API Reference / planetaryHour · function

Function: planetaryHour()

function planetaryHour(
   engine, 
   jdUt, 
   lat, 
   lonEast): PlanetaryHour | null;

The planetary hour containing jdUt at a place, or null at latitudes where the Sun does not rise or set on the day in question.

Parameters

ParameterType
engineEngine
jdUtnumber
latnumber
lonEastnumber

Returns

PlanetaryHour | null

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