Jessica Grogins

Concord, MA

Bib: 15688 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 30047

Top 41%

Gender (Female)

#0 / 12338

Top 32%

Masters (Masters Women)

#0 / 5451

Top 22%

Division (F50-54)

#0 / 1155

Top 20%

Race Day Weather

42°/32°F

broken clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

27 ft elev

5K· 3.11 mi

9:01/mi

28:01

↑ 279 ft↓ 164 ft0.7% grade

140 ft elev

10K· 6.21 mi

8:21/mi

53:58

↑ 103 ft↓ 217 ft0.7% grade

25 ft elev

15K· 9.32 mi

8:34/mi

1:20:36

↑ 51 ft↓ 55 ft

21 ft elev

21K· 13.05 mi

9:42/mi

1:56:47

↑ 20 ft↓ 37 ft

4 ft elev

25K· 15.53 mi

10:56/mi

2:23:57

↑ 35 ft0.2% grade

30 ft elev

30K· 18.64 mi

11:28/mi

2:59:36

↑ 58 ft↓ 57 ft

30 ft elev

35K· 21.75 mi

11:18/mi

3:34:44

↑ 98 ft↓ 92 ft

36 ft elev

40K· 24.85 mi

11:54/mi

4:11:42

↑ 36 ft↓ 53 ft0.1% grade

18 ft elev

Finish· 26.22 mi

12:37/mi

4:28:55

↑ 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

1:56:478:57 /mi⚡ faster

2nd Half

2:32:0811:33 /mi+30.3%

Positive split — 30.3% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	28:01	9:01	3.11 mi	28:01	9:01	-
10K	53:58	8:41	3.10 mi	25:57	8:21	-0:40
15K	1:20:36	8:39	3.11 mi	26:38	8:34	+0:13
21K	1:56:47	8:57	3.73 mi	36:11	9:42	+1:08
25K	2:23:57	9:16	2.48 mi	27:10	10:56	+1:14
30K	2:59:36	9:38	3.11 mi	35:39	11:28	+0:32
35K	3:34:44	9:52	3.11 mi	35:08	11:18	-0:10
40K	4:11:42	10:08	3.10 mi	36:58	11:54	+0:36
Finish(26.22 mi)	4:28:55	10:16	1.37 mi	17:13	12:37	+0:43

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:21 /mi

Average Pace

10:16 /mi

Slowest Pace

12:37 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:56:47

43% of race

Time at Steady Pace

1:37:57

36% of race

Time at Slower Pace

54:11

20% of race

Average Pace: 10:15 /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	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
5K	3.11 mi	5646	1260	42	6246	1440	61
10K	3.10 mi	5455+191	1186+74	39+3	5341	1128	39
15K	3.11 mi	5648-193	1243-57	40-1	6246	1440	61
21K	3.73 mi	7427-1779	1821-578	82-42	11702	3413	178
25K	2.48 mi	9530-2103	2556-735	127-45	17860	6354	431
30K	3.11 mi	10823-1293	3111-555	162-35	16646	5981	394
35K	3.11 mi	11279-456	3430-319	188-26	14231	5240	341
40K	3.10 mi	11727-448	3735-305	213-25	14791	5759	382
Finish(26.22 mi)	1.37 mi	12143-416	3962-227	227-14	17942	7137	486

7137

Passing Analysis

Category:

▼Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#5646
5K → 10K	164355*+191	#5646 → #5455
10K → 15K	27380*-193	#5455 → #5648
15K → 21K	179718*-1779	#5648 → #7427
21K → 25K	212320*-2103	#7427 → #9530
25K → 30K	134653*-1293	#9530 → #10823
30K → 35K	675219*-456	#10823 → #11279
35K → 40K	635187*-448	#11279 → #11727
40K → Finish	45337*-416	#11727 → #12143
TOTALS	7466969*-6497	#5646 → #12143

* 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 20 days ago

Public Race Data

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Race managed by

U.S. Marine Corps Community Services (MCCS)

Race timed by

Timing Productions