Triathlon Lab

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Athletes

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Search the combined athlete catalog, then switch between pro and age-group context as needed.

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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

IRONMAN Pro SeriesOfficial series

T100 Race RankingsT100 only

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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

Startlist tools

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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

Building race view...

Back to athletes

Master athlete

Chih Kuang Chang

Note

Private research note

Unified profile powered by master athlete and result tables.

maleTWAge GroupViewing AG

IDs>

WTC ID44a8e7c9-2e12-4bfb-b144-00a1b85e7435

Pro results

AG results

Races

Best finish

#200

Race history

1 results

2026 IRONMAN Penghu

Apr 12, 2026fullM50-54

#200

Place

Finish

12:46:55

Swim

1:22:12

Bike

6:21:22

Run

4:44:05

		Race							Finish
200	2470	IRONMAN Penghu 2026Age Group140.6	Apr 12, 2026	1:22:12 2:10/100m	0:10:48	6:21:22 17.6 mph	0:08:27	4:44:05 10:50/mi	12:46:55