Index: trunk/ippTools/src/regtool.c
===================================================================
--- trunk/ippTools/src/regtool.c	(revision 24866)
+++ trunk/ippTools/src/regtool.c	(revision 25299)
@@ -331,4 +331,5 @@
     PXOPT_LOOKUP_BOOL(faulted, config->args, "-faulted", false);
     PXOPT_LOOKUP_BOOL(simple, config->args, "-simple", false);
+    PXOPT_LOOKUP_BOOL(ordered_by_date, config->args, "-ordered_by_date", false);
 
     psString query = pxDataGet("regtool_processedimfile.sql");
@@ -352,4 +353,9 @@
         // don't list faulted rows
         psStringAppend(&query, " %s", "AND rawImfile.fault = 0");
+    }
+
+    // add the ORDER BY statement if desired
+    if (ordered_by_date) {
+        psStringAppend(&query, " ORDER BY dateobs");
     }
 
@@ -923,6 +929,6 @@
     PXOPT_COPY_F64(config->args,   where,  "-posang_max", "posang", "<");
     PXOPT_COPY_STR(config->args,   where,  "-object", "object", "==");
-    PXOPT_COPY_F32(config->args,   where,  "-sun_angle_min", "sun_angle", ">=");
-    PXOPT_COPY_F32(config->args,   where,  "-sun_angle_max", "sun_angle", "<");
+    PXOPT_COPY_F32(config->args,   where,  "-solang_min", "solang", ">=");
+    PXOPT_COPY_F32(config->args,   where,  "-solang_max", "solang", "<");
 
     PXOPT_LOOKUP_U64(limit, config->args, "-limit", false, false);