Index: trunk/ippTools/src/pxchip.c
===================================================================
--- trunk/ippTools/src/pxchip.c	(revision 24371)
+++ trunk/ippTools/src/pxchip.c	(revision 24733)
@@ -47,29 +47,29 @@
     psMetadataAddF32(md,  PS_LIST_TAIL, "-airmass_min",        0, "search by min airmass", NAN);
     psMetadataAddF32(md,  PS_LIST_TAIL, "-airmass_max",        0, "search by max airmass", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-ra_min",             0, "search by min", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-ra_max",             0, "search by max", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-decl_min",           0, "search by min", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-decl_max",           0, "search by max", NAN);
-    psMetadataAddF32(md,  PS_LIST_TAIL, "-exp_time_min",       0, "search by min", NAN);
-    psMetadataAddF32(md,  PS_LIST_TAIL, "-exp_time_max",       0, "search by max", NAN);
-    psMetadataAddF32(md,  PS_LIST_TAIL, "-sat_pixel_frac_min", 0, "search by max fraction of saturated pixels", NAN);
-    psMetadataAddF32(md,  PS_LIST_TAIL, "-sat_pixel_frac_max", 0, "search by min fraction of saturated pixels", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-bg_min",             0, "search by max", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-bg_max",             0, "search by max", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-bg_stdev_min",       0, "search by max", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-bg_stdev_max",       0, "search by max", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-bg_mean_stdev_min",  0, "search by max", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-bg_mean_stdev_max",  0, "search by max", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-alt_min",            0, "search by min", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-alt_max",            0, "search by max", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-az_min",             0, "search by min", NAN);
-    psMetadataAddF64(md,  PS_LIST_TAIL, "-az_max",             0, "search by max", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-ra_min",             0, "search by min RA (degrees) ", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-ra_max",             0, "search by max RA (degrees) ", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-decl_min",           0, "search by min DEC (degrees)", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-decl_max",           0, "search by max DEC (degrees)", NAN);
+    psMetadataAddF32(md,  PS_LIST_TAIL, "-exp_time_min",       0, "search by min exposure time", NAN);
+    psMetadataAddF32(md,  PS_LIST_TAIL, "-exp_time_max",       0, "search by max exposure time", NAN);
+    psMetadataAddF32(md,  PS_LIST_TAIL, "-sat_pixel_frac_min", 0, "search by min fraction of saturated pixels", NAN);
+    psMetadataAddF32(md,  PS_LIST_TAIL, "-sat_pixel_frac_max", 0, "search by max fraction of saturated pixels", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-bg_min",             0, "search by min background", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-bg_max",             0, "search by max background", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-bg_stdev_min",       0, "search by min background standard deviation", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-bg_stdev_max",       0, "search by max background standard deviation", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-bg_mean_stdev_min",  0, "search by min background mean standard deviation (across imfiles)", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-bg_mean_stdev_max",  0, "search by max background mean standard deviation (across imfiles)", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-alt_min",            0, "search by min altitude", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-alt_max",            0, "search by max altitude", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-az_min",             0, "search by min azimuth ", NAN);
+    psMetadataAddF64(md,  PS_LIST_TAIL, "-az_max",             0, "search by max azimuth ", NAN);
     psMetadataAddF64(md,  PS_LIST_TAIL, "-ccd_temp_min",       0, "search by min ccd tempature", NAN);
     psMetadataAddF64(md,  PS_LIST_TAIL, "-ccd_temp_max",       0, "search by max ccd tempature", NAN);
     psMetadataAddF64(md,  PS_LIST_TAIL, "-posang_min",         0, "search by min rotator position angle", NAN);
     psMetadataAddF64(md,  PS_LIST_TAIL, "-posang_max",         0, "search by max rotator position angle", NAN);
-    psMetadataAddStr(md,  PS_LIST_TAIL, "-object",             0, "search by exposure object", NULL);
     psMetadataAddF32(md,  PS_LIST_TAIL, "-solang_min",         0, "search by min solar angle", NAN);
     psMetadataAddF32(md,  PS_LIST_TAIL, "-solang_max",         0, "search by max solar angle", NAN);
+    psMetadataAddStr(md,  PS_LIST_TAIL, "-object",             0, "search by exposure object", NULL);
     psMetadataAddStr(md,  PS_LIST_TAIL, "-comment",            0, "search by comment field (LIKE comparison)", NULL);
     psMetadataAddStr(md,  PS_LIST_TAIL, "-obs_mode", 0, "search by observation mode", NULL);
@@ -99,8 +99,8 @@
     PXOPT_COPY_F64(config->args, where, "-airmass_min", "rawExp.airmass", ">=");
     PXOPT_COPY_F64(config->args, where, "-airmass_max", "rawExp.airmass", "<");
-    PXOPT_COPY_F64(config->args, where, "-ra_min", "rawExp.ra", ">=");
-    PXOPT_COPY_F64(config->args, where, "-ra_max", "rawExp.ra", "<");
-    PXOPT_COPY_F64(config->args, where, "-decl_min", "rawExp.decl", ">=");
-    PXOPT_COPY_F64(config->args, where, "-decl_max", "rawExp.decl", "<");
+    PXOPT_COPY_RADEC(config->args, where, "-ra_min", "rawExp.ra", ">=");
+    PXOPT_COPY_RADEC(config->args, where, "-ra_max", "rawExp.ra", "<");
+    PXOPT_COPY_RADEC(config->args, where, "-decl_min", "rawExp.decl", ">=");
+    PXOPT_COPY_RADEC(config->args, where, "-decl_max", "rawExp.decl", "<");
     PXOPT_COPY_F32(config->args, where, "-exp_time_min", "rawExp.exp_time", ">=");
     PXOPT_COPY_F32(config->args, where, "-exp_time_max", "rawExp.exp_time", "<");