74F85-15A Data (RockSim)
Accuracy of this data file:
| |
This File |
Certified |
± |
| Diameter |
24 mm |
24 mm |
= |
| Length |
133 mm |
133 mm |
= |
| Prop. Weight |
42 g |
34 g |
+25% |
| Total Weight |
96 g |
96 g |
= |
| Avg. Thrust |
85.3 N |
85.0 N |
= |
| Max. Thrust |
102.4 N |
105.6 N |
−3% |
| Total Impulse |
73.2 Ns |
73.6 Ns |
−1% |
| Burn Time |
0.9 s |
0.9 s |
−1% |
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="74-F85-WT-15A" Type="unspecified" dia="24." len="133."
initWt="96." propWt="42." delays="15,12,10,8,6" auto-calc-mass="1"
auto-calc-cg="1" avgThrust="83.814" peakThrust="102.402" throatDia="0."
exitDia="0." Itot="73.17" burn-time="0.87" massFrac="43.75" Isp="177.65"
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>Pro24-3G White Thunder 74-F85</comments>
<data>
<eng-data t="0." f="0." m="42." cg="66.5"/>
<eng-data t="0.01" f="76.074" m="41.7817" cg="66.5"/>
<eng-data t="0.023" f="100.185" m="41.124" cg="66.5"/>
<eng-data t="0.04" f="92.425" m="40.1843" cg="66.5"/>
<eng-data t="0.118" f="100.878" m="35.8569" cg="66.5"/>
<eng-data t="0.283" f="102.402" m="26.2304" cg="66.5"/>
<eng-data t="0.51" f="96.443" m="13.2757" cg="66.5"/>
<eng-data t="0.688" f="87.436" m="3.88187" cg="66.5"/>
<eng-data t="0.787" f="25.912" m="0.661258" cg="66.5"/>
<eng-data t="0.852" f="7.206" m="0.0434313" cg="66.5"/>
<eng-data t="0.873" f="0." m="0." cg="66.5"/>
</data>
</engine>
</engine-list>
</engine-database>
You can also download the raw data points as a CSV file.
