public void Transform_ApparentToCelestialTest(double ra, double dec)
{
//Arrange
var coordinates = new Coordinates(ra, dec, Epoch.JNOW, Coordinates.RAType.Hours);
//Act
coordinates = coordinates.Transform(Epoch.J2000);
var transform = new ASCOM.Astrometry.Transform.Transform();
transform.SetApparent(ra, dec);
//Assert
//Check with ascom transformation that the transformation logic matches
Assert.AreEqual(transform.RAJ2000, coordinates.RA, 0.0001);
Assert.AreEqual(transform.DecJ2000, coordinates.Dec, 0.0001);
}
static public AltAzm RaDec2AltAzm(Coordinates coord, LatLon location, DateTime time, double elevation)
{
var utils = new ASCOM.Astrometry.AstroUtils.AstroUtils();
var MJDdate = utils.CalendarToMJD(time.Day, time.Month, time.Year);
MJDdate += time.TimeOfDay.TotalDays;
var tfm = new ASCOM.Astrometry.Transform.Transform();
tfm.JulianDateTT = MJDdate;
tfm.SiteElevation = elevation * 1000;
tfm.SiteLatitude = location.Lat;
tfm.SiteLongitude = location.Lon;
tfm.SiteTemperature = 0;
tfm.SetApparent(coord.Ra, coord.Dec);
tfm.Refresh();
var res = new AltAzm(tfm.ElevationTopocentric, tfm.AzimuthTopocentric);
return(res);
}
public static AltAzm RaDec2AltAzm(Coordinates coord, LatLon location, DateTime time, double elevation)
{
var utils = new ASCOM.Astrometry.AstroUtils.AstroUtils();
var MJDdate = utils.CalendarToMJD(time.Day, time.Month, time.Year);
MJDdate += time.TimeOfDay.TotalDays;
var tfm = new ASCOM.Astrometry.Transform.Transform();
tfm.JulianDateTT = MJDdate;
tfm.SiteElevation = elevation * 1000;
tfm.SiteLatitude = location.Lat;
tfm.SiteLongitude = location.Lon;
tfm.SiteTemperature = 0;
tfm.SetApparent(coord.Ra, coord.Dec);
tfm.Refresh();
var res = new AltAzm(tfm.ElevationTopocentric, tfm.AzimuthTopocentric);
return res;
}
