Air transportation has become one of the key transportation system in today's world. Especially when business and trade across the world is increasing. This then brings the necessity to make the aero plane journeys safer because of the increase in number of people utilizing its possibility. Airplane paths are designed in such a way that they face least obstruction in its path and experience less turbulence. However, sometimes unexpected conditions come up like an engine failure, extreme weather

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... conditions, shortage of fuel etc...where an emergency landing become necessary. For this purpose , many automated systems are designed. This paper gives the reader an overview of some of these systems and an insight to an image processing system for the same and its performance comparison when two types of clustering is used.