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BOSTON MARATHON 2026

Samantha Cranston

Bib: 23783•F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F50-54)
#0 / 1233
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
25:42
3.11 mi
Rank: #18714
Start → 5K
25:42 | 8:17/mi
10K
51:40
6.21 mi
Rank: #19122 (-408)
5K → 10K
25:58 | 8:22/mi
15K
1:18:15
9.32 mi
Rank: #19572 (-450)
10K → 15K
26:35 | 8:34/mi
20K
1:45:19
12.43 mi
Rank: #19776 (-204)
15K → 20K
27:04 | 8:43/mi
HALF
1:51:19
13.11 mi
Rank: #19896 (-120)
20K → HALF
6:00 | 8:49/mi
25K
2:12:52
15.53 mi
Rank: #20020 (-124)
HALF → 25K
21:33 | 8:54/mi
30K
2:41:00
18.64 mi
Rank: #19962 (+58)
25K → 30K
28:08 | 9:04/mi
20M
2:53:34
20.00 mi
Rank: #19996 (-34)
30K → 20M
12:34 | 9:16/mi
21M
3:05:02
21.00 mi
Rank: #20398 (-402)
20M → 21M
11:28 | 11:28/mi
35K
3:11:35
21.75 mi
Rank: #20351 (+47)
21M → 35K
6:33 | 8:46/mi
23M
3:24:20
23.00 mi
Rank: #20540 (-189)
35K → 23M
12:45 | 10:12/mi
24M
3:33:13
24.00 mi
Rank: #20461 (+79)
23M → 24M
8:53 | 8:53/mi
40K
3:41:58
24.85 mi
Rank: #20577 (-116)
24M → 40K
8:45 | 10:15/mi
25.2M
3:45:19
25.20 mi
Rank: #20547 (+30)
40K → 25.2M
3:21 | 9:43/mi
FINISH
3:54:32
26.22 mi
Rank: #20575 (-28)
25.2M → FINISH
9:13 | 9:03/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:51:19
Pace8:30 /mi
2nd Half
Distance13.11 mi
Time2:03:13
Pace9:24 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:0625:428:1725:42
8:17
-
10K
6.21 mi11:55:0451:408:1925:58
8:22
+0:05
15K
9.32 mi12:21:391:18:158:2426:35
8:34
+0:12
20K
12.43 mi12:48:431:45:198:2927:04
8:43
+0:09
HALF
13.11 mi12:54:431:51:198:306:00
8:49
+0:06
25K
15.53 mi13:16:162:12:528:3421:33
8:54
+0:05
30K
18.64 mi13:44:242:41:008:3928:08
9:04
+0:10
20M
20.00 mi13:56:582:53:348:4112:34
9:16
+0:12
21M
21.00 mi14:08:263:05:028:4911:28
11:28
+2:12
35K
21.75 mi14:14:593:11:358:496:33
8:46
-2:42
23M
23.00 mi14:27:443:24:208:5412:45
10:12
+1:26
24M
24.00 mi14:36:373:33:138:548:53
8:53
-1:19
40K
24.85 mi14:45:223:41:588:568:45
10:15
+1:22
25.2M
25.20 mi14:48:433:45:198:573:21
9:43
-0:32
FINISH
26.22 mi14:57:563:54:328:589:13
9:03
-0:40

