diff --git a/1. Proyecto encontrar el coeficiente de rozamineto en una servilleta/Datos Tracker/Abierta5.txt b/1. Proyecto encontrar el coeficiente de rozamineto en una servilleta/Datos Tracker/Abierta5.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cfa0e6149d00e7e5aa7b9f3398720be45401c139
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+++ b/1. Proyecto encontrar el coeficiente de rozamineto en una servilleta/Datos Tracker/Abierta5.txt	
@@ -0,0 +1,75 @@
+## masa A    ##
+##   t      y   ##
+0.000   0.229
+0.017   -1.426
+0.033   -1.389
+0.050   -1.535
+0.067   -1.461
+0.083   -3.251
+0.100   -2.742
+0.117   -4.025
+0.133   -4.286
+0.150   -4.788
+0.167   -6.489
+0.184   -7.958
+0.200   -10.070
+0.217   -12.372
+0.234   -13.935
+0.250   -15.471
+0.267   -16.670
+0.284   -22.191
+0.300   -22.764
+0.317   -25.672
+0.334   -28.019
+0.350   -30.154
+0.367   -34.320
+0.384   -38.468
+0.400   -40.648
+0.417   -40.984
+0.434   -42.419
+0.450   -45.089
+0.467   -46.373
+0.484   -48.400
+0.500   -48.201
+0.517   -50.147
+0.534   -51.274
+0.551   -53.237
+0.567   -54.422
+0.584   -57.311
+0.601   -57.191
+0.617   -58.695
+0.634   -61.414
+0.651   -62.533
+0.667   -65.441
+0.684   -67.822
+0.701   -69.292
+0.717   -70.482
+0.734   -74.189
+0.751   -73.182
+0.767   -72.504
+0.784   -71.696
+0.801   -74.268
+0.817   -75.389
+0.834   -78.345
+0.851   -79.381
+0.868   -80.777
+0.884   -81.587
+0.901   -82.509
+0.918   -84.060
+0.934   -84.809
+0.951   -86.203
+0.968   -86.014
+0.984   -85.980
+1.001   -85.846
+1.018   -87.983
+1.034   -88.721
+1.051   -89.663
+1.068   -89.997
+1.084   -90.933
+1.101   -91.846
+1.118   -93.423
+1.134   -95.397
+1.151   -95.757
+1.168   -96.591
+1.185   -97.622
+1.201   -98.247