A navaid's flight-inspection validity has expired and its calibration is unverified.

B0665/25

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Navigation Aid Status

2025-09-07 06:36 - 2025-12-05 23:59

Period of Applicability

2025-09-07 06:36 - 2025-12-05 23:59

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Interpretation

Flight inspection (flight check) validity for navaid/facility 'UDF' has expired; calibration/verification is not confirmed until a new flight check is carried out.

Message

UDF FLTCK EXPIRED.

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Raw NOTAM

B0665/25 NOTAMR B0511/25
Q) OIIX/QNXXX/AE/000/999/
A) OIMM B) 2509070636 C) 2512052359 EST
E) UDF FLTCK EXPIRED.

Issued 12 days ago

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