diff --git a/case-uco/java/src/org/sleuthkit/caseuco/CaseUcoExporter.java b/case-uco/java/src/org/sleuthkit/caseuco/CaseUcoExporter.java
index 600bc647ec5d400cbf2529d0021646cb56ec950b..ce061a0b273957b163315847082e7d66b2f1677c 100644
--- a/case-uco/java/src/org/sleuthkit/caseuco/CaseUcoExporter.java
+++ b/case-uco/java/src/org/sleuthkit/caseuco/CaseUcoExporter.java
@@ -992,7 +992,7 @@ private void assembleMetadataExif(String uuid, BlackboardArtifact artifact, List
                 .addFacet(new DeviceFacet()
                         .setManufacturer(getValueIfPresent(artifact, StandardAttributeTypes.TSK_DEVICE_MAKE))
                         .setModel(getValueIfPresent(artifact, StandardAttributeTypes.TSK_DEVICE_MODEL)))
-                .addFacet(new LatLongCoordinatesFacets()
+                .addFacet(new LatLongCoordinatesFacet()
                         .setAltitude(getDoubleIfPresent(artifact, StandardAttributeTypes.TSK_GEO_ALTITUDE))
                         .setLatitude(getDoubleIfPresent(artifact, StandardAttributeTypes.TSK_GEO_LATITUDE))
                         .setLongitude(getDoubleIfPresent(artifact, StandardAttributeTypes.TSK_GEO_LONGITUDE)));
@@ -1075,17 +1075,19 @@ private void assembleBluetoothPairing(String uuid, BlackboardArtifact artifact,
 
     private void assembleGpsBookmark(String uuid, BlackboardArtifact artifact, List<JsonElement> output) throws TskCoreException {
         ObservableObject export = new ObservableObject(uuid)
-                .addFacet(new LatLongCoordinatesFacets()
+                .addFacet(new LatLongCoordinatesFacet()
                         .setAltitude(getDoubleIfPresent(artifact, StandardAttributeTypes.TSK_GEO_ALTITUDE))
                         .setLatitude(getDoubleIfPresent(artifact, StandardAttributeTypes.TSK_GEO_LATITUDE))
                         .setLongitude(getDoubleIfPresent(artifact, StandardAttributeTypes.TSK_GEO_LONGITUDE)))
                 .addFacet(new ApplicationFacet()
                         .setApplicationIdentifier(getValueIfPresent(artifact, StandardAttributeTypes.TSK_PROG_NAME)));
-         
+                       
 
         SimpleAddressFacet simpleAddress = new SimpleAddressFacet();
-        simpleAddress.setDescription(getValueIfPresent(artifact, StandardAttributeTypes.TSK_LOCATION));
-        export.addFacet(simpleAddress);
+        if (getValueIfPresent(artifact, StandardAttributeTypes.TSK_LOCATION) != null) {
+            simpleAddress.setDescription(getValueIfPresent(artifact, StandardAttributeTypes.TSK_LOCATION));
+            export.addFacet(simpleAddress);
+        }
 
         export.setCreatedTime(getLongIfPresent(artifact, StandardAttributeTypes.TSK_DATETIME));
         export.setName(getValueIfPresent(artifact, StandardAttributeTypes.TSK_NAME));
@@ -1094,7 +1096,7 @@ private void assembleGpsBookmark(String uuid, BlackboardArtifact artifact, List<
 
     private void assembleGpsLastKnownLocation(String uuid, BlackboardArtifact artifact, List<JsonElement> output) throws TskCoreException {
         ObservableObject export = new ObservableObject(uuid)
-                .addFacet(new LatLongCoordinatesFacets()
+                .addFacet(new LatLongCoordinatesFacet()
                         .setAltitude(getDoubleIfPresent(artifact, StandardAttributeTypes.TSK_GEO_ALTITUDE))
                         .setLatitude(getDoubleIfPresent(artifact, StandardAttributeTypes.TSK_GEO_LATITUDE))
                         .setLongitude(getDoubleIfPresent(artifact, StandardAttributeTypes.TSK_GEO_LONGITUDE)));
@@ -1105,9 +1107,11 @@ private void assembleGpsLastKnownLocation(String uuid, BlackboardArtifact artifa
         locationNode.setName(getValueIfPresent(artifact, StandardAttributeTypes.TSK_NAME));
 
