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BOSTON MARATHON 2025

Claire O'Rourke

Bib: 19951•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 47%
Gender (Female)
#0 / 12228
Top 32%
Masters (Masters Women)
#0 / 6759
Top 17%
Division (F40-44)
#0 / 1718
Top 35%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:43
Rank: #13394
Start → 5K
23:43 | 7:38/mi
10K· 6.21 mi
47:38
Rank: #13648 (-254)
5K → 10K
23:55 | 7:42/mi
15K· 9.32 mi
1:11:39
Rank: #13642 (+6)
10K → 15K
24:01 | 7:44/mi
20K· 12.43 mi
1:35:49
Rank: #13464 (+178)
15K → 20K
24:10 | 7:47/mi
Half· 13.11 mi
1:41:02
Rank: #13423 (+41)
20K → Half
5:13 | 7:39/mi
25K· 15.53 mi
2:00:25
Rank: #13454 (-31)
Half → 25K
19:23 | 8:00/mi
30K· 18.64 mi
2:26:15
Rank: #13450 (+4)
25K → 30K
25:50 | 8:19/mi
20M
2:37:48
Rank: #13451 (-1)
30K → 20M
11:33 | 8:30/mi
21M
2:46:45
Rank: #13398 (+53)
20M → 21M
8:57 | 8:57/mi
35K· 21.75 mi
2:52:51
Rank: #13396 (+2)
21M → 35K
6:06 | 8:09/mi
23M
3:03:28
Rank: #13350 (+46)
35K → 23M
10:37 | 8:29/mi
24M
3:11:45
Rank: #13329 (+21)
23M → 24M
8:17 | 8:17/mi
40K· 24.85 mi
3:18:58
Rank: #13300 (+29)
24M → 40K
7:13 | 8:26/mi
25.2M
3:22:06
Rank: #13269 (+31)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:30:08
Rank: #13254 (+15)
25.2M → Finish
8:02 | 7:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:02
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:49:06
Pace8:19 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:4023:437:3823:43
7:38
-
10K
6.21 mi11:39:3547:387:4023:55
7:42
+0:04
15K
9.32 mi12:03:361:11:397:4124:01
7:44
+0:02
20K
12.43 mi12:27:461:35:497:4324:10
7:47
+0:03
Half
13.11 mi12:32:591:41:027:425:13
7:39
-0:08
25K
15.53 mi12:52:222:00:257:4519:23
8:00
+0:21
30K
18.64 mi13:18:122:26:157:5125:50
8:19
+0:19
20M
20.00 mi13:29:452:37:487:5311:33
8:30
+0:11
21M
21.00 mi13:38:422:46:457:568:57
8:57
+0:27
35K
21.75 mi13:44:482:52:517:576:06
8:09
-0:48
23M
23.00 mi13:55:253:03:287:5910:37
8:29
+0:20
24M
24.00 mi14:03:423:11:457:598:17
8:17
-0:12
40K
24.85 mi14:10:553:18:588:007:13
8:26
+0:09
25.2M
25.20 mi14:14:033:22:068:013:08
9:05
+0:39
Finish
26.22 mi14:22:053:30:088:018:02
7:53
-1:12

