Kristin Chambers O'Reilly

Medfield

Bib: 70729 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Masters (Masters Women)

#0 / 9409

Division (F45-49)

#0 / 2581

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

13:05/mi

40:40

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

13:09/mi

1:21:31

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

13:59/mi

2:04:57

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

14:26/mi

2:49:48

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

15:00/mi

3:00:02

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

15:56/mi

3:38:40

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

15:05/mi

4:25:31

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

15:16/mi

5:12:57

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

15:37/mi

6:01:28

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

14:16/mi

6:20:55

↑ 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

3:00:0213:44 /mi⚡ faster

2nd Half

3:20:5315:19 /mi+11.6%

Positive split — 11.6% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	40:40	13:05	3.11 mi	40:40	13:05	-
10K	1:21:31	13:07	3.10 mi	40:51	13:09	+0:04
15K	2:04:57	13:24	3.11 mi	43:26	13:59	+0:50
20K	2:49:48	13:40	3.11 mi	44:51	14:26	+0:27
Half(13.11 mi)	3:00:02	13:44	0.68 mi	10:14	15:00	+0:34
25K	3:38:40	14:05	2.42 mi	38:38	15:56	+0:56
30K	4:25:31	14:15	3.11 mi	46:51	15:05	-0:51
35K	5:12:57	14:23	3.11 mi	47:26	15:16	+0:11
40K	6:01:28	14:33	3.10 mi	48:31	15:37	+0:21
Finish(26.22 mi)	6:20:55	14:32	1.37 mi	19:27	14:16	-1:21

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

13:05 /mi

Average Pace

14:32 /mi

Slowest Pace

15:56 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:09:15

50% of race

Time at Steady Pace

1:44:31

27% of race

Time at Slower Pace

1:27:09

23% of race

Average Pace: 14:32 /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	52402	23310	2418	52659	23497	2432
10K	3.10 mi	51602+800	22722+588	2348+70	50637	22066	2292
15K	3.11 mi	52162-560	23122-400	2389-41	52659	23497	2432
20K	3.11 mi	52177-15	23141-19	2398-9	52053	23113	2392
Half(13.11 mi)	0.68 mi	52159+18	23139+2	2395+3	51405	22769	2353
25K	2.42 mi	52313-154	23266-127	2405-10	52517	23520	2450
30K	3.11 mi	52110+203	23155+111	2400+5	50176	22196	2313
35K	3.11 mi	51886+224	23034+121	2385+15	49579	22010	2270
40K	3.10 mi	51753+133	22961+73	2378+7	49039	21945	2268
Finish(26.22 mi)	1.37 mi	51653+100	22916+45	2373+5	49231	22051	2256

22051

Passing Analysis

No position changes recorded for this athlete.

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All Results

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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