<!-- &lt;?xml version='1.0' encoding='utf-8'?&gt;
&lt;openrocket version=&quot;1.5&quot; creator=&quot;OpenRocket 14.06&quot;&gt;
  &lt;rocket&gt;
    &lt;name&gt;Estes Sky Raider&lt;/name&gt;
    &lt;comment&gt;Design was modified by use of Balsa Machining components (bulkhead and lite-ply centering rings), and shifting the motor mount back to allow for taping in a motor rather than the traditional motor block and clip.&lt;/comment&gt;
    &lt;designer&gt;Estes Industries&lt;/designer&gt;
    &lt;revision&gt;WvK 2014&lt;/revision&gt;
    &lt;motorconfiguration configid=&quot;d534f6a3-7193-45bc-8c18-31b73d0ae2c2&quot; default=&quot;true&quot;/&gt;
    &lt;motorconfiguration configid=&quot;68f51573-ba3f-49bd-9d4b-9e3918f88182&quot;/&gt;
    &lt;motorconfiguration configid=&quot;bb2c0add-90e5-4146-b4a1-c9d9bc56abeb&quot;/&gt;
    &lt;referencetype&gt;maximum&lt;/referencetype&gt;

    &lt;subcomponents&gt;
      &lt;stage&gt;
        &lt;name&gt;Sustainer&lt;/name&gt;

        &lt;subcomponents&gt;
          &lt;nosecone&gt;
            &lt;name&gt;Nose cone&lt;/name&gt;
            &lt;preset type=&quot;NOSE_CONE&quot; manufacturer=&quot;Estes&quot; partno=&quot;PNC-55AC&quot; digest=&quot;15a29391bec9b7e9a49d9be5741570dc&quot;/&gt;
            &lt;finish&gt;normal&lt;/finish&gt;
            &lt;material type=&quot;bulk&quot; density=&quot;424.63390354800646&quot;&gt;Polystyrene PS&lt;/material&gt;
            &lt;length&gt;0.13723619999999997&lt;/length&gt;
            &lt;thickness&gt;0.003175&lt;/thickness&gt;
            &lt;shape&gt;ogive&lt;/shape&gt;
            &lt;shapeparameter&gt;1.0&lt;/shapeparameter&gt;
            &lt;aftradius&gt;0.0168275&lt;/aftradius&gt;
            &lt;aftshoulderradius&gt;0.0162941&lt;/aftshoulderradius&gt;
            &lt;aftshoulderlength&gt;0.019049999999999997&lt;/aftshoulderlength&gt;
            &lt;aftshoulderthickness&gt;0.0&lt;/aftshoulderthickness&gt;
            &lt;aftshouldercapped&gt;false&lt;/aftshouldercapped&gt;
          &lt;/nosecone&gt;

          &lt;bodytube&gt;
            &lt;name&gt;BT-55IJ&lt;/name&gt;
            &lt;finish&gt;normal&lt;/finish&gt;
            &lt;material type=&quot;bulk&quot; density=&quot;680.0&quot;&gt;Cardboard&lt;/material&gt;
            &lt;length&gt;0.22859999999999994&lt;/length&gt;
            &lt;thickness&gt;3.3019999999999995E-4&lt;/thickness&gt;
            &lt;radius&gt;auto&lt;/radius&gt;

            &lt;subcomponents&gt;
              &lt;bulkhead&gt;
                &lt;name&gt;Bulkhead&lt;/name&gt;
                &lt;position type=&quot;bottom&quot;&gt;0.038099999999999995&lt;/position&gt;
                &lt;material type=&quot;bulk&quot; density=&quot;123.10884048954965&quot;&gt;Balsa&lt;/material&gt;
                &lt;length&gt;0.07619999999999999&lt;/length&gt;
                &lt;radialposition&gt;0.0&lt;/radialposition&gt;
                &lt;radialdirection&gt;0.0&lt;/radialdirection&gt;
                &lt;outerradius&gt;0.0162941&lt;/outerradius&gt;
              &lt;/bulkhead&gt;
            &lt;/subcomponents&gt;
          &lt;/bodytube&gt;

