Index: trunk/BNC/bnchelp.html
===================================================================
--- trunk/BNC/bnchelp.html	(revision 2572)
+++ trunk/BNC/bnchelp.html	(revision 2573)
@@ -734,5 +734,5 @@
   int    flags;
   char   StatID[20+1];  // Station ID
-  char   satSys;        // Satellite System ('G' or 'R')
+  char   satSys;        // Satellite System ('G' for GPS or 'R' for GLONASS of 'S' for Geostationary signal payload)
   int    satNum;        // Satellite Number (PRN for GPS NAVSTAR)
   int    slot;          // Slot Number (for Glonass)