खगोल भौतिकी और एयरोस्पेस प्रौद्योगिकी

Background: RFC 4949 characterizes unwavering quality Availability alludes to the likelihood that a framework is functional at a given moment and dependability implies that a piece of gear carries out its expected role under expressed conditions for a particular time frame span without disappointment.

Optional Surveillance Radar (SSR) is a helpful reconnaissance innovation which gives target data like airplane character and elevation. With regards to our paper we can consider it a computerized means to trade position information. It depends on SSR ground stations that broadcast cross examinations to airplane transponders. There are a few flying transponder cross examination modes: Mode 1 to 5 for military use and Mode A, B, C, D and S for non military personnel use.