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BOSTON MARATHON 2026

Layne Sargeson

Bib: 15238•F

AR

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0:00
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 41%
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
24:15
3.11 mi
Rank: #15476
Start → 5K
24:15 | 7:49/mi
10K
48:31
6.21 mi
Rank: #15560 (-84)
5K → 10K
24:16 | 7:49/mi
15K
1:12:49
9.32 mi
Rank: #15528 (+32)
10K → 15K
24:18 | 7:50/mi
20K
1:37:23
12.43 mi
Rank: #15463 (+65)
15K → 20K
24:34 | 7:55/mi
HALF
1:42:47
13.11 mi
Rank: #15494 (-31)
20K → HALF
5:24 | 7:56/mi
25K
2:01:54
15.53 mi
Rank: #15315 (+179)
HALF → 25K
19:07 | 7:53/mi
30K
2:27:26
18.64 mi
Rank: #15275 (+40)
25K → 30K
25:32 | 8:14/mi
20M
2:38:59
20.00 mi
Rank: #15338 (-63)
30K → 20M
11:33 | 8:31/mi
21M
2:47:48
21.00 mi
Rank: #15281 (+57)
20M → 21M
8:49 | 8:49/mi
35K
2:53:53
21.75 mi
Rank: #15275 (+6)
21M → 35K
6:05 | 8:08/mi
23M
3:04:42
23.00 mi
Rank: #15364 (-89)
35K → 23M
10:49 | 8:39/mi
24M
3:12:57
24.00 mi
Rank: #15368 (-4)
23M → 24M
8:15 | 8:15/mi
40K
3:20:12
24.85 mi
Rank: #15358 (+10)
24M → 40K
7:15 | 8:29/mi
25.2M
3:23:15
25.20 mi
Rank: #15339 (+19)
40K → 25.2M
3:03 | 8:51/mi
FINISH
3:31:14
26.22 mi
Rank: #15293 (+46)
25.2M → FINISH
7:59 | 7:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:47
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time1:48:27
Pace8:17 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:3024:157:4924:15
7:49
-
10K
6.21 mi11:33:4648:317:4924:16
7:49
0:00
15K
9.32 mi11:58:041:12:497:4924:18
7:50
+0:01
20K
12.43 mi12:22:381:37:237:5124:34
7:55
+0:05
HALF
13.11 mi12:28:021:42:477:515:24
7:56
+0:01
25K
15.53 mi12:47:092:01:547:5119:07
7:53
-0:03
30K
18.64 mi13:12:412:27:267:5525:32
8:14
+0:21
20M
20.00 mi13:24:142:38:597:5711:33
8:31
+0:17
21M
21.00 mi13:33:032:47:488:008:49
8:49
+0:18
35K
21.75 mi13:39:082:53:538:006:05
8:08
-0:41
23M
23.00 mi13:49:573:04:428:0210:49
8:39
+0:31
24M
24.00 mi13:58:123:12:578:038:15
8:15
-0:24
40K
24.85 mi14:05:273:20:128:047:15
8:29
+0:14
25.2M
25.20 mi14:08:303:23:158:043:03
8:51
+0:22
FINISH
26.22 mi14:16:293:31:148:047:59
7:51
-1:00

