J148 Data (RockSim)
  
   
  
  
    Accuracy of this data file:
    
      
        
         |  | This File | Certified | ± | 
      
      
        
          | Diameter | 54 mm | 54 mm | = | 
        
          | Length | 356 mm | 356 mm | = | 
        
          | Prop. Weight | 670 g | 357 g | +88% | 
        
          | Total Weight | 1,179 g | 1,179 g | = | 
        
          | Avg. Thrust | 150.7 N | 148.0 N | +2% | 
        
          | Max. Thrust | 218.0 N | 182.3 N | +20% | 
        
          | Total Impulse | 903.9 Ns | 903.4 Ns | = | 
        
          | Burn Time | 6.0 s | 6.1 s | −2% | 
      
    
   
  
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Raw Data
<engine-database>
 <engine-list>
<engine FDiv="10" FFix="1" FStep="-1." Isp="137.57" Itot="903.887" Type="reloadable" auto-calc-cg="1" auto-calc-mass="1" avgThrust="148.178" burn-time="6.1" cgDiv="10" cgFix="1" cgStep="-1." code="J148" delays="14" dia="54." exitDia="0." initWt="1179." len="355.6" mDiv="10" mFix="1" mStep="-1." massFrac="56.83" mfg="Ellis Mountain" peakThrust="218.007" propWt="670." tDiv="10" tFix="1" tStep="-1." throatDia="0.">
<data>
<eng-data cg="177.8" f="0." m="670." t="0."/>
<eng-data cg="177.8" f="218.007" m="658.761" t="0.139104"/>
<eng-data cg="177.8" f="183.875" m="644.948" t="0.231839"/>
<eng-data cg="177.8" f="171.763" m="616.427" t="0.448223"/>
<eng-data cg="177.8" f="170.662" m="545.812" t="1.00464"/>
<eng-data cg="177.8" f="170.662" m="406.993" t="2.10201"/>
<eng-data cg="177.8" f="147.54" m="62.4921" t="5.02318"/>
<eng-data cg="177.8" f="133.226" m="31.9334" t="5.31685"/>
<eng-data cg="177.8" f="49.547" m="7.85338" t="5.67233"/>
<eng-data cg="177.8" f="0." m="-0." t="6.1"/>
</data>
</engine>
 </engine-list>
</engine-database>
 
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