J250FJ Data (RockSim)
Accuracy of this data file:
| |
This File |
Certified |
± |
| Diameter |
54 mm |
54 mm |
= |
| Length |
241 mm |
241 mm |
= |
| Prop. Weight |
511 g |
487 g |
+5% |
| Total Weight |
920 g |
907 g |
+1% |
| Avg. Thrust |
255.1 N |
250.0 N |
+2% |
| Max. Thrust |
306.0 N |
— |
|
| Total Impulse |
707.2 Ns |
731.0 Ns |
−3% |
| Burn Time |
2.8 s |
2.9 s |
−4% |
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Raw Data
<engine-database>
<engine-list>
<engine mfg="Aerotech" code="J250FJ" Type="reloadable" dia="54." len="241."
initWt="920." propWt="511." delays="6,10,14,18" auto-calc-mass="1"
auto-calc-cg="1" avgThrust="252.927" peakThrust="306.038" throatDia="0."
exitDia="0." Itot="707.183" burn-time="2.8" massFrac="55.54" Isp="141.12"
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>Aerotech J250FJ from TRA Cert Data</comments>
<data>
<eng-data t="0." f="0." m="511." cg="120.5"/>
<eng-data t="0.011" f="132.176" m="510.475" cg="120.5"/>
<eng-data t="0.021" f="263.335" m="509.046" cg="120.5"/>
<eng-data t="0.084" f="236.899" m="497.66" cg="120.5"/>
<eng-data t="0.168" f="252.151" m="482.818" cg="120.5"/>
<eng-data t="0.294" f="238.933" m="460.462" cg="120.5"/>
<eng-data t="0.494" f="261.301" m="424.316" cg="120.5"/>
<eng-data t="0.715" f="285.703" m="380.64" cg="120.5"/>
<eng-data t="0.993" f="295.87" m="322.227" cg="120.5"/>
<eng-data t="1.177" f="306.038" m="282.214" cg="120.5"/>
<eng-data t="1.267" f="305.021" m="262.344" cg="120.5"/>
<eng-data t="1.498" f="301.971" m="211.686" cg="120.5"/>
<eng-data t="1.64" f="292.82" m="181.171" cg="120.5"/>
<eng-data t="2.002" f="253.167" m="109.762" cg="120.5"/>
<eng-data t="2.344" f="224.699" m="50.716" cg="120.5"/>
<eng-data t="2.391" f="225.715" m="43.0676" cg="120.5"/>
<eng-data t="2.502" f="233.849" m="24.6375" cg="120.5"/>
<eng-data t="2.57" f="185.046" m="14.3461" cg="120.5"/>
<eng-data t="2.659" f="116.925" m="4.63621" cg="120.5"/>
<eng-data t="2.685" f="76.255" m="2.82155" cg="120.5"/>
<eng-data t="2.738" f="32.536" m="0.738367" cg="120.5"/>
<eng-data t="2.77" f="17.285" m="0.162369" cg="120.5"/>
<eng-data t="2.796" f="0." m="0." cg="120.5"/>
</data>
</engine>
</engine-list>
</engine-database>
You can also download the raw data points as a CSV file.
