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AG27 Bubble Dancer DLG by Mark Drela (ag27-il)

AG27 Bubble Dancer DLG by Mark Drela - Drela AG27 airfoil used on the Bubble Dancer R/C DLG


Airfoil ag27-il
Details Dat file Parser  
(ag27-il) AG27 Bubble Dancer DLG by Mark Drela
Drela AG27 airfoil used on the Bubble Dancer R/C DLG
Max thickness 6.1% at 21.7% chord.
Max camber 2.6% at 44% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Selig format
AG27 Bubble Dancer DLG by Mark Drela
     1.000000    0.000283
     0.994180    0.000967
     0.982337    0.002388
     0.968812    0.004026
     0.955011    0.005695
     0.941189    0.007338
     0.927350    0.008957
     0.913497    0.010556
     0.899632    0.012140
     0.885755    0.013711
     0.871872    0.015274
     0.857989    0.016826
     0.844111    0.018368
     0.830237    0.019895
     0.816368    0.021406
     0.802503    0.022898
     0.788640    0.024370
     0.774777    0.025821
     0.760916    0.027248
     0.747055    0.028652
     0.733192    0.030032
     0.719329    0.031386
     0.705466    0.032715
     0.691601    0.034018
     0.677736    0.035294
     0.663871    0.036542
     0.650005    0.037761
     0.636140    0.038952
     0.622275    0.040111
     0.608411    0.041238
     0.594548    0.042333
     0.580687    0.043392
     0.566827    0.044415
     0.552967    0.045401
     0.539110    0.046347
     0.525254    0.047252
     0.511400    0.048115
     0.497547    0.048934
     0.483698    0.049707
     0.469849    0.050432
     0.456003    0.051109
     0.442161    0.051733
     0.428321    0.052305
     0.414484    0.052821
     0.400651    0.053281
     0.386823    0.053681
     0.372998    0.054019
     0.359180    0.054294
     0.345368    0.054502
     0.331562    0.054641
     0.317764    0.054708
     0.303978    0.054698
     0.290201    0.054610
     0.276438    0.054438
     0.262694    0.054177
     0.248963    0.053822
     0.235251    0.053368
     0.221565    0.052809
     0.207903    0.052138
     0.194272    0.051347
     0.180677    0.050427
     0.167119    0.049369
     0.153615    0.048164
     0.140172    0.046796
     0.126808    0.045252
     0.113548    0.043510
     0.100419    0.041546
     0.087469    0.039332
     0.074753    0.036830
     0.062354    0.033994
     0.050378    0.030783
     0.039021    0.027161
     0.028597    0.023137
     0.019601    0.018856
     0.012624    0.014716
     0.007802    0.011144
     0.004640    0.008212
     0.002567    0.005804
     0.001215    0.003765
     0.000386    0.001982
     0.000020    0.000381
     0.000157   -0.001116
     0.000954   -0.002587
     0.002432   -0.003886
     0.004578   -0.005075
     0.007597   -0.006275
     0.012003   -0.007561
     0.018644   -0.008938
     0.028138   -0.010257
     0.039834   -0.011302
     0.052555   -0.011999
     0.065723   -0.012396
     0.079132   -0.012562
     0.092688   -0.012550
     0.106349   -0.012399
     0.120081   -0.012141
     0.133859   -0.011795
     0.147675   -0.011377
     0.161512   -0.010899
     0.175373   -0.010368
     0.189252   -0.009794
     0.203145   -0.009183
     0.217055   -0.008541
     0.230978   -0.007875
     0.244912   -0.007189
     0.258861   -0.006488
     0.272820   -0.005778
     0.286786   -0.005062
     0.300754   -0.004344
     0.314716   -0.003631
     0.328675   -0.002926
     0.342626   -0.002229
     0.356566   -0.001545
     0.370505   -0.000878
     0.384445   -0.000225
     0.398379    0.000411
     0.412307    0.001027
     0.426235    0.001622
     0.440162    0.002196
     0.454076    0.002747
     0.467978    0.003267
     0.481879    0.003754
     0.495783    0.004209
     0.509687    0.004633
     0.523590    0.005023
     0.537494    0.005381
     0.551400    0.005706
     0.565305    0.005999
     0.579210    0.006258
     0.593117    0.006484
     0.607024    0.006678
     0.620930    0.006839
     0.634836    0.006965
     0.648742    0.007058
     0.662647    0.007118
     0.676552    0.007143
     0.690457    0.007134
     0.704362    0.007090
     0.718266    0.007013
     0.732172    0.006901
     0.746080    0.006756
     0.759988    0.006578
     0.773899    0.006368
     0.787814    0.006127
     0.801731    0.005858
     0.815650    0.005559
     0.829572    0.005234
     0.843496    0.004883
     0.857422    0.004507
     0.871349    0.004106
     0.885276    0.003682
     0.899202    0.003235
     0.913125    0.002764
     0.927043    0.002268
     0.940954    0.001745
     0.954854    0.001194
     0.968713    0.000612
     0.982285    0.000012
     0.994170   -0.000515
     1.000000   -0.000752


The AG2x airfoils are intended to be used on composite versions of the 
Bubble Dancer and the Allegro-Lite.
Dat file parser warnings
  • Line 162 - Invalid characters : The AG2x airfoils are intended to be used on composite versions of the
  • Line 163 - Invalid characters : Bubble Dancer and the Allegro-Lite.
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Polars for AG27 Bubble Dancer DLG by Mark Drela (ag27-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   ag27-il50,000937.8 at α=4.75°Mach=0 Ncrit=9Xfoil predictionDetails
   ag27-il50,000539.6 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   ag27-il100,000955.1 at α=4.25°Mach=0 Ncrit=9Xfoil predictionDetails
   ag27-il100,000553 at α=4°Mach=0 Ncrit=5Xfoil predictionDetails
   ag27-il200,000971.7 at α=3.75°Mach=0 Ncrit=9Xfoil predictionDetails
   ag27-il200,000565.3 at α=3.75°Mach=0 Ncrit=5Xfoil predictionDetails
   ag27-il500,000991.3 at α=3.25°Mach=0 Ncrit=9Xfoil predictionDetails
   ag27-il500,000581.1 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   ag27-il1,000,0009103.4 at α=3.25°Mach=0 Ncrit=9Xfoil predictionDetails
   ag27-il1,000,000595.4 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
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