From kde-commits  Sat Jul 23 20:07:53 2011
From: Khudyakov Alexey <alexey.skladnoy () gmail ! com>
Date: Sat, 23 Jul 2011 20:07:53 +0000
To: kde-commits
Subject: [kstars] kstars/skyobjects: Declare step2 as step^2/2. This way
Message-Id: <20110723200753.1A12DA60BB () git ! kde ! org>
X-MARC-Message: https://marc.info/?l=kde-commits&m=131145171726697

Git commit d42673200808dbd98b6df80021bd5ba27fa0d84e by Khudyakov Alexey.
Committed on 23/07/2011 at 15:39.
Pushed by khudyakov into branch 'master'.

Declare step2 as step^2/2. This way it's not a magic number

M  +1    -1    kstars/skyobjects/satellite.cpp

http://commits.kde.org/kstars/d42673200808dbd98b6df80021bd5ba27fa0d84e

diff --git a/kstars/skyobjects/satellite.cpp b/kstars/skyobjects/satellite.cpp
index ce99d1a..72250ff 100644
--- a/kstars/skyobjects/satellite.cpp
+++ b/kstars/skyobjects/satellite.cpp
@@ -724,7 +724,7 @@ int Satellite::sgp4( double tsince )
         const double g54   = 4.4108898;
         const double rptim = 4.37526908801129966e-3; // this equates to 7.29211514668855e-5 rad/sec
         const double step  =    720.0;
-        const double step2 = 259200.0;
+        const double step2 = step * step / 2;
 
         // Calculate deep space resonance effects
         dndt   = 0.0;