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BOSTON MARATHON 2026

Sinead Walsh

Bib: 30196•F

MA

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0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 46%
Age Group (F18-39)
#0 / 5716
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
25:59
3.11 mi
Rank: #19289
Start → 5K
25:59 | 8:22/mi
10K
51:09
6.21 mi
Rank: #18589 (+700)
5K → 10K
25:10 | 8:07/mi
15K
1:16:05
9.32 mi
Rank: #18162 (+427)
10K → 15K
24:56 | 8:02/mi
20K
1:40:44
12.43 mi
Rank: #17553 (+609)
15K → 20K
24:39 | 7:57/mi
HALF
1:45:59
13.11 mi
Rank: #17428 (+125)
20K → HALF
5:15 | 7:43/mi
25K
2:04:59
15.53 mi
Rank: #16909 (+519)
HALF → 25K
19:00 | 7:51/mi
30K
2:29:53
18.64 mi
Rank: #16284 (+625)
25K → 30K
24:54 | 8:01/mi
20M
2:41:08
20.00 mi
Rank: #16169 (+115)
30K → 20M
11:15 | 8:17/mi
21M
2:49:57
21.00 mi
Rank: #16065 (+104)
20M → 21M
8:49 | 8:49/mi
35K
2:55:50
21.75 mi
Rank: #15948 (+117)
21M → 35K
5:53 | 7:52/mi
23M
3:06:59
23.00 mi
Rank: #16055 (-107)
35K → 23M
11:09 | 8:55/mi
24M
3:16:18
24.00 mi
Rank: #16309 (-254)
23M → 24M
9:19 | 9:19/mi
40K
3:24:01
24.85 mi
Rank: #16383 (-74)
24M → 40K
7:43 | 9:02/mi
25.2M
3:27:19
25.20 mi
Rank: #16410 (-27)
40K → 25.2M
3:18 | 9:35/mi
FINISH
3:35:52
26.22 mi
Rank: #16448 (-38)
25.2M → FINISH
8:33 | 8:24/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:45:59
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time1:49:53
Pace8:23 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:2625:598:2225:59
8:22
-
10K
6.21 mi12:14:3651:098:1425:10
8:07
-0:15
15K
9.32 mi12:39:321:16:058:1024:56
8:02
-0:05
20K
12.43 mi13:04:111:40:448:0724:39
7:57
-0:05
HALF
13.11 mi13:09:261:45:598:065:15
7:43
-0:14
25K
15.53 mi13:28:262:04:598:0319:00
7:51
+0:08
30K
18.64 mi13:53:202:29:538:0324:54
8:01
+0:10
20M
20.00 mi14:04:352:41:088:0411:15
8:17
+0:16
21M
21.00 mi14:13:242:49:578:068:49
8:49
+0:32
35K
21.75 mi14:19:172:55:508:065:53
7:52
-0:57
23M
23.00 mi14:30:263:06:598:0811:09
8:55
+1:03
24M
24.00 mi14:39:453:16:188:119:19
9:19
+0:24
40K
24.85 mi14:47:283:24:018:137:43
9:02
-0:17
25.2M
25.20 mi14:50:463:27:198:143:18
9:35
+0:33
FINISH
26.22 mi14:59:193:35:528:158:33
8:24
-1:11

