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BOSTON MARATHON 2025

Jessica Shrey

Bib: 29460•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:52
Rank: #25431
Start → 5K
9:56/mi
30:52 split
10K· 6.21 mi
1:03:20
Rank: #25897 (-466)
5K → 10K
10:27/mi
32:28 split
15K· 9.32 mi
1:35:20
Rank: #25778 (+119)
10K → 15K
10:18/mi
32:00 split
20K· 12.43 mi
2:08:01
Rank: #25615 (+163)
15K → 20K
10:31/mi
32:41 split
Half· 13.11 mi
2:15:04
Rank: #25610 (+5)
20K → Half
10:20/mi
7:03 split
25K· 15.53 mi
2:43:30
Rank: #25731 (-121)
Half → 25K
11:44/mi
28:26 split
30K· 18.64 mi
3:25:11
Rank: #26084 (-353)
25K → 30K
13:25/mi
41:41 split
20M
3:47:35
Rank: #26498 (-414)
30K → 20M
16:29/mi
22:24 split
21M
3:59:18
Rank: #26341 (+157)
20M → 21M
11:43/mi
11:43 split
35K· 21.75 mi
4:08:19
Rank: #26322 (+19)
21M → 35K
12:03/mi
9:01 split
23M
4:29:44
Rank: #26639 (-317)
35K → 23M
17:06/mi
21:25 split
24M
4:43:05
Rank: #26681 (-42)
23M → 24M
13:21/mi
13:21 split
40K· 24.85 mi
4:53:38
Rank: #26663 (+18)
24M → 40K
12:20/mi
10:33 split
25.2M
4:58:37
Rank: #26662 (+1)
40K → 25.2M
14:27/mi
4:59 split
Finish· 26.22 mi
5:10:18
Rank: #26656 (+6)
25.2M → Finish
11:28/mi
11:41 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:04
Pace10:18 /mi
2nd Half
Distance13.11 mi
Time2:55:14
Pace13:22 /mi
📊Positive Split: 29.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5930:529:5630:52
9:56
-
10K
6.21 mi12:22:271:03:2010:1232:28
10:27
+0:31
15K
9.32 mi12:54:271:35:2010:1432:00
10:18
-0:09
20K
12.43 mi13:27:082:08:0110:1832:41
10:31
+0:13
Half
13.11 mi13:34:112:15:0410:187:03
10:20
-0:11
25K
15.53 mi14:02:372:43:3010:3228:26
11:44
+1:24
30K
18.64 mi14:44:183:25:1111:0041:41
13:25
+1:41
20M
20.00 mi15:06:423:47:3511:2322:24
16:29
+3:04
21M
21.00 mi15:18:253:59:1811:2411:43
11:43
-4:46
35K
21.75 mi15:27:264:08:1911:259:01
12:03
+0:20
23M
23.00 mi15:48:514:29:4411:4421:25
17:06
+5:03
24M
24.00 mi16:02:124:43:0511:4813:21
13:21
-3:45
40K
24.85 mi16:12:454:53:3811:4910:33
12:20
-1:01
25.2M
25.20 mi16:17:444:58:3711:514:59
14:27
+2:07
Finish
26.22 mi16:29:255:10:1811:5111:41
11:28
-2:59

