.. DO NOT EDIT.
.. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
.. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
.. "examples/plot_version_diff_surface.py"
.. LINE NUMBERS ARE GIVEN BELOW.

.. only:: html

    .. note::
        :class: sphx-glr-download-link-note

        :ref:`Go to the end <sphx_glr_download_examples_plot_version_diff_surface.py>`
        to download the full example code.

.. rst-class:: sphx-glr-example-title

.. _sphx_glr_examples_plot_version_diff_surface.py:


Version Differences (Surface)
-----------------------------

This example demonstrates how to calculate the
percent change of all variables on a surface between
MSIS version 00 and 2.

.. GENERATED FROM PYTHON SOURCE LINES 10-53



.. image-sg:: /examples/images/sphx_glr_plot_version_diff_surface_001.png
   :alt: MASS_DENSITY, N2, O2, O, HE, H, AR, N, ANOMALOUS_O
   :srcset: /examples/images/sphx_glr_plot_version_diff_surface_001.png
   :class: sphx-glr-single-img





.. code-block:: Python


    import matplotlib as mpl
    import matplotlib.pyplot as plt
    import numpy as np

    import pymsis


    lons = range(-180, 185, 5)
    lats = range(-90, 95, 5)
    alt = 200
    f107 = 150
    f107a = 150
    ap = 7
    # One years worth of data at the 12th hour every day
    date = np.datetime64("2003-01-01T12:00")
    aps = [[ap] * 7]

    output2 = pymsis.calculate(date, lons, lats, alt, f107, f107a, aps)
    output0 = pymsis.calculate(date, lons, lats, alt, f107, f107a, aps, version=0)
    diff = (output2 - output0) / output0 * 100
    #  diff is now of the shape (1, nlons, nlats, 1, 11)
    # Get rid of the single dimensions
    diff = np.squeeze(diff)

    fig, axarr = plt.subplots(nrows=3, ncols=3, constrained_layout=True, figsize=(8, 6))
    xx, yy = np.meshgrid(lons, lats)
    norm = mpl.colors.Normalize(-50, 50)
    cmap = mpl.colormaps["RdBu_r"]
    for i, variable in enumerate(pymsis.Variable):
        if i > 8:
            break
        ax = axarr.flatten()[i]
        mesh = ax.pcolormesh(
            xx, yy, diff[:, :, variable].T, shading="auto", norm=norm, cmap=cmap
        )
        ax.set_title(f"{variable.name}")

    plt.colorbar(
        mesh, ax=axarr, label="Change from MSIS-00 to MSIS2 (%)", orientation="horizontal"
    )

    plt.show()


.. rst-class:: sphx-glr-timing

   **Total running time of the script:** (0 minutes 0.912 seconds)


.. _sphx_glr_download_examples_plot_version_diff_surface.py:

.. only:: html

  .. container:: sphx-glr-footer sphx-glr-footer-example

    .. container:: sphx-glr-download sphx-glr-download-jupyter

      :download:`Download Jupyter notebook: plot_version_diff_surface.ipynb <plot_version_diff_surface.ipynb>`

    .. container:: sphx-glr-download sphx-glr-download-python

      :download:`Download Python source code: plot_version_diff_surface.py <plot_version_diff_surface.py>`

    .. container:: sphx-glr-download sphx-glr-download-zip

      :download:`Download zipped: plot_version_diff_surface.zip <plot_version_diff_surface.zip>`


.. only:: html

 .. rst-class:: sphx-glr-signature

    `Gallery generated by Sphinx-Gallery <https://sphinx-gallery.github.io>`_