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BOSTON MARATHON 2025

Emily Moulton

Bib: 26527•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
27:40
Rank: #22017
Start → 5K
27:40 | 8:54/mi
10K· 6.21 mi
54:10
Rank: #20992 (+1025)
5K → 10K
26:30 | 8:32/mi
15K· 9.32 mi
1:20:25
Rank: #20355 (+637)
10K → 15K
26:15 | 8:27/mi
20K· 12.43 mi
1:47:16
Rank: #20036 (+319)
15K → 20K
26:51 | 8:39/mi
Half· 13.11 mi
1:53:12
Rank: #20038 (-2)
20K → Half
5:56 | 8:42/mi
25K· 15.53 mi
2:14:55
Rank: #19974 (+64)
Half → 25K
21:43 | 8:57/mi
30K· 18.64 mi
2:43:12
Rank: #19616 (+358)
25K → 30K
28:17 | 9:06/mi
20M
2:55:50
Rank: #19528 (+88)
30K → 20M
12:38 | 9:18/mi
21M
3:05:32
Rank: #19365 (+163)
20M → 21M
9:42 | 9:42/mi
35K· 21.75 mi
3:12:18
Rank: #19329 (+36)
21M → 35K
6:46 | 9:03/mi
23M
3:24:06
Rank: #19281 (+48)
35K → 23M
11:48 | 9:25/mi
24M
3:33:08
Rank: #19194 (+87)
23M → 24M
9:02 | 9:02/mi
40K· 24.85 mi
3:41:01
Rank: #19126 (+68)
24M → 40K
7:53 | 9:13/mi
25.2M
3:44:25
Rank: #19062 (+64)
40K → 25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
3:53:11
Rank: #18973 (+89)
25.2M → Finish
8:46 | 8:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:12
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time1:59:59
Pace9:09 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:0827:408:5427:40
8:54
-
10K
6.21 mi12:14:3854:108:4326:30
8:32
-0:22
15K
9.32 mi12:40:531:20:258:3826:15
8:27
-0:05
20K
12.43 mi13:07:441:47:168:3826:51
8:39
+0:12
Half
13.11 mi13:13:401:53:128:385:56
8:42
+0:03
25K
15.53 mi13:35:232:14:558:4121:43
8:57
+0:15
30K
18.64 mi14:03:402:43:128:4528:17
9:06
+0:09
20M
20.00 mi14:16:182:55:508:4712:38
9:18
+0:12
21M
21.00 mi14:26:003:05:328:509:42
9:42
+0:24
35K
21.75 mi14:32:463:12:188:516:46
9:03
-0:39
23M
23.00 mi14:44:343:24:068:5211:48
9:25
+0:22
24M
24.00 mi14:53:363:33:088:539:02
9:02
-0:23
40K
24.85 mi15:01:293:41:018:547:53
9:13
+0:11
25.2M
25.20 mi15:04:533:44:258:543:24
9:52
+0:39
Finish
26.22 mi15:13:393:53:118:548:46
8:36
-1:16

