618 

NOUS72 KNES 302049

ADMNES

TOPIC: GOES-18 AND GOES-19 ABI LUNAR TRENDING CALIBRATION SCANS SCHEDULED

FROM JANUARY 6 THROUGH JANUARY 8, 2026.





DATE/TIME ISSUED: DECEMBER 30, 2025 2034Z





PRODUCT(S) OR DATA IMPACTED: GOES-18 AND GOES-19 ABI MESO-2 OUTAGES





DATE/TIME OF INITIAL IMPACT: JANUARY 6, 2026 20:08:12Z (JDAY 006)





DATE/TIME OF EXPECTED END: JANUARY 8, 2026 01:51:34Z (JDAY 008)





LENGTH OF OUTAGE:  APPROXIMATELY 2 MINUTES FOR EACH EVENT. SEE THE SCHEDULE

BELOW.







DETAILS/SPECIFICS: SEVERAL, VERY SHORT, GOES-18 AND GOES-19 ROUTINE

CALIBRATION SCANS FOR LUNAR TRENDING WILL BE PERFORMED BETWEEN JANUARY 6

AND JANUARY 8, 2026, RESULTING IN AN OUTAGE OF ABI MESO-2 PRODUCTS FOR

ABOUT 2 MINUTES FOR EACH EVENT. ABI MESO-1 WILL STILL BE AVAILABLE DURING

THIS TIME. THE SCHEDULES ARE BELOW:



*IMPACTS:*



*GOES-18:*







           01/07/2026 (DOY 007) 00:18:53 UTC & 00:34:53 UTC



           01/08/2026 (DOY 008) 00:30:10 UTC & 01:51:34 UTC







*GOES-19:*



           01/06/2026 (DOY 006) 20:08:12 UTC & 20:11:12 UTC



           01/07/2026 (DOY 007) 20:17:23 UTC & 21:33:18 UTC





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