On 23 April 1976 at Novosibirsk, pilots Vladimir Vylomov and V.Belanin tool off the very first time with all the prototype U-58TM combat trainer. The aircraft then ended up being ferried to Zhukovskiy for further screening, and by 25 November 1976 their state acceptance tests had been finished at Akhtubinsk. The U-58TM-with military designation Su-15UM and factory designation izdeliye 43-was a two-seat combat trainer developed through the belated production Su-15TM. Unlike the previous Su-15UT trainer, where the fuselage ended up being extended to suit a second cockpit, the length of the Su-15UM fuselage stayed unchanged. Internal gas tank capability ended up being also equivalent, and just some gear had been sacrificed to allow for the second cockpit. The Su-15UM had no radar, nonetheless it could carry R-98MT and R-60 IR-guided missiles along with weapon containers. It also lacked the SAU-58 control system, Lazur-M datalink, Sirena RWR and RSBN-5S short-range navigation system. A small amount of Su-15UM trainers were made from 1976 to 1979, and it had been the past Su-15 manufacturing series.
Specification
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