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NOVAS2COMEarthTilt Method
Computes quantities related to the orientation of the Earth's rotation axis at Julian date 'tjd'.

Namespace: ASCOM.Astrometry.NOVAS
Assembly: ASCOM.Astrometry (in ASCOM.Astrometry.dll) Version: 6.0.0.0 (6.2.0.2774)
Syntax
public void EarthTilt(
	double tjd,
	ref double mobl,
	ref double tobl,
	ref double eq,
	ref double dpsi,
	ref double deps
)

Parameters

tjd
Type: SystemDouble
TDB Julian date of the desired time
mobl
Type: SystemDouble
OUT: Mean obliquity of the ecliptic in degrees at 'tjd'.
tobl
Type: SystemDouble
OUT: True obliquity of the ecliptic in degrees at 'tjd'.
eq
Type: SystemDouble
OUT: Equation of the equinoxes in seconds of time at 'tjd'.
dpsi
Type: SystemDouble
OUT: Nutation in longitude in arcseconds at 'tjd'.
deps
Type: SystemDouble
OUT: Nutation in obliquity in arcseconds at 'tjd'.
Remarks