S4094 (root airfoil designed for and used on the E-flite UMX ASK-21 scale RC sailplane) (s4094-il)
S4094 (root airfoil designed for and used on 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.
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(s4094-il) S4094 (root airfoil designed for and used on 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 9.9% at 29.1% chord. Max camber 1.8% at 33.6% chord Source UIUC Airfoil Coordinates Database Source dat file The dat file is in Selig format |
S4094 (root airfoil designed for and used on the E-flite UMX ASK-21 scale RC sailplane)
1.000449559154914000 0.012413240564829640
0.997089710528439200 0.012539654068309550
0.987414057456497400 0.013332345894084180
0.972102251362762500 0.014982614278941440
0.951393991201984500 0.017139848038936890
0.925399320878656100 0.019796293004748060
0.894481572216979400 0.023028748222189090
0.859097434916502000 0.026820839216479290
0.819748574563173800 0.031127639086981000
0.776977553042811300 0.035870075741750630
0.731361370936399700 0.040949369759146490
0.683501909563793600 0.046237302784324330
0.634018878716784300 0.051587585809928550
0.583540181911161700 0.056825820326860330
0.532695105180941200 0.061755521304418060
0.482115943659967300 0.066132654747350940
0.432271086279200600 0.069582075011333480
0.383478804879303600 0.071945148639956950
0.336138592048056000 0.073215353653230880
0.290693647039995200 0.073337252378080380
0.247549819704092000 0.072261666269791360
0.207072543663297000 0.069968227968713130
0.169592710890196200 0.066456958894491330
0.135393505771163500 0.061766194425731470
0.104722419438493900 0.055959456383264540
0.077772200349265910 0.049145888982014410
0.054703707279801120 0.041465532581958580
0.035615831554461460 0.033113531892814870
0.020589208628665530 0.024331366888395380
0.009635385925773289 0.015436627026914020
0.002791878853425467 0.006859167013268561
0.000028249230125121 -0.000683452410026169
0.002609227544408510 -0.006616071896707050
0.011161423518479490 -0.011608273281087740
0.024908851864505090 -0.016044812634670260
0.043788764809402860 -0.019689064297979060
0.067699071498551260 -0.022519115845313610
0.096481690660961340 -0.024560171981793450
0.129883207726814600 -0.025884188510488290
0.167584448763365000 -0.026553513946371690
0.209194069252126100 -0.026668284445900760
0.254238236611995600 -0.026308611804246780
0.302240530785712600 -0.025495584973026180
0.352730302907086700 -0.024332622110367860
0.405127850959354700 -0.022996263588240170
0.458777572640722900 -0.021574746832205770
0.513021110552176500 -0.020140121449932480
0.567197962460379100 -0.018740305739314120
0.620652245542987900 -0.017421744821138820
0.672738245416608800 -0.016213565413239570
0.722827119210992900 -0.015146221525054400
0.770312360333024500 -0.014234600943026380
0.814616084067246500 -0.013494936402719440
0.855194174282557500 -0.012927262525468440
0.891541882530184500 -0.012531242615941140
0.923198390076286700 -0.012286293903360480
0.949747898525925300 -0.012161448064833260
0.970865231144103200 -0.012054913757723900
0.986436575938261300 -0.011964587820973000
0.996204273163321100 -0.012167516296002620
0.999568144188753600 -0.012382840516237100
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Polars for S4094 (root airfoil designed for and used on the E-flite UMX ASK-21 scale RC sailplane) (s4094-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| s4094-il | 50,000 | 9 | 29.1 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4094-il | 50,000 | 5 | 34.8 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4094-il | 100,000 | 9 | 44.9 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4094-il | 100,000 | 5 | 47.1 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4094-il | 200,000 | 9 | 59.3 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4094-il | 200,000 | 5 | 58.8 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4094-il | 500,000 | 9 | 76.5 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4094-il | 500,000 | 5 | 73.3 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4094-il | 1,000,000 | 9 | 87.8 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4094-il | 1,000,000 | 5 | 82.8 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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