PAR129493 Published February 8, 2018 at 1096 × 704 in Cornell Capa ← Previous Next → GERMANY. Near Hahn. The 69th Tactical Missile Squadron. The iron curtain is 6 minutes away by jet speed. The TM-61 is jet-propelled,doing 140 knots in 2 seconds after firing, sub-sonic in flight but dives on its target at supersonic velocity.