.. DO NOT EDIT.
.. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
.. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
.. "examples/plot_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_surface.py>`
        to download the full example code.

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

.. _sphx_glr_examples_plot_surface.py:


Surface plot
------------

This example demonstrates how to calculate the
quantities on a constant altitude plane.

.. GENERATED FROM PYTHON SOURCE LINES 9-41



.. image-sg:: /examples/images/sphx_glr_plot_surface_001.png
   :alt: O$_2$ number density at 200 km
   :srcset: /examples/images/sphx_glr_plot_surface_001.png
   :class: sphx-glr-single-img





.. code-block:: Python


    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]

    output = pymsis.calculate(date, lons, lats, alt, f107, f107a, aps)
    #  output is now of the shape (1, nlons, nlats, 1, 11)
    # Get rid of the single dimensions
    output = np.squeeze(output)

    _, ax = plt.subplots()
    xx, yy = np.meshgrid(lons, lats)
    mesh = ax.pcolormesh(xx, yy, output[:, :, pymsis.Variable.O2].T, shading="auto")
    plt.colorbar(mesh, label="Number density (/m$^3$)")

    ax.set_title(f"O$_2$ number density at {alt} km")
    ax.set_xlabel("Longitude")
    ax.set_ylabel("Latitude")

    plt.show()


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

   **Total running time of the script:** (0 minutes 0.294 seconds)


.. _sphx_glr_download_examples_plot_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_surface.ipynb <plot_surface.ipynb>`

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

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

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

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


.. only:: html

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

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