From d80dbf60d1d6c1c9edfc37b4b367a9b13d58e61e Mon Sep 17 00:00:00 2001
From: Alex Reisner <alex@alexreisner.com>
Date: Wed, 3 Apr 2013 13:27:04 -0400
Subject: [PATCH] Increase precision and add proper comment.
---
lib/geocoder/calculations.rb | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/lib/geocoder/calculations.rb b/lib/geocoder/calculations.rb
index bb20f92d..ae912dde 100644
--- a/lib/geocoder/calculations.rb
+++ b/lib/geocoder/calculations.rb
@@ -20,7 +20,11 @@ module Geocoder
# Conversion factor: multiply by kilometers to get miles.
#
KM_IN_MI = 0.621371192
- KM_IN_NM = 0.540
+
+ ##
+ # Conversion factor: multiply by nautical miles to get miles.
+ #
+ KM_IN_NM = 0.539957
# Not a number constant
NAN = defined?(::Float::NAN) ? ::Float::NAN : 0 / 0.0
--
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