Alonzo Harris

Chicago

Bib: 12263 M

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 54109

Gender (Male)

#0 / 29548

Masters (Masters Men)

#0 / 14666

Division (M60-64)

#0 / 1216

Race Day Weather

54°/44°F

few clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

600 ft elev

5K· 3.11 mi

9:45/mi

30:17

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:42/mi

1:03:33

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:46/mi

1:36:59

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:40/mi

2:13:14

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

14:12/mi

2:22:55

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

12:15/mi

2:52:36

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

12:40/mi

3:31:57

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

14:34/mi

4:17:11

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

16:24/mi

5:08:08

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

14:07/mi

5:27:23

↑ 23 ft↓ 20 ft

606 ft elev

Course Elevation

227ft

Total climb

32ft

Range

589 to 621 ft

221ft

Total descent

About the height of a three-story building

The Course

Half Splits

1st Half· via Half

2:22:5510:54 /mi⚡ faster

2nd Half

3:04:2814:04 /mi+29.1%

Positive split — 29.1% slower in the second half

AI Race Performance Report

Alonzo's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	30:17	9:45	3.11 mi	30:17	9:45	-
10K	1:03:33	10:14	3.10 mi	33:16	10:42	+0:57
15K	1:36:59	10:24	3.11 mi	33:26	10:46	+0:04
20K	2:13:14	10:43	3.11 mi	36:15	11:40	+0:54
Half(13.11 mi)	2:22:55	10:54	0.68 mi	9:41	14:12	+2:32
25K	2:52:36	11:07	2.42 mi	29:41	12:15	-1:57
30K	3:31:57	11:22	3.11 mi	39:21	12:40	+0:25
35K	4:17:11	11:50	3.11 mi	45:14	14:34	+1:54
40K	5:08:08	12:24	3.10 mi	50:57	16:24	+1:50
Finish(26.22 mi)	5:27:23	12:30	1.37 mi	19:15	14:07	-2:17

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:45 /mi

Average Pace

12:30 /mi

Slowest Pace

16:24 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:13:14

41% of race

Time at Steady Pace

1:09:02

21% of race

Time at Slower Pace

2:05:07

38% of race

Average Pace: 12:29 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Males	M60-64	Seg. Overall	Seg. Males	Seg. M60-64
5K	3.11 mi	33351	21640	693	42349	25550	890
10K	3.10 mi	36946-3595	23308-1668	759-66	40206	24671	830
15K	3.11 mi	38788-1842	24165-857	808-49	42349	25550	890
20K	3.11 mi	40745-1957	24893-728	851-43	45041	26445	950
Half(13.11 mi)	0.68 mi	41747-1002	25259-366	876-25	50138	28170	1106
25K	2.42 mi	42416-669	25450-191	884-8	44410	25900	932
30K	3.11 mi	42650-234	25387+63	880+4	43078	25026	882
35K	3.11 mi	43756-1106	25699-312	906-26	47569	26645	1012
40K	3.10 mi	45124-1368	26151-452	933-27	50860	28006	1115
Finish(26.22 mi)	1.37 mi	45384-260	26210-59	941-8	48822	26980	1015

26980

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Alonzo's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

All Results

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Chicago Event Management

Race timed by

Mika Timing