H220T Data (RockSim)
Accuracy of this data file:
| |
This File |
Certified |
± |
| Diameter |
29 mm |
29 mm |
= |
| Length |
238 mm |
238 mm |
= |
| Prop. Weight |
106 g |
106 g |
= |
| Total Weight |
250 g |
250 g |
= |
| Avg. Thrust |
224.7 N |
220.0 N |
+2% |
| Max. Thrust |
275.7 N |
275.5 N |
= |
| Total Impulse |
215.4 Ns |
220.0 Ns |
−2% |
| Burn Time |
1.0 s |
1.0 s |
−4% |
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Raw Data
<engine-database>
<engine-list>
<engine FDiv="10" FFix="1" FStep="-1." Isp="206.44" Itot="215.406056" Type="reloadable" auto-calc-cg="1" auto-calc-mass="1" avgThrust="215.406056" burn-time="1" cgDiv="10" cgFix="1" cgStep="-1." code="H220T" delays="6,10,14" dia="29." exitDia="0." initWt="250." len="238." mDiv="10" mFix="1" mStep="-1." massFrac="42.56" mfg="Aerotech" peakThrust="275.73" propWt="106.39999999999999" tDiv="10" tFix="1" tStep="-1." throatDia="0.">
<comments>Corrected 2026-09-23; supersedes ThrustCurve.org simfile 5f4294d20002e900000002d0 (user, RockSim).
Data of ThrustCurve simfile 6a7bf11bb7b639000254e6d3 (RASP/cert) for this motor, converted to RockSim format; it replaces a curve that was wrong (see the audit).
</comments>
<data>
<eng-data cg="119.5" f="0" m="106.4" t="0"/>
<eng-data cg="119.5" f="214.072" m="106.029906" t="0.007"/>
<eng-data cg="119.5" f="251.967" m="105.339305" t="0.013"/>
<eng-data cg="119.5" f="275.73" m="103.905695" t="0.024"/>
<eng-data cg="119.5" f="265.065" m="102.837191" t="0.032"/>
<eng-data cg="119.5" f="269.464" m="102.309129" t="0.036"/>
<eng-data cg="119.5" f="250.567" m="99.483561" t="0.058"/>
<eng-data cg="119.5" f="250.567" m="94.53285" t="0.098"/>
<eng-data cg="119.5" f="256.466" m="86.142796" t="0.165"/>
<eng-data cg="119.5" f="259.566" m="72.888286" t="0.269"/>
<eng-data cg="119.5" f="259.766" m="55.059835" t="0.408"/>
<eng-data cg="119.5" f="256.966" m="49.827411" t="0.449"/>
<eng-data cg="119.5" f="261.366" m="48.035197" t="0.463"/>
<eng-data cg="119.5" f="254.066" m="45.489216" t="0.483"/>
<eng-data cg="119.5" f="248.367" m="33.948977" t="0.576"/>
<eng-data cg="119.5" f="244.168" m="24.09581" t="0.657"/>
<eng-data cg="119.5" f="245.668" m="20.345509" t="0.688"/>
<eng-data cg="119.5" f="245.668" m="13.792722" t="0.742"/>
<eng-data cg="119.5" f="241.368" m="12.108719" t="0.756"/>
<eng-data cg="119.5" f="222.471" m="9.932139" t="0.775"/>
<eng-data cg="119.5" f="210.872" m="8.005688" t="0.793"/>
<eng-data cg="119.5" f="187.575" m="6.037556" t="0.813"/>
<eng-data cg="119.5" f="161.379" m="4.227711" t="0.834"/>
<eng-data cg="119.5" f="135.182" m="2.909332" t="0.852"/>
<eng-data cg="119.5" f="98.817" m="2.100244" t="0.866"/>
<eng-data cg="119.5" f="65.351" m="1.532608" t="0.88"/>
<eng-data cg="119.5" f="47.903" m="1.057102" t="0.897"/>
<eng-data cg="119.5" f="36.285" m="0.641254" t="0.917"/>
<eng-data cg="119.5" f="23.206" m="0.318012" t="0.939"/>
<eng-data cg="119.5" f="11.598" m="0.103119" t="0.964"/>
<eng-data cg="119.5" f="0" m="0" t="1"/>
</data>
</engine>
</engine-list>
</engine-database>
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