          &lt;bodytube&gt;
            &lt;name&gt;BT-55&lt;/name&gt;
            &lt;finish&gt;normal&lt;/finish&gt;
            &lt;material type=&quot;bulk&quot; density=&quot;680.0&quot;&gt;Cardboard&lt;/material&gt;
            &lt;length&gt;0.4572&lt;/length&gt;
            &lt;thickness&gt;3.3019999999999995E-4&lt;/thickness&gt;
            &lt;radius&gt;auto&lt;/radius&gt;

            &lt;subcomponents&gt;
              &lt;parachute&gt;
                &lt;name&gt;Parachute&lt;/name&gt;
                &lt;position type=&quot;top&quot;&gt;0.05334&lt;/position&gt;
                &lt;packedlength&gt;0.06604&lt;/packedlength&gt;
                &lt;packedradius&gt;0.0125&lt;/packedradius&gt;
                &lt;radialposition&gt;0.0&lt;/radialposition&gt;
                &lt;radialdirection&gt;0.0&lt;/radialdirection&gt;
                &lt;cd&gt;auto&lt;/cd&gt;
                &lt;material type=&quot;surface&quot; density=&quot;0.067&quot;&gt;Ripstop nylon&lt;/material&gt;
                &lt;deployevent&gt;altitude&lt;/deployevent&gt;
                &lt;deployaltitude&gt;100.0&lt;/deployaltitude&gt;
                &lt;deploydelay&gt;0.0&lt;/deploydelay&gt;
                &lt;diameter&gt;0.4572&lt;/diameter&gt;
                &lt;linecount&gt;6&lt;/linecount&gt;
                &lt;linelength&gt;0.4572&lt;/linelength&gt;
                &lt;linematerial type=&quot;line&quot; density=&quot;0.0018&quot;&gt;Elastic cord (round 2 mm, 1/16 in)&lt;/linematerial&gt;
              &lt;/parachute&gt;

              &lt;freeformfinset&gt;
                &lt;name&gt;Freeform fin set&lt;/name&gt;
                &lt;position type=&quot;bottom&quot;&gt;0.0&lt;/position&gt;
                &lt;finish&gt;normal&lt;/finish&gt;
                &lt;material type=&quot;bulk&quot; density=&quot;105.93009846420001&quot;&gt;Balsa&lt;/material&gt;
                &lt;fincount&gt;4&lt;/fincount&gt;
                &lt;rotation&gt;0.0&lt;/rotation&gt;
                &lt;thickness&gt;0.0023875999999999997&lt;/thickness&gt;
                &lt;crosssection&gt;rounded&lt;/crosssection&gt;
                &lt;cant&gt;0.0&lt;/cant&gt;
                &lt;finpoints&gt;
                  &lt;point x=&quot;0.0&quot; y=&quot;0.0&quot;/&gt;
                  &lt;point x=&quot;0.0635&quot; y=&quot;0.036512499999999996&quot;/&gt;
                  &lt;point x=&quot;0.09207499999999999&quot; y=&quot;0.036512499999999996&quot;/&gt;
                  &lt;point x=&quot;0.10001249999999999&quot; y=&quot;0.00635&quot;/&gt;
                  &lt;point x=&quot;0.09525&quot; y=&quot;0.0&quot;/&gt;
                &lt;/finpoints&gt;
              &lt;/freeformfinset&gt;

