/// <summary>
/// Determine if a lunar eclipse is likely to occur.
/// </summary>
/// <returns>
/// <para>status -- One of "Lunar eclipse certain", "Lunar eclipse possible", or "No lunar eclipse".</para>
/// <para>eventDateDay -- Date of eclipse event (day).</para>
/// <para>eventDateMonth -- Date of eclipse event (month).</para>
/// <para>eventDateYear -- Date of eclipse event (year).</para>
/// </returns>
public (string status, double eventDateDay, int eventDateMonth, int eventDateYear) LunarEclipseOccurrence(double localDateDay, int localDateMonth, int localDateYear, bool isDaylightSaving, int zoneCorrectionHours)
{
var daylightSaving = (isDaylightSaving) ? 1 : 0;
var julianDateOfFullMoon = PAMacros.FullMoon(daylightSaving, zoneCorrectionHours, localDateDay, localDateMonth, localDateYear);
var gDateOfFullMoonDay = PAMacros.JulianDateDay(julianDateOfFullMoon);
var integerDay = (gDateOfFullMoonDay).Floor();
var gDateOfFullMoonMonth = PAMacros.JulianDateMonth(julianDateOfFullMoon);
var gDateOfFullMoonYear = PAMacros.JulianDateYear(julianDateOfFullMoon);
var utOfFullMoonHours = gDateOfFullMoonDay - integerDay;
var localCivilDateDay = PAMacros.UniversalTime_LocalCivilDay(utOfFullMoonHours, 0.0, 0.0, daylightSaving, zoneCorrectionHours, integerDay, gDateOfFullMoonMonth, gDateOfFullMoonYear);
var localCivilDateMonth = PAMacros.UniversalTime_LocalCivilMonth(utOfFullMoonHours, 0.0, 0.0, daylightSaving, zoneCorrectionHours, integerDay, gDateOfFullMoonMonth, gDateOfFullMoonYear);
var localCivilDateYear = PAMacros.UniversalTime_LocalCivilYear(utOfFullMoonHours, 0.0, 0.0, daylightSaving, zoneCorrectionHours, integerDay, gDateOfFullMoonMonth, gDateOfFullMoonYear);
var eclipseOccurrence = PAMacros.LunarEclipseOccurrence(daylightSaving, zoneCorrectionHours, localDateDay, localDateMonth, localDateYear);
var status = eclipseOccurrence;
var eventDateDay = localCivilDateDay;
var eventDateMonth = localCivilDateMonth;
var eventDateYear = localCivilDateYear;
return(status, eventDateDay, eventDateMonth, eventDateYear);
}
