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BOSTON MARATHON 2026

Lauren Sams

Bib: 13365•F

NC

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 14%
Gender (Female)
#0 / 12578
Top 2%
Age Group (F18-39)
#0 / 5716
Top 5%
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
22:17
3.11 mi
Rank: #9939
Start → 5K
22:17 | 7:11/mi
10K
43:46
6.21 mi
Rank: #8919 (+1020)
5K → 10K
21:29 | 6:55/mi
15K
1:04:07
9.32 mi
Rank: #7629 (+1290)
10K → 15K
20:21 | 6:34/mi
20K
1:24:12
12.43 mi
Rank: #6388 (+1241)
15K → 20K
20:05 | 6:28/mi
HALF
1:28:35
13.11 mi
Rank: #6230 (+158)
20K → HALF
4:23 | 6:26/mi
25K
1:44:16
15.53 mi
Rank: #5618 (+612)
HALF → 25K
15:41 | 6:29/mi
30K
2:04:37
18.64 mi
Rank: #4953 (+665)
25K → 30K
20:21 | 6:34/mi
20M
2:13:42
20.00 mi
Rank: #4812 (+141)
30K → 20M
9:05 | 6:42/mi
21M
2:20:32
21.00 mi
Rank: #4633 (+179)
20M → 21M
6:50 | 6:50/mi
35K
2:25:17
21.75 mi
Rank: #4522 (+111)
21M → 35K
4:45 | 6:21/mi
23M
2:33:41
23.00 mi
Rank: #4419 (+103)
35K → 23M
8:24 | 6:43/mi
24M
2:40:12
24.00 mi
Rank: #4328 (+91)
23M → 24M
6:31 | 6:31/mi
40K
2:45:49
24.85 mi
Rank: #4228 (+100)
24M → 40K
5:37 | 6:35/mi
25.2M
2:48:14
25.20 mi
Rank: #4191 (+37)
40K → 25.2M
2:25 | 7:01/mi
FINISH
2:54:46
26.22 mi
Rank: #4138 (+53)
25.2M → FINISH
6:32 | 6:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:28:35
Pace6:46 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:26:11
Pace6:35 /mi
📊Negative Split: 2.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:0922:177:1122:17
7:11
-
10K
6.21 mi11:12:3843:467:0321:29
6:55
-0:16
15K
9.32 mi11:32:591:04:076:5320:21
6:34
-0:21
20K
12.43 mi11:53:041:24:126:4720:05
6:28
-0:06
HALF
13.11 mi11:57:271:28:356:464:23
6:26
-0:02
25K
15.53 mi12:13:081:44:166:4315:41
6:29
+0:03
30K
18.64 mi12:33:292:04:376:4220:21
6:34
+0:05
20M
20.00 mi12:42:342:13:426:429:05
6:42
+0:08
21M
21.00 mi12:49:242:20:326:426:50
6:50
+0:08
35K
21.75 mi12:54:092:25:176:414:45
6:21
-0:29
23M
23.00 mi13:02:332:33:416:418:24
6:43
+0:22
24M
24.00 mi13:09:042:40:126:416:31
6:31
-0:12
40K
24.85 mi13:14:412:45:496:415:37
6:35
+0:04
25.2M
25.20 mi13:17:062:48:146:412:25
7:01
+0:26
FINISH
26.22 mi13:23:382:54:466:416:32
6:25
-0:36

