<?xml version="1.0" encoding="iso-8859-1" ?>
<CRRCSim_airplane version="2">
  <name>
    <en>Zipper</en>
  </name>
  <categories>
    <category>Flying wings</category>
    <category>Gliders</category>
  </categories>
  <description>
    <en>
      This file has been provided by 
        birdworks@harborside.com
        http://www.harborside.com/~birdworks/bwhome.htm
      Thank you very much!
      
        Its aerodynamic parameters are nearly identical to those in
        zip60.air, but the appearance differs.
    </en>
  </description>
  <changelog>
    <change>
      <date>Unknown</date>
      <author>CRRCSim 0.9.5</author>
      <en>Automatically converted from .air file.</en>
    </change>
    <change>
      <date>2009-02-25</date>
      <author>Jens W. Wulf</author>
      <en>Added launch default</en>
    </change>
    <change>
      <date>2010-05-15</date>
      <author>J. Reucker</author>
      <en>Added max_force to springs</en>
    </change>
  </changelog>
  <aero version="1" units="0">
    <ref chord="0.551667" span="6.55" area="3.61111" speed="19.685" />
    <misc Alpha_0="0.0349066" eta_loc="0.3" CG_arm="0.25" span_eff="0.95" />
    <m Cm_0="-0.0112663" Cm_a="-0.575335" Cm_q="-11.4975" Cm_de="-0.75" />
    <lift CL_0="0.563172" CL_max="1.1" CL_min="-0.6" CL_a="5.5036" CL_q="7.50999"
       CL_de="0.162" CL_drop="0.5" CL_CD0="0" />
    <drag CD_prof="0.02" Uexp_CD="-0.5" CD_stall="0" CD_CLsq="0.01" CD_AIsq="0"
       CD_ELsq="0" />
    <Y CY_b="-0.41561" CY_p="-0.42382" CY_r="0.29754" CY_dr="0" CY_da="-0.13589" />
    <l Cl_b="-0.250926" Cl_p="-0.611798" Cl_r="0.139581" Cl_dr="0" Cl_da="0.3" />
    <n Cn_b="0.0567069" Cn_p="-0.0740898" Cn_r="-0.0687755" Cn_dr="0"
       Cn_da="0.0527143" />
  </aero>
  <config version="1">
    <descr_long>
      <en>Automatically converted from zipper.air.</en>
    </descr_long>
    <descr_short>
      <en>default</en>
    </descr_short>
    <mass_inertia version="1" units="0" Mass="0.0450782" I_xx="0.0664259"
       I_yy="0.0162819" I_zz="0.081474" I_xz="0.000771958" />
    <sound version="1">
      <sample filename="" type="0" pitchfactor="0" maxvolume="1" />
    </sound>
  </config>
  <graphics version="1" model="zipper.ac">
    <descr_long>
      <en>Automatically converted from zipper.air.</en>
    </descr_long>
    <descr_short>
      <en>default</en>
    </descr_short>
  </graphics>
  <wheels version="1" units="0">
    <wheel percent_brake="1" caster_angle_rad="0">
      <pos x="-0.083300002" y="3.2750001" z="-0.5625" />
      <spring constant="10" damping="0.2" max_force="8.0" />
    </wheel>
    <wheel percent_brake="1" caster_angle_rad="0">
      <pos x="-0.37490001" y="3.2750001" z="-0.5625" />
      <spring constant="10" damping="0.2" max_force="8.0" />
    </wheel>
    <wheel percent_brake="1" caster_angle_rad="0">
      <pos x="-0.083300002" y="-3.2750001" z="-0.5625" />
      <spring constant="10" damping="0.2" max_force="8.0" />
    </wheel>
    <wheel percent_brake="1" caster_angle_rad="0">
      <pos x="-0.37490001" y="-3.2750001" z="-0.5625" />
      <spring constant="10" damping="0.2" max_force="8.0" />
    </wheel>
    <wheel percent_brake="1" caster_angle_rad="0">
      <pos x="0" y="2.5799999" z="-0.1955" />
      <spring constant="60" damping="0.1" max_force="8.0" />
    </wheel>
    <wheel percent_brake="1" caster_angle_rad="0">
      <pos x="0" y="-2.5799999" z="-0.1955" />
      <spring constant="60" damping="0.1" max_force="8.0" />
    </wheel>
    <wheel percent_brake="1" caster_angle_rad="0">
      <pos x="0" y="1.25" z="0.15000001" />
      <spring constant="10" damping="0.2" max_force="8.0" />
    </wheel>
    <wheel percent_brake="1" caster_angle_rad="0">
      <pos x="0" y="-1.25" z="0.15000001" />
      <spring constant="10" damping="0.2" max_force="8.0" />
    </wheel>
    <wheel percent_brake="0.69999999" caster_angle_rad="0">
      <pos x="0.852" y="0" z="0.1875" />
      <spring constant="30" damping="0.2" max_force="8.0" />
    </wheel>
    <wheel percent_brake="0.69999999" caster_angle_rad="0">
      <pos x="-2.75" y="0" z="-0.60399997" />
      <spring constant="10" damping="0.2" max_force="8.0" />
    </wheel>
    <wheel percent_brake="0.69999999" caster_angle_rad="0">
      <pos x="-2.75" y="0" z="0.27079999" />
      <spring constant="10" damping="0.2" max_force="8.0" />
    </wheel>
    <wheel percent_brake="0.69999999" caster_angle_rad="0">
      <pos x="0" y="0" z="0.1875" />
      <spring constant="10" damping="0.2" max_force="8.0" />
    </wheel>
  </wheels>
  <launch>
    <preset name_en="glider default (hand)" altitude="6" velocity_rel="1" angle="0" sal="0" rel_to_player="1" rel_front="0" rel_right="2" />
  </launch>  
</CRRCSim_airplane>