              &lt;innertube&gt;
                &lt;name&gt;Inner Tube&lt;/name&gt;
                &lt;position type=&quot;bottom&quot;&gt;0.0127&lt;/position&gt;
                &lt;material type=&quot;bulk&quot; density=&quot;680.0&quot;&gt;Cardboard&lt;/material&gt;
                &lt;length&gt;0.127&lt;/length&gt;
                &lt;radialposition&gt;0.0&lt;/radialposition&gt;
                &lt;radialdirection&gt;0.0&lt;/radialdirection&gt;
                &lt;outerradius&gt;0.012572999999999999&lt;/outerradius&gt;
                &lt;thickness&gt;5.000000000000004E-4&lt;/thickness&gt;
                &lt;clusterconfiguration&gt;single&lt;/clusterconfiguration&gt;
                &lt;clusterscale&gt;1.0&lt;/clusterscale&gt;
                &lt;clusterrotation&gt;0.0&lt;/clusterrotation&gt;
                &lt;motormount&gt;
                  &lt;ignitionevent&gt;automatic&lt;/ignitionevent&gt;
                  &lt;ignitiondelay&gt;0.0&lt;/ignitiondelay&gt;
                  &lt;overhang&gt;0.00635&lt;/overhang&gt;
                  &lt;motor configid=&quot;d534f6a3-7193-45bc-8c18-31b73d0ae2c2&quot;&gt;
                    &lt;type&gt;single&lt;/type&gt;
                    &lt;manufacturer&gt;Estes&lt;/manufacturer&gt;
                    &lt;digest&gt;c76d40daa7915a773701bce1965eea89&lt;/digest&gt;
                    &lt;designation&gt;E9&lt;/designation&gt;
                    &lt;diameter&gt;0.024&lt;/diameter&gt;
                    &lt;length&gt;0.095&lt;/length&gt;
                    &lt;delay&gt;6.0&lt;/delay&gt;
                  &lt;/motor&gt;
                  &lt;motor configid=&quot;68f51573-ba3f-49bd-9d4b-9e3918f88182&quot;&gt;
                    &lt;type&gt;single&lt;/type&gt;
                    &lt;manufacturer&gt;Estes&lt;/manufacturer&gt;
                    &lt;digest&gt;27575268e95ac6983801956efb389764&lt;/digest&gt;
                    &lt;designation&gt;E12&lt;/designation&gt;
                    &lt;diameter&gt;0.024&lt;/diameter&gt;
                    &lt;length&gt;0.095&lt;/length&gt;
                    &lt;delay&gt;6.0&lt;/delay&gt;
                  &lt;/motor&gt;
                  &lt;motor configid=&quot;bb2c0add-90e5-4146-b4a1-c9d9bc56abeb&quot;&gt;
                    &lt;type&gt;single&lt;/type&gt;
                    &lt;manufacturer&gt;Estes&lt;/manufacturer&gt;
                    &lt;digest&gt;ec683e131a2b32950561abfe011b0afc&lt;/digest&gt;
                    &lt;designation&gt;D12&lt;/designation&gt;
                    &lt;diameter&gt;0.024&lt;/diameter&gt;
                    &lt;length&gt;0.07&lt;/length&gt;
                    &lt;delay&gt;5.0&lt;/delay&gt;
                  &lt;/motor&gt;
                &lt;/motormount&gt;
              &lt;/innertube&gt;

              &lt;centeringring&gt;
                &lt;name&gt;Centering ring&lt;/name&gt;
                &lt;preset type=&quot;CENTERING_RING&quot; manufacturer=&quot;BalsaMachining.com&quot; partno=&quot;CR5055-W&quot; digest=&quot;4f3662ce112040abdc4bf38a69ba837e&quot;/&gt;
                &lt;position type=&quot;bottom&quot;&gt;-0.0&lt;/position&gt;
                &lt;material type=&quot;bulk&quot; density=&quot;352.40619480000004&quot;&gt;lite ply&lt;/material&gt;
                &lt;length&gt;0.003175&lt;/length&gt;
                &lt;radialposition&gt;0.0&lt;/radialposition&gt;
                &lt;radialdirection&gt;0.0&lt;/radialdirection&gt;
                &lt;outerradius&gt;0.0162941&lt;/outerradius&gt;
                &lt;innerradius&gt;0.012420599999999999&lt;/innerradius&gt;
              &lt;/centeringring&gt;

              &lt;centeringring&gt;
                &lt;name&gt;Centering ring&lt;/name&gt;
                &lt;preset type=&quot;CENTERING_RING&quot; manufacturer=&quot;BalsaMachining.com&quot; partno=&quot;CR5055-W&quot; digest=&quot;4f3662ce112040abdc4bf38a69ba837e&quot;/&gt;
                &lt;position type=&quot;bottom&quot;&gt;-0.10668&lt;/position&gt;
                &lt;material type=&quot;bulk&quot; density=&quot;352.40619480000004&quot;&gt;lite ply&lt;/material&gt;
                &lt;length&gt;0.003175&lt;/length&gt;
                &lt;radialposition&gt;0.0&lt;/radialposition&gt;
                &lt;radialdirection&gt;0.0&lt;/radialdirection&gt;
                &lt;outerradius&gt;0.0162941&lt;/outerradius&gt;
                &lt;innerradius&gt;0.012420599999999999&lt;/innerradius&gt;
              &lt;/centeringring&gt;
            &lt;/subcomponents&gt;
          &lt;/bodytube&gt;
        &lt;/subcomponents&gt;
      &lt;/stage&gt;
    &lt;/subcomponents&gt;
  &lt;/rocket&gt;