         SimpleAddressFacet simpleAddress = new SimpleAddressFacet();
-        simpleAddress.setDescription(getValueIfPresent(artifact, StandardAttributeTypes.TSK_LOCATION));
-        export.addFacet(simpleAddress);
-
+        if (getValueIfPresent(artifact, StandardAttributeTypes.TSK_LOCATION) != null) {
+            simpleAddress.setDescription(getValueIfPresent(artifact, StandardAttributeTypes.TSK_LOCATION));
+            export.addFacet(simpleAddress);
+        }
+        
         serializeObjectToOutput(export, output);
         serializeObjectToOutput(locationNode, output);
         serializeObjectToOutput(new BlankRelationshipNode()
@@ -1117,7 +1121,7 @@ private void assembleGpsLastKnownLocation(String uuid, BlackboardArtifact artifa
 
     private void assembleGpsSearch(String uuid, BlackboardArtifact artifact, List<JsonElement> output) throws TskCoreException {
         ObservableObject export = new ObservableObject(uuid)
-                .addFacet(new LatLongCoordinatesFacets()
+                .addFacet(new LatLongCoordinatesFacet()
                         .setAltitude(getDoubleIfPresent(artifact, StandardAttributeTypes.TSK_GEO_ALTITUDE))
                         .setLatitude(getDoubleIfPresent(artifact, StandardAttributeTypes.TSK_GEO_LATITUDE))
                         .setLongitude(getDoubleIfPresent(artifact, StandardAttributeTypes.TSK_GEO_LONGITUDE)));
@@ -1128,8 +1132,11 @@ private void assembleGpsSearch(String uuid, BlackboardArtifact artifact, List<Js
         locationNode.setName(getValueIfPresent(artifact, StandardAttributeTypes.TSK_NAME));
 
         SimpleAddressFacet simpleAddress = new SimpleAddressFacet();
-        simpleAddress.setDescription(getValueIfPresent(artifact, StandardAttributeTypes.TSK_LOCATION));
-        export.addFacet(simpleAddress);
+        
+        if (getValueIfPresent(artifact, StandardAttributeTypes.TSK_LOCATION) != null) {
+            simpleAddress.setDescription(getValueIfPresent(artifact, StandardAttributeTypes.TSK_LOCATION));
+            export.addFacet(simpleAddress);
+        }
 
         serializeObjectToOutput(export, output);
         serializeObjectToOutput(locationNode, output);
@@ -1190,8 +1197,10 @@ private void assembleGPSRoute(String uuid, BlackboardArtifact artifact, List<Jso
         export.setCreatedTime(getLongIfPresent(artifact, StandardAttributeTypes.TSK_DATETIME));
 
         SimpleAddressFacet simpleAddress = new SimpleAddressFacet();
-        simpleAddress.setDescription(getValueIfPresent(artifact, StandardAttributeTypes.TSK_LOCATION));
-        export.addFacet(simpleAddress);
+        if (getValueIfPresent(artifact, StandardAttributeTypes.TSK_LOCATION) != null) {
+            simpleAddress.setDescription(getValueIfPresent(artifact, StandardAttributeTypes.TSK_LOCATION));
+            export.addFacet(simpleAddress);
+        }
 
         Location location = new BlankLocationNode();
         location.setName(getValueIfPresent(artifact, StandardAttributeTypes.TSK_NAME));
@@ -1468,7 +1477,7 @@ private void assembleGpsTrack(String uuid, BlackboardArtifact artifact, List<Jso
         if (trackpoints != null) {
             GeoTrackPoints points = BlackboardJsonAttrUtil.fromAttribute(trackpoints, GeoTrackPoints.class);
             for (GeoTrackPoints.TrackPoint point : points) {
-                export.addFacet(new LatLongCoordinatesFacets()
+                export.addFacet(new LatLongCoordinatesFacet()
                         .setAltitude(point.getAltitude())
                         .setLatitude(point.getLatitude())
                         .setLongitude(point.getLongitude()));
diff --git a/case-uco/java/src/org/sleuthkit/caseuco/LatLongCoordinatesFacets.java b/case-uco/java/src/org/sleuthkit/caseuco/LatLongCoordinatesFacet.java
similarity index 76%
rename from case-uco/java/src/org/sleuthkit/caseuco/LatLongCoordinatesFacets.java
rename to case-uco/java/src/org/sleuthkit/caseuco/LatLongCoordinatesFacet.java
index 5ee36a1db02bf2889abcefab02e9b37b40151b32..7e0dfa94b2f1120d4e0d717b54cd7051cda5dacb 100644
--- a/case-uco/java/src/org/sleuthkit/caseuco/LatLongCoordinatesFacets.java
+++ b/case-uco/java/src/org/sleuthkit/caseuco/LatLongCoordinatesFacet.java
@@ -21,10 +21,10 @@
 import com.google.gson.annotations.SerializedName;
 
