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BOSTON MARATHON 2025

Claire Ford

Bib: 15317•F

MI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 36%
Gender (Female)
#0 / 12228
Top 19%
Division (F18-39)
#0 / 5469
Top 33%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:54
Rank: #13914
Start → 5K
23:54 | 7:42/mi
10K· 6.21 mi
47:55
Rank: #13999 (-85)
5K → 10K
24:01 | 7:44/mi
15K· 9.32 mi
1:11:40
Rank: #13654 (+345)
10K → 15K
23:45 | 7:39/mi
20K· 12.43 mi
1:35:33
Rank: #13270 (+384)
15K → 20K
23:53 | 7:41/mi
Half· 13.11 mi
1:40:41
Rank: #13193 (+77)
20K → Half
5:08 | 7:31/mi
25K· 15.53 mi
1:59:23
Rank: #12909 (+284)
Half → 25K
18:42 | 7:43/mi
30K· 18.64 mi
2:23:28
Rank: #12231 (+678)
25K → 30K
24:05 | 7:45/mi
20M
2:33:54
Rank: #11861 (+370)
30K → 20M
10:26 | 7:41/mi
21M
2:41:56
Rank: #11576 (+285)
20M → 21M
8:02 | 8:02/mi
35K· 21.75 mi
2:47:21
Rank: #11351 (+225)
21M → 35K
5:25 | 7:14/mi
23M
2:56:35
Rank: #10965 (+386)
35K → 23M
9:14 | 7:22/mi
24M
3:03:54
Rank: #10716 (+249)
23M → 24M
7:19 | 7:19/mi
40K· 24.85 mi
3:10:02
Rank: #10448 (+268)
24M → 40K
6:08 | 7:10/mi
25.2M
3:12:49
Rank: #10356 (+92)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:19:56
Rank: #10125 (+231)
25.2M → Finish
7:07 | 6:59/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:40:41
Pace7:41 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:39:15
Pace7:34 /mi
📊Negative Split: 1.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:0123:547:4223:54
7:42
-
10K
6.21 mi11:19:0247:557:4324:01
7:44
+0:02
15K
9.32 mi11:42:471:11:407:4123:45
7:39
-0:05
20K
12.43 mi12:06:401:35:337:4123:53
7:41
+0:02
Half
13.11 mi12:11:481:40:417:415:08
7:31
-0:10
25K
15.53 mi12:30:301:59:237:4118:42
7:43
+0:12
30K
18.64 mi12:54:352:23:287:4224:05
7:45
+0:02
20M
20.00 mi13:05:012:33:547:4210:26
7:41
-0:04
21M
21.00 mi13:13:032:41:567:438:02
8:02
+0:21
35K
21.75 mi13:18:282:47:217:425:25
7:14
-0:48
23M
23.00 mi13:27:422:56:357:419:14
7:22
+0:08
24M
24.00 mi13:35:013:03:547:407:19
7:19
-0:03
40K
24.85 mi13:41:093:10:027:396:08
7:10
-0:09
25.2M
25.20 mi13:43:563:12:497:392:47
8:04
+0:54
Finish
26.22 mi13:51:033:19:567:387:07
6:59
-1:05