  &lt;simulations&gt;
    &lt;simulation status=&quot;uptodate&quot;&gt;
      &lt;name&gt;Simulation 1&lt;/name&gt;
      &lt;simulator&gt;RK4Simulator&lt;/simulator&gt;
      &lt;calculator&gt;BarrowmanCalculator&lt;/calculator&gt;
      &lt;conditions&gt;
        &lt;configid&gt;d534f6a3-7193-45bc-8c18-31b73d0ae2c2&lt;/configid&gt;
        &lt;launchrodlength&gt;1.0&lt;/launchrodlength&gt;
        &lt;launchrodangle&gt;0.0&lt;/launchrodangle&gt;
        &lt;launchroddirection&gt;0.0&lt;/launchroddirection&gt;
        &lt;windaverage&gt;2.0&lt;/windaverage&gt;
        &lt;windturbulence&gt;0.1&lt;/windturbulence&gt;
        &lt;launchaltitude&gt;0.0&lt;/launchaltitude&gt;
        &lt;launchlatitude&gt;45.0&lt;/launchlatitude&gt;
        &lt;launchlongitude&gt;0.0&lt;/launchlongitude&gt;
        &lt;geodeticmethod&gt;spherical&lt;/geodeticmethod&gt;
        &lt;atmosphere model=&quot;isa&quot;/&gt;
        &lt;timestep&gt;0.05&lt;/timestep&gt;
      &lt;/conditions&gt;
      &lt;flightdata maxaltitude=&quot;512.46&quot; maxvelocity=&quot;133&quot; maxacceleration=&quot;147.57&quot; maxmach=&quot;0.39221&quot; timetoapogee=&quot;9.0418&quot; flighttime=&quot;96.125&quot; groundhitvelocity=&quot;3.0721&quot; launchrodvelocity=&quot;15.191&quot; deploymentvelocity=&quot;14.658&quot;&gt;
      &lt;/flightdata&gt;
    &lt;/simulation&gt;

    &lt;simulation status=&quot;uptodate&quot;&gt;
      &lt;name&gt;Simulation 2&lt;/name&gt;
      &lt;simulator&gt;RK4Simulator&lt;/simulator&gt;
      &lt;calculator&gt;BarrowmanCalculator&lt;/calculator&gt;
      &lt;conditions&gt;
        &lt;configid&gt;68f51573-ba3f-49bd-9d4b-9e3918f88182&lt;/configid&gt;
        &lt;launchrodlength&gt;1.0&lt;/launchrodlength&gt;
        &lt;launchrodangle&gt;0.0&lt;/launchrodangle&gt;
        &lt;launchroddirection&gt;0.0&lt;/launchroddirection&gt;
        &lt;windaverage&gt;2.0&lt;/windaverage&gt;
        &lt;windturbulence&gt;0.1&lt;/windturbulence&gt;
        &lt;launchaltitude&gt;0.0&lt;/launchaltitude&gt;
        &lt;launchlatitude&gt;45.0&lt;/launchlatitude&gt;
        &lt;launchlongitude&gt;0.0&lt;/launchlongitude&gt;
        &lt;geodeticmethod&gt;spherical&lt;/geodeticmethod&gt;
        &lt;atmosphere model=&quot;isa&quot;/&gt;
        &lt;timestep&gt;0.05&lt;/timestep&gt;
      &lt;/conditions&gt;
      &lt;flightdata maxaltitude=&quot;486.98&quot; maxvelocity=&quot;139.99&quot; maxacceleration=&quot;265.56&quot; maxmach=&quot;0.4126&quot; timetoapogee=&quot;8.3442&quot; flighttime=&quot;91.506&quot; groundhitvelocity=&quot;3.3693&quot; launchrodvelocity=&quot;17.251&quot; deploymentvelocity=&quot;13.438&quot;&gt;
      &lt;/flightdata&gt;
    &lt;/simulation&gt;

