Topic: SOLAR-1 Planned Outage/STIS Limited Performance Test

Date/Time Issued: September 29, 2026 1747Z


Product(s) or Data Impacted: STIS Data


Date/Time of Initial Impact: October 1, 2026 1100Z

Date/Time of Expected End: 
October 1, 2026 1155Z

Length of Event: 55 minutes


Details/Specifics: The STIS Limited Performance Test (LPT) will be performed Thursday, October 1, from 1100Z to 1155Z. This is a recurring calibration performed bi-monthly until the End Of Life (EOL) of the instrument. This may result in a invalid data during the calibration period.


Contact for Further Information: nesdis.ospo.solar.engineers@noaa.gov, or goes-r.product.engineering.group@noaa.gov during normal business hours


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