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!! NOT FOR OPERATIONAL USE !! data may be stale, incomplete, or wrong


numberA1539/26 CANCELLED
locationVVHM
begin2026-05-23 00:01 UTC (16d ago)
end2026-06-30 23:00 UTC (in 22d)
CADS id2609211
CADS seq-
CADS msgNMS_ID_1779441705396000

raw text:

RADIO CHECK ON THE FOLLOWING FREQ DRG PERIODS OF LOW AIR 
TFC DENSITY, NO ADVERSE WX PHENOMENA:
- SECTOR 1: 134.050 MHZ (PRI), 125.375 MHZ (SRY)
- SECTOR 2: 120.100 MHZ (PRI), 128.775 MHZ (SRY)
- SECTOR 3: 120.900 MHZ (PRI), 133.850 MHZ (SRY)
- SECTOR 4: 133.050 MHZ (PRI), 119.350 MHZ (SRY)
- SECTOR 5: 120.700 MHZ (PRI), 133.150 MHZ (SRY)
- SECTOR 6: 132.350 MHZ (PRI), 128.775 MHZ (SRY)
- SECTOR 7: 128.175 MHZ (PRI), 133.850 MHZ (SRY)
- EMERG: 121.500 MHZ
- TAN SON NHAT TMC: 125.500 MHZ (PRI), 124.075 MHZ (SRY)
- TAN SON NHAT ARR: 126.350 MHZ (PRI), 127.725 MHZ (SRY)
- HF ACC HO CHI MINH: 11297/11396/13300/5655/8942 KHZ.

icao text:

A1539/26 NOTAMN 
 Q) VVHM/QCAXX/IV/NBO/E/000/999/1122N10849E999
 A) VVHM B) 2605230001 C) 2606302300 
 E) RADIO CHECK ON THE FOLLOWING FREQ DRG PERIODS OF LOW AIR 
 TFC DENSITY, NO ADVERSE WX PHENOMENA:
 - SECTOR 1: 134.050 MHZ (PRI), 125.375 MHZ (SRY)
 - SECTOR 2: 120.100 MHZ (PRI), 128.775 MHZ (SRY)
 - SECTOR 3: 120.900 MHZ (PRI), 133.850 MHZ (SRY)
 - SECTOR 4: 133.050 MHZ (PRI), 119.350 MHZ (SRY)
 - SECTOR 5: 120.700 MHZ (PRI), 133.150 MHZ (SRY)
 - SECTOR 6: 132.350 MHZ (PRI), 128.775 MHZ (SRY)
 - SECTOR 7: 128.175 MHZ (PRI), 133.850 MHZ (SRY)
 - EMERG: 121.500 MHZ
 - TAN SON NHAT TMC: 125.500 MHZ (PRI), 124.075 MHZ (SRY)
 - TAN SON NHAT ARR: 126.350 MHZ (PRI), 127.725 MHZ (SRY)
 - HF ACC HO CHI MINH: 11297/11396/13300/5655/8942 KHZ.

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