AntennaDelays
=============

.. py:class:: pride.delays.AntennaDelays(exp: pride.experiment.experiment.Experiment)



   Delays due geometry and deformation of antennas

   # Available models
   ## Nothnagel
   - Source:  Nothnagel (2009) https://doi.org/10.1007/s00190-008-0284-z

   Required resources:
   - Temperature at station location (Obtained from site-specific Vienna)
   - Antenna information: Focus type, mount type, foundation height and thermal expansion coefficient and reference temperature


   .. py:method:: ensure_resources() -> None


   .. py:method:: load_resources() -> dict[str, Any]


   .. py:method:: calculate(obs: pride.experiment.observation.Observation) -> Any

      Groups thermal deformation and antenna axis offset



   .. py:method:: calculate_axis_offset(obs: pride.experiment.observation.Observation) -> Any


   .. py:method:: atmospheric_bending_angle(el: numpy.ndarray, temp: numpy.ndarray, hum: numpy.ndarray, p: numpy.ndarray) -> numpy.ndarray
      :staticmethod:


      Calculate atmospheric bending angle

      UNKNOWN MODEL - ORIGINAL CODE FROM DIMA'S PROGRAM

      :param el: Elevation of source [rad]
      :param temp: Temperature at station location [K]
      :param hum: Relative humidity at station location [%]
      :param p: Pressure at station location [mmHg = hPa]
      :return: Atmospheric bending angle [rad]



   .. py:method:: calculate_thermal_deformation(obs: pride.experiment.observation.Observation) -> Any

      MODEL FROM DIMA'S CODE :: MISSING SOURCE



   .. py:method:: humidity_model(temp_c: numpy.ndarray, wvp: numpy.ndarray) -> numpy.ndarray
      :staticmethod:


      Calculate relative humidity from temperature and water vapour pressure

      NOTE: Copy pasted from Dima. God knows where does this come from.