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BOSTON MARATHON 2026

Laura Carlton

Bib: 15197•F

MA

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 38%
Gender (Female)
#0 / 12578
Top 22%
Age Group (F18-39)
#0 / 5716
Top 38%
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
21:52
3.11 mi
Rank: #8884
Start → 5K
21:52 | 7:03/mi
10K
43:21
6.21 mi
Rank: #8415 (+469)
5K → 10K
21:29 | 6:55/mi
15K
1:04:52
9.32 mi
Rank: #8286 (+129)
10K → 15K
21:31 | 6:56/mi
20K
1:26:48
12.43 mi
Rank: #8260 (+26)
15K → 20K
21:56 | 7:04/mi
HALF
1:31:36
13.11 mi
Rank: #8285 (-25)
20K → HALF
4:48 | 7:03/mi
25K
1:49:38
15.53 mi
Rank: #8587 (-302)
HALF → 25K
18:02 | 7:27/mi
30K
2:13:51
18.64 mi
Rank: #9087 (-500)
25K → 30K
24:13 | 7:48/mi
20M
2:24:50
20.00 mi
Rank: #9384 (-297)
30K → 20M
10:59 | 8:06/mi
21M
2:33:43
21.00 mi
Rank: #9701 (-317)
20M → 21M
8:53 | 8:53/mi
35K
2:40:03
21.75 mi
Rank: #9990 (-289)
21M → 35K
6:20 | 8:28/mi
23M
2:50:49
23.00 mi
Rank: #10426 (-436)
35K → 23M
10:46 | 8:37/mi
24M
2:59:30
24.00 mi
Rank: #10789 (-363)
23M → 24M
8:41 | 8:41/mi
40K
3:06:30
24.85 mi
Rank: #10894 (-105)
24M → 40K
7:00 | 8:12/mi
25.2M
3:09:37
25.20 mi
Rank: #10951 (-57)
40K → 25.2M
3:07 | 9:03/mi
FINISH
3:17:23
26.22 mi
Rank: #10966 (-15)
25.2M → FINISH
7:46 | 7:38/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:31:36
Pace7:00 /mi
2nd Half
Distance13.11 mi
Time1:45:47
Pace8:05 /mi
📊Positive Split: 15.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2021:527:0321:52
7:03
-
10K
6.21 mi11:14:4943:216:5921:29
6:55
-0:08
15K
9.32 mi11:36:201:04:526:5821:31
6:56
+0:01
20K
12.43 mi11:58:161:26:487:0021:56
7:04
+0:08
HALF
13.11 mi12:03:041:31:367:004:48
7:03
-0:01
25K
15.53 mi12:21:061:49:387:0418:02
7:27
+0:24
30K
18.64 mi12:45:192:13:517:1124:13
7:48
+0:21
20M
20.00 mi12:56:182:24:507:1510:59
8:06
+0:18
21M
21.00 mi13:05:112:33:437:208:53
8:53
+0:47
35K
21.75 mi13:11:312:40:037:226:20
8:28
-0:25
23M
23.00 mi13:22:172:50:497:2610:46
8:37
+0:09
24M
24.00 mi13:30:582:59:307:298:41
8:41
+0:04
40K
24.85 mi13:37:583:06:307:317:00
8:12
-0:29
25.2M
25.20 mi13:41:053:09:377:323:07
9:03
+0:51
FINISH
26.22 mi13:48:513:17:237:337:46
7:38
-1:25

