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* UPDATE #1: *SERVICE HAS BEEN RESUMED.


*TOPIC:* SENTINEL-6A SERVICE



DATE/TIME ISSUED: SEPTEMBER 21, 2026 1714Z



PRODUCT(S) OR DATA IMPACTED: SEE TABLE BELOW



*DATE/TIME OF INITIAL IMPACT:* SEPTEMBER 20, 2026 0105Z



*DATE/TIME OF EXPECTED END:* SEPTEMBER 20, 2026 0354


*LENGTH OF THE OUTAGE/EVENT  *2 HOURS 49 MINUTES


MESSAGE NUMBER: 14997
MESSAGE CREATION: MON SEP 21 17:00:57 UTC 2026
TYPE: SERVICE ALERT
ANN NR: 13904
REV: 1
START TIME: 2026-09-20 01:05:00.0
END TIME: 2026-09-20 03:54:00.0
SATELLITES: SENTINEL-6A
SUBJECT: GROUND-SEGMENT-ANOMALY
IMPACT: DATA-DELAYED
DETAIL: NOMINAL SERVICE HAS BEEN RESUMED.
REVISION HISTORY: [ORIGINAL] INVESTIGATION IS ONGOING.
STATUS: RECOVERED
ISSUE TIME: 2026-09-21 17:00:03.0
SERVICES: STC ALTIMETRY LR L1B PRODUCTS - S6A
STC ALTIMETRY LR L2 PRODUCTS - S6A
STC MICROWAVE AMR L2 PRODUCTS - S6A


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