Index: /trunk/ppMops/src/ppMops.c
===================================================================
--- /trunk/ppMops/src/ppMops.c	(revision 24384)
+++ /trunk/ppMops/src/ppMops.c	(revision 24385)
@@ -138,5 +138,5 @@
         psMetadataAddF64(outHeader, PS_LIST_TAIL, "DIFFIMID", 0, "Difference image identifier", imageid);
         psMetadataAddF64(outHeader, PS_LIST_TAIL, "FPA_ID", 0, "Exposure identifier", fpaid);
-        psMetadataAddS32(outHeader, PS_LIST_TAIL, "OBSCODE", 0, "IAU Observatory code", OBSERVATORY_CODE);
+        psMetadataAddStr(outHeader, PS_LIST_TAIL, "OBSCODE", 0, "IAU Observatory code", OBSERVATORY_CODE);
         psMetadataAddF32(outHeader, PS_LIST_TAIL, "STARPSF", 0, "Stellar PSF (arcsec)", psf);
 
Index: /trunk/ppMops/src/ppMops.h
===================================================================
--- /trunk/ppMops/src/ppMops.h	(revision 24384)
+++ /trunk/ppMops/src/ppMops.h	(revision 24385)
@@ -5,6 +5,6 @@
 #include <pmSourceMasks.h>
 
-#define IN_EXTNAME "SkyChip.psf"                // Extension name for data in input
-#define OBSERVATORY_CODE 566                    // IAU Observatory Code
+#define IN_EXTNAME "SkyChip.psf"        // Extension name for data in input
+#define OBSERVATORY_CODE "F51"          // IAU Observatory Code
 #define OUT_EXTNAME "MOPS_TRANSIENT_DETECTIONS" // Extension name for data in output
 #define SOURCE_MASK (PM_SOURCE_MODE_FAIL | PM_SOURCE_MODE_BADPSF | PM_SOURCE_MODE_SATURATED | \