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

9:56 /mi

Average Pace

11:51 /mi

Slowest Pace

17:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:04

44% of race

Time at Steady Pace

1:11:24

23% of race

Time at Slower Pace

1:43:50

33% of race

Average Pace: 11:50 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:49:5930:529:5630:52
9:56
#25431
10K
6.21 mi12:22:271:03:2010:1232:28
10:27
#25897
15K
9.32 mi12:54:271:35:2010:1432:00
10:18
#25778
20K
12.43 mi13:27:082:08:0110:1832:41
10:31
#25615
Half
13.11 mi13:34:112:15:0410:187:03
10:20
#25610
25K
15.53 mi14:02:372:43:3010:3228:26
11:44
#25731
30K
18.64 mi14:44:183:25:1111:0041:41
13:25
#26084
20M
20.00 mi15:06:423:47:3511:2322:24
16:29
#26498
21M
21.00 mi15:18:253:59:1811:2411:43
11:43
#26341
35K
21.75 mi15:27:264:08:1911:259:01
12:03
#26322
23M
23.00 mi15:48:514:29:4411:4421:25
17:06
#26639
24M
24.00 mi16:02:124:43:0511:4813:21
13:21
#26681
40K
24.85 mi16:12:454:53:3811:4910:33
12:20
#26663
25.2M
25.20 mi16:17:444:58:3711:514:59
14:27
#26662
Finish
26.22 mi16:29:255:10:1811:5111:41
11:28
#26656
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25431104411044125591(Top 90%)10557(Top 86%)10557(Top 193%)
10K6.21 mi3.10 mi25897-46610715-27410715-27426178(Top 92%)10895(Top 89%)10895(Top 199%)
15K9.32 mi3.11 mi25778+11910656+5910656+5925591(Top 90%)10557(Top 86%)10557(Top 193%)
20K12.43 mi3.11 mi25615+16310573+8310573+8325213(Top 89%)10383(Top 85%)10383(Top 190%)
Half13.11 mi0.68 mi25610+510566+710566+725498(Top 90%)10548(Top 86%)10548(Top 193%)
25K15.53 mi2.42 mi25731-12110651-8510651-8526126(Top 92%)10930(Top 89%)10930(Top 200%)
30K18.64 mi3.11 mi26084-35310869-21810869-21827076(Top 95%)11541(Top 94%)11541(Top 211%)
20M20.00 mi1.36 mi26498-41411117-24811117-24828248(Top 99%)12170(Top 100%)12170(Top 223%)
21M21.00 mi1.00 mi26341+15711040+7711040+7723039(Top 81%)9524(Top 78%)9524(Top 174%)
35K21.75 mi0.75 mi26322+1911042-211042-225931(Top 91%)11071(Top 91%)11071(Top 202%)
23M23.00 mi1.25 mi26639-31711231-18911231-18928285(Top 100%)12192(Top 100%)12192(Top 223%)
24M24.00 mi1.00 mi26681-4211258-2711258-2727189(Top 96%)11741(Top 96%)11741(Top 215%)
40K24.85 mi0.85 mi26663+18112581125825423(Top 90%)10878(Top 89%)10878(Top 199%)
25.2M25.20 mi0.35 mi26662+111260-211260-226683(Top 94%)11509(Top 94%)11509(Top 210%)
Finish26.22 mi1.02 mi26656+611262-211262-226077(Top 92%)11186(Top 91%)11186(Top 205%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

25591

Females

10557

F18-39

10557

5K→10K

3.1 - 6.2 mi

Top 92%
×5stories
+79ft-138ft

Overall

26178

Females

10895

F18-39

10895

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

25591

Females

10557

F18-39

10557

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

25213

Females

10383

F18-39

10383

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

25498

Females

10548

F18-39

10548

Half→25K

13.1 - 15.5 mi

Top 92%
×4stories
+66ft-88ft

Overall

26126

Females

10930

F18-39

10930

25K→30K

15.5 - 18.6 mi

Top 95%
×9stories
+181ft-148ft

Overall

27076

Females

11541

F18-39

11541

30K→20M

18.6 - 20.0 mi

Top 99%
×5stories
+64ft-50ft

Overall

28248

Females

12170

F18-39

12170

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

23039

Females

9524

F18-39

9524

21M→35K

21.0 - 21.8 mi

Top 91%
×7stories
+17ft-86ft

Overall

25931

Females

11071

F18-39

11071

35K→23M

21.8 - 23.0 mi

Top 100%
×5stories
+23ft-63ft

Overall

28285

Females

12192

F18-39

12192

23M→24M

23.0 - 24.0 mi

Top 96%
×6stories
+12ft-82ft

Overall

27189

Females

11741

F18-39

11741

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

25423

Females

10878

F18-39

10878

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26683

Females

11509

F18-39

11509

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2stories
+22ft-21ft

Overall

26077

Females

11186

F18-39

11186

Passing Analysis

Category:
Athletes Passed
852
Passed By
2077
Net Change
-1225
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25431
5K → 10K64530-466#25431#25897
10K → 15K19071+119#25897#25778
15K → 20K21148+163#25778#25615
20K → Half2015+5#25615#25610
Half → 25K65186-121#25610#25731
25K → 30K30383-353#25731#26084
30K → 20M4418-414#26084#26498
20M → 21M1592+157#26498#26341
21M → 35K3213+19#26341#26322
35K → 23M5322-317#26322#26639
23M → 24M446-42#26639#26681
24M → 40K3315+18#26681#26663
40K → 25.2M98+1#26663#26662
25.2M → Finish2620+6#26662#26656
TOTALS8522077-1225
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing