/// <summary>
// If we haven't checked in a long enough time (10 minutes ?!?)
// get temperature and pressure.
/// </summary>
public void prepareRefractionData(bool calculateRefraction)
{
const int freqOCFetchMinutes = 10;
initOCH();
if (!calculateRefraction)
{
refractionOption = RefractionOption.NoRefraction;
return;
}
DateTime now = DateTime.Now;
int month = now.Month - 1;
onSurface.Temperature = averageTemperatures[month];
onSurface.Pressure = averagePressures[month];
if (och != null && now.Subtract(lastOCFetch).TotalMinutes > freqOCFetchMinutes)
{
try
{
double timeSinceLastUpdate = och.TimeSinceLastUpdate("Temperature");
if (timeSinceLastUpdate > (freqOCFetchMinutes * 60))
{
onSurface.Temperature = och.Temperature;
onSurface.Pressure = och.Pressure;
refractionOption = RefractionOption.LocationRefraction;
lastOCFetch = now;
}
}
catch { }
}
}
public void init()
{
if (_initialized)
{
return;
}
siteLatitude = ascomutils.DMSToDegrees("30:35:50.43");
siteLongitude = ascomutils.DMSToDegrees("34:45:43.86");
siteElevation = 882.9;
novas31.MakeOnSurface(siteLatitude, siteLongitude, siteElevation, 0.0, 0.0, ref onSurface);
refractionOption = Astrometry.RefractionOption.LocationRefraction;
_initialized = true;
}
