1874K740-18A Data (RockSim)
Accuracy of this data file:
| |
This File |
Certified |
± |
| Diameter |
54 mm |
54 mm |
= |
| Length |
404 mm |
404 mm |
= |
| Prop. Weight |
900 g |
846 g |
+6% |
| Total Weight |
1,469 g |
1,469 g |
= |
| Avg. Thrust |
747.1 N |
740.1 N |
+1% |
| Max. Thrust |
869.3 N |
883.9 N |
−2% |
| Total Impulse |
1,854.6 Ns |
1,873.9 Ns |
−1% |
| Burn Time |
2.5 s |
2.5 s |
−2% |
File Errors
File is usable, but has some problems:
- invalid Type value "unspecified"; expected single-use, reloadable or hybrid
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Data Graph
File Notes
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Raw Data
<engine-database>
<engine-list>
<engine mfg="CTI" code="1874-K740-CS-18A" Type="unspecified" dia="54." len="404."
initWt="1469." propWt="900." delays="18,16,14,12,10,8" auto-calc-mass="1"
auto-calc-cg="1" avgThrust="741.821" peakThrust="869.318" throatDia="0."
exitDia="0." Itot="1854.55" burn-time="2.5" massFrac="61.27" Isp="210.12"
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>Pro54-4G C-Star 1874-K740</comments>
<data>
<eng-data t="0." f="0." m="900." cg="202."/>
<eng-data t="0.02" f="735.227" m="896.432" cg="202."/>
<eng-data t="0.052" f="853.409" m="884.097" cg="202."/>
<eng-data t="0.486" f="869.318" m="702.679" cg="202."/>
<eng-data t="0.893" f="848.864" m="532.997" cg="202."/>
<eng-data t="1.903" f="735.227" m="144.779" cg="202."/>
<eng-data t="2.131" f="722.727" m="64.1206" cg="202."/>
<eng-data t="2.32" f="330.682" m="15.8111" cg="202."/>
<eng-data t="2.462" f="101.136" m="0.93253" cg="202."/>
<eng-data t="2.5" f="0." m="0." cg="202."/>
</data>
</engine>
</engine-list>
</engine-database>
You can also download the raw data points as a CSV file.
