An update of the EFI-TII Gain Correction Map was executed on the three Swarm spacecraft between 29 March and 3 April 2022. Because of this, gaps in EFI-LP data are observed in the following time windows:

Swarm Alpha:

• from 29 March at 22:57 to 30 March at 02:33 UTC
• from 30 March at 23:47 to 31 March at 03:22 UTC
• from 31 March at 23:04 to 1 April at 02:39 UTC

Swarm Bravo:

• from 31 March at 23:57 to 1 April at 03:32 UTC
• from 1 April at 23:37 to 2 April at 03:12 UTC
• from 00:51 to 04:27 UTC on 3 April

Swarm Charlie:

• from 29 March at 22:57 to 30 March at 02:32 UTC
• from 30 March at 23:47 to 31 March at 03:22 UTC
• from 31 March at 23:04 to 1 April at 02:39 UTC