Update #2: We will have this outage at 1500Z on the first business day out of CWD (right now, that is Thursday Sep 24. It will slip daily until we are out of CWD. Updated notification language below. The impact time has changed to Sep 24, the CWD exclusion has been updated, and the GOES Payload phone number has been updated. Please let me know if you have any questions or concerns.

Update #1: This activity is subject to Critical Weather Day (CWD). It will slip one business day until there is not a CWD at 1500Z.

Topic: GOES-16 ABI Inner Annulus and Solar Exclusion Zone Update

Date/Time Issued: Sept 22, 2020 2129Z

Product(s) or Data Impacted: GOES-16 ABI Inner Annulus and Solar Exclusion Zone Update

Date/Time of Initial Impact: Sept 25, 2020 1500Z (Sept 24, 2020 1500Z)

Date/Time of Expected End: Sept 25, 2020 1510Z (Sept 24, 2020, 1510Z)

Length of Outage: 10 minutes

Details/Specifics of Change: A GOES-16 (GOES-EAST) ABI Inner Annulus and Solar Exclusion Zone will be updated on September 25 at 1500Z due to these values being wiped from RAM as a result of the GOES-16 ABI Autonomous Reset Anomaly. The commanding will take less than 10 minutes and timeline 19 will run at the end of the commanding sequence to reduce INR impacts. The mode 6 timeline will resume at 1510Z.

This activity is not subject to CWD.

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

GOES Payload Engineering at 301-817-4409

Web Site(s) for applicable information: N/A

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