.. _gravity_field_variation:

``gravity_field_variation``
===========================
This module contains a set of factory functions for setting up the
gravity field variations of a (spherical harmonic) gravity field.












Functions
---------
.. currentmodule:: tudatpy.numerical_simulation.environment_setup.gravity_field_variation

.. autosummary::

   solid_body_tide

   solid_body_tide_complex_k

   solid_body_tide_degree_variable_k

   solid_body_tide_degree_variable_complex_k

   solid_body_tide_degree_order_variable_k

   solid_body_tide_degree_order_variable_complex_k



.. autofunction:: tudatpy.numerical_simulation.environment_setup.gravity_field_variation.solid_body_tide

.. autofunction:: tudatpy.numerical_simulation.environment_setup.gravity_field_variation.solid_body_tide_complex_k

.. autofunction:: tudatpy.numerical_simulation.environment_setup.gravity_field_variation.solid_body_tide_degree_variable_k

.. autofunction:: tudatpy.numerical_simulation.environment_setup.gravity_field_variation.solid_body_tide_degree_variable_complex_k

.. autofunction:: tudatpy.numerical_simulation.environment_setup.gravity_field_variation.solid_body_tide_degree_order_variable_k

.. autofunction:: tudatpy.numerical_simulation.environment_setup.gravity_field_variation.solid_body_tide_degree_order_variable_complex_k






Classes
-------
.. currentmodule:: tudatpy.numerical_simulation.environment_setup.gravity_field_variation

.. autosummary::

   GravityFieldVariationSettings

   BasicSolidBodyGravityFieldVariationSettings



.. autoclass:: tudatpy.numerical_simulation.environment_setup.gravity_field_variation.GravityFieldVariationSettings
   :members:

.. autoclass:: tudatpy.numerical_simulation.environment_setup.gravity_field_variation.BasicSolidBodyGravityFieldVariationSettings
   :members: