diff --git a/Lab 3/Lab 3.ipynb b/Lab 3/Lab 3.ipynb
index e375455..f331e00 100644
--- a/Lab 3/Lab 3.ipynb	
+++ b/Lab 3/Lab 3.ipynb	
@@ -43,13 +43,6 @@
     "## <p style=\"text-align: center;\">Part 1: Astronomical Magnitudes</p>"
    ]
   },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "Throughout this lab we will use three image files: ```cluster1.fits```, ```cluster2.fits```, and ```cluster3.fits```, and three catalogs of extracted stars: ```cluster1.cat```, ```cluster2.cat```, and ```cluster3.cat```.  We will begin with the pair ```cluster1.fits``` and ```cluster1.cat```."
-   ]
-  },
   {
    "cell_type": "markdown",
    "metadata": {},
diff --git a/Lab 3/cluster.fits b/Lab 3/cluster.fits
new file mode 100644
index 0000000..415b039
Binary files /dev/null and b/Lab 3/cluster.fits differ