diff --git a/HARMONIC b/sydney-tides/HARMONIC
similarity index 100%
rename from HARMONIC
rename to sydney-tides/HARMONIC
diff --git a/fort_con.txt b/sydney-tides/fort_con.txt
similarity index 100%
rename from fort_con.txt
rename to sydney-tides/fort_con.txt
diff --git a/sydney_tides.py b/sydney-tides/sydney_tides.py
similarity index 100%
rename from sydney_tides.py
rename to sydney-tides/sydney_tides.py