SofaUt1utc Method

Time scale transformation: Universal Time (UT1) to Coordinated Universal Time (UTC).

Definition

Namespace: ASCOM.Tools
Assembly: ASCOM.AstrometryTools (in ASCOM.AstrometryTools.dll) Version: 3.0.0-rc.1+86c25ce733aebb4d8b1b8a62e84770ea5e972bea
C#
public static int Ut1utc(
	double ut11,
	double ut12,
	double dut1,
	ref double utc1,
	ref double utc2
)

Parameters

ut11  Double
UT1 as a 2-part Julian Date (part 1).
ut12  Double
UT1 as a 2-part Julian Date (part 2).
dut1  Double
UT1−UTC in seconds.
utc1  Double
Returned UTC as a 2-part quasi Julian Date (part 1).
utc2  Double
Returned UTC as a 2-part quasi Julian Date (part 2).

Return Value

Int32
Status: +1 = dubious year, 0 = OK, -1 = unacceptable date.

Remarks

Uses a quasi-JD UTC convention to handle leap seconds (see SOFA notes for details).

Version Information

.NET Standard

Supported in: 2.0

See Also