For those commenting on the ATC 0000Z recording posted above, note that there was one further call with R116 made on the next tape (from 0030Z) which
you can get here. Skip to about 4:30 in the recording.
"Shannon, Rescue 116"
"Rescue 116, Shannon go"
"Passing 4000 feet now in the descent making our way to Blacksod for refuel, Rescue 116"
"Copy ... <inaudible>"