SofaPn06 Method

Precession-nutation matrix (full precision, given nutation).

Definition

Namespace: ASCOM.Tools
Assembly: ASCOM.AstrometryTools (in ASCOM.AstrometryTools.dll) Version: 3.0.0-rc.1+86c25ce733aebb4d8b1b8a62e84770ea5e972bea
C#
public static void Pn06(
	double date1,
	double date2,
	double dpsi,
	double deps,
	ref double epsa,
	double[] rb,
	double[] rp,
	double[] rbp,
	double[] rn,
	double[] rbpn
)

Parameters

date1  Double
TT as a 2-part Julian Date (part 1).
date2  Double
TT as a 2-part Julian Date (part 2).
dpsi  Double
Nutation in longitude (radians).
deps  Double
Nutation in obliquity (radians).
epsa  Double
Returned mean obliquity (radians).
rb  Double
Returned frame bias matrix (row-major, length 9).
rp  Double
Returned precession matrix (row-major, length 9).
rbp  Double
Returned bias-precession matrix (row-major, length 9).
rn  Double
Returned nutation matrix (row-major, length 9).
rbpn  Double
Returned bias-precession-nutation matrix (row-major, length 9).

Exceptions

ArgumentNullExceptionThrown if any array parameter is null.
ArgumentExceptionThrown if any array parameter has incorrect length.

Version Information

.NET Standard

Supported in: 2.0

See Also