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BOSTON MARATHON 2025

Morgan Dethman

Bib: 28579•F

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:59
Rank: #24703
Start → 5K
29:59 | 9:39/mi
10K· 6.21 mi
1:00:17
Rank: #24736 (-33)
5K → 10K
30:18 | 9:45/mi
15K· 9.32 mi
1:31:14
Rank: #24795 (-59)
10K → 15K
30:57 | 9:58/mi
20K· 12.43 mi
2:02:54
Rank: #24736 (+59)
15K → 20K
31:40 | 10:12/mi
Half· 13.11 mi
2:09:39
Rank: #24725 (+11)
20K → Half
6:45 | 9:54/mi
25K· 15.53 mi
2:35:52
Rank: #24788 (-63)
Half → 25K
26:13 | 10:49/mi
30K· 18.64 mi
3:09:50
Rank: #24631 (+157)
25K → 30K
33:58 | 10:56/mi
20M
3:25:11
Rank: #24603 (+28)
30K → 20M
15:21 | 11:18/mi
21M
3:36:28
Rank: #24480 (+123)
20M → 21M
11:17 | 11:17/mi
35K· 21.75 mi
3:44:36
Rank: #24472 (+8)
21M → 35K
8:08 | 10:52/mi
23M
3:58:03
Rank: #24375 (+97)
35K → 23M
13:27 | 10:45/mi
24M
4:09:13
Rank: #24369 (+6)
23M → 24M
11:10 | 11:10/mi
40K· 24.85 mi
4:18:57
Rank: #24365 (+4)
24M → 40K
9:44 | 11:23/mi
25.2M
4:23:22
Rank: #24377 (-12)
40K → 25.2M
4:25 | 12:48/mi
Finish· 26.22 mi
4:33:37
Rank: #24339 (+38)
25.2M → Finish
10:15 | 10:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:39
Pace9:53 /mi
2nd Half
Distance13.11 mi
Time2:23:58
Pace10:59 /mi
📊Positive Split: 11.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:4729:599:3929:59
9:39
-
10K
6.21 mi12:19:051:00:179:4230:18
9:45
+0:06
15K
9.32 mi12:50:021:31:149:4730:57
9:58
+0:13
20K
12.43 mi13:21:422:02:549:5331:40
10:12
+0:14
Half
13.11 mi13:28:272:09:399:536:45
9:54
-0:18
25K
15.53 mi13:54:402:35:5210:0226:13
10:49
+0:55
30K
18.64 mi14:28:383:09:5010:1133:58
10:56
+0:07
20M
20.00 mi14:43:593:25:1110:1615:21
11:18
+0:22
21M
21.00 mi14:55:163:36:2810:1811:17
11:17
-0:01
35K
21.75 mi15:03:243:44:3610:208:08
10:52
-0:25
23M
23.00 mi15:16:513:58:0310:2113:27
10:45
-0:07
24M
24.00 mi15:28:014:09:1310:2311:10
11:10
+0:25
40K
24.85 mi15:37:454:18:5710:259:44
11:23
+0:13
25.2M
25.20 mi15:42:104:23:2210:274:25
12:48
+1:25
Finish
26.22 mi15:52:254:33:3710:2710:15
10:04
-2:44

