Index: /trunk/Ohana/src/libdvo/src/dvo_convert_PS1_REF.c
===================================================================
--- /trunk/Ohana/src/libdvo/src/dvo_convert_PS1_REF.c	(revision 24753)
+++ /trunk/Ohana/src/libdvo/src/dvo_convert_PS1_REF.c	(revision 24754)
@@ -14,8 +14,8 @@
     out[i].dD         = in[i].dD;
     out[i].M          = in[i].M;
-    out[i].Mcal       = NAN;
+    out[i].Mcal       = 0.0;
     out[i].Map        = NAN;
     out[i].dM         = in[i].dM;
-    out[i].dMcal      = NAN;
+    out[i].dMcal      = 0.0;
     out[i].dt         = in[i].dt;
     out[i].airmass    = NAN;
@@ -33,5 +33,5 @@
     out[i].catID      = in[i].catID;
     out[i].extID      = 0;
-    out[i].psfQual    = NAN;
+    out[i].psfQual    = 1.0; // we do not save a value, but some operations (relphot/average) filter on this value..
     out[i].psfChisq   = NAN;
     out[i].psfNdof    = 0;