Triathlon Lab

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Athletes

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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

Startlists

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Useful context

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ToolsWIP

Research tools

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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

Building race view...

Back to athletes

Master athlete

Markus Kleinfelder

Note

Private research note

Unified profile powered by master athlete and result tables.

maleDEAge GroupViewing AG

IDs>

WTC ID78855c23-cdc8-4900-991b-bf92be7bc497

Pro results

AG results

Races

Best finish

#844

Race history

1 results

2025 IRONMAN 70.3 Poreč

Oct 20, 2025halfM50-54

#844

Place

Finish

5:51:43

Swim

0:37:31

Bike

2:59:56

Run

1:57:23

		Race							Finish
844	1368	IRONMAN 70.3 Poreč 2025Age Group70.3	Oct 20, 2025	0:37:31 1:58/100m	0:10:04	2:59:56 18.7 mph	0:06:49	1:57:23 8:57/mi	5:51:43