double calcSunTrueLong(double t) { double l0 = calcGeomMeanLongSun(t); double c = calcSunEqOfCenter(t); double O = l0 + c; return O; // in degrees }
/* Purpose: calculate the true longitude of the sun (degrees) */ double calcSunTrueLong(double t) { return calcGeomMeanLongSun(t) + calcSunEqOfCenter(t); }