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July 26th, 2026
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Race webcasting is attempted by race directors and their support staff. Please remember that conditions under which they're working may make it difficult to post timely webcast updates... your interest and patience is appreciated!
Race Information
Race Name:Chicago Lakefront Ultras 50K and Half Marathon - George Cheung Memorial
Location:Chicago - Jackson Park
State:Illinois, United States
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Event Information
Name of Event:Chicago Lakefront 50K
Distance:50 Kilometers
Started Date/Time:Saturday March 30th, 2024, 8:34:03.49 am
89 Participants
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5 Checkpoints
243 Splits
Number:11
Name:Rayo Castillo
Age:46
Sex:F
Hometown:Chicago
State:Illinois
Chip ID:058000a7e78f
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Gun Start Time:Saturday March 30th, 2024 8:34:03.49 am
Chip Start Time:Saturday March 30th, 2024 6:35:21.61 am
 
Webcast: Participant Image
Split Calculations
CheckpointMileageTimePaceDistanceTimePace
Drop List  
Start0  
Lap 110.3562:22:17.813:44.4
Lap 220.7125:11:56.015:03.6 10.36 2:49:38.2  16:22.8 
Finish31.0697:47:53.515:03.6 10.36 2:35:57.5  15:03.5 
Event Information
Name of Event:Chicago Lakefront Half Marathon
Distance:13.1 Miles
Started Date/Time:Saturday March 30th, 2024, 9:10:03.98 am
103 Participants
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3 Checkpoints
176 Splits
Event Information
Name of Event:Chicago Lakefront Buildup Run
Distance:20.71 Miles
Started Date/Time:Saturday March 30th, 2024, 9:10:03.98 am
39 Participants
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3 Checkpoints
60 Splits
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