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BOSTON MARATHON 2025

Bridget Stuart

Bib: 29746•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:46/mi
30:21
↑ 97↓ 3451.5%
10K· 6.21 mi
9:50/mi
1:00:54
↑ 79↓ 1380.4%
15K· 9.32 mi
10:37/mi
1:33:52
↑ 67↓ 78
20K· 12.43 mi
11:02/mi
2:08:10
↑ 106↓ 860.1%
Half· 13.11 mi
9:37/mi
2:14:44
↑ 19↓ 370.5%
25K· 15.53 mi
11:13/mi
2:41:55
↑ 66↓ 880.2%
30K· 18.64 mi
11:15/mi
3:16:53
↑ 181↓ 1480.2%
20M
11:40/mi
3:32:44
↑ 64↓ 500.2%
21M
12:13/mi
3:44:57
↑ 106↓ 241.6%
35K· 21.75 mi
11:19/mi
3:53:25
↑ 17↓ 861.7%
23M
11:37/mi
4:07:58
↑ 23↓ 630.6%
24M
11:18/mi
4:19:16
↓ 821.3%
40K· 24.85 mi
11:57/mi
4:29:29
↓ 200.3%
25.2M
13:29/mi
4:34:08
↑ 13↓ 160.2%
Finish· 26.22 mi
10:53/mi
4:45:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:44
Pace10:17 /mi
2nd Half
Distance13.11 mi
Time2:30:29
Pace11:29 /mi
📊Positive Split: 11.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5130:219:4630:21
9:46
-
10K
6.21 mi12:20:241:00:549:4830:33
9:50
+0:04
15K
9.32 mi12:53:221:33:5210:0432:58
10:37
+0:47
20K
12.43 mi13:27:402:08:1010:1934:18
11:02
+0:25
Half
13.11 mi13:34:142:14:4410:176:34
9:37
-1:25
25K
15.53 mi14:01:252:41:5510:2527:11
11:13
+1:36
30K
18.64 mi14:36:233:16:5310:3434:58
11:15
+0:02
20M
20.00 mi14:52:143:32:4410:3815:51
11:40
+0:25
21M
21.00 mi15:04:273:44:5710:4312:13
12:13
+0:33
35K
21.75 mi15:12:553:53:2510:448:28
11:19
-0:54
23M
23.00 mi15:27:284:07:5810:4714:33
11:37
+0:18
24M
24.00 mi15:38:464:19:1610:4811:18
11:18
-0:19
40K
24.85 mi15:48:594:29:2910:5110:13
11:57
+0:39
25.2M
25.20 mi15:53:384:34:0810:534:39
13:29
+1:32
Finish
26.22 mi16:04:434:45:1310:5311:05
10:53
-2:36

