fix orbital_slot

himawari/ahi2cmi.py

@@ -300,7 +300,7 @@ class HimawariAHIasCMIP(object):
 
     @property
     def orbital_slot(self):
-        return "GOES-{}".format(self._hs.satellite_name)
+        return "GOES-{}".format(self.platform_id)
 
     @property
     def scene_id(self):