Help for GETDELTA

PURPOSE:

lookup deltaUT1 for a tstamp and return as tcl variable

/* example test file data
05-15-2008 12:34:56 -0.1234567
05-16-2008 12:34:56 -0.1234568
06-15-2008 12:34:56 -0.1234569
05-15-2009 12:34:56 -0.1234560
*/

EXECUTION:


TIMING: 

less than one millisecond

 ORIGINAL PROGRAMMER:    W. Bunch            24 Aug 2004
 COGNIZANT PROGRAMMER:   A. Zobrist          28 May 2008
 
 REVISION HISTORY
  08-07-22    WLB  Added leapfile parm for M Burl's code; fixed pointer bug
  08-05-28    AZ   Initial version
  2022-08-10 B. Crocco afids to opensource (untested)
  

PARAMETERS: