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Astropy v8.0.0b1

  • Getting Started
  • User Guide
    • Constants (astropy.constants)
    • Units and Quantities (astropy.units)
    • N-Dimensional Datasets (astropy.nddata)
    • Data Tables (astropy.table)
    • Time and Dates (astropy.time)
    • Time Series (astropy.timeseries)
    • Astronomical Coordinate Systems (astropy.coordinates)
    • World Coordinate System (astropy.wcs)
      • Shared Python Interface for World Coordinate Systems
      • Legacy Interface
      • Supported Projections
      • Example of Imaging WCS
      • Example of Cube WCS
      • Example of a Planetary WCS
      • Loading From a FITS File
      • Subsetting and Pixel Scales
      • Header-reading relaxation constants
      • astropy.wcs History
      • Validation and Bounds checking
      • Reference/API
        • find_all_wcs
        • get_include
        • validate
        • Auxprm
        • Celprm
        • DistortionLookupTable
        • FITSFixedWarning
        • InconsistentAxisTypesError
        • InvalidCoordinateError
        • InvalidPrjParametersError
        • InvalidSubimageSpecificationError
        • InvalidTabularParametersError
        • InvalidTransformError
        • NoConvergence
        • NoSolutionError
        • NoWcsKeywordsFoundError
        • NonseparableSubimageCoordinateSystemError
        • Prjprm
        • SingularMatrixError
        • Sip
        • Tabprm
        • WCS
        • WCSBase
        • WcsError
        • Wcsprm
        • Wtbarr
        • add_stokes_axis_to_wcs
        • celestial_frame_to_wcs
        • fit_wcs_from_points
        • is_proj_plane_distorted
        • local_partial_pixel_derivatives
        • non_celestial_pixel_scales
        • obsgeo_to_frame
        • pixel_to_pixel
        • pixel_to_skycoord
        • proj_plane_pixel_area
        • proj_plane_pixel_scales
        • skycoord_to_pixel
        • wcs_to_celestial_frame
        • custom_frame_to_wcs_mappings
        • custom_wcs_to_frame_mappings
        • deserialize_class
        • high_level_objects_to_values
        • sanitize_slices
        • validate_physical_types
        • values_to_high_level_objects
        • wcs_info_str
        • BaseHighLevelWCS
        • BaseLowLevelWCS
        • BaseWCSWrapper
        • HighLevelWCSMixin
        • HighLevelWCSWrapper
        • SlicedLowLevelWCS
    • Models and Fitting (astropy.modeling)
    • Uncertainties and Distributions (astropy.uncertainty)
    • Overview of Astropy File I/O
    • High-level Unified File I/O
    • FITS File Handling (astropy.io.fits)
    • Text Tables (astropy.io.ascii)
    • VOTable Handling (astropy.io.votable)
    • ECVS, HDF5, Parquet, PyArrow CSV, YAML (astropy.io.misc)
    • Cosmological Calculations (astropy.cosmology)
    • Convolution and Filtering (astropy.convolution)
    • IERS data access (astropy.utils.iers)
    • Data Visualization (astropy.visualization)
    • Astrostatistics Tools (astropy.stats)
    • Masked Values and Quantities (astropy.utils.masked)
    • SAMP (Simple Application Messaging Protocol) (astropy.samp)
    • Configuration System (astropy.config)
    • I/O Registry (astropy.io.registry)
    • I/O Typing (astropy.io.typing)
    • Logging system
    • Python warnings system
    • Astropy Core Package Utilities (astropy.utils)
    • Environment variables
    • Astropy Glossary
  • Contributing
  • Project Details
  • User Guide
  • World Coordinate System (astropy.wcs)
  • Reference/API
  • WCSBase

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WcsError

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Updated on 21 May 2026 , built with Sphinx 9.1.0