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.help eqeqx Jun99 "Slalib Package"
.nf
DOUBLE PRECISION FUNCTION slEQEX (DATE)
- - - - - -
E Q E X
- - - - - -
Equation of the equinoxes (IAU 1994, double precision)
Given:
DATE dp TDB (loosely ET) as Modified Julian Date
(JD-2400000.5)
The result is the equation of the equinoxes (double precision)
in radians:
Greenwich apparent ST = GMST + slEQEX
References: IAU Resolution C7, Recommendation 3 (1994)
Capitaine, N. & Gontier, A.-M., Astron. Astrophys.,
275, 645-650 (1993)
Called: slNUTC
Patrick Wallace Starlink 23 August 1996
Copyright (C) 1996 Rutherford Appleton Laboratory
Copyright (C) 1995 Association of Universities for Research in Astronomy Inc.
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