I154J Data (RockSim)
Accuracy of this data file:
| |
This File |
Certified |
± |
| Diameter |
38 mm |
38 mm |
= |
| Length |
241 mm |
241 mm |
= |
| Prop. Weight |
253 g |
253 g |
= |
| Total Weight |
492 g |
492 g |
= |
| Avg. Thrust |
123.6 N |
154.0 N |
−20% |
| Max. Thrust |
156.8 N |
170.5 N |
−8% |
| Total Impulse |
384.0 Ns |
378.0 Ns |
+2% |
| Burn Time |
3.1 s |
3.0 s |
+4% |
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Raw Data
<engine-database>
<engine-list>
<engine FDiv="10" FFix="1" FStep="-1." Isp="154.87" Itot="383.953849" Type="reloadable" auto-calc-cg="1" auto-calc-mass="1" avgThrust="112.761777" burn-time="3.405" cgDiv="10" cgFix="1" cgStep="-1." code="I154J" delays="6,10" dia="38." exitDia="0." initWt="491.904" len="241." mDiv="10" mFix="1" mStep="-1." massFrac="51.39" mfg="Aerotech" peakThrust="156.806" propWt="252.8" tDiv="10" tFix="1" tStep="-1." throatDia="0.">
<comments>Corrected 2026-09-23; supersedes ThrustCurve.org simfile 5f4294d20002e900000003a3 (user, RockSim).
Data of ThrustCurve simfile 5f4294d20002e9000000002b (RASP/cert) for this motor, converted to RockSim format; it replaces a curve that was wrong (see the audit).
</comments>
<data>
<eng-data cg="125." f="0" m="252.8" t="0"/>
<eng-data cg="125." f="120.409" m="250.1838" t="0.066"/>
<eng-data cg="125." f="150.638" m="238.316162" t="0.199"/>
<eng-data cg="125." f="151.666" m="225.079954" t="0.332"/>
<eng-data cg="125." f="156.806" m="211.472133" t="0.466"/>
<eng-data cg="125." f="150.331" m="198.024315" t="0.599"/>
<eng-data cg="125." f="150.602" m="184.848135" t="0.732"/>
<eng-data cg="125." f="145.101" m="171.803601" t="0.866"/>
<eng-data cg="125." f="144.469" m="159.124944" t="0.999"/>
<eng-data cg="125." f="145.159" m="146.3484" t="1.133"/>
<eng-data cg="125." f="145.912" m="133.412378" t="1.268"/>
<eng-data cg="125." f="141.71" m="120.819013" t="1.401"/>
<eng-data cg="125." f="142.828" m="108.360679" t="1.534"/>
<eng-data cg="125." f="141.187" m="95.831745" t="1.668"/>
<eng-data cg="125." f="140.97" m="83.477661" t="1.801"/>
<eng-data cg="125." f="137.832" m="71.270475" t="1.934"/>
<eng-data cg="125." f="128.417" m="59.525264" t="2.068"/>
<eng-data cg="125." f="122.339" m="48.463505" t="2.202"/>
<eng-data cg="125." f="111.986" m="38.126578" t="2.336"/>
<eng-data cg="125." f="105.295" m="28.541523" t="2.47"/>
<eng-data cg="125." f="96.602" m="19.701578" t="2.603"/>
<eng-data cg="125." f="90.469" m="11.510781" t="2.736"/>
<eng-data cg="125." f="57.427" m="4.986551" t="2.87"/>
<eng-data cg="125." f="20.489" m="1.575043" t="3.003"/>
<eng-data cg="125." f="4.707" m="0.471851" t="3.136"/>
<eng-data cg="125." f="2.966" m="0.130841" t="3.271"/>
<eng-data cg="125." f="0" m="0" t="3.405"/>
</data>
</engine>
</engine-list>
</engine-database>
You can also download the raw data points as a CSV file.