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

6:59 /mi

Average Pace

7:38 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:04:06

32% of race

Time at Steady Pace

2:15:50

68% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:38 /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 mi10:55:0123:547:4223:54
7:42
#13914
10K
6.21 mi11:19:0247:557:4324:01
7:44
#13999
15K
9.32 mi11:42:471:11:407:4123:45
7:39
#13654
20K
12.43 mi12:06:401:35:337:4123:53
7:41
#13270
Half
13.11 mi12:11:481:40:417:415:08
7:31
#13193
25K
15.53 mi12:30:301:59:237:4118:42
7:43
#12909
30K
18.64 mi12:54:352:23:287:4224:05
7:45
#12231
20M
20.00 mi13:05:012:33:547:4210:26
7:41
#11861
21M
21.00 mi13:13:032:41:567:438:02
8:02
#11576
35K
21.75 mi13:18:282:47:217:425:25
7:14
#11351
23M
23.00 mi13:27:422:56:357:419:14
7:22
#10965
24M
24.00 mi13:35:013:03:547:407:19
7:19
#10716
40K
24.85 mi13:41:093:10:027:396:08
7:10
#10448
25.2M
25.20 mi13:43:563:12:497:392:47
8:04
#10356
Finish
26.22 mi13:51:033:19:567:387:07
6:59
#10125
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi139143846384612991(Top 46%)3433(Top 28%)3433(Top 63%)
10K6.21 mi3.10 mi13999-853938-923938-9214171(Top 50%)4059(Top 33%)4059(Top 74%)
15K9.32 mi3.11 mi13654+3453770+1683770+16812991(Top 46%)3433(Top 28%)3433(Top 63%)
20K12.43 mi3.11 mi13270+3843588+1823588+18212289(Top 43%)3156(Top 26%)3156(Top 58%)
Half13.11 mi0.68 mi13193+773554+343554+3411926(Top 42%)2876(Top 24%)2876(Top 53%)
25K15.53 mi2.42 mi12909+2843423+1313423+13111651(Top 41%)2928(Top 24%)2928(Top 54%)
30K18.64 mi3.11 mi12231+6783116+3073116+3079582(Top 34%)2092(Top 17%)2092(Top 38%)
20M20.00 mi1.36 mi11861+3702955+1612955+1618235(Top 29%)1639(Top 13%)1639(Top 30%)
21M21.00 mi1.00 mi11576+2852855+1002855+1007568(Top 27%)1548(Top 13%)1548(Top 28%)
35K21.75 mi0.75 mi11351+2252757+982757+986919(Top 24%)1270(Top 10%)1270(Top 23%)
23M23.00 mi1.25 mi10965+3862601+1562601+1565936(Top 21%)1008(Top 8%)1008(Top 18%)
24M24.00 mi1.00 mi10716+2492502+992502+996551(Top 23%)1285(Top 11%)1285(Top 23%)
40K24.85 mi0.85 mi10448+2682387+1152387+1154959(Top 17%)773(Top 6%)773(Top 14%)
25.2M25.20 mi0.35 mi10356+922366+212366+216428(Top 23%)1431(Top 12%)1431(Top 26%)
Finish26.22 mi1.02 mi10125+2312285+812285+815668(Top 20%)1134(Top 9%)1134(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

12991

Females

3433

F18-39

3433

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

14171

Females

4059

F18-39

4059

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

12991

Females

3433

F18-39

3433

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

12289

Females

3156

F18-39

3156

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

11926

Females

2876

F18-39

2876

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

11651

Females

2928

F18-39

2928

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

9582

Females

2092

F18-39

2092

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

8235

Females

1639

F18-39

1639

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7568

Females

1548

F18-39

1548

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6919

Females

1270

F18-39

1270

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5936

Females

1008

F18-39

1008

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6551

Females

1285

F18-39

1285

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4959

Females

773

F18-39

773

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6428

Females

1431

F18-39

1431

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5668

Females

1134

F18-39

1134

Passing Analysis

Category:
Athletes Passed
4267
Passed By
478
Net Change
+3789
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13914
5K → 10K227312-85#13914#13999
10K → 15K40358+345#13999#13654
15K → 20K41127+384#13654#13270
20K → Half825+77#13270#13193
Half → 25K32036+284#13193#12909
25K → 30K68911+678#12909#12231
30K → 20M3744+370#12231#11861
20M → 21M2916+285#11861#11576
21M → 35K2283+225#11576#11351
35K → 23M3871+386#11351#10965
23M → 24M2534+249#10965#10716
24M → 40K2691+268#10716#10448
40K → 25.2M942+92#10448#10356
25.2M → Finish2398+231#10356#10125
TOTALS4267478+3789
📊

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