diff --git a/core/src/net/sf/openrocket/rocketcomponent/FlightConfiguration.java b/core/src/net/sf/openrocket/rocketcomponent/FlightConfiguration.java
index 710e98f5d..d99c81b9e 100644
--- a/core/src/net/sf/openrocket/rocketcomponent/FlightConfiguration.java
+++ b/core/src/net/sf/openrocket/rocketcomponent/FlightConfiguration.java
@@ -66,4 +66,9 @@ public interface FlightConfiguration<E extends ChangeSource> extends FlightConfi
 	 */
 	public void resetDefault(String id);
 	
+	/**
+	 * Return the number of specific flight configurations other than the default.
+	 * @return
+	 */
+	public int size();
 }
diff --git a/core/src/net/sf/openrocket/rocketcomponent/FlightConfigurationImpl.java b/core/src/net/sf/openrocket/rocketcomponent/FlightConfigurationImpl.java
index f04f28a1f..f69fa6b22 100644
--- a/core/src/net/sf/openrocket/rocketcomponent/FlightConfigurationImpl.java
+++ b/core/src/net/sf/openrocket/rocketcomponent/FlightConfigurationImpl.java
@@ -81,6 +81,12 @@ class FlightConfigurationImpl<E extends FlightConfigurableParameter<E>> implemen
 	
 	
 	
+	@Override
+	public int size() {
+		return map.size();
+	}
+	
+	
 	@Override
 	public E get(String id) {
 		if (map.containsKey(id)) {