Index: /trunk/BNC/src/PPP/pppFilter.cpp
===================================================================
--- /trunk/BNC/src/PPP/pppFilter.cpp	(revision 10189)
+++ /trunk/BNC/src/PPP/pppFilter.cpp	(revision 10190)
@@ -192,5 +192,5 @@
     // Check number of observations
     // ----------------------------
-    if (nSat < 3) {
+    if (nSat < 2) {
       LOG << "t_pppFilter::processSystem not enough observations " << nSat << "\n";
       return failure;