Triathlon Lab

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Athletes

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Rankings

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Race-feed rankings and Triathlon Lab power indexes for current pro form.

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Race rankings

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Power rankings

Long-Course Power Index70.3 + T100 Full-Distance SpecialistsFull IM first Middle-Distance Specialists70.3/T100 first Short-Course SpecialistsWTCS required

Start List Explorer

Start-list explorer

Podium pick research

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Useful context

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ToolsWIP

Research tools

Find the right research path

A compact set of working tools for planning, searching results, and choosing races.

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Planning

Kona FinderSlot-fit planner Race FinderCourse and race catalog

Reference

World Triathlon ReferenceOfficial context ChangelogUpdates

Pro Age Group

Building race view...

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Master athlete

Malcolm Stephenson

Unified profile powered by master athlete and result tables.

maleGBAge GroupViewing AG

IDs>

WTC IDb70fc1d4-af37-ef11-840a-00224809fd7c

Pro results

AG results

Races

Best finish

#270

Race history

1 results

2026 IRONMAN 70.3 Bolton

Jun 7, 2026halfM45-49

#270

Place

Finish

5:21:58

Swim

0:38:42

Bike

2:53:42

Run

1:41:29

		Race							Finish
270	741	IRONMAN 70.3 Bolton 2026Age Group70.3	Jun 7, 2026	0:38:42 2:02/100m	0:04:49	2:53:42 19.3 mph	0:03:16	1:41:29 7:44/mi	5:21:58