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FAST-RV

PyPI version CI MIT License Python 3.10+

FAST-RV (First-order Automated Single-planet Tool for Radial Velocities) is a lightweight Python toolkit for quickly analyzing exoplanet radial velocity data from VizieR catalogs.

It performs fast first-order Keplerian fitting and produces phase-folded radial velocity curves without going to any complexities of Bayesian inference / MCMC .

Features

  • Fetch radial velocity time series from VizieR
  • Estimate orbital period
  • Fit a simple single-planet Keplerian model
  • Generate phase-folded RV plots
  • Example workflow for 51 Pegasi b

Installation

Clone the repository and install dependencies:

git clone https://github.com/proxima786/FAST-RV.git
cd FAST-RV
pip install -e .

Usage

import fast_rv as frv

Example analysis is available in:

examples/51_peg.ipynb

FAST-RV currently assumes:

  • single-planet systems
  • a single instrument
  • standard VizieR RV tables (time, RV, RV error)

License

MIT License. See LICENSE for details.

Author

Jebraan Mudholkar

About

Lightweight Python toolkit for fast first-order single-planet radial velocity fitting from VizieR exoplanet catalogs.

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