Due to an on-board anomaly occurred on 1 November 2021 at 10:27 UTC, all the instruments on Swarm Charlie were switched off causing data gaps on the data production.
All the instrument were gradually switched back on between 1 November 2021 and 2 November 2021. In particular:
- STR: switched ON on 01/11/2021 at 16:02 UTC
- GPSR switched ON on 01/11/2021 at 17:34 UTC
- VFM and ACC switched ON on 02/11/2021 at 12:16 UTC
- EFI switched ON on 02/11/2021 at 13:47 UTC
The production of Swarm Charlie science data for the affected time window cannot be recovered.