Due to an anomaly registered on the VFM (Vector Field Magnetometer) on board Swarm Charlie spacecraft, the VFM science data was not received from 27 December at 19:26 UTC to 28 December 2022 at 11:07 UTC.

The production of Swarm Charlie L1B magnetic data, L2 FAC, FAC_AC and IBI data has been affected during this time window and cannot be recovered.