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Diffstat (limited to 'math/slalib/doc/eqgal.hlp')
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diff --git a/math/slalib/doc/eqgal.hlp b/math/slalib/doc/eqgal.hlp new file mode 100644 index 00000000..1f37716f --- /dev/null +++ b/math/slalib/doc/eqgal.hlp @@ -0,0 +1,38 @@ +.help eqgal Jun99 "Slalib Package" +.nf + + SUBROUTINE slEQGA (DR, DD, DL, DB) + + - - - - - - + E Q G A + - - - - - - + + Transformation from J2000.0 equatorial coordinates to + IAU 1958 galactic coordinates (double precision) + + Given: + DR,DD dp J2000.0 RA,Dec + + Returned: + DL,DB dp galactic longitude and latitude L2,B2 + + (all arguments are radians) + + Called: + slDS2C, slDMXV, slDC2S, slDA2P, slDA1P + + Note: + The equatorial coordinates are J2000.0. Use the routine + slEG50 if conversion from B1950.0 'FK4' coordinates is + required. + + Reference: + Blaauw et al, Mon.Not.R.Astron.Soc.,121,123 (1960) + + P.T.Wallace Starlink 21 September 1998 + + Copyright (C) 1998 Rutherford Appleton Laboratory + Copyright (C) 1995 Association of Universities for Research in Astronomy Inc. + +.fi +.endhelp |