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THE FEUTEX TOOLKIT

Track Lap and Finish Offset

Convert a target running distance into full laps and the remaining segment.

Sports workspace● Runs in your browser
01 Your input
02 Your result
View or copy raw result data
FormulaFull laps = Math.floor((target+start_offset)/lap); Finish offset = (target+start_offset)%lap; Target laps = target/lap

Worked example

Inputs

Target
5000 m
Lap
400 m
Start offset
100 m

Expected results

Full laps
12 laps
Finish offset
300 m
Target laps
12.5 laps

Load the example in the workspace to reproduce these results. Display rounding does not change the underlying calculation.

How to use this tool

  1. Enter the measured quantities and your own planning assumptions.
  2. Review all calculated outputs and the stated limitations.

Try this example

{
  "target": 5000,
  "lap": 400,
  "start_offset": 100
}

Accuracy and scope

Fixed measured lap length. Lane stagger, official course measurement and finish-line rules are not inferred.

Is my data uploaded?

This tool runs locally in your browser. Input and output are not sent to a processing server. Copy or download your result before leaving the page.