pvlib.location.Location.get_airmass#
- Location.get_airmass(times=None, solar_position=None, model='kastenyoung1989')[source]#
Calculate the relative and absolute airmass.
Automatically chooses zenith or apparent zenith depending on the selected model.
- Parameters:
times (DatetimeIndex, optional) – Only used if solar_position is not provided.
solar_position (DataFrame, optional) – DataFrame with columns ‘apparent_zenith’, ‘zenith’.
model (str, default 'kastenyoung1989') – Relative airmass model. See
pvlib.atmosphere.get_relative_airmass()
for a list of available models.
- Returns:
airmass (DataFrame) – Columns are ‘airmass_relative’, ‘airmass_absolute’