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

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I present RoadRunner, a fast exoplanet transit model that can use any radially symmetric function to model stellar limb darkening while still being faster to evaluate than the analytical transit model for quadratic limb darkening by Mandel…

Earth and Planetary Astrophysics · Physics 2020-09-24 Hannu Parviainen

We present a new open source python package, based on PyLightcurve and PyTorch, tailored for efficient computation and automatic differentiation of exoplanetary transits. The classes and functions implemented are fully vectorised, natively…

Earth and Planetary Astrophysics · Physics 2021-03-24 Mario Morvan , Angelos Tsiaras , Nikolaos Nikolaou , Ingo P. Waldmann

We present here the first release of the open-source python package ExoTETHyS, which aims to provide a stand-alone set of tools for modeling spectro-photometric observations of the transiting exoplanets. In particular, we describe: (1) a…

Earth and Planetary Astrophysics · Physics 2020-02-05 Giuseppe Morello , Antonio Claret , Marine Martin-Lagarde , Christophe Cossou , Angelos Tsiaras , Pierre-Olivier Lagage

I introduce batman, a Python package for modeling exoplanet transit light curves. The batman package supports calculation of light curves for any radially symmetric stellar limb darkening law, using a new integration algorithm for models…

Earth and Planetary Astrophysics · Physics 2015-11-18 Laura Kreidberg

I present ExoIris, a user-friendly Python package for exoplanet transmission and emission spectroscopy. Unlike existing tools, ExoIris models two-dimensional spectrophotometric transit time series directly and supports the joint analysis of…

Earth and Planetary Astrophysics · Physics 2026-02-11 Hannu Parviainen

The presence of silicate material in known rings in the Solar System raises the possibility of ring systems existing even within the snow line -- where most transiting exoplanets are found. Previous studies have shown that the detection of…

Earth and Planetary Astrophysics · Physics 2019-10-29 Edan Rein , Aviv Ofir

Transiting exoplanet parameter estimation from time-series photometry and Doppler spectroscopy is fundamental to study planets' internal structures and compositions. Here we present the code pyaneti, a powerful and user-friendly software…

Earth and Planetary Astrophysics · Physics 2018-09-19 O. Barragán , D. Gandolfi , G. Antoniciello

We present CONAN (COde for exoplaNet ANalysis), an open-source Python package for comprehensive analyses of exoplanetary systems. It provides a unified Bayesian framework to simultaneously analyze diverse exoplanet datasets to derive global…

Instrumentation and Methods for Astrophysics · Physics 2025-08-29 Babatunde Akinsanmi , Monika Lendl , Andreas Krenn

To address the the problem of calibration of instrument systematics in transit light curves, we present the Python package ExoTiC-ISM. Transit spectroscopy can reveal many different chemical components in exoplanet atmospheres, but such…

Instrumentation and Methods for Astrophysics · Physics 2020-07-16 Iva Laginja , Hannah R. Wakeford

When exoplanets pass in front of their stars, they imprint a transit signature on the stellar light curve which to date has been assumed to be symmetric in time, owing to the planet being modelled as a circular area occulting the stellar…

Instrumentation and Methods for Astrophysics · Physics 2021-07-01 Kathryn Jones , Néstor Espinoza

We present the easy-to-use, publicly available, Python package petitRADTRANS, built for the spectral characterization of exoplanet atmospheres. The code is fast, accurate, and versatile; it can calculate both transmission and emission…

Earth and Planetary Astrophysics · Physics 2019-07-23 P. Mollière , J. P. Wardenier , R. van Boekel , Th. Henning , K. Molaverdikhani , I. A. G. Snellen

Rings around exoplanets (exorings) are one of the most expected discoveries in exoplanetary research. There is an increasing number of theoretical and observational efforts for detecting exorings, but none of them have succeeded yet. Most…

Earth and Planetary Astrophysics · Physics 2022-08-09 Jorge I. Zuluaga , Mario Sucerquia , Jaime A. Alvarado-Montes

We introduce PLanetary Atmospheric Transmission for Observer Noobs (PLATON), a Python package that calculates transmission spectra for exoplanets and retrieves atmospheric characteristics based on observed spectra. PLATON is easy to install…

Earth and Planetary Astrophysics · Physics 2019-03-05 Michael Zhang , Yayaati Chachan , Eliza M. -R. Kempton , Heather A. Knutson

Several studies have shown that stellar activity features, such as occulted and non-occulted starspots, can affect the measurement of transit parameters biasing studies of transit timing variations and transmission spectra. We present…

Earth and Planetary Astrophysics · Physics 2018-02-14 Ines G. Juvan , M. Lendl , P. E. Cubillos , L. Fossati , J. Tregloan-Reed , H. Lammer , E. W. Guenther , A. Hanslmeier

We present an IDL graphical user interface-driven software package designed for the analysis of extrasolar planet transit light curves. The Transit Analysis Package (TAP) software uses Markov Chain Monte Carlo (MCMC) techniques to fit light…

Earth and Planetary Astrophysics · Physics 2015-05-27 J. Zachary Gazak , John A. Johnson , John Tonry , Jason Eastman , Andrew W. Mann , Eric Agol

We present Pandora, a new software to model, detect, and characterize transits of extrasolar planets with moons in stellar photometric time series. Pandora uses an analytical description of the transit light curve for both the planet and…

Earth and Planetary Astrophysics · Physics 2022-05-20 Michael Hippke , René Heller

The two most successful methods for exoplanet detection rely on the detection of planetary signals in photometric and radial velocity time-series. This depends on numerical techniques that exploit the synergy between data and theory to…

Earth and Planetary Astrophysics · Physics 2021-11-23 Oscar Barragán , Suzanne Aigrain , Vinesh M. Rajpaul , Norbert Zicher

Understanding electron drift and diffusion in gases and gas mixtures is a topic of central importance for the development of modern particle detection instrumentation. The industry-standard MagBoltz code has become an invaluable tool during…

Instrumentation and Detectors · Physics 2022-12-02 B. Al Atoum , S. F. Biagi , D. Gonzalez-Diaz , B. J. P Jones , A. D. McDonald

We have added to the Chroma+ suite of stellar atmosphere and spectrum modelling codes the ability to synthesize the exo-planet transit lightcurve for planets of arbitrary size up to 10% of the host stellar radius, and arbitrary planetary…

Solar and Stellar Astrophysics · Physics 2020-06-26 C. Ian Short

Photometric observations of exoplanet transits can be used to derive the orbital and physical parameters of an exoplanet. We analyzed several transit light curves of exoplanets that are suitable for ground-based observations whose complete…

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