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

7:49 /mi

Average Pace

8:04 /mi

Slowest Pace

8:51 /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

3:08:33

89% of race

Time at Steady Pace

22:41

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:03 /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 mi11:09:3024:157:4924:15
7:49
#15476
10K
6.21 mi11:33:4648:317:4924:16
7:49
#15560
15K
9.32 mi11:58:041:12:497:4924:18
7:50
#15528
20K
12.43 mi12:22:381:37:237:5124:34
7:55
#15463
HALF
13.11 mi12:28:021:42:477:515:24
7:56
#15494
25K
15.53 mi12:47:092:01:547:5119:07
7:53
#15315
30K
18.64 mi13:12:412:27:267:5525:32
8:14
#15275
20M
20.00 mi13:24:142:38:597:5711:33
8:31
#15338
21M
21.00 mi13:33:032:47:488:008:49
8:49
#15281
35K
21.75 mi13:39:082:53:538:006:05
8:08
#15275
23M
23.00 mi13:49:573:04:428:0210:49
8:39
#15364
24M
24.00 mi13:58:123:12:578:038:15
8:15
#15368
40K
24.85 mi14:05:273:20:128:047:15
8:29
#15358
25.2M
25.20 mi14:08:303:23:158:043:03
8:51
#15339
FINISH
26.22 mi14:16:293:31:148:047:59
7:51
#15293
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 mi154764982498215539(Top 54%)5072(Top 40%)5072(Top 89%)
10K6.21 mi3.10 mi15560-845060-785060-7815750(Top 54%)5167(Top 41%)5167(Top 90%)
15K9.32 mi3.11 mi15528+325061-15061-115539(Top 54%)5072(Top 40%)5072(Top 89%)
20K12.43 mi3.11 mi15463+655027+345027+3415407(Top 53%)5039(Top 40%)5039(Top 88%)
HALF13.11 mi0.68 mi15494-315050-235050-2316556(Top 57%)5648(Top 45%)5648(Top 99%)
25K15.53 mi2.42 mi15315+1794950+1004950+10014497(Top 50%)4577(Top 36%)4577(Top 80%)
30K18.64 mi3.11 mi15275+404971-214971-2115060(Top 52%)5009(Top 40%)5009(Top 88%)
20M20.00 mi1.36 mi15338-635023-525023-5216228(Top 56%)5765(Top 46%)5765(Top 101%)
21M21.00 mi1.00 mi15281+575027-45027-415106(Top 52%)5193(Top 41%)5193(Top 91%)
35K21.75 mi0.75 mi15275+65031-45031-415387(Top 53%)5395(Top 43%)5395(Top 94%)
23M23.00 mi1.25 mi15364-895102-715102-7116567(Top 57%)6173(Top 49%)6173(Top 108%)
24M24.00 mi1.00 mi15368-45132-305132-3015404(Top 53%)5553(Top 44%)5553(Top 97%)
40K24.85 mi0.85 mi15358+105143-115143-1115564(Top 54%)5710(Top 45%)5710(Top 100%)
25.2M25.20 mi0.35 mi15339+195140+35140+313854(Top 48%)4829(Top 38%)4829(Top 84%)
FINISH26.22 mi1.02 mi15293+465124+165124+1614061(Top 48%)4949(Top 39%)4949(Top 87%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21
+97ft-345ft

Overall

15539

Females

5072

F18-39

5072

5K→10K

3.1 - 6.2 mi

Top 54%
×5
+79ft-138ft

Overall

15750

Females

5167

F18-39

5167

10K→15K

6.2 - 9.3 mi

Top 54%
×3
+67ft-78ft

Overall

15539

Females

5072

F18-39

5072

15K→20K

9.3 - 12.4 mi

Top 53%
×5
+106ft-86ft

Overall

15407

Females

5039

F18-39

5039

20K→HALF

12.4 - 13.1 mi

Top 57%
×2
+19ft-37ft

Overall

16556

Females

5648

F18-39

5648

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14497

Females

4577

F18-39

4577

25K→30K

15.5 - 18.6 mi

Top 52%
×9
+181ft-148ft

Overall

15060

Females

5009

F18-39

5009

30K→20M

18.6 - 20.0 mi

Top 56%
×5
+64ft-50ft

Overall

16228

Females

5765

F18-39

5765

20M→21M

20.0 - 21.0 mi

Top 52%
×8
+106ft-24ft

Overall

15106

Females

5193

F18-39

5193

21M→35K

21.0 - 21.8 mi

Top 53%
×7
+17ft-86ft

Overall

15387

Females

5395

F18-39

5395

35K→23M

21.8 - 23.0 mi

Top 57%
×5
+23ft-63ft

Overall

16567

Females

6173

F18-39

6173

23M→24M

23.0 - 24.0 mi

Top 53%
×6
+12ft-82ft

Overall

15404

Females

5553

F18-39

5553

24M→40K

24.0 - 24.9 mi

Top 54%
×1
+6ft-20ft

Overall

15564

Females

5710

F18-39

5710

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1
+13ft-16ft

Overall

13854

Females

4829

F18-39

4829

25.2M→FINISH

25.2 - 26.2 mi

Top 48%
×2
+22ft-21ft

Overall

14061

Females

4949

F18-39

4949

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1741
Passed By
1558
Net Change
+183
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15476
5K → 10K248332-84#15476#15560
10K → 15K217185+32#15560#15528
15K → 20K198133+65#15528#15463
20K → HALF3061-31#15463#15494
HALF → 25K22344+179#15494#15315
25K → 30K213173+40#15315#15275
30K → 20M85148-63#15275#15338
20M → 21M13275+57#15338#15281
21M → 35K6357+6#15281#15275
35K → 23M58147-89#15275#15364
23M → 24M7680-4#15364#15368
24M → 40K7363+10#15368#15358
40K → 25.2M3920+19#15358#15339
25.2M → FINISH8640+46#15339#15293
TOTALS17411558+183
📊

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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing