Topic: GOES-16 and GOES-18  ABI Lunar Trending Calibration Scans scheduled for Aug 31 - Sep 3, 2023

Date/Time Issued:  Aug 24, 2023, 2214

Product(s) or Data Impacted: GOES-16 and GOES-18 ABI MESO-2 outages

Date/Time of Initial Impact: Aug 31, 2023, 17:10Z

Date/Time of Expected End: Sep 3, 2023, 00:08Z

Length of Outage:  Approximately 2 minutes for each event. See the schedule below.

Details/Specifics of Change:

Several, very short, GOES-16 and GOES-18 routine calibration scans for lunar trending will be performed on Aug 31 - Sep 3, 2023, 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-16:

• 08/31/2023 (DOY 243) 17:10:36Z & 18:11:49Z
• 09/02/2023 (DOY 245) 18:45:48Z & 19:56:33Z

GOES-18:

• 08/31/2023 (DOY 243) 21:22:00Z & 22:32:15Z
• 09/02/2023 (DOY 245) 23:05:52Z & 09/03/2023 (DOY 246)  00:08:13Z