Transponder Mode 3/A Codes (UK)

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Can you name the Transponder Mode 3/A Codes?

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

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