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

6:21 /mi

Average Pace

6:40 /mi

Slowest Pace

7:11 /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

2:30:04

86% of race

Time at Steady Pace

24:42

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:40 /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 mi10:51:0922:177:1122:17
7:11
#9939
10K
6.21 mi11:12:3843:467:0321:29
6:55
#8919
15K
9.32 mi11:32:591:04:076:5320:21
6:34
#7629
20K
12.43 mi11:53:041:24:126:4720:05
6:28
#6388
HALF
13.11 mi11:57:271:28:356:464:23
6:26
#6230
25K
15.53 mi12:13:081:44:166:4315:41
6:29
#5618
30K
18.64 mi12:33:292:04:376:4220:21
6:34
#4953
20M
20.00 mi12:42:342:13:426:429:05
6:42
#4812
21M
21.00 mi12:49:242:20:326:426:50
6:50
#4633
35K
21.75 mi12:54:092:25:176:414:45
6:21
#4522
23M
23.00 mi13:02:332:33:416:418:24
6:43
#4419
24M
24.00 mi13:09:042:40:126:416:31
6:31
#4328
40K
24.85 mi13:14:412:45:496:415:37
6:35
#4228
25.2M
25.20 mi13:17:062:48:146:412:25
7:01
#4191
FINISH
26.22 mi13:23:382:54:466:416:32
6:25
#4138
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 mi9939185018504591(Top 16%)273(Top 2%)273(Top 5%)
10K6.21 mi3.10 mi8919+10201421+4291421+4298056(Top 28%)1105(Top 9%)1105(Top 19%)
15K9.32 mi3.11 mi7629+1290970+451970+4514591(Top 16%)273(Top 2%)273(Top 5%)
20K12.43 mi3.11 mi6388+1241618+352618+3523553(Top 12%)157(Top 1%)157(Top 3%)
HALF13.11 mi0.68 mi6230+158581+37581+374016(Top 14%)210(Top 2%)210(Top 4%)
25K15.53 mi2.42 mi5618+612454+127454+1273286(Top 11%)147(Top 1%)147(Top 3%)
30K18.64 mi3.11 mi4953+665338+116338+1162851(Top 10%)130(Top 1%)130(Top 2%)
20M20.00 mi1.36 mi4812+141325+13325+133424(Top 12%)230(Top 2%)230(Top 4%)
21M21.00 mi1.00 mi4633+179306+19306+192634(Top 9%)160(Top 1%)160(Top 3%)
35K21.75 mi0.75 mi4522+111295+11295+112792(Top 10%)179(Top 1%)179(Top 3%)
23M23.00 mi1.25 mi4419+103296-1296-13576(Top 12%)312(Top 2%)312(Top 5%)
24M24.00 mi1.00 mi4328+912962963288(Top 11%)298(Top 2%)298(Top 5%)
40K24.85 mi0.85 mi4228+100292+4292+42938(Top 10%)258(Top 2%)258(Top 5%)
25.2M25.20 mi0.35 mi4191+37284+8284+82760(Top 10%)251(Top 2%)251(Top 4%)
FINISH26.22 mi1.02 mi4138+532842843657(Top 13%)436(Top 3%)436(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21
+97ft-345ft

Overall

4591

Females

273

F18-39

273

5K→10K

3.1 - 6.2 mi

Top 28%
×5
+79ft-138ft

Overall

8056

Females

1105

F18-39

1105

10K→15K

6.2 - 9.3 mi

Top 16%
×3
+67ft-78ft

Overall

4591

Females

273

F18-39

273

15K→20K

9.3 - 12.4 mi

Top 12%
×5
+106ft-86ft

Overall

3553

Females

157

F18-39

157

20K→HALF

12.4 - 13.1 mi

Top 14%
×2
+19ft-37ft

Overall

4016

Females

210

F18-39

210

HALF→25K

13.1 - 15.5 mi

Top 11%
×4
+66ft-88ft

Overall

3286

Females

147

F18-39

147

25K→30K

15.5 - 18.6 mi

Top 10%
×9
+181ft-148ft

Overall

2851

Females

130

F18-39

130

30K→20M

18.6 - 20.0 mi

Top 12%
×5
+64ft-50ft

Overall

3424

Females

230

F18-39

230

20M→21M

20.0 - 21.0 mi

Top 9%
×8
+106ft-24ft

Overall

2634

Females

160

F18-39

160

21M→35K

21.0 - 21.8 mi

Top 10%
×7
+17ft-86ft

Overall

2792

Females

179

F18-39

179

35K→23M

21.8 - 23.0 mi

Top 12%
×5
+23ft-63ft

Overall

3576

Females

312

F18-39

312

23M→24M

23.0 - 24.0 mi

Top 11%
×6
+12ft-82ft

Overall

3288

Females

298

F18-39

298

24M→40K

24.0 - 24.9 mi

Top 10%
×1
+6ft-20ft

Overall

2938

Females

258

F18-39

258

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1
+13ft-16ft

Overall

2760

Females

251

F18-39

251

25.2M→FINISH

25.2 - 26.2 mi

Top 13%
×2
+22ft-21ft

Overall

3657

Females

436

F18-39

436

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
5901
Passed By
100
Net Change
+5801
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9939
5K → 10K103818+1020#9939#8919
10K → 15K12900+1290#8919#7629
15K → 20K12410+1241#7629#6388
20K → HALF1580+158#6388#6230
HALF → 25K6120+612#6230#5618
25K → 30K6661+665#5618#4953
30K → 20M1498+141#4953#4812
20M → 21M1801+179#4812#4633
21M → 35K1121+111#4633#4522
35K → 23M11714+103#4522#4419
23M → 24M998+91#4419#4328
24M → 40K11717+100#4328#4228
40K → 25.2M414+37#4228#4191
25.2M → FINISH8128+53#4191#4138
TOTALS5901100+5801
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing