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S4095 (designed for the E-flite UMX ASK-21 scale RC sailplane) (s4095-il)

S4095 (designed for the E-flite UMX ASK-21 scale RC sailplane) - Selig airfoil for micro RC soaring. Used on the E-flite UMX ASK-21 scale RC sailplane.


Airfoil s4095-il
Details Dat file Parser  
(s4095-il) S4095 (designed for the E-flite UMX ASK-21 scale RC sailplane)
Selig airfoil for micro RC soaring. Used on the E-flite UMX ASK-21 scale RC sailplane.
Max thickness 9.7% at 29.1% chord.
Max camber 1.7% at 33.7% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Selig format
S4095 (designed for the E-flite UMX ASK-21 scale RC sailplane)
    1.000709986856786000  0.019435561869618120
    0.997381299873247200  0.019454465881674130
    0.987802796876802300  0.019992150447237440
    0.972655665369400100  0.021369925002658730
    0.952167454205606000  0.023210785698959820
    0.926431386253521400  0.025496234869249390
    0.895792419113741700  0.028297381583375740
    0.860687336367940100  0.031596223805031710
    0.821597313919953400  0.035351318117821570
    0.779044930859798200  0.039491686850266580
    0.733588940744883500  0.043931748289645500
    0.685815718129041200  0.048560458832934930
    0.636333164486872600  0.053252988969780790
    0.585761815850116800  0.057859370401076160
    0.534728548159155700  0.062211368469533270
    0.483866087030270900  0.066098905488185210
    0.433683382798542500  0.069205668599109940
    0.384571359205225400  0.071370057897416960
    0.336958185475575500  0.072529130004221010
    0.291283249110267300  0.072605664326276480
    0.247950827830073900  0.071535661283765980
    0.207324589764900700  0.069286684961206450
    0.169732629446199800  0.065848304558893120
    0.135455046002508500  0.061249716732942220
    0.104735138552667000  0.055545897219928930
    0.077761203486294120  0.048838771106638240
    0.054688554343579330  0.041261221586515160
    0.035610117316996930  0.033003010000016120
    0.020599521583571260  0.024299698297538760
    0.009659754440131451  0.015465379696522250
    0.002818631778016556  0.006924973811694069
    0.000022589380155091 -0.000614114456619778
    0.002505853760900956 -0.006516152716943195
    0.010923499428699970 -0.011406232746411210
    0.024556406266324160 -0.015683049419848250
    0.043365625363226860 -0.019124166162342230
    0.067265560971844440 -0.021727876416084500
    0.096110283729180410 -0.023540027233240910
    0.129653241223461800 -0.024656349593812560
    0.167578572451644100 -0.025162379138777890
    0.209495557525853600 -0.025186503638559380
    0.254931157454820800 -0.024840242419386480
    0.303366327277323000 -0.024222533243679310
    0.354238483806599900 -0.023437706661127910
    0.406921344334338400 -0.022586761212858610
    0.460760551661784800 -0.021723923313906470
    0.515100136336811200 -0.020893665057098270
    0.569285682871087500 -0.020120896813080120
    0.622670350882838200 -0.019433296908917740
    0.674619818721198100 -0.018843846601201550
    0.724518283637474700 -0.018370855110803520
    0.771773384554371900 -0.018019440882473820
    0.815821846853038600 -0.017799846973249250
    0.856134135696300500 -0.017708363234551460
    0.892219500657564000 -0.017744268568505950
    0.923630100459782400 -0.017888626392159690
    0.949961774517666900 -0.018114993820065940
    0.970898091905129100 -0.018329233063205570
    0.986326445373818700 -0.018535593056296980
    0.995993122572240500 -0.019017708941027420
    0.999319053505976700 -0.019349368687047420
Dat file parser warnings
  • Line 2 - X value too large but included: 1.000709986856786000 0.019435561869618120
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Polars for S4095 (designed for the E-flite UMX ASK-21 scale RC sailplane) (s4095-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   s4095-il50,000927.7 at α=6.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s4095-il50,000532.8 at α=6.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s4095-il100,000941.1 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s4095-il100,000543.5 at α=7.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s4095-il200,000953.4 at α=7°Mach=0 Ncrit=9Xfoil predictionDetails
   s4095-il200,000553.5 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s4095-il500,000967.2 at α=7.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s4095-il500,000565.2 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s4095-il1,000,000975.6 at α=7.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s4095-il1,000,000572.5 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
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