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BOSTON MARATHON 2025

Aoife O'Leary

Bib: 5169•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 21%
Gender (Female)
#0 / 12228
Top 5%
Masters (Masters Women)
#0 / 6759
Top 1%
Division (F40-44)
#0 / 1718
Top 3%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:11
Rank: #8979
Start → 5K
22:11 | 7:08/mi
10K· 6.21 mi
43:42
Rank: #8116 (+863)
5K → 10K
21:31 | 6:56/mi
15K· 9.32 mi
1:05:28
Rank: #7932 (+184)
10K → 15K
21:46 | 7:00/mi
20K· 12.43 mi
1:27:08
Rank: #7568 (+364)
15K → 20K
21:40 | 6:58/mi
Half· 13.11 mi
1:31:38
Rank: #7428 (+140)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:48:18
Rank: #7079 (+349)
Half → 25K
16:40 | 6:52/mi
30K· 18.64 mi
2:10:55
Rank: #6820 (+259)
25K → 30K
22:37 | 7:17/mi
20M
2:21:03
Rank: #6725 (+95)
30K → 20M
10:08 | 7:27/mi
21M
2:29:00
Rank: #6669 (+56)
20M → 21M
7:57 | 7:57/mi
35K· 21.75 mi
2:34:13
Rank: #6569 (+100)
21M → 35K
5:13 | 6:58/mi
23M
2:43:21
Rank: #6427 (+142)
35K → 23M
9:08 | 7:18/mi
24M
2:50:35
Rank: #6351 (+76)
23M → 24M
7:14 | 7:14/mi
40K· 24.85 mi
2:56:29
Rank: #6198 (+153)
24M → 40K
5:54 | 6:54/mi
25.2M
2:59:13
Rank: #6157 (+41)
40K → 25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
3:05:58
Rank: #5974 (+183)
25.2M → Finish
6:45 | 6:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:38
Pace6:59 /mi
2nd Half
Distance13.11 mi
Time1:34:20
Pace7:12 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:5022:117:0822:11
7:08
-
10K
6.21 mi11:10:2143:427:0221:31
6:56
-0:12
15K
9.32 mi11:32:071:05:287:0121:46
7:00
+0:04
20K
12.43 mi11:53:471:27:087:0121:40
6:58
-0:02
Half
13.11 mi11:58:171:31:386:594:30
6:36
-0:22
25K
15.53 mi12:14:571:48:186:5816:40
6:52
+0:16
30K
18.64 mi12:37:342:10:557:0122:37
7:17
+0:25
20M
20.00 mi12:47:422:21:037:0310:08
7:27
+0:10
21M
21.00 mi12:55:392:29:007:067:57
7:57
+0:30
35K
21.75 mi13:00:522:34:137:055:13
6:58
-0:59
23M
23.00 mi13:10:002:43:217:069:08
7:18
+0:20
24M
24.00 mi13:17:142:50:357:067:14
7:14
-0:04
40K
24.85 mi13:23:082:56:297:065:54
6:54
-0:20
25.2M
25.20 mi13:25:522:59:137:072:44
7:56
+1:02
Finish
26.22 mi13:32:373:05:587:066:45
6:37
-1:19

