GNSS operations are unreliable in the affected area due to GBAS channel failures.

G0279/25

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Navigation Aid Status

2025-06-21 00:00 - 2025-09-20 23:59

Period of Applicability

2025-06-21 00:00 - 2025-09-20 23:59

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Interpretation

GNSS operations are unreliable within the affected area due to the failure of GBAS channels CH20826 and CH20415, impacting RNAV(GNSS), SID/STAR RNAV(GNSS), and GLS 05/23 procedures.

Message

GNSS OPERATION UNRELIABLE WI AD AREA. RNAV(GNSS), SID/STAR RNAV(GNSS), GLS 05/23 PROC NOT AVBL DUE TO GBAS CH20826, CH20415 FAILURE.

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Raw NOTAM

G0279/25 NOTAMN
Q) UUWV/QGWAU/I/NBO/EA/000/999/5733N04010E150
A) UUDL B) 2506210000 C) 2509202359
E) GNSS OPERATION UNRELIABLE WI AD AREA.
RNAV(GNSS), SID/STAR RNAV(GNSS), GLS 05/23 PROC NOT AVBL DUE TO
GBAS CH20826, CH20415 FAILURE.

Issued 17 days ago

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