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

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

.. _sphx_glr_examples_plot_skygrid.py:


Plot sky grid for the Dorado mission
====================================

.. GENERATED FROM PYTHON SOURCE LINES 7-8

First, some imports.

.. GENERATED FROM PYTHON SOURCE LINES 8-15

.. code-block:: Python


    from astropy import units as u
    from dorado.scheduling import mission, skygrid
    import ligo.skymap.plot  # noqa: F401
    from matplotlib import pyplot as plt
    import numpy as np








.. GENERATED FROM PYTHON SOURCE LINES 16-17

Determine the area of the field of view.

.. GENERATED FROM PYTHON SOURCE LINES 17-23

.. code-block:: Python


    fov = mission.dorado().fov
    centers = skygrid.sinusoidal(50 * u.deg**2)
    footprints = fov.footprint(centers).icrs
    verts = np.moveaxis(np.stack([footprints.ra.deg, footprints.dec.deg]), 0, -1)








.. GENERATED FROM PYTHON SOURCE LINES 24-25

Plot all-sky overview and close-ups at celestial equator and poles.

.. GENERATED FROM PYTHON SOURCE LINES 25-35

.. code-block:: Python


    for kw in [dict(projection='astro globe', center='0d 30d'),
               dict(projection='astro zoom', center='0d 0d', radius='30 deg'),
               dict(projection='astro zoom', center='0d 90d', radius='30 deg'),
               dict(projection='astro zoom', center='0d -90d', radius='30 deg')]:
        fig, ax = plt.subplots(subplot_kw=kw)
        ax.grid()
        transform = ax.get_transform('world')
        for v in verts:
            ax.add_patch(plt.Polygon(v, alpha=0.3, transform=transform))



.. rst-class:: sphx-glr-horizontal


    *

      .. image-sg:: /examples/images/sphx_glr_plot_skygrid_001.png
         :alt: plot skygrid
         :srcset: /examples/images/sphx_glr_plot_skygrid_001.png
         :class: sphx-glr-multi-img

    *

      .. image-sg:: /examples/images/sphx_glr_plot_skygrid_002.png
         :alt: plot skygrid
         :srcset: /examples/images/sphx_glr_plot_skygrid_002.png
         :class: sphx-glr-multi-img

    *

      .. image-sg:: /examples/images/sphx_glr_plot_skygrid_003.png
         :alt: plot skygrid
         :srcset: /examples/images/sphx_glr_plot_skygrid_003.png
         :class: sphx-glr-multi-img

    *

      .. image-sg:: /examples/images/sphx_glr_plot_skygrid_004.png
         :alt: plot skygrid
         :srcset: /examples/images/sphx_glr_plot_skygrid_004.png
         :class: sphx-glr-multi-img






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

   **Total running time of the script:** (0 minutes 3.822 seconds)


.. _sphx_glr_download_examples_plot_skygrid.py:

.. only:: html

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

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

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

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

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


.. only:: html

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

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