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

8:27 /mi

Average Pace

8:54 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:39

84% of race

Time at Steady Pace

37:32

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:54 /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 mi11:48:0827:408:5427:40
8:54
#22017
10K
6.21 mi12:14:3854:108:4326:30
8:32
#20992
15K
9.32 mi12:40:531:20:258:3826:15
8:27
#20355
20K
12.43 mi13:07:441:47:168:3826:51
8:39
#20036
Half
13.11 mi13:13:401:53:128:385:56
8:42
#20038
25K
15.53 mi13:35:232:14:558:4121:43
8:57
#19974
30K
18.64 mi14:03:402:43:128:4528:17
9:06
#19616
20M
20.00 mi14:16:182:55:508:4712:38
9:18
#19528
21M
21.00 mi14:26:003:05:328:509:42
9:42
#19365
35K
21.75 mi14:32:463:12:188:516:46
9:03
#19329
23M
23.00 mi14:44:343:24:068:5211:48
9:25
#19281
24M
24.00 mi14:53:363:33:088:539:02
9:02
#19194
40K
24.85 mi15:01:293:41:018:547:53
9:13
#19126
25.2M
25.20 mi15:04:533:44:258:543:24
9:52
#19062
Finish
26.22 mi15:13:393:53:118:548:46
8:36
#18973
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi220178632863219037(Top 67%)6924(Top 57%)6924(Top 127%)
10K6.21 mi3.10 mi20992+10258049+5838049+58319981(Top 70%)7453(Top 61%)7453(Top 136%)
15K9.32 mi3.11 mi20355+6377673+3767673+37619037(Top 67%)6924(Top 57%)6924(Top 127%)
20K12.43 mi3.11 mi20036+3197494+1797494+17919103(Top 67%)6972(Top 57%)6972(Top 127%)
Half13.11 mi0.68 mi20038-27496-27496-220366(Top 72%)7667(Top 63%)7667(Top 140%)
25K15.53 mi2.42 mi19974+647467+297467+2919717(Top 69%)7375(Top 60%)7375(Top 135%)
30K18.64 mi3.11 mi19616+3587310+1577310+15718205(Top 64%)6697(Top 55%)6697(Top 122%)
20M20.00 mi1.36 mi19528+887280+307280+3018298(Top 64%)6889(Top 56%)6889(Top 126%)
21M21.00 mi1.00 mi19365+1637212+687212+6817067(Top 60%)6301(Top 52%)6301(Top 115%)
35K21.75 mi0.75 mi19329+367204+87204+818480(Top 65%)7180(Top 59%)7180(Top 131%)
23M23.00 mi1.25 mi19281+487207-37207-318357(Top 65%)7164(Top 59%)7164(Top 131%)
24M24.00 mi1.00 mi19194+877179+287179+2817563(Top 62%)6799(Top 56%)6799(Top 124%)
40K24.85 mi0.85 mi19126+687162+177162+1717477(Top 62%)6853(Top 56%)6853(Top 125%)
25.2M25.20 mi0.35 mi19062+647143+197143+1916462(Top 58%)6323(Top 52%)6323(Top 116%)
Finish26.22 mi1.02 mi18973+897113+307113+3016893(Top 59%)6515(Top 53%)6515(Top 119%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

19037

Females

6924

F18-39

6924

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

19981

Females

7453

F18-39

7453

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

19037

Females

6924

F18-39

6924

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

19103

Females

6972

F18-39

6972

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

20366

Females

7667

F18-39

7667

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

19717

Females

7375

F18-39

7375

25K→30K

15.5 - 18.6 mi

Top 64%
×9stories
+181ft-148ft

Overall

18205

Females

6697

F18-39

6697

30K→20M

18.6 - 20.0 mi

Top 64%
×5stories
+64ft-50ft

Overall

18298

Females

6889

F18-39

6889

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

17067

Females

6301

F18-39

6301

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

18480

Females

7180

F18-39

7180

35K→23M

21.8 - 23.0 mi

Top 65%
×5stories
+23ft-63ft

Overall

18357

Females

7164

F18-39

7164

23M→24M

23.0 - 24.0 mi

Top 62%
×6stories
+12ft-82ft

Overall

17563

Females

6799

F18-39

6799

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

17477

Females

6853

F18-39

6853

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16462

Females

6323

F18-39

6323

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

16893

Females

6515

F18-39

6515

Passing Analysis

Category:
Athletes Passed
3610
Passed By
566
Net Change
+3044
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22017
5K → 10K105328+1025#22017#20992
10K → 15K65720+637#20992#20355
15K → 20K37354+319#20355#20036
20K → Half2830-2#20036#20038
Half → 25K187123+64#20038#19974
25K → 30K42567+358#19974#19616
30K → 20M14557+88#19616#19528
20M → 21M18522+163#19528#19365
21M → 35K6024+36#19365#19329
35K → 23M11365+48#19329#19281
23M → 24M11124+87#19281#19194
24M → 40K10032+68#19194#19126
40K → 25.2M717+64#19126#19062
25.2M → Finish10213+89#19062#18973
TOTALS3610566+3044
📊

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