Index: trunk/BNC/src/pppRun.cpp
===================================================================
--- trunk/BNC/src/pppRun.cpp	(revision 9621)
+++ trunk/BNC/src/pppRun.cpp	(revision 9622)
@@ -347,8 +347,9 @@
     // Process the front epoch
     // -----------------------
+
     if (_opt->_corrWaitTime == 0 ||
-        _epoData.front()->_time - _lastClkCorrTime < _opt->_corrWaitTime) {
-
-      if (_epoData.front()->_time - _lastClkCorrTime < 0) {
+        (_epoData.front()->_time - _lastClkCorrTime) < _opt->_corrWaitTime) {
+
+      if (fabs(_epoData.front()->_time - _lastClkCorrTime) > 60.0) {
         delete _epoData.front();
         _epoData.pop_front();