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Lap Time vs Split Time with a Three Round Worked Example
Learn lap time vs split time with checkpoints at 12, 27 and 39 seconds. Compare each round, calculate cumulative times and see how a pause affects the total.
Lap time measures one interval. Split time measures the accumulated time from the start to a checkpoint. If three rounds finish at 12, 27 and 39 seconds, their lap times are 12, 15 and 12 seconds. The two columns describe the same session from different starting points.
This lap time vs split time guide follows those three checkpoints, then adds a five-second pause. The numbers are worked examples, not recorded performances. Use them to read the Lap time and Total time columns in the FunBox stopwatch before timing your own rounds.
Define a lap and a split using one timeline
Start at zero and imagine three consecutive rounds. The first ends after twelve seconds. The second ends when the stopwatch reaches twenty-seven seconds, and the third ends at thirty-nine. Keep the stopwatch running throughout this first example, recording a lap at each boundary.
The SEIKO S058 instructions distinguish the time between stages from the time since the activity began. That is the distinction used here. A stage can be a track lap, but it can also be a drawing round or a practice attempt with a clearly defined finish.
Choose the boundary before starting. If one person records the end of drawing while another waits for the answer, their intervals include different activities. Consistent start and finish points make the columns useful when you compare rounds.
Read three checkpoints without mixing the columns
Read this table from top to bottom. Each row records a completed interval and the cumulative time at its finish. The first lap and first split match because both begin at zero. Later rows use different starting points.
| Checkpoint | Lap calculation | Lap time | Split or total time |
|---|---|---|---|
| Round 1 ends | 12 minus 0 | 12 | 12 |
| Round 2 ends | 27 minus 12 | 15 | 27 |
| Round 3 ends | 39 minus 27 | 12 | 39 |
Calculate a lap from two cumulative times
To calculate a lap, subtract the preceding cumulative time from the new one. For Round 2, twenty-seven minus twelve gives fifteen seconds. For Round 3, thirty-nine minus twenty-seven gives twelve. The middle round took three seconds longer than either neighboring round.
You can calculate split time by adding completed lap times. Twelve plus fifteen gives the second split of twenty-seven. Add the final twelve to reach thirty-nine. Adding the three cumulative figures instead would count earlier intervals repeatedly and produce seventy-eight, which is not the session duration.
Can a split get larger while a lap gets shorter? Yes. From Round 2 to Round 3, the cumulative total rises from twenty-seven to thirty-nine while the individual interval drops from fifteen to twelve. A larger cumulative figure alone cannot tell you that a later round was slower.
Keep units consistent when subtracting. If a record crosses a minute boundary, convert both readings to seconds first, or subtract them as durations. For example, one minute five seconds is sixty-five seconds; subtracting a preceding fifty-eight seconds gives a seven-second lap.
Keep pauses out of the worked comparison
Are paused seconds included in the first table? No. It contains continuous running time. FunBox also excludes time while its Pause control is active. Pressing Lap records a checkpoint without pausing, so the choice of button matters.
Now pause immediately after recording the first twelve-second lap, wait five seconds, then resume. Complete another fifteen seconds of activity and then twelve more. The physical session lasts forty-four seconds from start to finish, while the stopwatch accumulates thirty-nine seconds of running time.
| Moment | Time since start including pause | Stopwatch total |
|---|---|---|
| First lap recorded | 12 seconds | 12 seconds |
| Pause ends, then resume | 17 seconds | 12 seconds |
| Second lap recorded | 32 seconds | 27 seconds |
| Third lap recorded | 44 seconds | 39 seconds |
Record three laps and compare the columns
Open a fresh stopwatch and press Start. At each agreed finish point, press Lap while the clock is running. The table stores the interval in Lap time and the cumulative reading in Total time. Its latest row appears first, so use the lap numbers to follow the original order.
The Current lap display measures the unfinished interval since the most recent lap. It changes as the clock runs and has not yet become a stored row. Press Lap at the last finish before pressing Pause if you want that final interval in the table. Pause by itself freezes the clock without adding a lap.
After pausing, Resume continues the same total. Reset clears the total and all recorded laps. The Lap button is unavailable while paused, so record a needed boundary before pausing instead of expecting Pause to save it automatically.
Keep one session open for the three-round comparison. Resetting between rounds starts each measurement from zero and removes the original cumulative sequence. If you do start a new run, label it separately so its readings are not mixed with the earlier checkpoints.
Copy the times before resetting
Use Copy time and laps when you need to keep the record. The copied text includes the total and numbered lap rows, with each lap followed by its cumulative total. Save it in your notes before refreshing, leaving the page or pressing Reset. FunBox keeps these records in the current page session.
The current limit is 200 recorded laps. At that limit, the clock can continue running, but you cannot add another lap until resetting. Copy the existing results first. Keep the device awake during timing; browser or device suspension can interrupt measurement, and displayed hundredths do not establish certified accuracy.
For an activity to time, the charades guide explains how to define a turn and its finish. Keep those rules beside your record, then record three laps and compare Lap time with Total time before clearing the page.