diff --git a/geomagio/ObservatoryMetadata.py b/geomagio/ObservatoryMetadata.py
index 73b3f1e8d8d288499b8c4e2b765a2d18c7d41fa4..bf1d507dd50b38797f430cdaa5096e4d15e6db81 100644
--- a/geomagio/ObservatoryMetadata.py
+++ b/geomagio/ObservatoryMetadata.py
@@ -514,7 +514,7 @@ DEFAULT_METADATA = {
             "geodetic_latitude": "64.300",
             "geodetic_longitude": "264.000",
             "elevation": "0",
-            "sensor_orientation": "XYZF",
+            "sensor_orientation": "XYZ",
             "reported": "XYZF",
             "sensor_sampling_rate": 100.0,
             "declination_base": None,
@@ -534,7 +534,7 @@ DEFAULT_METADATA = {
             "geodetic_latitude": "49.600",
             "geodetic_longitude": "262.900",
             "elevation": "0",
-            "sensor_orientation": "XYZF",
+            "sensor_orientation": "XYZ",
             "reported": "XYZF",
             "sensor_sampling_rate": 100.0,
             "declination_base": None,
@@ -554,7 +554,7 @@ DEFAULT_METADATA = {
             "geodetic_latitude": "69.200",
             "geodetic_longitude": "255.000",
             "elevation": "0",
-            "sensor_orientation": "XYZF",
+            "sensor_orientation": "XYZ",
             "reported": "XYZF",
             "sensor_sampling_rate": 100.0,
             "declination_base": None,
@@ -574,7 +574,7 @@ DEFAULT_METADATA = {
             "geodetic_latitude": "55.300",
             "geodetic_longitude": "282.300",
             "elevation": "0",
-            "sensor_orientation": "XYZF",
+            "sensor_orientation": "XYZ",
             "reported": "XYZF",
             "sensor_sampling_rate": 100.0,
             "declination_base": None,
@@ -594,7 +594,7 @@ DEFAULT_METADATA = {
             "geodetic_latitude": "58.800",
             "geodetic_longitude": "265.900",
             "elevation": "0",
-            "sensor_orientation": "XYZF",
+            "sensor_orientation": "XYZ",
             "reported": "XYZF",
             "sensor_sampling_rate": 100.0,
             "declination_base": None,
@@ -654,7 +654,7 @@ DEFAULT_METADATA = {
             "geodetic_latitude": "63.800",
             "geodetic_longitude": "291.500",
             "elevation": "0",
-            "sensor_orientation": "XYZF",
+            "sensor_orientation": "XYZ",
             "reported": "XYZF",
             "sensor_sampling_rate": 100.0,
             "declination_base": None,
@@ -674,7 +674,7 @@ DEFAULT_METADATA = {
             "geodetic_latitude": "54.600",
             "geodetic_longitude": "246.700",
             "elevation": "0",
-            "sensor_orientation": "XYZF",
+            "sensor_orientation": "XYZ",
             "reported": "XYZF",
             "sensor_sampling_rate": 100.0,
             "declination_base": None,
@@ -694,7 +694,7 @@ DEFAULT_METADATA = {
             "geodetic_latitude": "45.400",
             "geodetic_longitude": "284.500",
             "elevation": "0",
-            "sensor_orientation": "XYZF",
+            "sensor_orientation": "XYZ",
             "reported": "XYZF",
             "sensor_sampling_rate": 100.0,
             "declination_base": None,
@@ -714,7 +714,7 @@ DEFAULT_METADATA = {
             "geodetic_latitude": "74.700",
             "geodetic_longitude": "265.100",
             "elevation": "0",
-            "sensor_orientation": "XYZF",
+            "sensor_orientation": "XYZ",
             "reported": "XYZF",
             "sensor_sampling_rate": 100.0,
             "declination_base": None,
@@ -734,7 +734,7 @@ DEFAULT_METADATA = {
             "geodetic_latitude": "62.400",
             "geodetic_longitude": "245.500",
             "elevation": "0",
-            "sensor_orientation": "XYZF",
+            "sensor_orientation": "XYZ",
             "reported": "XYZF",
             "sensor_sampling_rate": 100.0,
             "declination_base": None,
@@ -754,7 +754,7 @@ DEFAULT_METADATA = {
             "geodetic_latitude": "47.600",
             "geodetic_longitude": "307.300",
             "elevation": "0",
-            "sensor_orientation": "XYZF",
+            "sensor_orientation": "XYZ",
             "reported": "XYZF",
             "sensor_sampling_rate": 100.0,
             "declination_base": None,
@@ -774,7 +774,7 @@ DEFAULT_METADATA = {
             "geodetic_latitude": "48.600",
             "geodetic_longitude": "236.600",
             "elevation": "0",
-            "sensor_orientation": "XYZF",
+            "sensor_orientation": "XYZ",
             "reported": "XYZF",
             "sensor_sampling_rate": 100.0,
             "declination_base": None,
@@ -794,7 +794,7 @@ DEFAULT_METADATA = {
             "geodetic_latitude": "62.400",
             "geodetic_longitude": "245.500",
             "elevation": "0",
-            "sensor_orientation": "XYZF",
+            "sensor_orientation": "XYZ",
             "reported": "XYZF",
             "sensor_sampling_rate": 100.0,
             "declination_base": None,