API Reference / declinationOf · function

Function: declinationOf()

function declinationOf(
   lonDeg, 
   latDeg, 
   obliquityDeg?): number;

Declination (deg) of an ecliptic (lon, lat) under a fixed obliquity.

Parameters

ParameterTypeDefault value
lonDegnumberundefined
latDegnumberundefined
obliquityDegnumberOBLIQUITY_J2000_DEG

Returns

number

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