Index: trunk/psphot/src/psphotRadiusChecks.c
===================================================================
--- trunk/psphot/src/psphotRadiusChecks.c	(revision 6427)
+++ trunk/psphot/src/psphotRadiusChecks.c	(revision 6481)
@@ -24,4 +24,21 @@
     // set the fit radius based on the object flux limit and the model
     model->radius = modelRadiusPSF (model->params, PSF_FIT_NSIGMA*moments->dSky) + PSF_FIT_PADDING;
+    if (isnan(model->radius)) psAbort ("apply_psf_model", "error in radius");
+	
+    if (source->mode &  PM_SOURCE_SATSTAR) {
+	model->radius *= 2;
+    }
+
+    bool status = psphotRedefinePixels (source, readout, model->params->data.F32[2], model->params->data.F32[3], model->radius);
+    return status;
+}
+
+bool psphotCheckRadiusPSFBlend (pmReadout *readout, pmSource *source, pmModel *model, float dR) {
+
+    pmMoments *moments = source->moments;
+    if (moments == NULL) return false;
+
+    // set the fit radius based on the object flux limit and the model
+    model->radius = modelRadiusPSF (model->params, PSF_FIT_NSIGMA*moments->dSky) + dR + PSF_FIT_PADDING;
     if (isnan(model->radius)) psAbort ("apply_psf_model", "error in radius");