SofaTcbtdb Method

Time scale transformation: Barycentric Coordinate Time (TCB) to Barycentric Dynamical Time (TDB).

Definition

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

C#

public static int Tcbtdb(
	double tcb1,
	double tcb2,
	ref double tdb1,
	ref double tdb2
)

VB

Public Shared Function Tcbtdb ( 
	tcb1 As Double,
	tcb2 As Double,
	ByRef tdb1 As Double,
	ByRef tdb2 As Double
) As Integer

Parameters

tcb1 Double: TCB as a 2-part Julian Date (part 1).
tcb2 Double: TCB as a 2-part Julian Date (part 2).
tdb1 Double: Returned TDB as a 2-part Julian Date (part 1).
tdb2 Double: Returned TDB as a 2-part Julian Date (part 2).

Return Value

Int32
Status: 0 = OK.

Remarks

Uses the conventional linear relationship adopted by the IAU (2006) to keep TDB approximately centered on TT.

Version Information

.NET Standard

Supported in: 2.0