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BOSTON MARATHON 2025

Bridget Halpin

Bib: 26218•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

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
10:48/mi
33:32
↑ 97↓ 3451.5%
10K· 6.21 mi
11:34/mi
1:09:28
↑ 79↓ 1380.4%
15K· 9.32 mi
12:11/mi
1:47:19
↑ 67↓ 78
20K· 12.43 mi
14:35/mi
2:32:38
↑ 106↓ 860.1%
Half· 13.11 mi
12:26/mi
2:41:07
↑ 19↓ 370.5%
25K· 15.53 mi
13:17/mi
3:13:19
↑ 66↓ 880.2%
30K· 18.64 mi
13:47/mi
3:56:08
↑ 181↓ 1480.2%
20M
13:54/mi
4:15:02
↑ 64↓ 500.2%
21M
16:04/mi
4:31:06
↑ 106↓ 241.6%
35K· 21.75 mi
12:59/mi
4:40:49
↑ 17↓ 861.7%
23M
14:31/mi
4:59:00
↑ 23↓ 630.6%
24M
13:13/mi
5:12:13
↓ 821.3%
40K· 24.85 mi
14:09/mi
5:24:19
↓ 200.3%
25.2M
18:07/mi
5:30:34
↑ 13↓ 160.2%
Finish· 26.22 mi
12:25/mi
5:43:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:41:07
Pace12:17 /mi
2nd Half
Distance13.11 mi
Time3:02:06
Pace13:53 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3533:3210:4833:32
10:48
-
10K
6.21 mi12:24:311:09:2811:1135:56
11:34
+0:46
15K
9.32 mi13:02:221:47:1911:3137:51
12:11
+0:37
20K
12.43 mi13:47:412:32:3812:1745:19
14:35
+2:24
Half
13.11 mi13:56:102:41:0712:178:29
12:26
-2:09
25K
15.53 mi14:28:223:13:1912:2732:12
13:17
+0:51
30K
18.64 mi15:11:113:56:0812:4042:49
13:47
+0:30
20M
20.00 mi15:30:054:15:0212:4518:54
13:54
+0:07
21M
21.00 mi15:46:094:31:0612:5516:04
16:04
+2:10
35K
21.75 mi15:55:524:40:4912:559:43
12:59
-3:05
23M
23.00 mi16:14:034:59:0013:0018:11
14:31
+1:32
24M
24.00 mi16:27:165:12:1313:0113:13
13:13
-1:18
40K
24.85 mi16:39:225:24:1913:0312:06
14:09
+0:56
25.2M
25.20 mi16:45:375:30:3413:076:15
18:07
+3:58
Finish
26.22 mi16:58:165:43:1313:0612:39
12:25
-5:42

