Topic: GOES-18 SUVI Focus Check Calibration

Date/Time Issued: September 25, 2026 1311Z

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

Date/Time of Initial Impact: October 01, 2026 (DOY 274) 12:00z 

Date/Time of Expected End: October 01, 2026 (DOY 274) 12:41z 

Length of Outage: 41 minutes

Details/Specifics of Change: The GOES-18 SUVI instrument will execute a yearly Focus Check Calibration to estimate the best focus point for nominal SUVI operations.

Contact Information for Further Information: GOES Payload Engineering: 301-817-4409

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