A follow-on Block II upgrade added a new rear receiver allowing the missile to receive mid-course correction from the launching aircraft. Source: Internet
Another mid-course correction was made on January 21, 1974. Source: Internet
Not all armed services using the AMRAAM have elected to purchase the mid-course update option, which limits AMRAAM's effectiveness in some scenarios. Source: Internet
Due to the mid-course maneuver, the sensors lost their lock with the Sun and Earth. Source: Internet
Kynda-class cruisers entered service; these had launchers for eight long-range SS-N-3 Shaddock ASCMs with a full set of reloads; these had a range of up to convert with mid-course guidance. Source: Internet
Lovell & Kluger 1994 The last major event before Lunar Orbit Insertion (LOI) was a second mid-course correction. Source: Internet