Aaron Siu

London

Bib: 5828 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Top 19%

Gender (Male)

#0 / 29548

Top 27%

Masters (Masters Men)

#0 / 14666

Top 22%

Division (M45-49)

#0 / 3637

Top 27%

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

7:31/mi

23:21

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

7:39/mi

47:06

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

7:31/mi

1:10:27

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

7:40/mi

1:34:16

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:49/mi

1:40:58

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

7:31/mi

1:59:11

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

7:42/mi

2:23:07

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

7:46/mi

2:47:16

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

8:07/mi

3:12:29

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

8:00/mi

3:23:24

↑ 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

1:40:587:42 /mi⚡ faster

2nd Half

1:42:267:49 /mi+1.5%

Positive split — 1.5% slower in the second half

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	23:21	7:31	3.11 mi	23:21	7:31	-
10K	47:06	7:35	3.10 mi	23:45	7:39	+0:08
15K	1:10:27	7:34	3.11 mi	23:21	7:31	-0:08
20K	1:34:16	7:35	3.11 mi	23:49	7:40	+0:09
Half(13.11 mi)	1:40:58	7:42	0.68 mi	6:42	9:49	+2:09
25K	1:59:11	7:40	2.42 mi	18:13	7:31	-2:18
30K	2:23:07	7:41	3.11 mi	23:56	7:42	+0:11
35K	2:47:16	7:41	3.11 mi	24:09	7:46	+0:04
40K	3:12:29	7:45	3.10 mi	25:13	8:07	+0:21
Finish(26.22 mi)	3:23:24	7:46	1.37 mi	10:55	8:00	-0:07

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:31 /mi

Average Pace

7:46 /mi

Slowest Pace

9:49 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:51:29

84% of race

Time at Slower Pace

31:55

16% of race

Average Pace: 7:45 /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	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
5K	3.11 mi	10345	8377	1094	11082	8898	1135
10K	3.10 mi	10896-551	8736-359	1140-46	11449	9072	1175
15K	3.11 mi	10922-26	8774-38	1142-2	11082	8898	1135
20K	3.11 mi	11019-97	8835-61	1141+1	11469	9142	1163
Half(13.11 mi)	0.68 mi	11997-978	9454-619	1208-67	30700	20154	2496
25K	2.42 mi	11595+402	9171+283	1176+32	9516	7772	979
30K	3.11 mi	11096+499	8809+362	1125+51	9658	7764	976
35K	3.11 mi	10586+510	8421+388	1062+63	8664	6919	852
40K	3.10 mi	10115+471	8015+406	1016+46	9127	6958	857
Finish(26.22 mi)	1.37 mi	10031+84	7918+97	989+27	10002	7350	875

7350

Passing Analysis

No position changes recorded for this athlete.

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Chicago Event Management

Race timed by

Mika Timing