diff --git a/input/extra_photo_files/1ppbO2.photo b/input/extra_photo_files/1ppbO2.photo
new file mode 100644
index 0000000000000000000000000000000000000000..df4be88f544bd32c06b9290926f3664cb29d4aa7
--- /dev/null
+++ b/input/extra_photo_files/1ppbO2.photo
@@ -0,0 +1,2 @@
+-4.14278e-18 -1.01012e-22
+-6.16399e-16 -3.74197e-21