SofaC2tpe Method
ICRS to ITRS matrix given nutation.
Namespace: ASCOM.ToolsAssembly: ASCOM.AstrometryTools (in ASCOM.AstrometryTools.dll) Version: 3.0.0-rc.1+86c25ce733aebb4d8b1b8a62e84770ea5e972bea
public static void C2tpe(
double tta,
double ttb,
double uta,
double utb,
double dpsi,
double deps,
double xp,
double yp,
double[] rc2t
)
Public Shared Sub C2tpe (
tta As Double,
ttb As Double,
uta As Double,
utb As Double,
dpsi As Double,
deps As Double,
xp As Double,
yp As Double,
rc2t As Double()
)
Parameters
- tta Double
- TT as a 2-part Julian Date (part 1).
- ttb Double
- TT as a 2-part Julian Date (part 2).
- uta Double
- UT1 as a 2-part Julian Date (part 1).
- utb Double
- UT1 as a 2-part Julian Date (part 2).
- dpsi Double
- Nutation in longitude (radians).
- deps Double
- Nutation in obliquity (radians).
- xp Double
- Polar motion X (radians).
- yp Double
- Polar motion Y (radians).
- rc2t Double
- Returned ICRS-to-ITRS matrix (row-major, length 9).
Supported in: 2.0