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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Don,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I understand this was a question at the 2011 WC in the judging seminar. The presenter instructed the judges that the model must be vertical in attitude when the stall turn occurs (any wind correction must be removed). In 2013 this was reversed and the wind corrected attitude at rotation was correct. This may have come from that. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>There are inconsistencies in the descriptions for the classes.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Sportsman<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:Symbol;color:black'>· </span><span style='color:black'>Model track not vertical at start and finish of stall turn</span><span style='color:red'>.</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>This indicates the wind corrected attitude is held when the stall turn occurs.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Intermediate<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:Symbol'>·</span> Model not pitched to vertical at start and finish of stall turn.<o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>This wording seems to be a problem or the question would not have been asked.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Advanced<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:Symbol'>· </span>Model heading not vertical at start and finish of stall turn.<o:p></o:p></p><p class=MsoNormal>Seems to indicate the wind correction must be removed for the stall turn. A different wording but would seem to indicate the same criteria as the Intermediate stall turn.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Masters<o:p></o:p></p><p class=MsoNormal>No mention of attitude at rotation.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The Competition Regulations say the track should be vertical. To me, that says the attitude of the model should change as it slows if there is a strong crosswind. The speed of the model determines the wind correction for a vertical track. From experience I can tell you this will not score well in Masters when you are being judged by FAI pilots. By far the best scores will be received if you establish a wind corrected vertical track on entry and maintain that attitude until rotation. That should be considered for the next cycle of descriptions. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>The judging committee should address this as the criteria seems to be different for the classes.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> NSRCA-discussion [mailto:nsrca-discussion-bounces@lists.nsrca.org] <b>On Behalf Of </b>Don Szczur via NSRCA-discussion<br><b>Sent:</b> Sunday, March 29, 2015 7:15 PM<br><b>To:</b> nsrca-discussion@lists.nsrca.org<br><b>Subject:</b> [NSRCA-discussion] Questions for the experts on Intermediate stall turn quarter roll up and down.<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><div><div id="AOLMsgPart_1_4c034b41-8a59-4255-84ae-bca2ba14c93e"><pre style='background:white'><tt><span style='font-family:"Tahoma","sans-serif";color:black'>A question came up at the judging seminar. T</span></tt><tt><span style='font-family:"Arial","sans-serif";color:black'>he listed downgrades for this maneuver state:</span></tt><span style='font-size:9.0pt;color:black'><o:p></o:p></span></pre><pre style='background:white'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Model not level at start and finish.</span><span style='font-size:9.0pt;color:black'><o:p></o:p></span></pre><pre style='background:white'><tt><span style='font-size:9.0pt;font-family:Symbol;color:black'>·</span></tt><tt><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> Upline and downline tracks are not vertical.<o:p></o:p></span></tt></pre><pre style='background:white'><tt><span style='font-size:9.0pt;font-family:Symbol;color:black'>·</span></tt><tt><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> Model not pitched to vertical at start and finish of stall turn.<o:p></o:p></span></tt></pre><pre style='background:white'><tt><span style='font-size:9.0pt;font-family:Symbol;color:black'>·</span></tt><tt><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> Return path not parallel to entry path.<o:p></o:p></span></tt></pre><pre style='background:white'><tt><span style='font-size:9.0pt;font-family:Symbol;color:black'>·</span></tt><tt><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> Pivot radius greater than 1/2 wingspan.<o:p></o:p></span></tt></pre><pre style='background:white'><tt><span style='font-size:9.0pt;font-family:Symbol;color:black'>·</span></tt><tt><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> Pendulum movement after stall.<o:p></o:p></span></tt></pre><pre style='background:white'><tt><span style='font-size:9.0pt;font-family:Symbol;color:black'>·</span></tt><tt><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> Loop segments not round with same size and radius.<o:p></o:p></span></tt></pre><pre style='background:white'><tt><span style='font-size:9.0pt;font-family:Symbol;color:black'>·</span></tt><tt><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> Rolls not centered on vertical tracks.<o:p></o:p></span></tt></pre><pre style='background:white'><tt><span style='font-size:9.0pt;font-family:Symbol;color:black'>·</span></tt><tt><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> Under or over rotation of roll elements. Apply “One Point per 15 Degree Rule”.<o:p></o:p></span></tt></pre><pre style='background:white'><tt><span style='font-size:9.0pt;font-family:Symbol;color:black'>·</span></tt><tt><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> Entry and exit altitudes not the same.<o:p></o:p></span></tt></pre><pre style='background:white'><tt><span style='font-size:9.0pt;font-family:Symbol;color:black'>·</span></tt><tt><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> Vertical track not on center.</span></tt><span style='color:black'><o:p></o:p></span></pre><pre style='background:white'><tt><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>What exactly is meant by "Model not pitched to vertical at start and finish of stall turn". It appears to mean that the pitch must be straightened from a wind corrected attitude (vertical attitude of the fuselage), however this downgrade is not listed for other stall turns maneuvers within the sequence, giving the impression it is unique to this maneuver.</span></tt><span style='color:black'><o:p></o:p></span></pre><pre style='background:white'><tt><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Thanks,<o:p></o:p></span></tt></pre><pre style='background:white'><tt><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Don</span></tt><span style='color:black'><o:p></o:p></span></pre></div></div></div></body></html>