https://sourceforge.net/p/odtbx/wiki/FreeFlyerStkComparison/Recent changes to FreeFlyerStkComparisonenTue, 08 Jul 2014 17:34:38 -0000https://sourceforge.net/p/odtbx/wiki/FreeFlyerStkComparison/<div class="markdown_content"><p>This wiki page contains the comparison results of Free Flyer and STK. Created: 23 August 2005 Last Updated: 23 August 2005 </p> <h2 id="freeflyerstk-comparison">FreeFlyer?/STK Comparison</h2> <h2 id="10-iss-test-case">1.0 ISS Test Case</h2> <p>Case Number <br /> Description <br /> Position Error (m) <br /> Velocity Error (m/s) <br /> Test File Name <br /> True File Name </p> <p>1 <br /> 2-body <br /> 0.000838 <br /> 0.000809 <br /> FreeFlyer?_ISS_Earth_0_0_0.txt <br /> STK_ISS_Earth_0_0_0.txt </p> <p>2 <br /> 2-body+Moon <br /> 0.000996 <br /> 0.000815 <br /> FreeFlyer?_ISS_EarthLuna_0_0_0.txt <br /> STK_ISS_EarthLuna_0_0_0.txt </p> <p>3 <br /> 2-body+Sun <br /> 0.000826 <br /> 0.000838 <br /> FreeFlyer?_ISS_EarthSun_0_0_0.txt <br /> STK_ISS_EarthSun_0_0_0.txt </p> <p>4 <br /> 2-body+HP <br /> 5.495822 <br /> 0.006752 <br /> FreeFlyer?_ISS_Earth_0_HP_0.txt <br /> STK_ISS_Earth_0_HP_0.txt </p> <p>5 <br /> 2-body+SRP <br /> 0.136046 <br /> 0.000885 <br /> FreeFlyer?_ISS_Earth_0_0_SRP.txt <br /> STK_ISS_Earth_0_0_SRP.txt </p> <p>6 <br /> JGM2 <br /> 0.836881 <br /> 0.001576 <br /> FreeFlyer?_ISS_Earth_JGM2_0_0.txt <br /> STK_ISS_Earth_JGM2_0_0.txt </p> <p>7 <br /> ALL/JGM2/HP <br /> 5.441043 <br /> 0.006492 <br /> FreeFlyer?_ISS_EarthSunLuna_JGM2_HP_SRP.txt <br /> STK_ISS_EarthSunLuna_JGM2_HP_SRP.txt </p> <h2 id="20-sun-sync-test-case">2.0 Sun-Sync Test Case</h2> <p>Case Number <br /> OD File Name <br /> Description <br /> Position Error (m) <br /> Velocity Error (m/s) </p> <p>8 <br /> 2-body <br /> 0.000824 <br /> 0.000804 <br /> FreeFlyer?_SunSync_Earth_0_0_0.txt <br /> STK_SunSync_Earth_0_0_0.txt </p> <p>9 <br /> 2-body+Moon <br /> 0.000933 <br /> 0.000830 <br /> FreeFlyer?_SunSync_EarthLuna_0_0_0.txt <br /> STK_SunSync_EarthLuna_0_0_0.txt </p> <p>10 <br /> 2-body+Sun <br /> 0.000814 <br /> 0.000818 <br /> FreeFlyer?_SunSync_EarthSun_0_0_0.txt <br /> STK_SunSync_EarthSun_0_0_0.txt </p> <p>11 <br /> 2-body+HP <br /> 1.770659 <br /> 0.002614 <br /> FreeFlyer?_SunSync_Earth_0_HP_0.txt <br /> STK_SunSync_Earth_0_HP_0.txt </p> <p>12 <br /> 2-body+SRP <br /> 0.091105 <br /> 0.000831 <br /> FreeFlyer?_SunSync_Earth_0_0_SRP.txt <br /> STK_SunSync_Earth_0_0_SRP.txt </p> <p>13 <br /> JGM2 <br /> 0.373797 <br /> 0.001113 <br /> FreeFlyer?_SunSync_Earth_JGM2_0_0.txt <br /> STK_SunSync_Earth_JGM2_0_0.txt </p> <p>14 <br /> ALL/JGM2/HP <br /> 1.706217 <br /> 0.002584 <br /> FreeFlyer?_SunSync_EarthSunLuna_JGM2_HP_SRP.txt <br /> STK_SunSync_EarthSunLuna_JGM2_HP_SRP.txt </p> <h2 id="30-gps-test-case">3.0 GPS Test Case</h2> <p>Case Number <br /> Description <br /> Position Error (m) <br /> Velocity Error (m/s) <br /> Test File Name <br /> True File Name </p> <p>15 <br /> 2-body <br /> 0.000798 <br /> 0.000831 <br /> FreeFlyer?_GPS_Earth_0_0_0.txt <br /> STK_GPS_Earth_0_0_0.txt </p> <p>16 <br /> 2-body+Moon <br /> 0.032978 <br /> 0.000848 <br /> FreeFlyer?