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BOSTON MARATHON 2025

Claire Thompson

Bib: 11328•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 41%
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
23:54
Rank: #13938
Start → 5K
23:54 | 7:42/mi
10K· 6.21 mi
47:52
Rank: #13941 (-3)
5K → 10K
23:58 | 7:43/mi
15K· 9.32 mi
1:12:00
Rank: #13987 (-46)
10K → 15K
24:08 | 7:46/mi
20K· 12.43 mi
1:37:00
Rank: #14289 (-302)
15K → 20K
25:00 | 8:03/mi
Half· 13.11 mi
1:42:25
Rank: #14348 (-59)
20K → Half
5:25 | 7:56/mi
25K· 15.53 mi
2:02:28
Rank: #14581 (-233)
Half → 25K
20:03 | 8:16/mi
30K· 18.64 mi
2:29:19
Rank: #14827 (-246)
25K → 30K
26:51 | 8:39/mi
20M
2:41:28
Rank: #14928 (-101)
30K → 20M
12:09 | 8:56/mi
21M
2:51:00
Rank: #14975 (-47)
20M → 21M
9:32 | 9:32/mi
35K· 21.75 mi
2:57:34
Rank: #15055 (-80)
21M → 35K
6:34 | 8:47/mi
23M
3:08:48
Rank: #15096 (-41)
35K → 23M
11:14 | 8:58/mi
24M
3:17:43
Rank: #15170 (-74)
23M → 24M
8:55 | 8:55/mi
40K· 24.85 mi
3:25:16
Rank: #15164 (+6)
24M → 40K
7:33 | 8:50/mi
25.2M
3:28:46
Rank: #15218 (-54)
40K → 25.2M
3:30 | 10:09/mi
Finish· 26.22 mi
3:37:21
Rank: #15232 (-14)
25.2M → Finish
8:35 | 8:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:25
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:54:56
Pace8:46 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5023:547:4223:54
7:42
-
10K
6.21 mi11:14:4847:527:4223:58
7:43
+0:01
15K
9.32 mi11:38:561:12:007:4324:08
7:46
+0:03
20K
12.43 mi12:03:561:37:007:4825:00
8:03
+0:17
Half
13.11 mi12:09:211:42:257:495:25
7:56
-0:07
25K
15.53 mi12:29:242:02:287:5320:03
8:16
+0:20
30K
18.64 mi12:56:152:29:198:0126:51
8:39
+0:23
20M
20.00 mi13:08:242:41:288:0412:09
8:56
+0:17
21M
21.00 mi13:17:562:51:008:099:32
9:32
+0:36
35K
21.75 mi13:24:302:57:348:106:34
8:47
-0:45
23M
23.00 mi13:35:443:08:488:1311:14
8:58
+0:11
24M
24.00 mi13:44:393:17:438:148:55
8:55
-0:03
40K
24.85 mi13:52:123:25:168:167:33
8:50
-0:05
25.2M
25.20 mi13:55:423:28:468:173:30
10:09
+1:19
Finish
26.22 mi14:04:173:37:218:188:35
8:25
-1:44

