NovasJulianDate Method

Compute the Julian date for a given calendar date (year, month, day, hour).

Definition

Namespace: ASCOM.Tools.Novas31
Assembly: ASCOM.AstrometryTools (in ASCOM.AstrometryTools.dll) Version: 3.0.0-rc.1+86c25ce733aebb4d8b1b8a62e84770ea5e972bea

C#

public static double JulianDate(
	short Year,
	short Month,
	short Day,
	double Hour
)

VB

Public Shared Function JulianDate ( 
	Year As Short,
	Month As Short,
	Day As Short,
	Hour As Double
) As Double

Parameters

Year Int16: Year number
Month Int16: Month number
Day Int16: Day number
Hour Double: Fractional hour of the day

Return Value

Double
Computed Julian date.

Remarks

This function makes no checks for a valid input calendar date. The input calendar date must be Gregorian. The input time value can be based on any UT-like time scale (UTC, UT1, TT, etc.) - output Julian date will have the same basis.

Version Information

.NET Standard

Supported in: 2.0