diff --git a/Procesamiento_digital_imagenes_bordes_BPF.ipynb b/Procesamiento_digital_imagenes_bordes_BPF.ipynb
index 6c523d4ff708a195eff6c33295fd0c50bf9692ec..bdaa2c802b8ceb97d6f5c453c59582cf59572a01 100644
--- a/Procesamiento_digital_imagenes_bordes_BPF.ipynb
+++ b/Procesamiento_digital_imagenes_bordes_BPF.ipynb
@@ -25,7 +25,7 @@
     "#imagename = \"Data/crateres.jpg\"\n",
     "#imagename = \"Data/Perseverance_ZR0_0074.png\" -codigo adicional para recorte de bordes negros.\n",
     "#imagename = \"Data/mastcamz_2_prints.jpg\"\n",
-    "imagename = \"Data/Data_Mars_Mars8.png\"\n",
+    "imagename = \"Data_Mars/Mars8.png\"\n",
     " \n",
     "# read the image data using PIL\n",
     "image = Image.open(imagename)"
diff --git "a/Segmentaci\303\263n.ipynb" "b/Segmentaci\303\263n.ipynb"
index 63404491aecaeaf359a523c371d540a3dcdf2ea9..1e3330e5e3bf2481bf67035bf12ffbc34abbb603 100644
--- "a/Segmentaci\303\263n.ipynb"
+++ "b/Segmentaci\303\263n.ipynb"
@@ -561,6 +561,21 @@
     "plt.show()\n"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Cráteres\n",
+    "path = 'Data_Mars/crateres.jpg'\n",
+    "seg.gra_umbral(path)\n",
+    "umbral = 70\n",
+    "img10 = seg.segmentar(path, seg.thresh_inv(path, umbral), 0.10)\n",
+    "plt.imshow(img10[200:300, 100:200])\n",
+    "plt.show()"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,
@@ -676,7 +691,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.6"
+   "version": "3.7.3"
   }
  },
  "nbformat": 4,