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

7:38 /mi

Average Pace

8:01 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:40

80% of race

Time at Steady Pace

38:20

18% of race

Time at Slower Pace

3:08

1% of race

Average Pace: 8:01 /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 mi11:15:4023:437:3823:43
7:38
#13394
10K
6.21 mi11:39:3547:387:4023:55
7:42
#13648
15K
9.32 mi12:03:361:11:397:4124:01
7:44
#13642
20K
12.43 mi12:27:461:35:497:4324:10
7:47
#13464
Half
13.11 mi12:32:591:41:027:425:13
7:39
#13423
25K
15.53 mi12:52:222:00:257:4519:23
8:00
#13454
30K
18.64 mi13:18:122:26:157:5125:50
8:19
#13450
20M
20.00 mi13:29:452:37:487:5311:33
8:30
#13451
21M
21.00 mi13:38:422:46:457:568:57
8:57
#13398
35K
21.75 mi13:44:482:52:517:576:06
8:09
#13396
23M
23.00 mi13:55:253:03:287:5910:37
8:29
#13350
24M
24.00 mi14:03:423:11:457:598:17
8:17
#13329
40K
24.85 mi14:10:553:18:588:007:13
8:26
#13300
25.2M
25.20 mi14:14:033:22:068:013:08
9:05
#13269
Finish
26.22 mi14:22:053:30:088:018:02
7:53
#13254
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi133943544354413794(Top 49%)3894(Top 32%)3894(Top 227%)
10K6.21 mi3.10 mi13648-2543734-1903734-19013895(Top 49%)3896(Top 32%)3896(Top 227%)
15K9.32 mi3.11 mi13642+63766-323766-3213794(Top 49%)3894(Top 32%)3894(Top 227%)
20K12.43 mi3.11 mi13464+1783703+633703+6313103(Top 46%)3607(Top 29%)3607(Top 210%)
Half13.11 mi0.68 mi13423+413683+203683+2013047(Top 46%)3533(Top 29%)3533(Top 206%)
25K15.53 mi2.42 mi13454-313744-613744-6113852(Top 49%)4132(Top 34%)4132(Top 241%)
30K18.64 mi3.11 mi13450+43786-423786-4213598(Top 48%)4143(Top 34%)4143(Top 241%)
20M20.00 mi1.36 mi13451-13828-423828-4213794(Top 49%)4402(Top 36%)4402(Top 256%)
21M21.00 mi1.00 mi13398+533831-33831-313230(Top 47%)4229(Top 35%)4229(Top 246%)
35K21.75 mi0.75 mi13396+23856-253856-2513322(Top 47%)4321(Top 35%)4321(Top 252%)
23M23.00 mi1.25 mi13350+463867-113867-1113193(Top 46%)4370(Top 36%)4370(Top 254%)
24M24.00 mi1.00 mi13329+213880-133880-1313156(Top 46%)4395(Top 36%)4395(Top 256%)
40K24.85 mi0.85 mi13300+293896-163896-1613062(Top 46%)4473(Top 37%)4473(Top 260%)
25.2M25.20 mi0.35 mi13269+313893+33893+312342(Top 43%)4141(Top 34%)4141(Top 241%)
Finish26.22 mi1.02 mi13254+153899-63899-612086(Top 43%)3974(Top 32%)3974(Top 231%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

13794

Females

3894

F40-44

3894

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

13895

Females

3896

F40-44

3896

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

13794

Females

3894

F40-44

3894

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

13103

Females

3607

F40-44

3607

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

13047

Females

3533

F40-44

3533

Half→25K

13.1 - 15.5 mi

Top 49%
×4stories
+66ft-88ft

Overall

13852

Females

4132

F40-44

4132

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

13598

Females

4143

F40-44

4143

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

13794

Females

4402

F40-44

4402

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

13230

Females

4229

F40-44

4229

21M→35K

21.0 - 21.8 mi

Top 47%
×7stories
+17ft-86ft

Overall

13322

Females

4321

F40-44

4321

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

13193

Females

4370

F40-44

4370

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

13156

Females

4395

F40-44

4395

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13062

Females

4473

F40-44

4473

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

12342

Females

4141

F40-44

4141

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

12086

Females

3974

F40-44

3974

Passing Analysis

Category:
Athletes Passed
1874
Passed By
1734
Net Change
+140
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13394
5K → 10K187441-254#13394#13648
10K → 15K214208+6#13648#13642
15K → 20K27799+178#13642#13464
20K → Half5716+41#13464#13423
Half → 25K154185-31#13423#13454
25K → 30K252248+4#13454#13450
30K → 20M119120-1#13450#13451
20M → 21M13178+53#13451#13398
21M → 35K6159+2#13398#13396
35K → 23M12680+46#13396#13350
23M → 24M8564+21#13350#13329
24M → 40K9061+29#13329#13300
40K → 25.2M4615+31#13300#13269
25.2M → Finish7560+15#13269#13254
TOTALS18741734+140
📊

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