diff --git a/script/test_iteration.py b/script/test_iteration.py
new file mode 100644
index 00000000..afabb9ee
--- /dev/null
+++ b/script/test_iteration.py
@@ -0,0 +1,19 @@
+#energy/intergration time dict
+
+energies = [(450,{"pass":20, "time":1.}),
+            (2000,{"pass":20, "time":1.}),
+            ]
+
+AU_CENTER = 4.5
+AS_CENTER = 42.5
+
+for e,e_dict in energies:
+    pass_energy = e_dict["pass"]
+    time = e_dict["time"]
+    photon_energy = float(e)
+
+    print(photon_energy)
+    print(time)
+    print(pass_energy)
+
+    
\ No newline at end of file