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

6:55 /mi

Average Pace

7:32 /mi

Slowest Pace

9:03 /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

1:31:36

46% of race

Time at Steady Pace

1:01:00

31% of race

Time at Slower Pace

44:47

23% of race

Average Pace: 7:32 /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 mi10:53:2021:527:0321:52
7:03
#8884
10K
6.21 mi11:14:4943:216:5921:29
6:55
#8415
15K
9.32 mi11:36:201:04:526:5821:31
6:56
#8286
20K
12.43 mi11:58:161:26:487:0021:56
7:04
#8260
HALF
13.11 mi12:03:041:31:367:004:48
7:03
#8285
25K
15.53 mi12:21:061:49:387:0418:02
7:27
#8587
30K
18.64 mi12:45:192:13:517:1124:13
7:48
#9087
20M
20.00 mi12:56:182:24:507:1510:59
8:06
#9384
21M
21.00 mi13:05:112:33:437:208:53
8:53
#9701
35K
21.75 mi13:11:312:40:037:226:20
8:28
#9990
23M
23.00 mi13:22:172:50:497:2610:46
8:37
#10426
24M
24.00 mi13:30:582:59:307:298:41
8:41
#10789
40K
24.85 mi13:37:583:06:307:317:00
8:12
#10894
25.2M
25.20 mi13:41:053:09:377:323:07
9:03
#10951
FINISH
26.22 mi13:48:513:17:237:337:46
7:38
#10966
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 mi8884137413748034(Top 28%)1131(Top 9%)1131(Top 20%)
10K6.21 mi3.10 mi8415+4691236+1381236+1388068(Top 28%)1117(Top 9%)1117(Top 20%)
15K9.32 mi3.11 mi8286+1291208+281208+288034(Top 28%)1131(Top 9%)1131(Top 20%)
20K12.43 mi3.11 mi8260+261203+51203+58297(Top 29%)1260(Top 10%)1260(Top 22%)
HALF13.11 mi0.68 mi8285-251213-101213-109076(Top 31%)1559(Top 12%)1559(Top 27%)
25K15.53 mi2.42 mi8587-3021340-1271340-12710913(Top 38%)2592(Top 21%)2592(Top 45%)
30K18.64 mi3.11 mi9087-5001584-2441584-24411939(Top 41%)3267(Top 26%)3267(Top 57%)
20M20.00 mi1.36 mi9384-2971771-1871771-18713410(Top 46%)4160(Top 33%)4160(Top 73%)
21M21.00 mi1.00 mi9701-3171943-1721943-17215471(Top 53%)5387(Top 43%)5387(Top 94%)
35K21.75 mi0.75 mi9990-2892104-1612104-16117400(Top 60%)6556(Top 52%)6556(Top 115%)
23M23.00 mi1.25 mi10426-4362366-2622366-26216336(Top 56%)6030(Top 48%)6030(Top 105%)
24M24.00 mi1.00 mi10789-3632552-1862552-18617921(Top 62%)6944(Top 55%)6944(Top 121%)
40K24.85 mi0.85 mi10894-1052634-822634-8213689(Top 47%)4702(Top 37%)4702(Top 82%)
25.2M25.20 mi0.35 mi10951-572672-382672-3814947(Top 52%)5397(Top 43%)5397(Top 94%)
FINISH26.22 mi1.02 mi10966-152707-352707-3512397(Top 43%)4066(Top 32%)4066(Top 71%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21
+97ft-345ft

Overall

8034

Females

1131

F18-39

1131

5K→10K

3.1 - 6.2 mi

Top 28%
×5
+79ft-138ft

Overall

8068

Females

1117

F18-39

1117

10K→15K

6.2 - 9.3 mi

Top 28%
×3
+67ft-78ft

Overall

8034

Females

1131

F18-39

1131

15K→20K

9.3 - 12.4 mi

Top 29%
×5
+106ft-86ft

Overall

8297

Females

1260

F18-39

1260

20K→HALF

12.4 - 13.1 mi

Top 31%
×2
+19ft-37ft

Overall

9076

Females

1559

F18-39

1559

HALF→25K

13.1 - 15.5 mi

Top 38%
×4
+66ft-88ft

Overall

10913

Females

2592

F18-39

2592

25K→30K

15.5 - 18.6 mi

Top 41%
×9
+181ft-148ft

Overall

11939

Females

3267

F18-39

3267

30K→20M

18.6 - 20.0 mi

Top 46%
×5
+64ft-50ft

Overall

13410

Females

4160

F18-39

4160

20M→21M

20.0 - 21.0 mi

Top 53%
×8
+106ft-24ft

Overall

15471

Females

5387

F18-39

5387

21M→35K

21.0 - 21.8 mi

Top 60%
×7
+17ft-86ft

Overall

17400

Females

6556

F18-39

6556

35K→23M

21.8 - 23.0 mi

Top 56%
×5
+23ft-63ft

Overall

16336

Females

6030

F18-39

6030

23M→24M

23.0 - 24.0 mi

Top 62%
×6
+12ft-82ft

Overall

17921

Females

6944

F18-39

6944

24M→40K

24.0 - 24.9 mi

Top 47%
×1
+6ft-20ft

Overall

13689

Females

4702

F18-39

4702

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1
+13ft-16ft

Overall

14947

Females

5397

F18-39

5397

25.2M→FINISH

25.2 - 26.2 mi

Top 43%
×2
+22ft-21ft

Overall

12397

Females

4066

F18-39

4066

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1296
Passed By
3375
Net Change
-2082
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8884
5K → 10K53566+469#8884#8415
10K → 15K20677+129#8415#8286
15K → 20K137111+26#8286#8260
20K → HALF1742-25#8260#8285
HALF → 25K59361-302#8285#8587
25K → 30K63563-500#8587#9087
30K → 20M43340-297#9087#9384
20M → 21M19336-317#9384#9701
21M → 35K13301-289#9701#9990
35K → 23M50484-436#9990#10426
23M → 24M20383-363#10426#10789
24M → 40K44149-105#10789#10894
40K → 25.2M2077-57#10894#10951
25.2M → FINISH7085-15#10951#10966
TOTALS12963375-2082
📊

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