solarforecastarbiter.validation.validator.check_irradiance_day_night

solarforecastarbiter.validation.validator.check_irradiance_day_night(solar_zenith, max_zenith=87)

Checks for day/night periods based on solar zenith.

Parameters:

• solar_zenith (Series) – Solar zenith angle in degrees
• max_zenith (maximum zenith angle for a daylight time) –

Returns:

flags (Series) – True when solar zenith is less than max_zenith.