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BOSTON MARATHON 2025

Bridie Walsh

Bib: 28859•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
33:37
Rank: #27318
Start → 5K
33:37 | 10:49/mi
10K· 6.21 mi
1:09:10
Rank: #27460 (-142)
5K → 10K
35:33 | 11:27/mi
15K· 9.32 mi
1:48:00
Rank: #27711 (-251)
10K → 15K
38:50 | 12:30/mi
20K· 12.43 mi
2:29:05
Rank: #27814 (-103)
15K → 20K
41:05 | 13:13/mi
Half· 13.11 mi
2:37:48
Rank: #27825 (-11)
20K → Half
8:43 | 12:47/mi
25K· 15.53 mi
3:10:13
Rank: #27792 (+33)
Half → 25K
32:25 | 13:22/mi
30K· 18.64 mi
3:53:36
Rank: #27745 (+47)
25K → 30K
43:23 | 13:58/mi
20M
4:12:22
Rank: #27710 (+35)
30K → 20M
18:46 | 13:49/mi
21M
4:26:18
Rank: #27654 (+56)
20M → 21M
13:56 | 13:56/mi
35K· 21.75 mi
4:36:05
Rank: #27648 (+6)
21M → 35K
9:47 | 13:05/mi
23M
4:53:09
Rank: #27618 (+30)
35K → 23M
17:04 | 13:38/mi
24M
5:06:37
Rank: #27624 (-6)
23M → 24M
13:28 | 13:28/mi
40K· 24.85 mi
5:19:15
Rank: #27637 (-13)
24M → 40K
12:38 | 14:47/mi
25.2M
5:24:27
Rank: #27640 (-3)
40K → 25.2M
5:12 | 15:05/mi
Finish· 26.22 mi
5:37:50
Rank: #27659 (-19)
25.2M → Finish
13:23 | 13:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:37:48
Pace12:02 /mi
2nd Half
Distance13.11 mi
Time3:00:02
Pace13:44 /mi
📊Positive Split: 14.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:00:2633:3710:4933:37
10:49
-
10K
6.21 mi12:35:591:09:1011:0835:33
11:27
+0:38
15K
9.32 mi13:14:491:48:0011:3538:50
12:30
+1:03
20K
12.43 mi13:55:542:29:0512:0041:05
13:13
+0:43
Half
13.11 mi14:04:372:37:4812:028:43
12:47
-0:26
25K
15.53 mi14:37:023:10:1312:1532:25
13:22
+0:35
30K
18.64 mi15:20:253:53:3612:3243:23
13:58
+0:36
20M
20.00 mi15:39:114:12:2212:3718:46
13:49
-0:09
21M
21.00 mi15:53:074:26:1812:4113:56
13:56
+0:07
35K
21.75 mi16:02:544:36:0512:429:47
13:05
-0:51
23M
23.00 mi16:19:584:53:0912:4517:04
13:38
+0:33
24M
24.00 mi16:33:265:06:3712:4713:28
13:28
-0:10
40K
24.85 mi16:46:045:19:1512:5112:38
14:47
+1:19
25.2M
25.20 mi16:51:165:24:2712:535:12
15:05
+0:18
Finish
26.22 mi17:04:395:37:5012:5413:23
13:08
-1:57