_GPS_EarthLuna_0_0_0.txt <br /> STK_GPS_EarthLuna_0_0_0.txt </p> <p>17 <br /> 2-body+Sun <br /> 0.001215 <br /> 0.000799 <br /> FreeFlyer?_GPS_EarthSun_0_0_0.txt <br /> STK_GPS_EarthSun_0_0_0.txt </p> <p>18 <br /> 2-body+HP <br /> 0.000798 <br /> 0.000831 <br /> FreeFlyer?_GPS_Earth_0_HP_0.txt <br /> STK_GPS_Earth_0_HP_0.txt </p> <p>19 <br /> 2-body+SRP <br /> 0.725105 <br /> 0.000875 <br /> FreeFlyer?_GPS_Earth_0_0_SRP.txt <br /> STK_GPS_Earth_0_0_SRP.txt </p> <p>20 <br /> JGM2 <br /> 0.020762 <br /> 0.000812 <br /> FreeFlyer?_GPS_Earth_JGM2_0_0.txt <br /> STK_GPS_Earth_JGM2_0_0.txt </p> <p>21 <br /> ALL/JGM2/HP <br /> 0.522840 <br /> 0.000855 <br /> FreeFlyer?_GPS_EarthSunLuna_JGM2_HP_SRP.txt <br /> STK_GPS_EarthSunLuna_JGM2_HP_SRP.txt </p> <h2 id="40-molniya-test-case">4.0 Molniya Test Case</h2> <p>Case Number <br /> Description <br /> Position Error (m) <br /> Velocity Error (m/s) <br /> Test File Name <br /> True File Name </p> <p>22 <br /> 2-body <br /> 0.000823 <br /> 0.000000 <br /> FreeFlyer?_Molniya_Earth_0_0_0.txt <br /> STK_Molniya_Earth_0_0_0.txt </p> <p>23 <br /> 2-body+Moon <br /> 0.081797 <br /> 0.000000 <br /> FreeFlyer?_Molniya_EarthLuna_0_0_0.txt <br /> STK_Molniya_EarthLuna_0_0_0.txt </p> <p>24 <br /> 2-body+Sun <br /> 0.031286 <br /> 0.000000 <br /> FreeFlyer?_Molniya_EarthSun_0_0_0.txt <br /> STK_Molniya_EarthSun_0_0_0.txt </p> <p>25 <br /> 2-body+HP <br /> 15.189156 <br /> 0.000000 <br /> FreeFlyer?_Molniya_Earth_0_HP_0.txt <br /> STK_Molniya_Earth_0_HP_0.txt </p> <p>26 <br /> 2-body+SRP <br /> 2.134218 <br /> 0.000000 <br /> FreeFlyer?_Molniya_Earth_0_0_SRP.txt<br /> STK_Molniya_Earth_0_0_SRP.txt </p> <p>27 <br /> JGM2 <br /> 2.302172 <br /> 0.000000 <br /> FreeFlyer?_Molniya_Earth_JGM2_0_0.txt <br /> STK_Molniya_Earth_JGM2_0_0.txt </p> <p>28 <br /> ALL/JGM2/HP <br /> 12.979493 <br /> 0.000000 <br /> FreeFlyer?_Molniya_EarthSunLuna_JGM2_HP_SRP.txt <br /> STK_Molniya_EarthSunLuna_JGM2_HP_SRP.txt </p> <h2 id="50-geo-test-case">5.0 GEO Test Case</h2> <p>Case Number <br /> Description <br /> Position Error (m) <br /> Velocity Error (m/s) <br /> Test File Name <br /> True File Name </p> <p>29 <br /> 2-body <br /> 0.000699 <br /> 0.000702 <br /> FreeFlyer?_GEO_Earth_0_0_0.txt <br /> STK_GEO_Earth_0_0_0.txt </p> <p>30 <br /> 2-body+Moon <br /> 0.079889 <br /> 0.000813 <br /> FreeFlyer?_GEO_EarthLuna_0_0_0.txt <br /> STK_GEO_EarthLuna_0_0_0.txt </p> <p>31 <br /> 2-body+Sun <br /> 0.052303 <br /> 0.000805 <br /> FreeFlyer?_GEO_EarthSun_0_0_0.txt <br /> STK_GEO_EarthSun_0_0_0.txt </p> <p>32 <br /> 2-body+HP <br /> 0.000699 <br /> 0.000702 <br /> FreeFlyer?_GEO_Earth_0_HP_0.txt <br /> STK_GEO_Earth_0_HP_0.txt </p> <p>33 <br /> 2-body+SRP <br /> 2.898509 <br /> 0.000870 <br /> FreeFlyer?_GEO_Earth_0_0_SRP.txt <br /> STK_GEO_Earth_0_0_SRP.txt </p> <p>34 <br /> JGM2 <br /> 1.654468 <br /> 0.000833 <br /> FreeFlyer?_GEO_Earth_JGM2_0_0.txt <br /> STK_GEO_Earth_JGM2_0_0.txt </p> <p>35 <br /> ALL/JGM2/HP <br /> 3.412994 <br /> 0.000897 <br /> FreeFlyer?_GEO_EarthSunLuna_JGM2_HP_SRP.txt <br /> STK_GEO_EarthSunLuna_JGM2_HP_SRP.txt </p> <p><a href="/p/odtbx/wiki/ResultsPage/" 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