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

9:37 /mi

Average Pace

10:53 /mi

Slowest Pace

13:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:26

35% of race

Time at Steady Pace

2:37:42

55% of race

Time at Slower Pace

27:05

9% of race

Average Pace: 10:53 /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 mi11:49:5130:219:4630:21
9:46
#25006
10K
6.21 mi12:20:241:00:549:4830:33
9:50
#24972
15K
9.32 mi12:53:221:33:5210:0432:58
10:37
#25464
20K
12.43 mi13:27:402:08:1010:1934:18
11:02
#25635
Half
13.11 mi13:34:142:14:4410:176:34
9:37
#25555
25K
15.53 mi14:01:252:41:5510:2527:11
11:13
#25563
30K
18.64 mi14:36:233:16:5310:3434:58
11:15
#25348
20M
20.00 mi14:52:143:32:4410:3815:51
11:40
#25307
21M
21.00 mi15:04:273:44:5710:4312:13
12:13
#25251
35K
21.75 mi15:12:553:53:2510:448:28
11:19
#25237
23M
23.00 mi15:27:284:07:5810:4714:33
11:37
#25191
24M
24.00 mi15:38:464:19:1610:4811:18
11:18
#25171
40K
24.85 mi15:48:594:29:2910:5110:13
11:57
#25172
25.2M
25.20 mi15:53:384:34:0810:534:39
13:29
#25181
Finish
26.22 mi16:04:434:45:1310:5311:05
10:53
#25200
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi25006102141021426121(Top 92%)10856(Top 89%)10856(Top 833%)
10K6.21 mi3.10 mi24972+3410217-310217-324936(Top 88%)10202(Top 83%)10202(Top 783%)
15K9.32 mi3.11 mi25464-49210476-25910476-25926121(Top 92%)10856(Top 89%)10856(Top 833%)
20K12.43 mi3.11 mi25635-17110584-10810584-10826063(Top 92%)10844(Top 89%)10844(Top 832%)
Half13.11 mi0.68 mi25555+8010537+4710537+4723887(Top 84%)9648(Top 79%)9648(Top 740%)
25K15.53 mi2.42 mi25563-810551-1410551-1425487(Top 90%)10561(Top 86%)10561(Top 811%)
30K18.64 mi3.11 mi25348+21510477+7410477+7424469(Top 86%)10112(Top 83%)10112(Top 776%)
20M20.00 mi1.36 mi25307+4110473+410473+424798(Top 87%)10360(Top 85%)10360(Top 795%)
21M21.00 mi1.00 mi25251+5610451+2210451+2223941(Top 84%)10001(Top 82%)10001(Top 768%)
35K21.75 mi0.75 mi25237+1410448+310448+324780(Top 87%)10467(Top 86%)10467(Top 803%)
23M23.00 mi1.25 mi25191+4610438+1010438+1024439(Top 86%)10316(Top 84%)10316(Top 792%)
24M24.00 mi1.00 mi25171+2010432+610432+624546(Top 86%)10407(Top 85%)10407(Top 799%)
40K24.85 mi0.85 mi25172-110440-810440-824828(Top 87%)10596(Top 87%)10596(Top 813%)
25.2M25.20 mi0.35 mi25181-910450-1010450-1025617(Top 90%)11002(Top 90%)11002(Top 844%)
Finish26.22 mi1.02 mi25200-1910469-1910469-1925103(Top 88%)10701(Top 88%)10701(Top 821%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

26121

Females

10856

F50-54

10856

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

24936

Females

10202

F50-54

10202

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

26121

Females

10856

F50-54

10856

15K→20K

9.3 - 12.4 mi

Top 92%
×5story building
+106ft-86ft

Overall

26063

Females

10844

F50-54

10844

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

23887

Females

9648

F50-54

9648

Half→25K

13.1 - 15.5 mi

Top 90%
×4story building
+66ft-88ft

Overall

25487

Females

10561

F50-54

10561

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

24469

Females

10112

F50-54

10112

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

24798

Females

10360

F50-54

10360

20M→21M

20.0 - 21.0 mi

Top 84%
×8story building
+106ft-24ft

Overall

23941

Females

10001

F50-54

10001

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

24780

Females

10467

F50-54

10467

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

24439

Females

10316

F50-54

10316

23M→24M

23.0 - 24.0 mi

Top 86%
×6story building
+12ft-82ft

Overall

24546

Females

10407

F50-54

10407

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24828

Females

10596

F50-54

10596

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

25617

Females

11002

F50-54

11002

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2story building
+22ft-21ft

Overall

25103

Females

10701

F50-54

10701

Passing Analysis

Category:
Athletes Passed
1074
Passed By
1268
Net Change
-194
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25006
5K → 10K202168+34#25006#24972
10K → 15K28520-492#24972#25464
15K → 20K74245-171#25464#25635
20K → Half800+80#25635#25555
Half → 25K104112-8#25555#25563
25K → 30K24429+215#25563#25348
30K → 20M7534+41#25348#25307
20M → 21M7014+56#25307#25251
21M → 35K2915+14#25251#25237
35K → 23M6822+46#25237#25191
23M → 24M4020+20#25191#25171
24M → 40K3031-1#25171#25172
40K → 25.2M1322-9#25172#25181
25.2M → Finish1736-19#25181#25200
TOTALS10741268-194
📊

Passing Visuals

Category:
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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