    &lt;simulation status=&quot;uptodate&quot;&gt;
      &lt;name&gt;Simulation 4&lt;/name&gt;
      &lt;simulator&gt;RK4Simulator&lt;/simulator&gt;
      &lt;calculator&gt;BarrowmanCalculator&lt;/calculator&gt;
      &lt;conditions&gt;
        &lt;configid&gt;bb2c0add-90e5-4146-b4a1-c9d9bc56abeb&lt;/configid&gt;
        &lt;launchrodlength&gt;1.0&lt;/launchrodlength&gt;
        &lt;launchrodangle&gt;0.0&lt;/launchrodangle&gt;
        &lt;launchroddirection&gt;0.0&lt;/launchroddirection&gt;
        &lt;windaverage&gt;2.0&lt;/windaverage&gt;
        &lt;windturbulence&gt;0.1&lt;/windturbulence&gt;
        &lt;launchaltitude&gt;0.0&lt;/launchaltitude&gt;
        &lt;launchlatitude&gt;45.0&lt;/launchlatitude&gt;
        &lt;launchlongitude&gt;0.0&lt;/launchlongitude&gt;
        &lt;geodeticmethod&gt;spherical&lt;/geodeticmethod&gt;
        &lt;atmosphere model=&quot;isa&quot;/&gt;
        &lt;timestep&gt;0.05&lt;/timestep&gt;
      &lt;/conditions&gt;
      &lt;flightdata maxaltitude=&quot;341.5&quot; maxvelocity=&quot;119.46&quot; maxacceleration=&quot;277.11&quot; maxmach=&quot;0.35164&quot; timetoapogee=&quot;7.219&quot; flighttime=&quot;71.349&quot; groundhitvelocity=&quot;3.0157&quot; launchrodvelocity=&quot;18.009&quot; deploymentvelocity=&quot;13.216&quot;&gt;
      &lt;/flightdata&gt;
    &lt;/simulation&gt;
  &lt;/simulations&gt;
&lt;/openrocket&gt;
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          <td class="browsepaths" align="right"><form class="pbutton2" action="index.php" method="post"><input type="hidden" name="action" value="displayopenrocket"><input type="hidden" name="imageid" value="172300"><select name="pathid" style="width:300px;" onChange="this.form.submit()"><option selected value="1">All OpenRocket Designs (434 of 471)</option><option value="2">Tag - Designer:</option><option value="28">Tag - Manufacturer:Estes</option></select> </form> <a class="pbutton2" href="/openrocket-167983.html"><img class="pbutton2" src="/images/buttons/prev2.png"></a> <a class="pbutton2" href="/openrocket-190715144514.html"><img class="pbutton2" src="/images/buttons/next2.png"></a></td>
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       <div class="displaykit"><h2>Estes - Sky Raider OpenRocket Design File</h2><p>Contributed by Wolfram v.Kiparski</p><ul><li><a href="/designer-4298.html">Designer: </a></li><li><a href="/manufacturer-estes.html">Manufacturer: Estes</a></li></ul><p><b>Comments:</b> Design was modified by use of Balsa Machining components (bulkhead and lite-ply centering rings), and shifting the motor mount back to allow for taping in a motor rather than the traditional motor block and clip.</p><p><b>Designer:</b> Estes Industries</p><p><a href="/file-172300/Estes_Sky_Raider.ork"><img style="vertical-align:middle" src="images/download.gif"></a> <a href="/file-172300/Estes_Sky_Raider.ork">Download Estes_Sky_Raider.ork</a></p><p>To use the design file above, you need a copy of <a href="http://openrocket.sourceforge.net/">OpenRocket</a>, a rocket design and simulation program.</p><p><b>Kit Name:</b> <a href="/sky-raider---estes-1290-1977-1983.html">Estes - Sky Raider {Kit} (1290) [1977-1983]</a><br></p><p align="center"><img class="productimage" src="image-estes---sky-raider-kit-1290-1977-1983-300-400-061218043720508.jpg"></p><h3>What You Can Do</h3><ul><li><a href="/submit-a-openrocket-design.html">Submit an OpenRocket Design File to RocketReviews.com</a></li></ul></div>
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