Sherpa

Introduction

  • Installation
  • A quick guide to modeling and fitting in Sherpa
  • Sherpa and CIAO

User Documentation

  • What data is to be fit?
  • Creating model instances
  • Evaluating a model
  • Available Models
  • What statistic is to be used?
  • Optimisers: How to improve the current parameter values
  • Fitting the data
  • Visualization
  • Markov Chain Monte Carlo and Poisson data
  • Utility routines

Worked Examples

  • Simple Interpolation
  • Comparing Gaussian, Lorentzian, and Voigt 1D models
  • Simple user model

An interactive application

  • Using Sessions to manage models and data

Notebooks

  • Sherpa Quick Start
  • Notebook support in Sherpa
  • A sample of plots
  • Axis labelling
  • Viewing PHA responses
  • Asymmetric errors

Extra Functionality

  • Optimizing functions

Getting Help

  • Bug Reports
  • Contributing to Sherpa development
  • Indices and tables
Sherpa
  • Python Module Index

Python Module Index

s
 
s
- sherpa
    sherpa.astro
    sherpa.astro.background
    sherpa.astro.data
    sherpa.astro.fake
    sherpa.astro.instrument
    sherpa.astro.io
    sherpa.astro.io.types
    sherpa.astro.io.wcs
    sherpa.astro.io.xstable
    sherpa.astro.models
    sherpa.astro.optical
    sherpa.astro.plot
    sherpa.astro.ui
    sherpa.astro.ui.utils
    sherpa.astro.utils
    sherpa.astro.utils.xspec
    sherpa.astro.xspec
    sherpa.astro.xspec.utils
    sherpa.data
    sherpa.estmethods
    sherpa.fit
    sherpa.image
    sherpa.instrument
    sherpa.io
    sherpa.models.basic
    sherpa.models.model
    sherpa.models.op
    sherpa.models.parameter
    sherpa.models.regrid
    sherpa.models.template
    sherpa.optmethods
    sherpa.optmethods.optfcts
    sherpa.plot
    sherpa.plot.backend_utils
    sherpa.plot.backends
    sherpa.plot.bokeh_backend
    sherpa.plot.pylab_area_backend
    sherpa.plot.pylab_backend
    sherpa.plot.testing
    sherpa.plot.utils
    sherpa.sim
    sherpa.sim.mh
    sherpa.sim.sample
    sherpa.sim.simulate
    sherpa.stats
    sherpa.ui
    sherpa.ui.utils
    sherpa.utils
    sherpa.utils.err
    sherpa.utils.guess
    sherpa.utils.logging
    sherpa.utils.parallel
    sherpa.utils.random
    sherpa.utils.testing

© Copyright 2019–2025, Chandra X-ray Center, Smithsonian Astrophysical Observatory. Last updated on 22 Aug 2025.

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