Lumical Blog
Whole schedules, in your calendar
Honest guides on getting rosters, timetables and school calendars off paper and into your phone, and where the tools actually help.
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The 2-2-3 schedule explained: Pitman, Panama, same rotation
Pitman and Panama are two names for the same 14-day 2-2-3 rotation. Here is the cycle day by day, the hours, and why your weekends are locked all year.
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4 on 4 off: how many hours, weekends, and days a year you really work
4 on 4 off averages 2,190 hours and 182.5 shifts a year, with 18 to 21 full weekends off in 2026. The full math, including the drift that walks your shifts through the week.
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Does a Friday night shift count as working the weekend?
In practice, yes. A Friday night shift ends Saturday morning, so the full weekend is gone even though Saturday looks free on the roster. The math, pattern by pattern.
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Pitman vs DuPont: an honest comparison of two 12-hour schedules
Both average 14.9 full weekends off in 2026. DuPont buys a 7-day break with hard transitions. Pitman buys a steady body clock with short breaks.
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Does the iOS 27 Calendar scan schedules?
iOS 27 lets Apple's Calendar create an event from a photo or a sentence. Here is what it can scan, what it can't, and when you still need a dedicated schedule scanner.
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