Brynn O'Connor

Dedham, MA

Bib: 18340 F

0:00

0:00

/ mi

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Overall

#0 / 15907

Gender (Female)

#0 / 5973

Division (F20-24)

#0 / 849

Race Day Weather

43°/33°F

overcast clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

27 ft elev

5K· 3.11 mi

11:50/mi

36:45

↑ 279 ft↓ 164 ft0.7% grade

140 ft elev

10K· 6.21 mi

11:53/mi

1:13:41

↑ 103 ft↓ 217 ft0.7% grade

25 ft elev

15K· 9.32 mi

11:40/mi

1:49:56

↑ 51 ft↓ 55 ft

21 ft elev

21K· 13.05 mi

11:29/mi

2:32:46

↑ 20 ft↓ 37 ft

4 ft elev

25K· 15.53 mi

11:46/mi

3:02:00

↑ 35 ft0.2% grade

30 ft elev

30K· 18.64 mi

12:50/mi

3:41:51

↑ 58 ft↓ 57 ft

30 ft elev

35K· 21.75 mi

13:34/mi

4:24:01

↑ 98 ft↓ 92 ft

36 ft elev

40K· 24.85 mi

14:30/mi

5:09:03

↑ 36 ft↓ 53 ft0.1% grade

18 ft elev

Finish· 26.22 mi

13:34/mi

5:27:33

↑ 80 ft↓ 24 ft0.8% grade

74 ft elev

Course Elevation

3–237 ft

≈

×20story building

•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K

2:32:4611:42 /mi⚡ faster

2nd Half

2:54:4713:16 /mi+14.4%

Positive split — 14.4% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	36:45	11:50	3.11 mi	36:45	11:50	-
10K	1:13:41	11:51	3.10 mi	36:56	11:53	+0:03
15K	1:49:56	11:48	3.11 mi	36:15	11:40	-0:13
21K	2:32:46	11:42	3.73 mi	42:50	11:29	-0:11
25K	3:02:00	11:43	2.48 mi	29:14	11:46	+0:17
30K	3:41:51	11:54	3.11 mi	39:51	12:50	+1:04
35K	4:24:01	12:08	3.11 mi	42:10	13:34	+0:44
40K	5:09:03	12:26	3.10 mi	45:02	14:30	+0:56
Finish(26.22 mi)	5:27:33	12:30	1.37 mi	18:30	13:34	-0:56

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:29 /mi

Average Pace

12:30 /mi

Slowest Pace

14:30 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:02:00

56% of race

Time at Slower Pace

2:25:33

44% of race

Average Pace: 12:30 /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	F20-24	Seg. Overall	Seg. Females	Seg. F20-24
5K	3.11 mi	13836	4810	769	13563	4656	757
10K	3.10 mi	14404-568	5071-261	797-28	14781	5288	813
15K	3.11 mi	14106+298	4924+147	789+8	13563	4656	757
21K	3.73 mi	13549+557	4652+272	762+27	12268	4066	691
25K	2.48 mi	13352+197	4603+49	761+1	12526	4376	727
30K	3.11 mi	13134+218	4548+55	751+10	12393	4421	728
35K	3.11 mi	13117+17	4599-51	756-5	12693	4690	754
40K	3.10 mi	13178-61	4674-75	764-8	13206	4932	762
Finish(26.22 mi)	1.37 mi	13127+51	4666+8	768-4	12466	4626	750

4626

Passing Analysis

Category:

▲Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#13836
5K → 10K	61951*-568	#13836 → #14404
10K → 15K	37335*+298	#14404 → #14106
15K → 21K	17574*+557	#14106 → #13549
21K → 25K	61258*+197	#13549 → #13352
25K → 30K	95313*+218	#13352 → #13134
30K → 35K	134151*+17	#13134 → #13117
35K → 40K	184123*-61	#13117 → #13178
40K → Finish	3182*+51	#13178 → #13127
TOTALS	11781887*+709	#13836 → #13127

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed 21 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

U.S. Marine Corps Community Services (MCCS)

Race timed by

Timing Productions