Update #1: Prior to FBKs at 05:08z automation was set to ACK per engineering (to avoid further data loss) and the prior missing data is unrecoverable. FBKs (Rev 49098) was nominal with a READMM of 14 of 22 Minutes. HKTMR, PLTM1 and PLTM2 files - 100%.

Topic: Jason 3 Data Delay

Date/Time Issued: July 15, 2026 0634Z

Product(s) or Data Impacted: Jason 3 data

Date/Time Initial Impact: July 14, 2348 00Z

Date/Time of Expected End: TBD

Details/Specifics: Due to missing files after FBKs pass (Rev 49095) a NO ACK was set by automation to replay data on the next pass. HKTMR file - 91%, PLTM1 and PLTM2 files - 92%. On the next scheduled FBKs pass (Rev 49096). Same issue with dropped frames and site notified. HKTMR file - 92%, PLTM1 and PLTM2 files - 94% Data to be attempted to be recovered on the next available pass FBKs at 05:08z.

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