Time slots
(remember, they're 'pinned' to SF/Pacific timezone so they change due to DST)
- add a European window at 6am Pacific (13:00 UTC)
- move the 8am (15:00 UTC) window to 11am (18:00 UTC)
- keep the 4pm (23:00 UTC) window as is
(a SWAT every 5 hours from 13:00 to 23:00 UTC)