ASCOM Library
NovasIra
Compute the intermediate right ascension of the equinox at the input Julian date
Definition
Namespace: ASCOM.Tools.Novas31
Assembly: ASCOM.AstrometryTools (in ASCOM.AstrometryTools.dll) Version: 3.0.0-rc.1+86c25ce733aebb4d8b1b8a62e84770ea5e972bea
Intermediate right ascension of the equinox, in hours (+ or -). If 'equinox' = 1 (i.e true equinox), then the returned value is the equation of the origins.
Assembly: ASCOM.AstrometryTools (in ASCOM.AstrometryTools.dll) Version: 3.0.0-rc.1+86c25ce733aebb4d8b1b8a62e84770ea5e972bea
C#
public static double IraEquinox(
double JdTdb,
EquinoxType Equinox,
Accuracy Accuracy
)VB
Public Shared Function IraEquinox (
JdTdb As Double,
Equinox As EquinoxType,
Accuracy As Accuracy
) As DoubleParameters
- JdTdb Double
- TDB Julian date.
- Equinox EquinoxType
- Equinox selection flag: mean pr true
- Accuracy Accuracy
- Selection for accuracy
Return Value
DoubleIntermediate right ascension of the equinox, in hours (+ or -). If 'equinox' = 1 (i.e true equinox), then the returned value is the equation of the origins.