From e43a2435717831e1bc60e8c14499d7380cb09afd Mon Sep 17 00:00:00 2001 From: Johannes Hofmann Date: Wed, 28 May 2008 22:13:46 +0200 Subject: add note about refraction to README --- README | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'README') diff --git a/README b/README index 85c4097..1c02e0f 100644 --- a/README +++ b/README @@ -125,6 +125,14 @@ not shown by default, but you can enable the display of hidden objects using the Option->Show Hidden menu entry. Hidden objects and hidden GPS way points are displayed in blue. +Refraction +========== + +Refraction caused by temperature and density gardients in the atmosphere is +taken into account according to the approximation described by Tom Chester in: +http://tchester.org/sgm/analysis/peaks/refraction_calculation.html +under the assumption of a temperature change of 6.5°C per 1000m and a +temperature T0 at view point level of 10°C. Stitching ========= -- cgit v1.2.3