[Kst] [Bug 91823] time convention for Planck

Andrew Walker arwalker at sumusltd.com
Fri Jan 14 22:21:19 CET 2005


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http://bugs.kde.org/show_bug.cgi?id=91823         
arwalker sumusltd com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|REOPENED                    |RESOLVED
         Resolution|                            |FIXED



------- Additional Comments From arwalker sumusltd com  2005-01-14 22:21 -------
CVS commit by arwalker: 

Correctly identify the TAI time standard.

CCMAIL: 91823-done bugs kde org


  M +7 -1      kst2dplot.cpp   1.352
  M +1 -1      kstplotdefines.h   1.8


--- kdeextragear-2/kst/kst/kst2dplot.cpp  #1.351:1.352
 @ -1282,5 +1282,11  @ double Kst2DPlot::convertTimeValueToJD(d
       break;
     case X_AXIS_INTERP_AIT:
-      value -= 86400.0 * (365.0 * 12.0 + 3.0) - 32.0; // difference (seconds) between standard C time and AIT
+      value -= 86400.0 * (365.0 * 12.0 + 3.0);
+      //
+      // current difference (seconds) between standard C time and AIT
+      // refer to the following for more information:
+      //  http://hpiers.obspm.fr/eop-pc/earthor/utc/TAI-UTC_tab.html
+      //
+      value -= 32.0; 
       value /= 24.0 * 60.0 * 60.0;
       value += JD1970;

--- kdeextragear-2/kst/kst/kstplotdefines.h  #1.7:1.8
 @ -58,5 +58,5  @ const XAxisInterpretation XAxisInterpret
   { I18N_NOOP2("Modified Julian Date", "MJD"), X_AXIS_INTERP_MJD },
   { I18N_NOOP2("Reduced Julian Date", "RJD"), X_AXIS_INTERP_RJD },
-  { I18N_NOOP2("Time format specific to Planck project", "AIT (Planck)"), X_AXIS_INTERP_AIT }
+  { I18N_NOOP2("Temps Atomique International", "TAI"), X_AXIS_INTERP_AIT }
 };


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