GBAS operation is periodically unstable; use an alternative approach or vectoring if it misoperates.

G0470/26

EST

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NavApproach Procedures

2026-10-21 05:40 - 2027-01-21 23:59

Duration:LONG4 months EST

Period of Applicability

2026-10-21 05:40 - 2027-01-21 23:59

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Interpretation

GBAS operation is periodically unstable for up to 15 minutes within the aerodrome area due to an unidentified interference source. Use an alternative approach procedure or vectoring if GBAS misoperates.

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Raw NOTAM

G0470/26 NOTAMR G0313/26
Q)UEEE/QGWXX/IV/NBO/EA/000/999/6232N11402E025
A)UERR B)2610210540 C)2701212359 EST
E)UNSTABLE GBAS OPERATION OBS PERIODICALLY (NOT EXCEEDING 15MIN)
WI AD AREA DUE TO UNIDENTIFIED INTERFERENCE SOURCE. ALTN APCH
PROC, VECTORING PROC SHALL BE USED IN CASE OF MISOPERATION.

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