▁registration ▁T C - J AP , ▁crash ed ▁into ▁the ▁Sea ▁of ▁Mar m ara ▁during ▁final ▁approach ▁to ▁Ist an bul ▁Ye ş il kö y ▁Airport . ▁All ▁ 4 ▁crew ▁and ▁all ▁ 3 8 ▁passengers ▁on ▁board ▁the ▁aircraft ▁were ▁killed . ▁ ▁On ▁ 1 9 ▁September ▁ 1 9 7 6 , ▁a ▁Bo eing ▁ 7 2 7 - 2 0 0 ▁registered ▁as ▁T C - JB H ▁operating ▁Turkish ▁Airlines ▁Fl ight ▁ 4 5 2 ▁from ▁Ist an bul ▁Ye ş il kö y ▁Airport ▁to ▁Ant al ya ▁Airport ▁struck ▁high ▁ground ▁in ▁the ▁Kar ate pe ▁Mountains ▁during ▁an ▁attempted ▁landing ▁in ▁I sp arta ▁instead ▁of ▁Ant al ya ▁by ▁pilot ▁error . ▁All ▁eight ▁crew ▁and ▁ 1 4 6 ▁people ▁on ▁board ▁the ▁aircraft ▁per ished ▁in ▁the ▁accident . ▁ ▁On ▁ 2 3 ▁December ▁ 1 9 7 9 , ▁a ▁F ok ker ▁F 2 8 - 1 0 0 0 , ▁registration ▁T C - J AT , ▁on ▁a ▁flight ▁from ▁S ams un - Ç ar ş amba ▁Airport ▁to ▁Es en bo ğ a ▁Airport , ▁struck ▁a ▁hill ▁in ▁K uy um c uk ö y ▁village ▁in ▁ Ç ub uk , ▁An k ara , ▁ ▁n ortheast ▁of ▁its ▁destination ▁air port ▁in ▁severe ▁tur bul ence . ▁Three ▁of ▁the ▁four ▁crew ▁and ▁ 3 8 ▁of ▁the ▁ 4 1 ▁passengers ▁on ▁board ▁were