diff --git a/pylot/core/loc/hsat.py b/pylot/core/loc/hsat.py
new file mode 100644
index 00000000..faa18be5
--- /dev/null
+++ b/pylot/core/loc/hsat.py
@@ -0,0 +1,2 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
diff --git a/pylot/core/loc/velest.py b/pylot/core/loc/velest.py
new file mode 100644
index 00000000..faa18be5
--- /dev/null
+++ b/pylot/core/loc/velest.py
@@ -0,0 +1,2 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-