SofaNumat Method

Bias-precession-nutation matrix, IAU 2000 precession with IAU 2000A or 2000B nutation.

Definition

Namespace: ASCOM.Tools
Assembly: ASCOM.AstrometryTools (in ASCOM.AstrometryTools.dll) Version: 3.0.0-rc.1+86c25ce733aebb4d8b1b8a62e84770ea5e972bea

C#

public static void Numat(
	double epsa,
	double dpsi,
	double deps,
	double[] rmatn
)

VB

Public Shared Sub Numat ( 
	epsa As Double,
	dpsi As Double,
	deps As Double,
	rmatn As Double()
)

Parameters

epsa Double: Mean obliquity (radians).
dpsi Double: Nutation in longitude (radians).
deps Double: Nutation in obliquity (radians).
rmatn Double: Returned bias-precession-nutation matrix (row-major, length 9).

Exceptions

ArgumentNullException	Thrown if any array parameter is null.
ArgumentException	Thrown if any array parameter has incorrect length.

Version Information

.NET Standard

Supported in: 2.0