K690-SF Data (RockSim)
Accuracy of this data file:
| |
This File |
Certified |
± |
| Diameter |
54 mm |
54 mm |
= |
| Length |
498 mm |
498 mm |
= |
| Prop. Weight |
950 g |
1,400 g |
−32% |
| Total Weight |
1,800 g |
2,400 g |
−25% |
| Avg. Thrust |
720.9 N |
687.0 N |
+5% |
| Max. Thrust |
807.4 N |
910.0 N |
−11% |
| Total Impulse |
1,689.2 Ns |
1,616.0 Ns |
+5% |
| Burn Time |
2.3 s |
2.4 s |
= |
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Raw Data
<engine-database>
<engine-list>
<engine mfg="Loki" code="K690-SF" Type="reloadable" dia="54.0004" len="498."
initWt="1800." propWt="950." delays="1000" auto-calc-mass="1" auto-calc-cg="1"
avgThrust="718.801" peakThrust="807.388" throatDia="0." exitDia="0."
Itot="1689.18" burn-time="2.35" massFrac="52.78" Isp="181.31" tDiv="10"
tStep="-1." tFix="1" FDiv="10" FStep="-1." FFix="1" mDiv="10" mStep="-1."
mFix="1" cgDiv="10" cgStep="-1." cgFix="1">
<data>
<eng-data t="0." f="0." m="950." cg="249."/>
<eng-data t="0.01" f="643.799" m="948.19" cg="249."/>
<eng-data t="0.25" f="688.654" m="858.265" cg="249."/>
<eng-data t="0.5" f="730.871" m="758.472" cg="249."/>
<eng-data t="0.749636" f="770.449" m="653.082" cg="249."/>
<eng-data t="1." f="807.388" m="541.998" cg="249."/>
<eng-data t="1.25" f="796.834" m="429.221" cg="249."/>
<eng-data t="1.5" f="762.533" m="319.597" cg="249."/>
<eng-data t="1.75" f="733.509" m="214.425" cg="249."/>
<eng-data t="2." f="696.57" m="113.89" cg="249."/>
<eng-data t="2.25" f="659.631" m="18.5489" cg="249."/>
<eng-data t="2.35" f="0." m="0." cg="249."/>
</data>
</engine>
</engine-list>
</engine-database>
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