From 53aabaada77c3e9340fe639ea98ae613b35aa9ab Mon Sep 17 00:00:00 2001
From: Daniel Warner <contact@danrw.com>
Date: Fri, 1 Apr 2011 12:03:13 +0100
Subject: [PATCH] Comment

---
 SGDP4.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/SGDP4.cpp b/SGDP4.cpp
index e1a79f0..24e4607 100644
--- a/SGDP4.cpp
+++ b/SGDP4.cpp
@@ -311,6 +311,10 @@ void SGDP4::FindPositionSDP4(Eci& eci, double tsince) {
 
     DeepSpacePeriodics(tsince, e, xincl, omega, xnode, xmam);
 
+    /*
+     * keeping xincl positive important unless you need to display xincl
+     * and dislike negative inclinations
+     */
     if (xincl < 0.0) {
         xincl = -xincl;
         xnode += Globals::PI();