Mary Tobin

Chicago

Bib: 13205 F

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 54109

Top 27%

Gender (Female)

#0 / 24561

Top 15%

Division (F30-34)

#0 / 4161

Top 19%

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

8:01/mi

24:55

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

8:33/mi

51:30

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:04/mi

1:16:34

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

8:04/mi

1:41:37

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

7:56/mi

1:47:02

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

7:54/mi

2:06:12

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

7:52/mi

2:30:37

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

8:23/mi

2:56:41

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

9:15/mi

3:25:24

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

8:34/mi

3:37:05

↑ 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

1:47:028:10 /mi⚡ faster

2nd Half

1:50:038:24 /mi+2.8%

Positive split — 2.8% slower in the second half

AI Race Performance Report

Mary'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	24:55	8:01	3.11 mi	24:55	8:01	-
10K	51:30	8:17	3.10 mi	26:35	8:33	+0:32
15K	1:16:34	8:13	3.11 mi	25:04	8:04	-0:29
20K	1:41:37	8:11	3.11 mi	25:04	8:04	0:00
Half(13.11 mi)	1:47:02	8:10	0.68 mi	5:25	7:56	-0:08
25K	2:06:12	8:07	2.42 mi	19:10	7:54	-0:02
30K	2:30:37	8:05	3.11 mi	24:25	7:52	-0:02
35K	2:56:41	8:07	3.11 mi	26:04	8:23	+0:31
40K	3:25:24	8:16	3.10 mi	28:43	9:15	+0:52
Finish(26.22 mi)	3:37:05	8:17	1.37 mi	11:41	8:34	-0:41

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

7:52 /mi

Average Pace

8:17 /mi

Slowest Pace

9:15 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:08:22

87% of race

Time at Steady Pace

28:43

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:17 /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	Females	F30-34	Seg. Overall	Seg. Females	Seg. F30-34
5K	3.11 mi	15098	3717	790	16957	4283	879
10K	3.10 mi	17707-2609	4662-945	934-144	20523	5791	1134
15K	3.11 mi	17456+251	4551+111	917+17	16957	4283	879
20K	3.11 mi	16967+489	4347+204	891+26	15632	3804	795
Half(13.11 mi)	0.68 mi	16728+239	4247+100	877+14	13117	2970	661
25K	2.42 mi	16089+639	4006+241	827+50	13204	3004	651
30K	3.11 mi	15053+1036	3666+340	769+58	10980	2367	535
35K	3.11 mi	14579+474	3567+99	748+21	13521	3517	740
40K	3.10 mi	14720-141	3754-187	789-41	17252	5578	1105
Finish(26.22 mi)	1.37 mi	14612+108	3770-16	793-4	14444	4498	952

4498

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Mary'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