ReadonlydistanceOne pool length, or null when the record doesn't give the pool.
ReadonlyfromElapsed seconds from the activity's start (the Span pair).
ReadonlykindReadonlylabelReadonlynumberIts number among the swim's lengths, from 1.
ReadonlyrecordedWhat the file recorded.
ReadonlystrokeThe stroke the watch recognised ('freestyle', 'breaststroke',
'backstroke', 'butterfly', 'drill', 'mixed'), or null.
ReadonlystrokeStrokes the watch counted over the length, or null. As reported: Garmin counts cycles of the watch arm, not every arm pull.
ReadonlytoWhere it starts and ends, in elapsed time and in distance.
A drill length: its stroke count, if any, is not a swimming stroke.
Best efforts by pace: run.pace.bestEffort(km(5)).
Best efforts by power: ride.power.bestEffort(minutes(20)).
The measured values inside this stretch, by channel:
run.series.heartRate.
This stretch read for one athlete: intensity, load and zones from their settings in force on the activity's date.
The numbers for this stretch, on one time basis (elapsed by default).
One length of the pool, as the swim watch recorded it.