diff --git a/public/java/src/org/broadinstitute/sting/gatk/walkers/genotyper/AlleleFrequencyCalculationResult.java b/public/java/src/org/broadinstitute/sting/gatk/walkers/genotyper/AlleleFrequencyCalculationResult.java
new file mode 100644
index 000000000..66106f658
--- /dev/null
+++ b/public/java/src/org/broadinstitute/sting/gatk/walkers/genotyper/AlleleFrequencyCalculationResult.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2010.
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+package org.broadinstitute.sting.gatk.walkers.genotyper;
+
+/**
+ * Created by IntelliJ IDEA.
+ * User: ebanks
+ * Date: Dec 14, 2011
+ *
+ * Useful helper class to communicate the results of the allele frequency calculation
+ */
+public class AlleleFrequencyCalculationResult {
+
+    final double[][] log10AlleleFrequencyLikelihoods;
+    final double[][] log10AlleleFrequencyPosteriors;
+
+    AlleleFrequencyCalculationResult(int maxAltAlleles, int numChr) {
+        log10AlleleFrequencyLikelihoods = new double[maxAltAlleles][numChr+1];
+        log10AlleleFrequencyPosteriors = new double[maxAltAlleles][numChr+1];
+    }
+}
\ No newline at end of file