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BOSTON MARATHON 2025

Sinead Sinnott

Bib: 30358•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

Start
0:00:00
Race begins
5K· 3.11 mi
33:33
Rank: #27278
Start → 5K
33:33 | 10:48/mi
10K· 6.21 mi
1:08:31
Rank: #27352 (-74)
5K → 10K
34:58 | 11:15/mi
15K· 9.32 mi
1:44:46
Rank: #27359 (-7)
10K → 15K
36:15 | 11:40/mi
20K· 12.43 mi
2:22:19
Rank: #27329 (+30)
15K → 20K
37:33 | 12:05/mi
Half· 13.11 mi
2:30:25
Rank: #27335 (-6)
20K → Half
8:06 | 11:52/mi
25K· 15.53 mi
3:00:17
Rank: #27214 (+121)
Half → 25K
29:52 | 12:19/mi
30K· 18.64 mi
3:38:58
Rank: #27061 (+153)
25K → 30K
38:41 | 12:27/mi
20M
3:55:54
Rank: #26992 (+69)
30K → 20M
16:56 | 12:28/mi
21M
4:09:02
Rank: #26937 (+55)
20M → 21M
13:08 | 13:08/mi
35K· 21.75 mi
4:17:47
Rank: #26894 (+43)
21M → 35K
8:45 | 11:42/mi
23M
4:33:31
Rank: #26852 (+42)
35K → 23M
15:44 | 12:34/mi
24M
4:45:44
Rank: #26818 (+34)
23M → 24M
12:13 | 12:13/mi
40K· 24.85 mi
4:56:10
Rank: #26776 (+42)
24M → 40K
10:26 | 12:13/mi
25.2M
5:00:42
Rank: #26760 (+16)
40K → 25.2M
4:32 | 13:09/mi
Finish· 26.22 mi
5:11:44
Rank: #26723 (+37)
25.2M → Finish
11:02 | 10:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:30:25
Pace11:28 /mi
2nd Half
Distance13.11 mi
Time2:41:19
Pace12:18 /mi
📊Positive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:5333:3310:4833:33
10:48
-
10K
6.21 mi12:29:511:08:3111:0234:58
11:15
+0:27
15K
9.32 mi13:06:061:44:4611:1436:15
11:40
+0:25
20K
12.43 mi13:43:392:22:1911:2737:33
12:05
+0:25
Half
13.11 mi13:51:452:30:2511:288:06
11:52
-0:13
25K
15.53 mi14:21:373:00:1711:3629:52
12:19
+0:27
30K
18.64 mi15:00:183:38:5811:4538:41
12:27
+0:08
20M
20.00 mi15:17:143:55:5411:4816:56
12:28
+0:01
21M
21.00 mi15:30:224:09:0211:5213:08
13:08
+0:40
35K
21.75 mi15:39:074:17:4711:518:45
11:42
-1:26
23M
23.00 mi15:54:514:33:3111:5415:44
12:34
+0:52
24M
24.00 mi16:07:044:45:4411:5412:13
12:13
-0:21
40K
24.85 mi16:17:304:56:1011:5510:26
12:13
0:00
25.2M
25.20 mi16:22:025:00:4211:564:32
13:09
+0:56
Finish
26.22 mi16:33:045:11:4411:5411:02
10:50
-2:19

