From 65f4a22516bf8fbefd27e1f4075901fc99b46aee Mon Sep 17 00:00:00 2001
From: hasimpson-usgs <hasimpson@usgs.gov>
Date: Mon, 13 Jul 2015 18:33:07 -0600
Subject: [PATCH] Update README.md

Added DeltaF
---
 README.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/README.md b/README.md
index 969d24c6..c70bbd50 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,9 @@ Use PCDCP formatted files for input and/or output.
 ---
 ## Supported Algorithms ##
 
+### [DeltaF](./docs/DeltaF_usage.md) ###
+Calculate DeltaF from geographic, or observatory coordinates.
+
 ### [XYZ](./docs/XYZ_usage.md) ###
 Rotate data between coordinate systems. From HEZ or HDZ to XYZ and back.
 
-- 
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