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WorkHoursKit

Panama Schedule Calculator

Generate a rotating 28-day Panama-style schedule that uses the 2-2-3 work/off cadence and alternates day and night blocks.

Panama-style Day/night rotation 28-day cycle Scheduled hours
Privacy: calculations are completed in your browser. The calculator does not require an account or send the entered values to a WorkHoursKit database.

How to use the Panama Schedule Calculator

  1. Provide a rotation start date, starting day-or-night block, shift length and display range using one consistent planning period.
  2. Confirm the actual day/night rotation interval and the correct start phase.
  3. Calculate the result to generate a 28-day Panama-style rotation with alternating 2-2-3 day and night blocks.
  4. When reviewing the output, watch for assuming all Panama rosters rotate every 14 days.

What this calculator does

Generate a rotating 28-day Panama-style schedule that uses the 2-2-3 work/off cadence and alternates day and night blocks. Only the values entered on the page are used to generate a 28-day Panama-style rotation with alternating 2-2-3 day and night blocks.

Schedule results depend on the cycle start date being aligned with day 1 of the real roster. A one-day error in the anchor date shifts every displayed assignment.

The 14-day 2-2-3 work/off cadence repeats twice while the modeled assignment changes from day to night, or night to day, for a 28-day rotation.

The 28-day pattern must be aligned before alternating shifts

A Panama-style schedule often alternates day and night blocks across a longer cycle. The start date and starting shift determine where every later block falls. Validate both before using the output as a roster reference.

Calculation example

Example input: Rotation starts July 1 with day shifts first, 12 hours per work shift, display 28 days

Example result: A 28-day output with the first 14-day block on days and the second 14-day block on nights.

For a real record, replace every sample value with your own data and verify the actual day/night rotation interval and the correct start phase.

How to interpret the result

Named schedules can be implemented differently by employers. Compare the generated pattern with an approved roster before using it for attendance or leave decisions.

In particular, confirm the actual day/night rotation interval and the correct start phase and avoid assuming all Panama rosters rotate every 14 days.

Practical checks before using the result

  • Verify the key assumption: the actual day/night rotation interval and the correct start phase.
  • Avoid a common error: assuming all Panama rosters rotate every 14 days.

Calculation design and testing notes are documented in the Calculator Methodology and Accuracy Policy.

Related WorkHoursKit tools

Continental Shift Calculator Display a repeating rotation through different shift types and rest days. Rotating Shift Calendar Build a flexible dated calendar from any repeating list of shift names. Custom On/Off Calculator Create simple work-rest cycles such as 5 on 2 off, 6 on 3 off or 14 on 14 off. Am I Working This Date? Check one calendar date against a known repeating roster cycle.
Important: verify source information, official requirements and workplace policies before using a result for payroll, compliance, scheduling, staffing or employment decisions.