Index: trunk/ippTools/src/camtool.c
===================================================================
--- trunk/ippTools/src/camtool.c	(revision 13649)
+++ trunk/ippTools/src/camtool.c	(revision 13702)
@@ -468,8 +468,8 @@
         return false;
     }
-    if (isnan(sigma_ra)) {
-        psError(PS_ERR_UNKNOWN, true, "-sigma_ra is required");
-        return false;
-    }
+    //if (isnan(sigma_ra)) {
+    //  psError(PS_ERR_UNKNOWN, true, "-sigma_ra is required");
+    //  return false;
+    //}
 
     psF32 sigma_dec = psMetadataLookupF32(&status, config->args, "-sigma_dec");
@@ -478,8 +478,8 @@
         return false;
     }
-    if (isnan(sigma_dec)) {
-        psError(PS_ERR_UNKNOWN, true, "-sigma_dec is required");
-        return false;
-    }
+    //if (isnan(sigma_dec)) {
+    //  psError(PS_ERR_UNKNOWN, true, "-sigma_dec is required");
+    //  return false;
+    //}
 
     psF32 zp_mean = psMetadataLookupF32(&status, config->args, "-zp_mean");
@@ -488,8 +488,8 @@
         return false;
     }
-    if (isnan(zp_mean)) {
-        psError(PS_ERR_UNKNOWN, true, "-zp_mean is required");
-        return false;
-    }
+    //if (isnan(zp_mean)) {
+    //  psError(PS_ERR_UNKNOWN, true, "-zp_mean is required");
+    //  return false;
+    //}
 
     psF32 zp_stdev = psMetadataLookupF32(&status, config->args, "-zp_stdev");
@@ -498,8 +498,8 @@
         return false;
     }
-    if (isnan(zp_stdev)) {
-        psError(PS_ERR_UNKNOWN, true, "-zp_stdev is required");
-        return false;
-    }
+    //if (isnan(zp_stdev)) {
+    //  psError(PS_ERR_UNKNOWN, true, "-zp_stdev is required");
+    //  return false;
+    //}
 
     psF32 fwhm = psMetadataLookupF32(&status, config->args, "-fwhm");
@@ -508,8 +508,8 @@
         return false;
     }
-    if (isnan(fwhm)) {
-        psError(PS_ERR_UNKNOWN, true, "-fwhm is required");
-        return false;
-    }
+    //if (isnan(fwhm)) {
+    //  psError(PS_ERR_UNKNOWN, true, "-fwhm is required");
+    //  return false;
+    //}
 
     psF32 fwhm_range = psMetadataLookupF32(&status, config->args, "-fwhm_range");
@@ -518,8 +518,8 @@
         return false;
     }
-    if (isnan(fwhm_range)) {
-        psError(PS_ERR_UNKNOWN, true, "-fwhm_range is required");
-        return false;
-    }
+    //if (isnan(fwhm_range)) {
+    //  psError(PS_ERR_UNKNOWN, true, "-fwhm_range is required");
+    //  return false;
+    //}
 
     psS32 n_stars = psMetadataLookupS32(&status, config->args, "-n_stars");