public SweData(SEFLG iflag, DateTime dateTimeInUTC, EarthOrientationParameters eop, bool interpolateNutation = false)
{
Iflag = iflag;
CalculationDate = dateTimeInUTC;
Eop = eop;
InterpolateNutation = interpolateNutation;
CalculationJulianDayNumber = JulianDayNumber.FromDate(dateTimeInUTC);
TidalAcc = TidalAcceleration.Get(TidalAccelerationMode.Default);
IsManualTidalAcc = false;
LongtermPrecessionMode = PrecessionModel.Default;
ShorttermPrecessionMode = PrecessionModel.Default;
JplHorizonsMode = JplHorizonsMode.Default;
NutationModel = NutationModel.Default;
oec = Epsilon.Calc(CalculationJulianDayNumber, iflag, this);
oec2000 = Epsilon.Calc(JulianDayNumber.J2000, iflag, this);
}