fix

galsec.py

@@ -336,7 +336,7 @@ class Galsec:
         for fluid in self.fluids:
             for i, (delta, name) in enumerate(zip([delta_x, delta_y, delta_z], ["x", "y", "z"])):
                 pos = self.data[fluid]["position"][:, i]
-                minval = np.floor(np.min(pos))
+                minval = np.floor(np.min(pos) / delta)
                 bin = np.floor((pos - minval) / delta)
                 # Store the middle value
                 self.data[fluid][f"{name}_bin"] = (bin + 0.5) * delta  + minval