Index: trunk/ippconfig/gpc1/psastro.config
===================================================================
--- trunk/ippconfig/gpc1/psastro.config	(revision 17472)
+++ trunk/ippconfig/gpc1/psastro.config	(revision 17523)
@@ -8,5 +8,5 @@
 # max grid offset in FP units (microns)
 # use plate-scale to make this in pixels?
-PSASTRO.GRID.OFFSET    F32    2500.
+PSASTRO.GRID.OFFSET    F32    8000.
 PSASTRO.GRID.SCALE     F32      50
 PSASTRO.GRID.NSTAR.MAX S32     800 # max stars accepted for fitting
@@ -16,5 +16,5 @@
 
 # extra field for ref stars:
-PSASTRO.FIELD.PADDING  F32     0.25
+PSASTRO.FIELD.PADDING  F32     0.25   # pad by this fraction of the full mosaic (may need to be larger for single chips)
 
 #