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Diffstat (limited to 'ast/pal/palDtt.c')
-rw-r--r-- | ast/pal/palDtt.c | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/ast/pal/palDtt.c b/ast/pal/palDtt.c deleted file mode 100644 index f6a3714..0000000 --- a/ast/pal/palDtt.c +++ /dev/null @@ -1,77 +0,0 @@ -/* -*+ -* Name: -* palDtt - -* Purpose: -* Return offset between UTC and TT - -* Language: -* Starlink ANSI C - -* Type of Module: -* Library routine - -* Invocation: -* dtt = palDtt( double utc ); - -* Arguments: -* utc = double (Given) -* UTC date as a modified JD (JD-2400000.5) - -* Returned Value: -* dtt = double -* TT-UTC in seconds - -* Description: -* Increment to be applied to Coordinated Universal Time UTC to give -* Terrestrial Time TT (formerly Ephemeris Time ET) - -* Authors: -* TIMJ: Tim Jenness (JAC, Hawaii) -* PTW: Patrick T. Wallace -* {enter_new_authors_here} - -* Notes: -* - Consider a comprehensive upgrade to use the time transformations in SOFA's time -* cookbook: http://www.iausofa.org/sofa_ts_c.pdf. -* - See eraDat for a description of error conditions when calling this function -* with a time outside of the UTC range. This behaviour differs from slaDtt. - -* History: -* 2012-02-08 (TIMJ): -* Initial version -* Adapted with permission from the Fortran SLALIB library. -* {enter_further_changes_here} - -* Copyright: -* Copyright (C) 1995 Rutherford Appleton Laboratory -* Copyright (C) 2012 Science and Technology Facilities Council. -* All Rights Reserved. - -* Licence: -* This program is free software: you can redistribute it and/or -* modify it under the terms of the GNU Lesser General Public -* License as published by the Free Software Foundation, either -* version 3 of the License, or (at your option) any later -* version. -* -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU Lesser General Public License for more details. -* -* You should have received a copy of the GNU Lesser General -* License along with this program. If not, see -* <http://www.gnu.org/licenses/>. - -* Bugs: -* {note_any_bugs_here} -*- -*/ - -#include "pal.h" - -double palDtt( double utc ) { - return 32.184 + palDat( utc ); -} |