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

9:39 /mi

Average Pace

10:27 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:54

51% of race

Time at Steady Pace

1:32:56

34% of race

Time at Slower Pace

40:47

15% of race

Average Pace: 10:26 /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 mi11:48:4729:599:3929:59
9:39
#24703
10K
6.21 mi12:19:051:00:179:4230:18
9:45
#24736
15K
9.32 mi12:50:021:31:149:4730:57
9:58
#24795
20K
12.43 mi13:21:422:02:549:5331:40
10:12
#24736
Half
13.11 mi13:28:272:09:399:536:45
9:54
#24725
25K
15.53 mi13:54:402:35:5210:0226:13
10:49
#24788
30K
18.64 mi14:28:383:09:5010:1133:58
10:56
#24631
20M
20.00 mi14:43:593:25:1110:1615:21
11:18
#24603
21M
21.00 mi14:55:163:36:2810:1811:17
11:17
#24480
35K
21.75 mi15:03:243:44:3610:208:08
10:52
#24472
23M
23.00 mi15:16:513:58:0310:2113:27
10:45
#24375
24M
24.00 mi15:28:014:09:1310:2311:10
11:10
#24369
40K
24.85 mi15:37:454:18:5710:259:44
11:23
#24365
25.2M
25.20 mi15:42:104:23:2210:274:25
12:48
#24377
Finish
26.22 mi15:52:254:33:3710:2710:15
10:04
#24339
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi24703100611006124920(Top 88%)10171(Top 83%)10171(Top 1023%)
10K6.21 mi3.10 mi24736-3310082-2110082-2124736(Top 87%)10085(Top 82%)10085(Top 1015%)
15K9.32 mi3.11 mi24795-5910112-3010112-3024920(Top 88%)10171(Top 83%)10171(Top 1023%)
20K12.43 mi3.11 mi24736+5910090+2210090+2224624(Top 87%)10063(Top 82%)10063(Top 1012%)
Half13.11 mi0.68 mi24725+1110082+810082+824626(Top 87%)10073(Top 82%)10073(Top 1013%)
25K15.53 mi2.42 mi24788-6310139-5710139-5724937(Top 88%)10252(Top 84%)10252(Top 1031%)
30K18.64 mi3.11 mi24631+15710075+6410075+6423895(Top 84%)9815(Top 80%)9815(Top 987%)
20M20.00 mi1.36 mi24603+2810073+210073+224184(Top 85%)10057(Top 82%)10057(Top 1012%)
21M21.00 mi1.00 mi24480+12310021+5210021+5222135(Top 78%)9049(Top 74%)9049(Top 910%)
35K21.75 mi0.75 mi24472+810029-810029-823961(Top 84%)10035(Top 82%)10035(Top 1010%)
23M23.00 mi1.25 mi24375+979990+399990+3922634(Top 80%)9419(Top 77%)9419(Top 948%)
24M24.00 mi1.00 mi24369+610002-1210002-1224337(Top 86%)10290(Top 84%)10290(Top 1035%)
40K24.85 mi0.85 mi24365+410004-210004-223946(Top 84%)10144(Top 83%)10144(Top 1021%)
25.2M25.20 mi0.35 mi24377-1210016-1210016-1224779(Top 87%)10564(Top 86%)10564(Top 1063%)
Finish26.22 mi1.02 mi24339+38100161001623123(Top 81%)9730(Top 80%)9730(Top 979%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21stories
+97ft-345ft

Overall

24920

Females

10171

F55-59

10171

5K→10K

3.1 - 6.2 mi

Top 87%
×5stories
+79ft-138ft

Overall

24736

Females

10085

F55-59

10085

10K→15K

6.2 - 9.3 mi

Top 88%
×3stories
+67ft-78ft

Overall

24920

Females

10171

F55-59

10171

15K→20K

9.3 - 12.4 mi

Top 87%
×5stories
+106ft-86ft

Overall

24624

Females

10063

F55-59

10063

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

24626

Females

10073

F55-59

10073

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

24937

Females

10252

F55-59

10252

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

23895

Females

9815

F55-59

9815

30K→20M

18.6 - 20.0 mi

Top 85%
×5stories
+64ft-50ft

Overall

24184

Females

10057

F55-59

10057

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

22135

Females

9049

F55-59

9049

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

23961

Females

10035

F55-59

10035

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

22634

Females

9419

F55-59

9419

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

24337

Females

10290

F55-59

10290

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

23946

Females

10144

F55-59

10144

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

24779

Females

10564

F55-59

10564

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2stories
+22ft-21ft

Overall

23123

Females

9730

F55-59

9730

Passing Analysis

Category:
Athletes Passed
1294
Passed By
930
Net Change
+364
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24703
5K → 10K189222-33#24703#24736
10K → 15K115174-59#24736#24795
15K → 20K169110+59#24795#24736
20K → Half3322+11#24736#24725
Half → 25K69132-63#24725#24788
25K → 30K21861+157#24788#24631
30K → 20M6234+28#24631#24603
20M → 21M1307+123#24603#24480
21M → 35K3325+8#24480#24472
35K → 23M11619+97#24472#24375
23M → 24M5145+6#24375#24369
24M → 40K3632+4#24369#24365
40K → 25.2M1426-12#24365#24377
25.2M → Finish5921+38#24377#24339
TOTALS1294930+364
📊

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