diff --git a/regression_scripts/build_pmesdr.sh b/regression_scripts/build_pmesdr.sh
index 79e0af3b..d4539945 100755
--- a/regression_scripts/build_pmesdr.sh
+++ b/regression_scripts/build_pmesdr.sh
@@ -8,6 +8,16 @@
 # This script requires the name of a conda env to use to run the unit tests for CETB
 # comparison utilities.
 
+error_exit() {
+    # Use for fatal program error
+    # Argument:
+    #   optional string containing descriptive error message
+    #   if no error message, prints "Unknown Error"
+
+    echo "build_pmesdr.sh: ERROR: ${1:-"Unknown Error"}" 1>&2
+    return -1
+}
+
 condaenv=$1
 
 cd ${PMESDR_TOP_DIR}/src/prod
@@ -17,6 +27,7 @@ make install
 #
 cd ${PMESDR_TOP_DIR}/python
 source activate $condaenv
-nosetests test_cetb_utilities.py
+nosetests test_cetb_utilities.py || error_exit "unit tests failed"
+
 # End of example job shell script
 # 
diff --git a/regression_scripts/run_unit_tests.sh b/regression_scripts/run_ceedling_tests.sh
similarity index 91%
rename from regression_scripts/run_unit_tests.sh
rename to regression_scripts/run_ceedling_tests.sh
index 456d1018..aac61765 100755
--- a/regression_scripts/run_unit_tests.sh
+++ b/regression_scripts/run_ceedling_tests.sh
@@ -18,11 +18,6 @@ export LIBRARY_PATH=$CURC_HDF5_LIB:$CURC_NETCDF_LIB:$CURC_UDUNITS_LIB
 cd $repo/src/prod
 (make clean && make all && make install) >/dev/null
 
-# Python tests.
-
-cd $repo/python
-nosetests test_cetb_utilities.py
-
 # Ceedling tests.
 
 export GEM_HOME=$HOME/.gems
diff --git a/src/prod/Makefile b/src/prod/Makefile
index 5ad60172..afe13c96 100644
--- a/src/prod/Makefile
+++ b/src/prod/Makefile
@@ -89,7 +89,9 @@ regression-setup:
 	git clone git@github.com:nsidc/pmesdr_regression_data.git
 
 conda-env:
-	conda create -y -n $(CONDAENV) gsx nose
+	conda create -y -n $(CONDAENV) gsx; \
+	conda activate $(CONDAENV); \
+	pip install pynose
 
 unit-test:
 	${PMESDR_TOP_DIR}/regression_scripts/build_pmesdr.sh $(CONDAENV)
diff --git a/src/prod/meas_meta_setup/meas_meta_setup.c b/src/prod/meas_meta_setup/meas_meta_setup.c
index db891ee7..b2a826a1 100644
--- a/src/prod/meas_meta_setup/meas_meta_setup.c
+++ b/src/prod/meas_meta_setup/meas_meta_setup.c
@@ -107,7 +107,7 @@ typedef struct { /* BYU region information storage */
   int   sav_ipolar[NSAVE];
   int   sav_ibeam[NSAVE],   sav_regnum[NSAVE];
   char  sav_regname[NSAVE][11], sav_fname2[NSAVE][180];
-  int   sav_dateline[NSAVE],sav_ascdes[NSAVE];
+  int   sav_ascdes[NSAVE];
   float sav_tsplit1[NSAVE], sav_tsplit2[NSAVE];
   float sav_km[NSAVE];  
 } region_save;  
@@ -212,7 +212,6 @@ int main(int argc,char *argv[])
   short int response_array[MAXFILL+1];  
 
   int jrec2[NSAVE];  /* measurement counter for each region */
-  int dateline;      /* when 1, region crosses dateline */
 
   FILE *file_id;
 
@@ -1004,7 +1003,6 @@ int main(int argc,char *argv[])
 		latl=save_area.sav_latl[iregion];
 		lonh=save_area.sav_lonh[iregion];
 		lonl=save_area.sav_lonl[iregion];
-		dateline=save_area.sav_dateline[iregion];
 
 		/*
 		 * Apply LTOD considerations: if a
@@ -1061,14 +1059,10 @@ int main(int argc,char *argv[])
 		  }
 		}
 
-		if (dateline) { /* convert lon to ascending order */
-		  if (lonl < 0.0) lonl=(lonl+360.f);
-		  if (cx < -180.0) cx=(cx+360.f);
-		} else {	/* convert lon to -180 to 180 range */
-		  if (cx > 180.0) cx=(cx-360.f);
-		  if (cx < -180.0) cx=(cx+360.f);
-		  if (cx > 180.0) cx=(cx-360.f);
-		}
+		/* convert lon to -180 to 180 range */
+		if (cx > 180.0) cx=(cx-360.f);
+		if (cx < -180.0) cx=(cx+360.f);
+		if (cx > 180.0) cx=(cx-360.f);
 
 		/* check to see if center is within region */
 		if (!((cx > lonl) && (cx < lonh) &&
@@ -1343,7 +1337,6 @@ FILE * get_meta(char *mname, char *outpath,
   float ascale2,bscale2,a02,b02,ydeg2,xdeg2;
   int iregion=0,ipolar=0;
   char regname[11];
-  int dateline;
   char fname2[180];
   char outname[500];
   char sensor[40]="SSMI something";
@@ -1522,12 +1515,6 @@ FILE * get_meta(char *mname, char *outpath,
 	      lonh=(float)atof(++x);
 	    }
 
-	    if (strstr(line,"Dateline_crossing") != NULL) {
-	      x = strchr(line,'='); x++;	
-	      if (*x== 'F' || *x== 'f') dateline=0;
-	      else dateline=1;	
-	    }
-
 	    if (strstr(line,"AscDesc_flag") != NULL) {
 	      x = strchr(line,'=');
 	      asc_des=atoi(++x);
@@ -1955,7 +1942,6 @@ FILE * get_meta(char *mname, char *outpath,
 		      strncpy(a->sav_fname2[iregion-1],fname2,180);
 		      a->sav_regnum[iregion-1]=regnum;
 		      strncpy(a->sav_regname[iregion-1],regname,10);
-		      a->sav_dateline[iregion-1]=dateline;
 		      a->sav_ascdes[iregion-1]=asc_des;
 		      a->sav_tsplit1[iregion-1]=tsplit1;
 		      a->sav_tsplit2[iregion-1]=tsplit2;