Transponder Mode 3/A Codes (UK)

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Can you name the Transponder Mode 3/A Codes?

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How to Play
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Mode 3/A meaningSquawk
Open Skies observation
Non-SSR environment
NATO Air Defence Priority (first in series)
Military low level conspicuity / climb-out
General conspicuity
Radio failure
General emergency
High-energy manoeuvres
Mode 3/A meaningSquawk
MPA / FPA / METMAN conspicuity
FIR lost
Royal flights - helicopters
Pipeline / powerline inspection
SSR unreliable
Autonomous ops within TRAs
Danger areas general
Red Arrows transit / display
RN Ships
Special purpose code - hi-jacking

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