. Bakos , Joel D. Hartman

We present the results of a deep, wide-field transit survey targeting Hot Jupiter planets in the Lupus region of the Galactic plane conducted over 53 nights concentrated in two epochs separated by a year. Using the Australian National…

Earth and Planetary Astrophysics · Physics 2009-11-13 D. D. R. Bayliss , D. T. F. Weldrake , P. D. Sackett , B. W. Tingley , K. M. Lewis

Automated planetary transit detection has become vital to prioritize candidates for expert analysis given the scale of modern telescopic surveys. While current methods for short-period exoplanet detection work effectively due to periodicity…

Earth and Planetary Astrophysics · Physics 2022-11-15 Shreshth A. Malik , Nora L. Eisner , Chris J. Lintott , Yarin Gal

We present the Cambridge Exoplanet Transit Recovery Algorithm (CETRA), a fast and sensitive transit detection algorithm, optimised for GPUs. CETRA separates the task into a search for transit signals across linear time space, followed by a…

The rapid analysis of ongoing gravitational microlensing events has been integral to the successful detection and characterisation of cool planets orbiting low mass stars in the Galaxy. In this paper we present an implementation of search…

Instrumentation and Methods for Astrophysics · Physics 2015-12-23 Alistair McDougall , Michael D. Albrow

The Large Synoptic Survey Telescope (LSST) will generate light curves for approximately 1 billion stars. Our previous work has demonstrated that, by the end of the LSST 10 year mission, large numbers of transiting exoplanetary systems could…

Earth and Planetary Astrophysics · Physics 2017-04-05 Savannah R. Jacklin , Michael B. Lund , Joshua Pepper , Keivan G. Stassun

The Large Synoptic Survey Telescope (LSST) will photometrically monitor approximately 1 billion stars for ten years. The resulting light curves can be used to detect transiting exoplanets. In particular, as demonstrated by Lund et al.…

Earth and Planetary Astrophysics · Physics 2015-07-24 Savannah R. Jacklin , Michael B. Lund , Joshua Pepper , Keivan G. Stassun

The transit method allows the detection and characterization of planetary systems by analyzing stellar light curves. Convolutional neural networks appear to offer a viable solution for automating these analyses. In this research, two 1D…

We provide a database of transit times and updated ephemerides for 382 planets based on data from the NASA Transiting Exoplanet Survey Satellite (TESS) and previously reported transit times which were scraped from the literature in a…

Earth and Planetary Astrophysics · Physics 2022-04-20 Ekaterina S. Ivshina , Joshua N. Winn

During the TESS prime mission, 74% of the sky area will only have an observational baseline of 27 days. For planets with orbital periods longer than 13.5 days, TESS can only capture one or two transits, and the planet ephemerides will be…

We developed a GPU based single-pulse search pipeline (GSP) with candidate-archiving database. Largely based upon the infrastructure of Open source pulsar search and analysis toolkit (PRESTO), GSP implements GPU acceleration of the…

Instrumentation and Methods for Astrophysics · Physics 2022-01-19 Shanping You , Pei Wang , Xuhong Yu , Xiaoyao Xie , Di Li , Zhijie Liu , Zhichen Pan , Youling Yue , Lei Qian , Bin Zhang , Zonghao Chen

The Next Generation Transit Survey (NGTS) is a new ground-based sky survey designed to find transiting Neptunes and super-Earths. By covering at least sixteen times the sky area of Kepler we will find small planets around stars that are…

The Kepler planet sample can only be used to reconstruct the underlying planet occurrence rate if the detection efficiency of the Kepler pipeline is known, here we present the results of a second experiment aimed at characterising this…

The rapid expansion of exoplanet survey missions such as Kepler, TESS, and the upcoming PLATO mission has generated massive light-curve datasets that challenge traditional vetting pipelines. We introduce a hybrid deep-learning framework…

Earth and Planetary Astrophysics · Physics 2025-09-08 Bibin Thomas , Vittal Bhat M , Salman Arafath Mohammed , Abdul Wase Mohammed , Adis Abebaw Dessalegn , Mohit Mittal

Searching for sources of electromagnetic emission in spectral-line radio astronomy interferometric data is a computationally intensive process. Parallel programming techniques and High Performance Computing hardware may be used to improve…

Instrumentation and Methods for Astrophysics · Physics 2015-07-20 Stefan Westerlund , Christopher Harris

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 Transiting Exoplanet Survey Satellite (TESS) will observe $\sim$150~million stars brighter than $T_{\rm mag} \approx 16$, with photometric precision from 60~ppm to 3~percent, enabling an array of exoplanet and stellar astrophysics…

Instrumentation and Methods for Astrophysics · Physics 2018-09-05 Ryan J. Oelkers , Keivan G. Stassun