From 40e5a5811c6ffce9b0974e93cdd927cbcf60c157 Mon Sep 17 00:00:00 2001 From: Joe Hunkeler Date: Tue, 11 Aug 2015 16:51:37 -0400 Subject: Repatch (from linux) of OSX IRAF --- math/slalib/doc/nut.hlp | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 math/slalib/doc/nut.hlp (limited to 'math/slalib/doc/nut.hlp') diff --git a/math/slalib/doc/nut.hlp b/math/slalib/doc/nut.hlp new file mode 100644 index 00000000..95ea2ff0 --- /dev/null +++ b/math/slalib/doc/nut.hlp @@ -0,0 +1,34 @@ +.help nut Jun99 "Slalib Package" +.nf + + SUBROUTINE slNUT (DATE, RMATN) + + - - - - + N U T + - - - - + + Form the matrix of nutation for a given date - IAU 1980 theory + (double precision) + + References: + Final report of the IAU Working Group on Nutation, + chairman P.K.Seidelmann, 1980. + Kaplan,G.H., 1981, USNO circular no. 163, pA3-6. + + Given: + DATE dp TDB (loosely ET) as Modified Julian Date + (=JD-2400000.5) + Returned: + RMATN dp(3,3) nutation matrix + + The matrix is in the sense V(true) = RMATN * V(mean) + + Called: slNUTC, slDEUL + + P.T.Wallace Starlink 1 January 1993 + + Copyright (C) 1995 Rutherford Appleton Laboratory + Copyright (C) 1995 Association of Universities for Research in Astronomy Inc. + +.fi +.endhelp -- cgit