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

10:48 /mi

Average Pace

13:06 /mi

Slowest Pace

18:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:19

31% of race

Time at Steady Pace

2:30:05

44% of race

Time at Slower Pace

1:25:49

25% of race

Average Pace: 13:05 /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 mi11:48:3533:3210:4833:32
10:48
#27271
10K
6.21 mi12:24:311:09:2811:1135:56
11:34
#27519
15K
9.32 mi13:02:221:47:1911:3137:51
12:11
#27647
20K
12.43 mi13:47:412:32:3812:1745:19
14:35
#27990
Half
13.11 mi13:56:102:41:0712:178:29
12:26
#27972
25K
15.53 mi14:28:223:13:1912:2732:12
13:17
#27920
30K
18.64 mi15:11:113:56:0812:4042:49
13:47
#27852
20M
20.00 mi15:30:054:15:0212:4518:54
13:54
#27820
21M
21.00 mi15:46:094:31:0612:5516:04
16:04
#27839
35K
21.75 mi15:55:524:40:4912:559:43
12:59
#27815
23M
23.00 mi16:14:034:59:0013:0018:11
14:31
#27829
24M
24.00 mi16:27:165:12:1313:0113:13
13:13
#27817
40K
24.85 mi16:39:225:24:1913:0312:06
14:09
#27800
25.2M
25.20 mi16:45:375:30:3413:076:15
18:07
#27831
Finish
26.22 mi16:58:165:43:1313:0612:39
12:25
#27822
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi27271114911149127749(Top 98%)11831(Top 97%)11831(Top 216%)
10K6.21 mi3.10 mi27519-24811653-16211653-16227660(Top 97%)11760(Top 96%)11760(Top 215%)
15K9.32 mi3.11 mi27647-12811750-9711750-9727749(Top 98%)11831(Top 97%)11831(Top 216%)
20K12.43 mi3.11 mi27990-34311968-21811968-21828333(Top 100%)12197(Top 100%)12197(Top 223%)
Half13.11 mi0.68 mi27972+1811957+1111957+1127727(Top 98%)11841(Top 97%)11841(Top 217%)
25K15.53 mi2.42 mi27920+5211932+2511932+2527487(Top 97%)11708(Top 96%)11708(Top 214%)
30K18.64 mi3.11 mi27852+6811896+3611896+3627349(Top 96%)11688(Top 96%)11688(Top 214%)
20M20.00 mi1.36 mi27820+3211885+1111885+1127209(Top 96%)11666(Top 95%)11666(Top 213%)
21M21.00 mi1.00 mi27839-1911906-2111906-2127836(Top 98%)11976(Top 98%)11976(Top 219%)
35K21.75 mi0.75 mi27815+2411896+1011896+1026943(Top 95%)11563(Top 95%)11563(Top 211%)
23M23.00 mi1.25 mi27829-1411911-1511911-1527661(Top 97%)11936(Top 98%)11936(Top 218%)
24M24.00 mi1.00 mi27817+1211906+511906+527065(Top 95%)11670(Top 95%)11670(Top 213%)
40K24.85 mi0.85 mi27800+17119061190627286(Top 96%)11782(Top 96%)11782(Top 215%)
25.2M25.20 mi0.35 mi27831-3111927-2111927-2128231(Top 99%)12182(Top 100%)12182(Top 223%)
Finish26.22 mi1.02 mi27822+911928-111928-127214(Top 96%)11720(Top 96%)11720(Top 214%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21story building
+97ft-345ft

Overall

27749

Females

11831

F18-39

11831

5K→10K

3.1 - 6.2 mi

Top 97%
×5story building
+79ft-138ft

Overall

27660

Females

11760

F18-39

11760

10K→15K

6.2 - 9.3 mi

Top 98%
×3story building
+67ft-78ft

Overall

27749

Females

11831

F18-39

11831

15K→20K

9.3 - 12.4 mi

Top 100%
×5story building
+106ft-86ft

Overall

28333

Females

12197

F18-39

12197

20K→Half

12.4 - 13.1 mi

Top 98%
×2story building
+19ft-37ft

Overall

27727

Females

11841

F18-39

11841

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

27487

Females

11708

F18-39

11708

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

27349

Females

11688

F18-39

11688

30K→20M

18.6 - 20.0 mi

Top 96%
×5story building
+64ft-50ft

Overall

27209

Females

11666

F18-39

11666

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

27836

Females

11976

F18-39

11976

21M→35K

21.0 - 21.8 mi

Top 95%
×7story building
+17ft-86ft

Overall

26943

Females

11563

F18-39

11563

35K→23M

21.8 - 23.0 mi

Top 97%
×5story building
+23ft-63ft

Overall

27661

Females

11936

F18-39

11936

23M→24M

23.0 - 24.0 mi

Top 95%
×6story building
+12ft-82ft

Overall

27065

Females

11670

F18-39

11670

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

27286

Females

11782

F18-39

11782

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

28231

Females

12182

F18-39

12182

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

27214

Females

11720

F18-39

11720

Passing Analysis

Category:
Athletes Passed
442
Passed By
993
Net Change
-551
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27271
5K → 10K57305-248#27271#27519
10K → 15K48176-128#27519#27647
15K → 20K2345-343#27647#27990
20K → Half213+18#27990#27972
Half → 25K7119+52#27972#27920
25K → 30K8618+68#27920#27852
30K → 20M397+32#27852#27820
20M → 21M1534-19#27820#27839
21M → 35K273+24#27839#27815
35K → 23M1529-14#27815#27829
23M → 24M2210+12#27829#27817
24M → 40K192+17#27817#27800
40K → 25.2M031-31#27800#27831
25.2M → Finish2011+9#27831#27822
TOTALS442993-551
📊

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