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

10:48 /mi

Average Pace

11:54 /mi

Slowest Pace

13:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:39

43% of race

Time at Steady Pace

2:25:41

47% of race

Time at Slower Pace

33:24

11% of race

Average Pace: 11:53 /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 mi11:54:5333:3310:4833:33
10:48
#27278
10K
6.21 mi12:29:511:08:3111:0234:58
11:15
#27352
15K
9.32 mi13:06:061:44:4611:1436:15
11:40
#27359
20K
12.43 mi13:43:392:22:1911:2737:33
12:05
#27329
Half
13.11 mi13:51:452:30:2511:288:06
11:52
#27335
25K
15.53 mi14:21:373:00:1711:3629:52
12:19
#27214
30K
18.64 mi15:00:183:38:5811:4538:41
12:27
#27061
20M
20.00 mi15:17:143:55:5411:4816:56
12:28
#26992
21M
21.00 mi15:30:224:09:0211:5213:08
13:08
#26937
35K
21.75 mi15:39:074:17:4711:518:45
11:42
#26894
23M
23.00 mi15:54:514:33:3111:5415:44
12:34
#26852
24M
24.00 mi16:07:044:45:4411:5412:13
12:13
#26818
40K
24.85 mi16:17:304:56:1011:5510:26
12:13
#26776
25.2M
25.20 mi16:22:025:00:4211:564:32
13:09
#26760
Finish
26.22 mi16:33:045:11:4411:5411:02
10:50
#26723
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi27278114931149327384(Top 96%)11612(Top 95%)11612(Top 212%)
10K6.21 mi3.10 mi27352-7411565-7211565-7227333(Top 96%)11567(Top 95%)11567(Top 212%)
15K9.32 mi3.11 mi27359-711567-211567-227384(Top 96%)11612(Top 95%)11612(Top 212%)
20K12.43 mi3.11 mi27329+3011558+911558+927192(Top 96%)11513(Top 94%)11513(Top 211%)
Half13.11 mi0.68 mi27335-611563-511563-527348(Top 96%)11613(Top 95%)11613(Top 212%)
25K15.53 mi2.42 mi27214+12111506+5711506+5726765(Top 94%)11289(Top 92%)11289(Top 206%)
30K18.64 mi3.11 mi27061+15311429+7711429+7726118(Top 92%)11006(Top 90%)11006(Top 201%)
20M20.00 mi1.36 mi26992+6911397+3211397+3225859(Top 91%)10935(Top 89%)10935(Top 200%)
21M21.00 mi1.00 mi26937+5511374+2311374+2325222(Top 89%)10684(Top 87%)10684(Top 195%)
35K21.75 mi0.75 mi26894+4311352+2211352+2225390(Top 89%)10796(Top 88%)10796(Top 197%)
23M23.00 mi1.25 mi26852+4211337+1511337+1525877(Top 91%)11037(Top 90%)11037(Top 202%)
24M24.00 mi1.00 mi26818+3411333+411333+425929(Top 91%)11096(Top 91%)11096(Top 203%)
40K24.85 mi0.85 mi26776+4211322+1111322+1125255(Top 89%)10792(Top 88%)10792(Top 197%)
25.2M25.20 mi0.35 mi26760+1611314+811314+825215(Top 89%)10802(Top 88%)10802(Top 198%)
Finish26.22 mi1.02 mi26723+3711301+1311301+1324996(Top 88%)10656(Top 87%)10656(Top 195%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21stories
+97ft-345ft

Overall

27384

Females

11612

F18-39

11612

5K→10K

3.1 - 6.2 mi

Top 96%
×5stories
+79ft-138ft

Overall

27333

Females

11567

F18-39

11567

10K→15K

6.2 - 9.3 mi

Top 96%
×3stories
+67ft-78ft

Overall

27384

Females

11612

F18-39

11612

15K→20K

9.3 - 12.4 mi

Top 96%
×5stories
+106ft-86ft

Overall

27192

Females

11513

F18-39

11513

20K→Half

12.4 - 13.1 mi

Top 96%
×2stories
+19ft-37ft

Overall

27348

Females

11613

F18-39

11613

Half→25K

13.1 - 15.5 mi

Top 94%
×4stories
+66ft-88ft

Overall

26765

Females

11289

F18-39

11289

25K→30K

15.5 - 18.6 mi

Top 92%
×9stories
+181ft-148ft

Overall

26118

Females

11006

F18-39

11006

30K→20M

18.6 - 20.0 mi

Top 91%
×5stories
+64ft-50ft

Overall

25859

Females

10935

F18-39

10935

20M→21M

20.0 - 21.0 mi

Top 89%
×8stories
+106ft-24ft

Overall

25222

Females

10684

F18-39

10684

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

25390

Females

10796

F18-39

10796

35K→23M

21.8 - 23.0 mi

Top 91%
×5stories
+23ft-63ft

Overall

25877

Females

11037

F18-39

11037

23M→24M

23.0 - 24.0 mi

Top 91%
×6stories
+12ft-82ft

Overall

25929

Females

11096

F18-39

11096

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

25255

Females

10792

F18-39

10792

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

25215

Females

10802

F18-39

10802

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2stories
+22ft-21ft

Overall

24996

Females

10656

F18-39

10656

Passing Analysis

Category:
Athletes Passed
1038
Passed By
483
Net Change
+555
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27278
5K → 10K111185-74#27278#27352
10K → 15K93100-7#27352#27359
15K → 20K11383+30#27359#27329
20K → Half1622-6#27329#27335
Half → 25K15029+121#27335#27214
25K → 30K16512+153#27214#27061
30K → 20M734+69#27061#26992
20M → 21M594+55#26992#26937
21M → 35K463+43#26937#26894
35K → 23M5412+42#26894#26852
23M → 24M4915+34#26852#26818
24M → 40K486+42#26818#26776
40K → 25.2M193+16#26776#26760
25.2M → Finish425+37#26760#26723
TOTALS1038483+555
📊

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