Index: trunk/ippScripts/scripts/ipp_mops_translate.pl
===================================================================
--- trunk/ippScripts/scripts/ipp_mops_translate.pl	(revision 19718)
+++ trunk/ippScripts/scripts/ipp_mops_translate.pl	(revision 19727)
@@ -179,5 +179,5 @@
     my $mjd = $inHeader->{'MJD-OBS'} or die "Can't find MJD.\n"; # Modified Julian Date
     my $exptime = $inHeader->{'EXPTIME'} or die "Can't find EXPTIME.\n"; # Exposure time, seconds
-    $mjd += $exptime / 2.0;     # start --> mid-point
+    $mjd += $exptime / 2.0 / 3600 / 24;     # start --> mid-point
     $outFits->write_key( TDOUBLE, 'MJD-OBS', $mjd, 'Time of exposure mid-point', $status);
     check_fitsio( $status );