J250W Data (RockSim)
Accuracy of this data file:
| |
This File |
Certified |
± |
| Diameter |
54 mm |
54 mm |
= |
| Length |
218 mm |
218 mm |
= |
| Prop. Weight |
363 g |
363 g |
= |
| Total Weight |
708 g |
708 g |
= |
| Avg. Thrust |
251.3 N |
260.0 N |
−3% |
| Max. Thrust |
335.7 N |
338.0 N |
−1% |
| Total Impulse |
708.8 Ns |
704.0 Ns |
+1% |
| Burn Time |
2.8 s |
2.7 s |
+4% |
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Raw Data
<engine-database>
<engine-list>
<engine mfg="Aerotech" code="J250W" Type="single-use" dia="54." len="218.2"
initWt="708." propWt="363." delays="14" auto-calc-mass="1" auto-calc-cg="1"
avgThrust="244.228" peakThrust="335.735" throatDia="0." exitDia="0."
Itot="708.75" burn-time="2.9" massFrac="51.27" Isp="199.1" tDiv="10" tStep="-1."
tFix="1" FDiv="10" FStep="-1." FFix="1" mDiv="10" mStep="-1." mFix="1" cgDiv="10"
cgStep="-1." cgFix="1">
<comments>J250W DMS</comments>
<data>
<eng-data t="0." f="0." m="363." cg="109.1"/>
<eng-data t="0.005" f="149.863" m="362.808" cg="109.1"/>
<eng-data t="0.016" f="124.444" m="362.035" cg="109.1"/>
<eng-data t="0.048" f="224." m="359.18" cg="109.1"/>
<eng-data t="0.051" f="290.723" m="358.785" cg="109.1"/>
<eng-data t="0.077" f="309.787" m="354.786" cg="109.1"/>
<eng-data t="0.221" f="324.085" m="331.411" cg="109.1"/>
<eng-data t="0.269" f="316.141" m="323.542" cg="109.1"/>
<eng-data t="0.497" f="335.735" m="285.481" cg="109.1"/>
<eng-data t="0.997" f="324.085" m="200.996" cg="109.1"/>
<eng-data t="1.497" f="288.605" m="122.545" cg="109.1"/>
<eng-data t="1.713" f="266.893" m="91.8185" cg="109.1"/>
<eng-data t="2.003" f="210.231" m="56.3851" cg="109.1"/>
<eng-data t="2.162" f="176.87" m="40.6233" cg="109.1"/>
<eng-data t="2.487" f="119.678" m="15.9424" cg="109.1"/>
<eng-data t="2.516" f="125.503" m="14.1215" cg="109.1"/>
<eng-data t="2.718" f="91.612" m="2.89038" cg="109.1"/>
<eng-data t="2.766" f="45.541" m="1.20448" cg="109.1"/>
<eng-data t="2.814" f="18.005" m="0.423372" cg="109.1"/>
<eng-data t="2.867" f="7.943" m="0.0711928" cg="109.1"/>
<eng-data t="2.902" f="0." m="0." cg="109.1"/>
</data>
</engine>
</engine-list>
</engine-database>
You can also download the raw data points as a CSV file.
