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Related papers: PyTransit: Fast and Easy Exoplanet Transit Modelli…

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The transit method is one of the most relevant exoplanet detection techniques, which consists of detecting periodic eclipses in the light curves of stars. This is not always easy due to the presence of noise in the light curves, which is…

AOtools is a Python package which is open-source and aimed at providing tools for adaptive optics users and researchers. We present version 1.0 which contains tools for adaptive optics processing, including analysing data in the pupil…

Instrumentation and Methods for Astrophysics · Physics 2020-01-08 M. J. Townson , O. J. D. Farley , G. Orban de Xivry , J. Osborn , A. P. Reeves

We present a matched-filter based algorithm for transit detection and its application to simulated COROT light curves. This algorithm stems from the work by Bord\'e, Rouan & L\'eger (2003). We describe the different steps we intend to take…

Astrophysics · Physics 2008-11-26 P. Bordé , F. Fressin , M. Ollivier , A. Léger , D. Rouan

Trajectory data represent a trace of an object that changes its position in space over time. This kind of data is complex to handle and analyze, since it is generally produced in huge quantities, often prone to errors generated by the…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-08-31 Salman Haidri , Yaksh J. Haranwala , Vania Bogorny , Chiara Renso , Vinicius Prado da Fonseca , Amilcar Soares

We present the open-source pyratbay framework for exoplanet atmospheric modeling, spectral synthesis, and Bayesian retrieval. The modular design of the code allows the users to generate atmospheric 1D parametric models of the temperature,…

Earth and Planetary Astrophysics · Physics 2021-05-26 Patricio E. Cubillos , Jasmina Blecic

Exoplanet science often involves using the system parameters of real exoplanets for tasks such as simulations, fitting routines, and target selection for proposals. Several exoplanet catalogues are already well established but often lack a…

Earth and Planetary Astrophysics · Physics 2016-09-21 Ryan Varley

The absorption and emission of light by exoplanet atmospheres encode details of atmospheric composition, temperature, and dynamics. Fundamentally, simulating these processes requires detailed knowledge of the opacity of gases within an…

Instrumentation and Methods for Astrophysics · Physics 2024-08-07 Arjun B. Savel , Megan Bedell , Eliza M. -R. Kempton

We announce the public release of PynPoint, a Python package that we have developed for analysing exoplanet data taken with the angular differential imaging observing technique. In particular, PynPoint is designed to model the point spread…

Earth and Planetary Astrophysics · Physics 2014-05-15 Adam Amara , Sascha P. Quanz , Joel Akeret

We present a solution for the light curve of two bodies mutually transiting a star with polynomial limb darkening. The term "mutual transit" in this work refers to a transit of the star during which overlap occurs between the two transiting…

Earth and Planetary Astrophysics · Physics 2022-08-31 Tyler A. Gordon , Eric Agol

We present a new few-parameter phenomenological model of light curves of eclipsing binaries and stars with transiting planets that is able to fit the observed light curves with the accuracy better than 1\% of their amplitudes. The model can…

Solar and Stellar Astrophysics · Physics 2015-02-27 Zdeněk Mikulášek , Miloslav Zejda , Theodor Pribulla , Martin Vaňko , Shen-Bang Qian , Li-Ying Zhu

Exoplanet transits contain substantial information about the architecture of a system. By fitting transit light curves we can extract dynamical parameters and place constraints on the properties of the planets and their host star. Having a…

Earth and Planetary Astrophysics · Physics 2025-05-30 Zachary Langford , Eric Agol

Here we describe a Jupyter notebook demonstrating methods for the reduction and analysis of exoplanet transit observations taken with the WFC3/UVIS G280 grism. Released on Space Telescope's hst_notebooks GitHub repository, this notebook…

Instrumentation and Methods for Astrophysics · Physics 2025-11-14 Munazza K. Alam , Frederick Dauphin , Amanda Pagul

The ability for citizen scientists to analyze image data and search for exoplanets using images from small telescopes has the potential to greatly accelerate the search for exoplanets. Recent work on the Exoplanet Transit Interpretation…

Earth and Planetary Astrophysics · Physics 2020-06-25 Sujay Nair , Jonathan Varghese , Kalée Tock

Clouds have been shown to be present in many exoplanetary atmospheres. Cloud formation modeling predicts considerable inhomogeneities of cloud cover, consistent with optical phase curve observations. However, optical phase curves cannot…

Earth and Planetary Astrophysics · Physics 2016-04-27 P. von Paris , P. Gratier , P. Bordé , J. Leconte , F. Selsis

Kwant is a Python package for numerical quantum transport calculations. It aims to be an user-friendly, universal, and high-performance toolbox for the simulation of physical systems of any dimensionality and geometry that can be described…

Mesoscale and Nanoscale Physics · Physics 2015-10-12 Christoph W. Groth , Michael Wimmer , Anton R. Akhmerov , Xavier Waintal

mitransient is a light transport simulation tool that extends Mitsuba 3 with support for time-resolved simulations. In essence, mitransient extends conventional rendering by adding a temporal dimension which accounts for the time of flight…

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

The photometric light curves of BRITE satellites were examined through a machine learning technique to investigate whether there are possible exoplanets moving around nearby bright stars. Focusing on different transit periods, several…

Earth and Planetary Astrophysics · Physics 2020-12-21 Li-Chin Yeh , Ing-Guey Jiang

We present the Variable Star PhasE Curve (VSPEC) Collection, a set of Python packages for simulating combined-light spectroscopic observations of 3-dimensional exoplanet atmospheres in the presence of stellar variability and inhomogeneity.…

Here we present juliet, a versatile tool for the analysis of transits, radial-velocities, or both. juliet is built over many available tools for the modelling of transits, radial-velocities and stochastic processes (here modelled as…

Earth and Planetary Astrophysics · Physics 2019-11-06 Néstor Espinoza , Diana Kossakowski , Rafael Brahm