Jason Sie

Roberts

Bib: 70996 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 (M50-54)

#0 / 2876

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

9:50/mi

30:34

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:37/mi

1:00:28

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:44/mi

1:30:41

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:59/mi

2:01:43

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

10:14/mi

2:08:42

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

10:27/mi

2:34:02

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:03/mi

3:08:23

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

11:57/mi

3:45:30

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

12:24/mi

4:24:00

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:36/mi

4:39:49

↑ 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

2:08:429:49 /mi⚡ faster

2nd Half

2:31:0711:32 /mi+17.4%

Positive split — 17.4% slower in the second half

AI Race Performance Report

Jason'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	30:34	9:50	3.11 mi	30:34	9:50	-
10K	1:00:28	9:44	3.10 mi	29:54	9:37	-0:13
15K	1:30:41	9:44	3.11 mi	30:13	9:44	+0:07
20K	2:01:43	9:48	3.11 mi	31:02	9:59	+0:15
Half(13.11 mi)	2:08:42	9:49	0.68 mi	6:59	10:14	+0:15
25K	2:34:02	9:55	2.42 mi	25:20	10:27	+0:13
30K	3:08:23	10:06	3.11 mi	34:21	11:03	+0:36
35K	3:45:30	10:22	3.11 mi	37:07	11:57	+0:54
40K	4:24:00	10:37	3.10 mi	38:30	12:24	+0:27
Finish(26.22 mi)	4:39:49	10:41	1.37 mi	15:49	11:36	-0:48

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:37 /mi

Average Pace

10:41 /mi

Slowest Pace

12:24 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:30:41

32% of race

Time at Steady Pace

1:03:21

23% of race

Time at Slower Pace

2:05:47

45% of race

Average Pace: 10:40 /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	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
5K	3.11 mi	34121	22016	2061	34414	22188	2062
10K	3.10 mi	32943+1178	21446+570	1983+78	32013	20954	1926
15K	3.11 mi	33351-408	21674-228	2000-17	34414	22188	2062
20K	3.11 mi	33521-170	21742-68	2019-19	34442	22098	2035
Half(13.11 mi)	0.68 mi	33469+52	21704+38	2015+4	33842	21652	1998
25K	2.42 mi	33687-218	21731-27	2005+10	35305	22133	2041
30K	3.11 mi	33957-270	21700+31	2009-4	35509	21800	2040
35K	3.11 mi	34588-631	21821-121	2038-29	37534	22215	2080
40K	3.10 mi	34814-226	21702+119	2017+21	36290	21030	1971
Finish(26.22 mi)	1.37 mi	34970-156	21685+17	2011+6	38009	21721	1986

21721

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Jason'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