Index: /branches/eam_branches/ipp-20100621/Ohana/src/opihi/cmd.astro/cgrid.c
===================================================================
--- /branches/eam_branches/ipp-20100621/Ohana/src/opihi/cmd.astro/cgrid.c	(revision 28814)
+++ /branches/eam_branches/ipp-20100621/Ohana/src/opihi/cmd.astro/cgrid.c	(revision 28815)
@@ -155,8 +155,8 @@
   { // sanity check
     float Nelem;
-    Nelem = (lastRA - firstRA) / minorRA;
-    if (!isfinite(Nelem) || (fabs(Nelem) > 10000)) { fprintf (stderr, "absurd cgrid range %f to %f in steps of %f\n", firstRA, lastRA, minorRA); return FALSE; }
-    Nelem = (90 - firstDEC) / minorDEC;
-    if (!isfinite(Nelem) || (fabs(Nelem) > 10000)) { fprintf (stderr, "absurd cgrid range %f to %f in steps of %f\n", firstDEC, 90.0, minorDEC); return FALSE; }
+    Nelem = 180.0 / minorRA;
+    if (!isfinite(Nelem) || (fabs(Nelem) > 10000)) { fprintf (stderr, "absurd cgrid spacing %f\n", minorRA); return FALSE; }
+    Nelem = 180.0 / minorDEC;
+    if (!isfinite(Nelem) || (fabs(Nelem) > 10000)) { fprintf (stderr, "absurd cgrid spacing %f\n", minorDEC); return FALSE; }
   }