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Photutils¶

Photutils is an affiliated package of Astropy that primarily provides tools for detecting and performing photometry of astronomical sources. It is an open source Python package and is licensed under a 3-clause BSD license.

Important

If you use Photutils for a project that leads to a publication, whether directly or as a dependency of another package, please include an acknowledgment and/or citation.

Getting Started¶

  • Installation
  • What’s New
  • Overview
  • Pixel Coordinate Conventions
  • Getting Started with Photutils
  • Reporting Issues and Contributing
  • Citing Photutils
  • License
  • Changelog

User Documentation¶

Backgrounds¶

  • Background Estimation (photutils.background)

Source Detection¶

  • Source Detection (photutils.detection)
  • Image Segmentation (photutils.segmentation)

Aperture Photometry¶

  • Aperture Photometry (photutils.aperture)

PSF Photometry and Tools¶

  • PSF Photometry (photutils.psf)
  • Building an effective Point Spread Function (ePSF)
  • Source Grouping Algorithms
  • PSF Matching (photutils.psf.matching)

Source Measurements¶

  • Image Segmentation (photutils.segmentation)
  • Centroids (photutils.centroids)
  • Morphological Properties (photutils.morphology)

Radial Profiles¶

  • Profiles (photutils.profiles)

Isophotes¶

  • Elliptical Isophote Analysis (photutils.isophote)

Utilities¶

  • Utility Functions (photutils.utils)
  • Datasets (photutils.datasets)
  • Geometry Functions (photutils.geometry)

Developer Documentation¶

  • Package Release Instructions

Page Contents

  • Photutils
    • Getting Started
    • User Documentation
      • Backgrounds
      • Source Detection
      • Aperture Photometry
      • PSF Photometry and Tools
      • Source Measurements
      • Radial Profiles
      • Isophotes
      • Utilities
    • Developer Documentation

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