Susan Los

Mchenry

Bib: 37246 F

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 54109

Gender (Female)

#0 / 24561

Top 39%

Masters (Masters Women)

#0 / 9409

Top 35%

Division (F45-49)

#0 / 2581

Top 38%

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

8:41/mi

27:00

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:02/mi

55:03

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:46/mi

1:22:18

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:00/mi

1:50:17

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:27/mi

1:56:44

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:25/mi

2:19:34

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:49/mi

2:50:03

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

10:32/mi

3:22:47

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

11:41/mi

3:59:05

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:32/mi

4:14:49

↑ 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

1:56:448:54 /mi⚡ faster

2nd Half

2:18:0510:32 /mi+18.3%

Positive split — 18.3% slower in the second half

AI Race Performance Report

Susan'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	27:00	8:41	3.11 mi	27:00	8:41	-
10K	55:03	8:52	3.10 mi	28:03	9:02	+0:21
15K	1:22:18	8:50	3.11 mi	27:15	8:46	-0:16
20K	1:50:17	8:52	3.11 mi	27:59	9:00	+0:14
Half(13.11 mi)	1:56:44	8:54	0.68 mi	6:27	9:27	+0:27
25K	2:19:34	8:59	2.42 mi	22:50	9:25	-0:02
30K	2:50:03	9:07	3.11 mi	30:29	9:49	+0:24
35K	3:22:47	9:19	3.11 mi	32:44	10:32	+0:43
40K	3:59:05	9:37	3.10 mi	36:18	11:41	+1:09
Finish(26.22 mi)	4:14:49	9:44	1.37 mi	15:44	11:32	-0:09

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:41 /mi

Average Pace

9:44 /mi

Slowest Pace

11:41 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

54:15

21% of race

Time at Steady Pace

1:55:48

45% of race

Time at Slower Pace

1:24:46

33% of race

Average Pace: 9:43 /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	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	21857	6358	696	24707	7488	793
10K	3.10 mi	23694-1837	7116-758	777-81	25824	8077	870
15K	3.11 mi	23889-195	7170-54	778-1	24707	7488	793
20K	3.11 mi	24196-307	7279-109	783-5	25544	7893	823
Half(13.11 mi)	0.68 mi	24381-185	7381-102	786-3	28008	9160	941
25K	2.42 mi	25038-657	7734-353	826-40	27906	9187	973
30K	3.11 mi	25599-561	8076-342	861-35	27603	9370	983
35K	3.11 mi	26416-817	8614-538	918-57	29479	10870	1141
40K	3.10 mi	27150-734	9158-544	965-47	32500	13251	1369
Finish(26.22 mi)	1.37 mi	27642-492	9483-325	990-25	37657	16090	1598

16090

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Susan'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