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

6:36 /mi

Average Pace

7:06 /mi

Slowest Pace

7:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

11:15

6% of race

Time at Steady Pace

1:54:55

62% of race

Time at Slower Pace

59:48

32% of race

Average Pace: 7:06 /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 mi10:48:5022:117:0822:11
7:08
#8979
10K
6.21 mi11:10:2143:427:0221:31
6:56
#8116
15K
9.32 mi11:32:071:05:287:0121:46
7:00
#7932
20K
12.43 mi11:53:471:27:087:0121:40
6:58
#7568
Half
13.11 mi11:58:171:31:386:594:30
6:36
#7428
25K
15.53 mi12:14:571:48:186:5816:40
6:52
#7079
30K
18.64 mi12:37:342:10:557:0122:37
7:17
#6820
20M
20.00 mi12:47:422:21:037:0310:08
7:27
#6725
21M
21.00 mi12:55:392:29:007:067:57
7:57
#6669
35K
21.75 mi13:00:522:34:137:055:13
6:58
#6569
23M
23.00 mi13:10:002:43:217:069:08
7:18
#6427
24M
24.00 mi13:17:142:50:357:067:14
7:14
#6351
40K
24.85 mi13:23:082:56:297:065:54
6:54
#6198
25.2M
25.20 mi13:25:522:59:137:072:44
7:56
#6157
Finish
26.22 mi13:32:373:05:587:066:45
6:37
#5974
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi8979135513557669(Top 27%)919(Top 8%)919(Top 53%)
10K6.21 mi3.10 mi8116+8631036+3191036+3197447(Top 26%)828(Top 7%)828(Top 48%)
15K9.32 mi3.11 mi7932+184971+65971+657669(Top 27%)919(Top 8%)919(Top 53%)
20K12.43 mi3.11 mi7568+364873+98873+986732(Top 24%)713(Top 6%)713(Top 42%)
Half13.11 mi0.68 mi7428+140830+43830+434473(Top 16%)292(Top 2%)292(Top 17%)
25K15.53 mi2.42 mi7079+349746+84746+845487(Top 19%)492(Top 4%)492(Top 29%)
30K18.64 mi3.11 mi6820+259734+12734+126343(Top 22%)774(Top 6%)774(Top 45%)
20M20.00 mi1.36 mi6725+95732+2732+26750(Top 24%)1049(Top 9%)1049(Top 61%)
21M21.00 mi1.00 mi6669+56740-8740-87090(Top 25%)1334(Top 11%)1334(Top 78%)
35K21.75 mi0.75 mi6569+100736+4736+45219(Top 18%)676(Top 6%)676(Top 39%)
23M23.00 mi1.25 mi6427+142717+19717+195455(Top 19%)801(Top 7%)801(Top 47%)
24M24.00 mi1.00 mi6351+767177176040(Top 21%)1075(Top 9%)1075(Top 63%)
40K24.85 mi0.85 mi6198+153690+27690+273392(Top 12%)360(Top 3%)360(Top 21%)
25.2M25.20 mi0.35 mi6157+416906905616(Top 20%)1079(Top 9%)1079(Top 63%)
Finish26.22 mi1.02 mi5974+183661+29661+293501(Top 12%)429(Top 4%)429(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

7669

Females

919

F40-44

919

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

7447

Females

828

F40-44

828

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

7669

Females

919

F40-44

919

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6732

Females

713

F40-44

713

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4473

Females

292

F40-44

292

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5487

Females

492

F40-44

492

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

6343

Females

774

F40-44

774

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6750

Females

1049

F40-44

1049

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

7090

Females

1334

F40-44

1334

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

5219

Females

676

F40-44

676

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5455

Females

801

F40-44

801

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

6040

Females

1075

F40-44

1075

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3392

Females

360

F40-44

360

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5616

Females

1079

F40-44

1079

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3501

Females

429

F40-44

429

Passing Analysis

Category:
Athletes Passed
3296
Passed By
291
Net Change
+3005
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8979
5K → 10K88118+863#8979#8116
10K → 15K24662+184#8116#7932
15K → 20K3739+364#7932#7568
20K → Half1400+140#7568#7428
Half → 25K3523+349#7428#7079
25K → 30K31556+259#7079#6820
30K → 20M13338+95#6820#6725
20M → 21M10044+56#6725#6669
21M → 35K1077+100#6669#6569
35K → 23M15917+142#6569#6427
23M → 24M9620+76#6427#6351
24M → 40K1530+153#6351#6198
40K → 25.2M5413+41#6198#6157
25.2M → Finish1874+183#6157#5974
TOTALS3296291+3005
📊

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