Index: trunk/psphot/src/psphotRadiusChecks.c
===================================================================
--- trunk/psphot/src/psphotRadiusChecks.c	(revision 5772)
+++ trunk/psphot/src/psphotRadiusChecks.c	(revision 5802)
@@ -29,4 +29,8 @@
     if (isnan(model->radius)) psAbort ("apply_psf_model", "error in radius");
 	
+    if (source->mode &  PM_SOURCE_SATSTAR) {
+	model->radius *= 2;
+    }
+
     // check if we need to redefine the pixels
     // XXX EAM : a better test would examine the source pixels