diff --git a/1. Proyecto encontrar el coeficiente de rozamineto en una servilleta/Datos Tracker/Abierta3.txt b/1. Proyecto encontrar el coeficiente de rozamineto en una servilleta/Datos Tracker/Abierta3.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7455fb9d18e92729cf06d3582b5ca78bcf8c9ffe
--- /dev/null
+++ b/1. Proyecto encontrar el coeficiente de rozamineto en una servilleta/Datos Tracker/Abierta3.txt	
@@ -0,0 +1,73 @@
+## masa A    ##
+## t        y ##
+0.00000  0.18006
+0.01715 -1.32584
+0.03345 -1.51370
+0.05006 -1.51450
+0.06701 -1.51433
+0.08359 -3.39479
+0.09995 -2.83253
+0.11700 -3.96156
+0.13276 -4.14866
+0.14985 -4.90052
+0.16710 -6.78358
+0.18375 -7.72527
+0.20029 -9.79490
+0.21709 -11.86791
+0.23354 -13.36922
+0.25017 -15.06000
+0.26695 -16.38116
+0.28426 -21.64656
+0.29983 -21.83751
+0.31711 -24.85407
+0.33370 -27.30423
+0.35011 -29.56310
+0.36727 -33.51677
+0.38418 -37.46571
+0.39985 -39.72120
+0.41739 -39.90726
+0.43425 -41.22768
+0.45095 -43.66956
+0.46688 -45.18475
+0.48406 -47.44313
+0.50039 -47.61857
+0.51728 -49.32151
+0.53376 -50.63956
+0.55106 -52.51873
+0.56778 -53.45685
+0.58361 -55.72302
+0.60130 -55.72339
+0.61727 -57.22383
+0.63360 -60.23069
+0.65125 -61.17505
+0.66675 -63.99960
+0.68407 -66.26532
+0.70080 -67.57184
+0.71726 -68.78145
+0.73404 -72.58054
+0.75131 -71.86704
+0.76725 -71.15185
+0.78447 -71.15153
+0.80145 -73.04962
+0.81798 -74.71087
+0.83423 -77.08351
+0.85113 -78.26872
+0.86847 -79.68706
+0.88398 -80.39931
+0.90066 -81.34763
+0.91761 -83.01402
+0.93432 -83.49109
+0.95100 -84.91298
+0.96765 -85.14762
+0.98402 -85.39120
+1.00109 -85.14596
+1.01795 -87.28380
+1.03411 -87.51722
+1.05085 -88.70709
+1.06829 -89.18010
+1.08420 -89.88526
+1.10147 -90.83691
+1.11787 -92.26147
+1.13371 -94.63762
+1.15105 -95.11151
+1.16773 -95.58159
\ No newline at end of file