 /**
- * This class definition mirrors the LatLongCoordinatesFacets observable described in
+ * This class definition mirrors the LatLongCoordinatesFacet observable described in
  the UCO ontology.
  */
-class LatLongCoordinatesFacets extends Facet {
+class LatLongCoordinatesFacet extends Facet {
 
     @SerializedName("location:altitude")
     private Double altitude;
@@ -35,21 +35,21 @@ class LatLongCoordinatesFacets extends Facet {
     @SerializedName("location:longitude")
     private Double longitude;
 
-    LatLongCoordinatesFacets() {
-        super(UcoObject.UCO_LOCATION + LatLongCoordinatesFacets.class.getSimpleName());
+    LatLongCoordinatesFacet() {
+        super(UcoObject.UCO_LOCATION + LatLongCoordinatesFacet.class.getSimpleName());
     }
 
-    LatLongCoordinatesFacets setAltitude(Double altitude) {
+    LatLongCoordinatesFacet setAltitude(Double altitude) {
         this.altitude = altitude;
         return this;
     }
 
-    LatLongCoordinatesFacets setLatitude(Double latitude) {
+    LatLongCoordinatesFacet setLatitude(Double latitude) {
         this.latitude = latitude;
         return this;
     }
 
-    LatLongCoordinatesFacets setLongitude(Double longitude) {
+    LatLongCoordinatesFacet setLongitude(Double longitude) {
         this.longitude = longitude;
         return this;
     }
diff --git a/case-uco/java/src/org/sleuthkit/caseuco/ObservableObject.java b/case-uco/java/src/org/sleuthkit/caseuco/ObservableObject.java
index b87a84af34b296620b4d41365659dcdbac7f1f33..18e43cff7fb8c21759cc1f709908e442289276b7 100644
--- a/case-uco/java/src/org/sleuthkit/caseuco/ObservableObject.java
+++ b/case-uco/java/src/org/sleuthkit/caseuco/ObservableObject.java
@@ -29,7 +29,7 @@ class ObservableObject extends UcoObject {
 
     static final String OBSERVABLE = "observable:";
 
-    @SerializedName("uco-core:hasFacet")
+    @SerializedName("core:hasFacet")
     private final List<Facet> facets;
     
     ObservableObject(String uuid) {
diff --git a/case-uco/java/src/org/sleuthkit/caseuco/UcoObject.java b/case-uco/java/src/org/sleuthkit/caseuco/UcoObject.java
index a43ddf0148447793a0426ba8b33d702cfcaa5b69..adfd6f8d76edafbb99e6d83dafe60bae9a8f9824 100755
--- a/case-uco/java/src/org/sleuthkit/caseuco/UcoObject.java
+++ b/case-uco/java/src/org/sleuthkit/caseuco/UcoObject.java
@@ -27,9 +27,9 @@
  */
 abstract class UcoObject {
 
-    static final String UCO_OBSERV = "uco-observable:";
+    static final String UCO_OBSERV = "observable:";
     static final String UCO_ACTION = "action:";
-    static final String UCO_LOCATION = "Location:";
+    static final String UCO_LOCATION = "location:";
     static final String UCO_CORE = "core:";
     static final String UCO_IDENTITY = "identity:";
     static final String UCO_TYPES = "types:";
@@ -37,9 +37,6 @@ abstract class UcoObject {
     @SerializedName("@id")
     private String id;
 
-    @SerializedName("@type")
-    private final String type;
-
     @SerializedName("core:createdTime")
     private String createdTime;
     
@@ -55,6 +52,9 @@ abstract class UcoObject {
     @SerializedName("core:tag")
     private String tag;
 
+    @SerializedName("@type")
+    private final String type;
+
     UcoObject(String id, String type) {
         this.id = id;
         this.type = type;