Update 1: The solar calibration has moved from March 18 to March 19

Topic: GOES-18 ABI solar calibration scan

Date/Time Issued: March 14, 2022 2035Z

Product(s) or Data Impacted: GOES-18 ABI product outage

Date/Time of Initial Impact: March 19, 2023 1510 UTC

Date/Time of Expected End: March 19, 2023 1520 UTC

Length of Outage: Approximately 5 minutes at the beginning of a period of Continuous Full Disk operations

Details/Specifics of Change:

On March 19, 2023, GOES-18 ABI 10-minute Flex Mode (mode 6) will be replaced with approximately 10 minutes of Continuous Full Disk (mode 4) from 1510-1520 UTC. A GOES-18 ABI solar calibration scan will be performed between 1515-1520 UTC, resulting in an outage of all ABI products. ABI 10-minutes Flex Mode (mode 6) will resume at 1520 UTC. The next Full Disk scan will populate at 1520 UTC.

Contact Information for Further Information: ESPC Operations at ESPCOperations@noaa.gov or 301-817-3880

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