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Context. The populations of small bodies of the Solar System (asteroids, comets, Kuiper-Belt objects) are used to constrain the origin and evolution of the Solar System. Both their orbital distribution and composition distribution are…

Earth and Planetary Astrophysics · Physics 2021-08-13 A. V. Sergeyev , B. Carry

Accurately measuring the atmospheric coherence time is still an important problem despite a variety of applicable methods. The Multi-aperture scintillation sensor (MASS) designed for the vertical profiling of optical turbulence, also…

Instrumentation and Methods for Astrophysics · Physics 2015-05-27 Victor Kornilov

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

Imaging Atmosphere Cherenkov Telescopes (IACT) are arrays of very large optical telescopes that are well-suited for rapid photometry of bright sources. I investigate their potential in observing stellar occultations by small objects in the…

Earth and Planetary Astrophysics · Physics 2015-06-18 Brian C. Lacki

We present a first systematic time series study of a sample of blazars observed by the Transiting Exoplanet Survey Satellite $\textit{TESS}$ spacecraft. By cross matching the positions of the sources in the TESS observations with those from…

High Energy Astrophysical Phenomena · Physics 2022-11-23 Vivek Reddy Pininti , Gopal Bhatta , Sagarika Paul , Aman Kumar , Aayushi Rajgor , Rahul Barnwal , Sarvesh Gharat

Quantum optics experiments, involving the measurement of low-probability photon events, are known to be extremely time-consuming. We present a new methodology for accelerating such experiments using physically-motivated ansatzes together…

Quantum Physics · Physics 2020-06-11 Cristian L. Cortes , Sushovit Adhikari , Xuedan Ma , Stephen K. Gray

Stellar occultations by asteroids and outer solar system bodies can offer ground based observers with modest telescopes and camera equipment the opportunity to probe the shape, size, atmosphere and attendant moons or rings of these distant…

Instrumentation and Methods for Astrophysics · Physics 2015-09-16 M. A. Barry , Dave Gault , Hristo Pavlov , William Hanna , Alistair McEwan , Miroslav Filipovic

TESS (Transiting Exoplanet Survey Satellite) was launched in 2018 with the purpose of observing bright stars in the solar neighbourhood to search for transiting exoplanets. After the completion of the two year nominal mission, TESS has…

Solar and Stellar Astrophysics · Physics 2022-10-26 Sangeetha Nandakumar , Mauro Barbieri , Jeremy Tregloan-Reed

Automatically detecting anomalies in event data can provide substantial value in domains such as healthcare, DevOps, and information security. In this paper, we frame the problem of detecting anomalous continuous-time event sequences as…

Machine Learning · Computer Science 2021-12-20 Oleksandr Shchur , Ali Caner Türkmen , Tim Januschowski , Jan Gasthaus , Stephan Günnemann

We explore the occurrence and detectability of planet-planet occultations (PPOs) in exoplanet systems. These are events during which a planet occults the disk of another planet in the same system, imparting a small photometric signal as its…

Earth and Planetary Astrophysics · Physics 2017-12-27 Rodrigo Luger , Jacob Lustig-Yaeger , Eric Agol

By monitoring $10^6$ quasars one could search for lensing by stars and Massive Compact Halo Objects (Machos) out to redshifts $z\sim 4$. If Machos have a present cosmological density $\Omega_{L,0}=1\%$, then the expected event rate is…

Astrophysics · Physics 2009-10-28 Andrew Gould

We study large trans-neptunian objects (TNOs) using stellar occultations. We derive precise astrometric predictions for stellar occultations by Eris, Haumea, Ixion, Makemake, Orcus, Quaoar, Sedna, Varuna, 2002 TX300, and 2003 AZ84 for…

Earth and Planetary Astrophysics · Physics 2015-06-04 M. Assafin , J. I. B. Camargo , R. Vieira Martins , F. Braga-Ribas , B. Sicardy , A. H. Andrei , D. N. da Silva Neto

Recent observations of small bodies of the Solar System showed evidence of the presence of refractory (asteroidal) material in the Oort cloud. Different models of the origin of the Solar System predict different numbers of rocky objects in…

Earth and Planetary Astrophysics · Physics 2026-01-07 Vitalii Kuksenko , Juraj Tóth

Photometric survey data from the Kepler mission have been used to discover and characterize thousands of transiting exoplanet and eclipsing binary (EB) systems. These discoveries have enabled empirical studies of occurrence rates which…

Earth and Planetary Astrophysics · Physics 2018-02-21 Daryll M. LaCourse , Thomas L. Jacobs

AA Tau is a well studied young stellar object that presents many of the photometric characteristics of a Classical T Tauri star (CTTS), including short-timescale stochastic variability attributed to spots and/or accretion as well as long…

Although instruments for measuring the radial velocities (RVs) of stars now routinely reach sub-meter per second accuracy, the detection of low-mass planets is still very challenging. The rotational modulation and evolution of spots and/or…

Earth and Planetary Astrophysics · Physics 2024-01-12 Haochuan Yu , Suzanne Aigrain , Baptiste Klein , Oscar Barragán , Annelies Mortier , Niamh K. O'Sullivan , Michael Cretignier

We present the data acquisition strategy and characterization procedures for the Canada-France Ecliptic Plane Survey (CFEPS), a sub-component of the Canada-France-Hawaii Telescope Legacy Survey. The survey began in early 2003 and as of…

Current developments in temporal event or action localization usually target actions captured by a single camera. However, extensive events or actions in the wild may be captured as a sequence of shots by multiple cameras at different…

Computer Vision and Pattern Recognition · Computer Science 2021-04-16 Xiaolong Liu , Yao Hu , Song Bai , Fei Ding , Xiang Bai , Philip H. S. Torr

In this work, we apply an exploratory joint Bayesian transit detector (Taaki et al. 2020), previously evaluated using Kepler data, to the 2 min simple aperture photometry light curve data in the continuous viewing zone for the Transiting…

Earth and Planetary Astrophysics · Physics 2025-04-29 Jamila S. Taaki , Athol J. Kemball , Farzad Kamalabadi

The scattering trans-Neptunian Objects (TNOs) can be measured to smaller sizes than any other distant small-body population. We use the largest sample yet obtained, 68 discoveries, primarily by the Outer Solar System Origins Survey (OSSOS),…

Earth and Planetary Astrophysics · Physics 2018-05-02 S. M. Lawler , C. Shankman , JJ. Kavelaars , M. Alexandersen , M. T. Bannister , Y. -T. Chen , B. Gladman , W. C. Fraser , S. Gwyn , N. Kaib , J. -M. Petit , K. Volk
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