Topic: GOES-18 EXIS Off-point Calibration

Date/Time Issued: October 29, 2025 1205Z

Product(s) or Data Impacted: GOES-18 EXIS and SUVI Product Outage

Date/Time of Initial Impact: November 5, 2025 0702z J/Day 309

Date/Time of Expected End: November 5, 2025 0712z J/Day 309

Length of Outage: 10 minutes

Details/Specifics: The GOES-18 EXIS instrument will execute a quarterly Off-point Calibration.

Contact Information for Further Information: ESPC Operations: ESPCOperations@noaa.gov or 301-817-3880; GOES Payload Engineering: 301-817-4409

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