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The Great Illini Challenge Half Iron Distance and Olympic Distance Triathlon

in United States at Lake Mattoon

Online registration for this event is closed.


  • 1/2 Iron Distance Triathlon

    Online registration is closed for this category.



  • Olympic Distance Triathlon

    Online registration is closed for this category.



  • Register for a Great Illini Challenge event AND the Lake Zurich Area Triathlon - Individual Entry
    The Lake Zurich Area Triathlon - July 12, 2015

    Online registration is closed for this category.



  • Team - 1/2 Iron Distance Triathlon

    Online registration is closed for this category.



  • Team - Olympic Distance Triathlon

    Online registration is closed for this category.



  • Register for a Great Illini Challenge event AND the Lake Zurich Area Triathlon - Team Entry
    The Lake Zurich Area Triathlon - July 12, 2015

    Online registration is closed for this category.




Event Timeline

5:00 am: Transition opens
6:00 am: Body marking
6:45 am: Half start - first wave
6:48 am: Half second wave
8:00 am: Pre race meeting - Olympic
8:15 am: First wave Oly
8:18 am: Second wave Oly

Swim course 2 loop .6 Half
1 loop .93 Oly

Courses Half 2 loop bike course 28 miles Timing mats turn around on bike turn around

Water/Heed every 14 miles

Bananas gels water half way point on bike for Half only

Run course Olympic 1 loop out and back 3.1 miles, water every mile heed
Half 2 loops 3.55 out and back timing mats 3.55 turn arounds on run water, heed, gels every mile


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  • When this page loaded, the official time was 10:59:03 AM EDT.

Registration Form Closed


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