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

8:17 /mi

Average Pace

8:57 /mi

Slowest Pace

11:28 /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

51:40

22% of race

Time at Steady Pace

2:26:33

62% of race

Time at Slower Pace

36:19

15% of race

Average Pace: 8:57 /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 mi11:29:0625:428:1725:42
8:17
#18714
10K
6.21 mi11:55:0451:408:1925:58
8:22
#19122
15K
9.32 mi12:21:391:18:158:2426:35
8:34
#19572
20K
12.43 mi12:48:431:45:198:2927:04
8:43
#19776
HALF
13.11 mi12:54:431:51:198:306:00
8:49
#19896
25K
15.53 mi13:16:162:12:528:3421:33
8:54
#20020
30K
18.64 mi13:44:242:41:008:3928:08
9:04
#19962
20M
20.00 mi13:56:582:53:348:4112:34
9:16
#19996
21M
21.00 mi14:08:263:05:028:4911:28
11:28
#20398
35K
21.75 mi14:14:593:11:358:496:33
8:46
#20351
23M
23.00 mi14:27:443:24:208:5412:45
10:12
#20540
24M
24.00 mi14:36:373:33:138:548:53
8:53
#20461
40K
24.85 mi14:45:223:41:588:568:45
10:15
#20577
25.2M
25.20 mi14:48:433:45:198:573:21
9:43
#20547
FINISH
26.22 mi14:57:563:54:328:589:13
9:03
#20575
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi187146913691320451(Top 70%)7819(Top 62%)7819(Top 634%)
10K6.21 mi3.10 mi19122-4087140-2277140-22719556(Top 67%)7348(Top 58%)7348(Top 596%)
15K9.32 mi3.11 mi19572-4507374-2347374-23420451(Top 70%)7819(Top 62%)7819(Top 634%)
20K12.43 mi3.11 mi19776-2047498-1247498-12420525(Top 71%)7910(Top 63%)7910(Top 642%)
HALF13.11 mi0.68 mi19896-1207572-747572-7421849(Top 75%)8550(Top 68%)8550(Top 693%)
25K15.53 mi2.42 mi20020-1247646-747646-7420654(Top 71%)7993(Top 64%)7993(Top 648%)
30K18.64 mi3.11 mi19962+587629+177629+1719869(Top 68%)7675(Top 61%)7675(Top 622%)
20M20.00 mi1.36 mi19996-347666-377666-3720089(Top 69%)7855(Top 62%)7855(Top 637%)
21M21.00 mi1.00 mi20398-4027891-2257891-22524121(Top 83%)10039(Top 80%)10039(Top 814%)
35K21.75 mi0.75 mi20351+477873+187873+1818936(Top 65%)7403(Top 59%)7403(Top 600%)
23M23.00 mi1.25 mi20540-1897983-1107983-11022634(Top 78%)9325(Top 74%)9325(Top 756%)
24M24.00 mi1.00 mi20461+797963+207963+2018968(Top 65%)7510(Top 60%)7510(Top 609%)
40K24.85 mi0.85 mi20577-1168033-708033-7022540(Top 78%)9370(Top 74%)9370(Top 760%)
25.2M25.20 mi0.35 mi20547+308021+128021+1218344(Top 63%)7236(Top 58%)7236(Top 587%)
FINISH26.22 mi1.02 mi20575-288048-278048-2720726(Top 71%)8430(Top 67%)8430(Top 684%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21
+97ft-345ft

Overall

20451

Females

7819

F50-54

7819

5K→10K

3.1 - 6.2 mi

Top 67%
×5
+79ft-138ft

Overall

19556

Females

7348

F50-54

7348

10K→15K

6.2 - 9.3 mi

Top 70%
×3
+67ft-78ft

Overall

20451

Females

7819

F50-54

7819

15K→20K

9.3 - 12.4 mi

Top 71%
×5
+106ft-86ft

Overall

20525

Females

7910

F50-54

7910

20K→HALF

12.4 - 13.1 mi

Top 75%
×2
+19ft-37ft

Overall

21849

Females

8550

F50-54

8550

HALF→25K

13.1 - 15.5 mi

Top 71%
×4
+66ft-88ft

Overall

20654

Females

7993

F50-54

7993

25K→30K

15.5 - 18.6 mi

Top 68%
×9
+181ft-148ft

Overall

19869

Females

7675

F50-54

7675

30K→20M

18.6 - 20.0 mi

Top 69%
×5
+64ft-50ft

Overall

20089

Females

7855

F50-54

7855

20M→21M

20.0 - 21.0 mi

Top 83%
×8
+106ft-24ft

Overall

24121

Females

10039

F50-54

10039

21M→35K

21.0 - 21.8 mi

Top 65%
×7
+17ft-86ft

Overall

18936

Females

7403

F50-54

7403

35K→23M

21.8 - 23.0 mi

Top 78%
×5
+23ft-63ft

Overall

22634

Females

9325

F50-54

9325

23M→24M

23.0 - 24.0 mi

Top 65%
×6
+12ft-82ft

Overall

18968

Females

7510

F50-54

7510

24M→40K

24.0 - 24.9 mi

Top 78%
×1
+6ft-20ft

Overall

22540

Females

9370

F50-54

9370

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1
+13ft-16ft

Overall

18344

Females

7236

F50-54

7236

25.2M→FINISH

25.2 - 26.2 mi

Top 71%
×2
+22ft-21ft

Overall

20726

Females

8430

F50-54

8430

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Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
949
Passed By
2810
Net Change
-1861
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18714
5K → 10K114522-408#18714#19122
10K → 15K61511-450#19122#19572
15K → 20K85289-204#19572#19776
20K → HALF5125-120#19776#19896
HALF → 25K80204-124#19896#20020
25K → 30K198140+58#20020#19962
30K → 20M81115-34#19962#19996
20M → 21M18420-402#19996#20398
21M → 35K5912+47#20398#20351
35K → 23M37226-189#20351#20540
23M → 24M9617+79#20540#20461
24M → 40K23139-116#20461#20577
40K → 25.2M4212+30#20577#20547
25.2M → FINISH5078-28#20547#20575
TOTALS9492810-1861

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📊

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