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

7:42 /mi

Average Pace

8:18 /mi

Slowest Pace

10:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:28

56% of race

Time at Steady Pace

1:21:51

38% of race

Time at Slower Pace

13:02

6% of race

Average Pace: 8:17 /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 mi10:50:5023:547:4223:54
7:42
#13938
10K
6.21 mi11:14:4847:527:4223:58
7:43
#13941
15K
9.32 mi11:38:561:12:007:4324:08
7:46
#13987
20K
12.43 mi12:03:561:37:007:4825:00
8:03
#14289
Half
13.11 mi12:09:211:42:257:495:25
7:56
#14348
25K
15.53 mi12:29:242:02:287:5320:03
8:16
#14581
30K
18.64 mi12:56:152:29:198:0126:51
8:39
#14827
20M
20.00 mi13:08:242:41:288:0412:09
8:56
#14928
21M
21.00 mi13:17:562:51:008:099:32
9:32
#14975
35K
21.75 mi13:24:302:57:348:106:34
8:47
#15055
23M
23.00 mi13:35:443:08:488:1311:14
8:58
#15096
24M
24.00 mi13:44:393:17:438:148:55
8:55
#15170
40K
24.85 mi13:52:123:25:168:167:33
8:50
#15164
25.2M
25.20 mi13:55:423:28:468:173:30
10:09
#15218
Finish
26.22 mi14:04:173:37:218:188:35
8:25
#15232
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi139383870387014116(Top 50%)4088(Top 33%)4088(Top 75%)
10K6.21 mi3.10 mi13941-33904-343904-3414041(Top 49%)3981(Top 33%)3981(Top 73%)
15K9.32 mi3.11 mi13987-463963-593963-5914116(Top 50%)4088(Top 33%)4088(Top 75%)
20K12.43 mi3.11 mi14289-3024169-2064169-20615267(Top 54%)4786(Top 39%)4786(Top 88%)
Half13.11 mi0.68 mi14348-594209-404209-4015490(Top 55%)4890(Top 40%)4890(Top 89%)
25K15.53 mi2.42 mi14581-2334383-1744383-17415735(Top 55%)5149(Top 42%)5149(Top 94%)
30K18.64 mi3.11 mi14827-2464579-1964579-19615652(Top 55%)5255(Top 43%)5255(Top 96%)
20M20.00 mi1.36 mi14928-1014654-754654-7516481(Top 58%)5862(Top 48%)5862(Top 107%)
21M21.00 mi1.00 mi14975-474704-504704-5016233(Top 57%)5829(Top 48%)5829(Top 107%)
35K21.75 mi0.75 mi15055-804772-684772-6817137(Top 60%)6416(Top 52%)6416(Top 117%)
23M23.00 mi1.25 mi15096-414826-544826-5416111(Top 57%)5945(Top 49%)5945(Top 109%)
24M24.00 mi1.00 mi15170-744903-774903-7716938(Top 60%)6462(Top 53%)6462(Top 118%)
40K24.85 mi0.85 mi15164+64937-344937-3415367(Top 54%)5724(Top 47%)5724(Top 105%)
25.2M25.20 mi0.35 mi15218-544981-444981-4417699(Top 62%)6951(Top 57%)6951(Top 127%)
Finish26.22 mi1.02 mi15232-145008-275008-2715748(Top 55%)5880(Top 48%)5880(Top 108%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

14116

Females

4088

F18-39

4088

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

14041

Females

3981

F18-39

3981

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

14116

Females

4088

F18-39

4088

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

15267

Females

4786

F18-39

4786

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

15490

Females

4890

F18-39

4890

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

15735

Females

5149

F18-39

5149

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

15652

Females

5255

F18-39

5255

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

16481

Females

5862

F18-39

5862

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

16233

Females

5829

F18-39

5829

21M→35K

21.0 - 21.8 mi

Top 60%
×7stories
+17ft-86ft

Overall

17137

Females

6416

F18-39

6416

35K→23M

21.8 - 23.0 mi

Top 57%
×5stories
+23ft-63ft

Overall

16111

Females

5945

F18-39

5945

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

16938

Females

6462

F18-39

6462

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15367

Females

5724

F18-39

5724

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

17699

Females

6951

F18-39

6951

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

15748

Females

5880

F18-39

5880

Passing Analysis

Category:
Athletes Passed
1398
Passed By
2692
Net Change
-1294
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13938
5K → 10K265268-3#13938#13941
10K → 15K173219-46#13941#13987
15K → 20K129431-302#13987#14289
20K → Half1574-59#14289#14348
Half → 25K114347-233#14348#14581
25K → 30K168414-246#14581#14827
30K → 20M95196-101#14827#14928
20M → 21M102149-47#14928#14975
21M → 35K38118-80#14975#15055
35K → 23M96137-41#15055#15096
23M → 24M62136-74#15096#15170
24M → 40K6660+6#15170#15164
40K → 25.2M2175-54#15164#15218
25.2M → Finish5468-14#15218#15232
TOTALS13982692-1294
📊

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