diff --git a/cdm/core/src/main/java/ucar/unidata/geoloc/projection/VerticalPerspectiveView.java b/cdm/core/src/main/java/ucar/unidata/geoloc/projection/VerticalPerspectiveView.java
index 4cf0aafc80..43600abd08 100644
--- a/cdm/core/src/main/java/ucar/unidata/geoloc/projection/VerticalPerspectiveView.java
+++ b/cdm/core/src/main/java/ucar/unidata/geoloc/projection/VerticalPerspectiveView.java
@@ -78,6 +78,9 @@ public VerticalPerspectiveView(double lat0, double lon0, double earthRadius, dou
 
     super("VerticalPerspectiveView", false);
 
+    this._lat0 = lat0;
+    this._lon0 = lon0;
+
     this.lat0 = Math.toRadians(lat0);
     this.lon0 = Math.toRadians(lon0);
     R = earthRadius;