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:43 /mi

Average Pace

8:14 /mi

Slowest Pace

9:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

54:47

25% of race

Time at Steady Pace

2:00:47

56% of race

Time at Slower Pace

40:18

19% of race

Average Pace: 8:14 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:49:2625:598:2225:59
8:22
#19289
10K
6.21 mi12:14:3651:098:1425:10
8:07
#18589
15K
9.32 mi12:39:321:16:058:1024:56
8:02
#18162
20K
12.43 mi13:04:111:40:448:0724:39
7:57
#17553
HALF
13.11 mi13:09:261:45:598:065:15
7:43
#17428
25K
15.53 mi13:28:262:04:598:0319:00
7:51
#16909
30K
18.64 mi13:53:202:29:538:0324:54
8:01
#16284
20M
20.00 mi14:04:352:41:088:0411:15
8:17
#16169
21M
21.00 mi14:13:242:49:578:068:49
8:49
#16065
35K
21.75 mi14:19:172:55:508:065:53
7:52
#15948
23M
23.00 mi14:30:263:06:598:0811:09
8:55
#16055
24M
24.00 mi14:39:453:16:188:119:19
9:19
#16309
40K
24.85 mi14:47:283:24:018:137:43
9:02
#16383
25.2M
25.20 mi14:50:463:27:198:143:18
9:35
#16410
FINISH
26.22 mi14:59:193:35:528:158:33
8:24
#16448
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi192897240724017223(Top 59%)6037(Top 48%)6037(Top 106%)
10K6.21 mi3.10 mi18589+7006824+4166824+41617980(Top 62%)6467(Top 51%)6467(Top 113%)
15K9.32 mi3.11 mi18162+4276578+2466578+24617223(Top 59%)6037(Top 48%)6037(Top 106%)
20K12.43 mi3.11 mi17553+6096246+3326246+33215650(Top 54%)5181(Top 41%)5181(Top 91%)
HALF13.11 mi0.68 mi17428+1256173+736173+7314843(Top 51%)4645(Top 37%)4645(Top 81%)
25K15.53 mi2.42 mi16909+5195888+2855888+28514152(Top 49%)4390(Top 35%)4390(Top 77%)
30K18.64 mi3.11 mi16284+6255574+3145574+31413601(Top 47%)4184(Top 33%)4184(Top 73%)
20M20.00 mi1.36 mi16169+1155521+535521+5314851(Top 51%)4973(Top 40%)4973(Top 87%)
21M21.00 mi1.00 mi16065+1045485+365485+3615119(Top 52%)5206(Top 41%)5206(Top 91%)
35K21.75 mi0.75 mi15948+1175423+625423+6213614(Top 47%)4446(Top 35%)4446(Top 78%)
23M23.00 mi1.25 mi16055-1075518-955518-9518059(Top 62%)6986(Top 56%)6986(Top 122%)
24M24.00 mi1.00 mi16309-2545677-1595677-15920689(Top 71%)8384(Top 67%)8384(Top 147%)
40K24.85 mi0.85 mi16383-745736-595736-5918531(Top 64%)7326(Top 58%)7326(Top 128%)
25.2M25.20 mi0.35 mi16410-275764-285764-2817675(Top 61%)6847(Top 54%)6847(Top 120%)
FINISH26.22 mi1.02 mi16448-385804-405804-4017571(Top 61%)6815(Top 54%)6815(Top 119%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21
+97ft-345ft

Overall

17223

Females

6037

F18-39

6037

5K→10K

3.1 - 6.2 mi

Top 62%
×5
+79ft-138ft

Overall

17980

Females

6467

F18-39

6467

10K→15K

6.2 - 9.3 mi

Top 59%
×3
+67ft-78ft

Overall

17223

Females

6037

F18-39

6037

15K→20K

9.3 - 12.4 mi

Top 54%
×5
+106ft-86ft

Overall

15650

Females

5181

F18-39

5181

20K→HALF

12.4 - 13.1 mi

Top 51%
×2
+19ft-37ft

Overall

14843

Females

4645

F18-39

4645

HALF→25K

13.1 - 15.5 mi

Top 49%
×4
+66ft-88ft

Overall

14152

Females

4390

F18-39

4390

25K→30K

15.5 - 18.6 mi

Top 47%
×9
+181ft-148ft

Overall

13601

Females

4184

F18-39

4184

30K→20M

18.6 - 20.0 mi

Top 51%
×5
+64ft-50ft

Overall

14851

Females

4973

F18-39

4973

20M→21M

20.0 - 21.0 mi

Top 52%
×8
+106ft-24ft

Overall

15119

Females

5206

F18-39

5206

21M→35K

21.0 - 21.8 mi

Top 47%
×7
+17ft-86ft

Overall

13614

Females

4446

F18-39

4446

35K→23M

21.8 - 23.0 mi

Top 62%
×5
+23ft-63ft

Overall

18059

Females

6986

F18-39

6986

23M→24M

23.0 - 24.0 mi

Top 71%
×6
+12ft-82ft

Overall

20689

Females

8384

F18-39

8384

24M→40K

24.0 - 24.9 mi

Top 64%
×1
+6ft-20ft

Overall

18531

Females

7326

F18-39

7326

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1
+13ft-16ft

Overall

17675

Females

6847

F18-39

6847

25.2M→FINISH

25.2 - 26.2 mi

Top 61%
×2
+22ft-21ft

Overall

17571

Females

6815

F18-39

6815

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3761*
Passed By
851
Net Change
+2841
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19289
5K → 10K764*64+700#19289#18589
10K → 15K474*47+427#18589#18162
15K → 20K617*8+609#18162#17553
20K → HALF1294+125#17553#17428
HALF → 25K524*5+519#17428#16909
25K → 30K630*5+625#16909#16284
30K → 20M14934+115#16284#16169
20M → 21M14541+104#16169#16065
21M → 35K1269+117#16065#15948
35K → 23M72179-107#15948#16055
23M → 24M15200-254#16055#16309
24M → 40K46120-74#16309#16383
40K → 25.2M2350-27#16383#16410
25.2M → FINISH4785-38#16410#16448
TOTALS3761*851+2841

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing