diff --git a/lib/extract.f90 b/lib/extract.f90
index 0ec85158b..063f8281a 100644
--- a/lib/extract.f90
+++ b/lib/extract.f90
@@ -25,7 +25,7 @@ subroutine extract(s3,nadd,mode65,ntrials,naggressive,ndepth,nflip,     &
   character*12 mycall_12,hiscall_12
   character*6 mycall,hiscall,hisgrid
   character*6 mycall0,hiscall0,hisgrid0
-  integer apsymbols(5,12),ap(12)
+  integer apsymbols(6,12),ap(12)
   integer nappasses(0:5)  ! the number of decoding passes to use for each QSO state
   integer naptypes(0:5,4) ! (nQSOProgress, decoding pass)  maximum of 4 passes for now 
   integer dat4(12)
@@ -46,11 +46,12 @@ subroutine extract(s3,nadd,mode65,ntrials,naggressive,ndepth,nflip,     &
 !   3        MyCall DxCall ???
 !   4        MyCall DxCall RRR
 !   5        MyCall DxCall 73
+!   6        MyCall DxCall DxGrid
 
      apsymbols=-1
-     nappasses=(/2,2,2,3,3,4/)
-     naptypes(0,1:4)=(/1,2,0,0/)
-     naptypes(1,1:4)=(/2,3,0,0/)
+     nappasses=(/3,3,2,3,3,4/)
+     naptypes(0,1:4)=(/1,2,6,0/)
+     naptypes(1,1:4)=(/2,3,6,0/)
      naptypes(2,1:4)=(/2,3,0,0/)
      naptypes(3,1:4)=(/3,4,5,0/)
      naptypes(4,1:4)=(/3,4,5,0/)
@@ -61,7 +62,8 @@ subroutine extract(s3,nadd,mode65,ntrials,naggressive,ndepth,nflip,     &
   mycall=mycall_12(1:6)
   hiscall=hiscall_12(1:6)
 ! Fill apsymbols array
-  if(ljt65apon .and. (mycall.ne.mycall0 .or. hiscall.ne.hiscall0)) then 
+  if(ljt65apon .and.                                             &
+     (mycall.ne.mycall0 .or. hiscall.ne.hiscall0 .or. hisgrid.ne.hisgrid0)) then 
 !write(*,*) 'initializing apsymbols '
      apsymbols=-1
      mycall0=mycall
@@ -84,6 +86,12 @@ subroutine extract(s3,nadd,mode65,ntrials,naggressive,ndepth,nflip,     &
            call packmsg(apmessage,ap,itype,.false.)
            if(itype.ne.1) ap=-1
            apsymbols(5,:)=ap
+           if(len_trim(hisgrid(1:4)).gt.0) then
+              apmessage=mycall//' '//hiscall//' '//hisgrid(1:4)
+              call packmsg(apmessage,ap,itype,.false.)
+              if(itype.ne.1) ap=-1
+              apsymbols(6,:)=ap
+           endif
         endif
      endif
   endif