Index: trunk/ippconfig/gpc1/psastro.config
===================================================================
--- trunk/ippconfig/gpc1/psastro.config	(revision 42861)
+++ trunk/ippconfig/gpc1/psastro.config	(revision 42969)
@@ -2,4 +2,6 @@
 # save matched stars?
 PSASTRO.SAVE.REFMATCH      BOOL TRUE  # save refstar matches as table in output smf file
+
+PSASTRO.SKIP.BACKGROUND    BOOL FALSE # generate the background model for GPC1
 
 # astrometry matching parameters
@@ -868,2 +870,6 @@
    ZERO.POINT.USE.MEAN          BOOL    TRUE
 END
+
+NO_BACKGROUND METADATA
+   PSASTRO.SKIP.BACKGROUND BOOL TRUE
+END