diff --git a/VERSION b/VERSION
index 176fdebf1bd8be248521f57896a16a3540e3f661..8bc6583717d617da1f8bf8bbaa7c16c25ef17113 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-119
\ No newline at end of file
+120
\ No newline at end of file
diff --git a/lib/+artoa/+trajectory/calculateCombinationSegment.m b/lib/+artoa/+trajectory/calculateCombinationSegment.m
index 87e4fae1614f107cfb2f9ce2f3750aaec0980067..2451093d9e5b32b7436642d1f4a822d9e3a44497 100644
--- a/lib/+artoa/+trajectory/calculateCombinationSegment.m
+++ b/lib/+artoa/+trajectory/calculateCombinationSegment.m
@@ -104,7 +104,7 @@ for oDates = 1:length(intersectedToaDates)
         relativeToa = filteredValue(1) ...
             + windowStartTime ...
             + leapseconds ...
-            - floatWindowStart;
+            + floatWindowStart;
         
         % calculate distance to the source
         distanceToSoundsources{oDates} = [ ...