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

10:49 /mi

Average Pace

12:54 /mi

Slowest Pace

15:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:43

35% of race

Time at Steady Pace

2:25:58

43% of race

Time at Slower Pace

1:15:09

22% of race

Average Pace: 12:53 /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 mi12:00:2633:3710:4933:37
10:49
#27318
10K
6.21 mi12:35:591:09:1011:0835:33
11:27
#27460
15K
9.32 mi13:14:491:48:0011:3538:50
12:30
#27711
20K
12.43 mi13:55:542:29:0512:0041:05
13:13
#27814
Half
13.11 mi14:04:372:37:4812:028:43
12:47
#27825
25K
15.53 mi14:37:023:10:1312:1532:25
13:22
#27792
30K
18.64 mi15:20:253:53:3612:3243:23
13:58
#27745
20M
20.00 mi15:39:114:12:2212:3718:46
13:49
#27710
21M
21.00 mi15:53:074:26:1812:4113:56
13:56
#27654
35K
21.75 mi16:02:544:36:0512:429:47
13:05
#27648
23M
23.00 mi16:19:584:53:0912:4517:04
13:38
#27618
24M
24.00 mi16:33:265:06:3712:4713:28
13:28
#27624
40K
24.85 mi16:46:045:19:1512:5112:38
14:47
#27637
25.2M
25.20 mi16:51:165:24:2712:535:12
15:05
#27640
Finish
26.22 mi17:04:395:37:5012:5413:23
13:08
#27659
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi27318115151151527927(Top 98%)11930(Top 98%)11930(Top 218%)
10K6.21 mi3.10 mi27460-14211621-10611621-10627539(Top 97%)11693(Top 96%)11693(Top 214%)
15K9.32 mi3.11 mi27711-25111789-16811789-16827927(Top 98%)11930(Top 98%)11930(Top 218%)
20K12.43 mi3.11 mi27814-10311861-7211861-7227942(Top 98%)11961(Top 98%)11961(Top 219%)
Half13.11 mi0.68 mi27825-1111865-411865-427895(Top 98%)11940(Top 98%)11940(Top 218%)
25K15.53 mi2.42 mi27792+3311851+1411851+1427544(Top 97%)11743(Top 96%)11743(Top 215%)
30K18.64 mi3.11 mi27745+4711836+1511836+1527483(Top 97%)11769(Top 96%)11769(Top 215%)
20M20.00 mi1.36 mi27710+3511828+811828+827148(Top 96%)11636(Top 95%)11636(Top 213%)
21M21.00 mi1.00 mi27654+5611801+2711801+2726156(Top 92%)11131(Top 91%)11131(Top 204%)
35K21.75 mi0.75 mi27648+611802-111802-127028(Top 95%)11605(Top 95%)11605(Top 212%)
23M23.00 mi1.25 mi27618+3011793+911793+926994(Top 95%)11604(Top 95%)11604(Top 212%)
24M24.00 mi1.00 mi27624-611801-811801-827288(Top 96%)11800(Top 96%)11800(Top 216%)
40K24.85 mi0.85 mi27637-1311812-1111812-1127661(Top 97%)11949(Top 98%)11949(Top 218%)
25.2M25.20 mi0.35 mi27640-311816-411816-427169(Top 96%)11739(Top 96%)11739(Top 215%)
Finish26.22 mi1.02 mi27659-1911836-2011836-2027687(Top 97%)11952(Top 98%)11952(Top 219%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21stories
+97ft-345ft

Overall

27927

Females

11930

F18-39

11930

5K→10K

3.1 - 6.2 mi

Top 97%
×5stories
+79ft-138ft

Overall

27539

Females

11693

F18-39

11693

10K→15K

6.2 - 9.3 mi

Top 98%
×3stories
+67ft-78ft

Overall

27927

Females

11930

F18-39

11930

15K→20K

9.3 - 12.4 mi

Top 98%
×5stories
+106ft-86ft

Overall

27942

Females

11961

F18-39

11961

20K→Half

12.4 - 13.1 mi

Top 98%
×2stories
+19ft-37ft

Overall

27895

Females

11940

F18-39

11940

Half→25K

13.1 - 15.5 mi

Top 97%
×4stories
+66ft-88ft

Overall

27544

Females

11743

F18-39

11743

25K→30K

15.5 - 18.6 mi

Top 97%
×9stories
+181ft-148ft

Overall

27483

Females

11769

F18-39

11769

30K→20M

18.6 - 20.0 mi

Top 96%
×5stories
+64ft-50ft

Overall

27148

Females

11636

F18-39

11636

20M→21M

20.0 - 21.0 mi

Top 92%
×8stories
+106ft-24ft

Overall

26156

Females

11131

F18-39

11131

21M→35K

21.0 - 21.8 mi

Top 95%
×7stories
+17ft-86ft

Overall

27028

Females

11605

F18-39

11605

35K→23M

21.8 - 23.0 mi

Top 95%
×5stories
+23ft-63ft

Overall

26994

Females

11604

F18-39

11604

23M→24M

23.0 - 24.0 mi

Top 96%
×6stories
+12ft-82ft

Overall

27288

Females

11800

F18-39

11800

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

27661

Females

11949

F18-39

11949

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

27169

Females

11739

F18-39

11739

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2stories
+22ft-21ft

Overall

27687

Females

11952

F18-39

11952

Passing Analysis

Category:
Athletes Passed
494
Passed By
835
Net Change
-341
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27318
5K → 10K84226-142#27318#27460
10K → 15K23274-251#27460#27711
15K → 20K29132-103#27711#27814
20K → Half718-11#27814#27825
Half → 25K6835+33#27825#27792
25K → 30K7629+47#27792#27745
30K → 20M4914+35#27745#27710
20M → 21M615+56#27710#27654
21M → 35K2014+6#27654#27648
35K → 23M399+30#27648#27618
23M → 24M1117-6#27618#27624
24M → 40K1225-13#27624#27637
40K → 25.2M710-3#27637#27640
25.2M → Finish827-19#27640#27659
TOTALS494835-341
📊

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