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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Stephan Tarpley

Bib: 26461 •M •Age: N/A

TX

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0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
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
25:32
3.11 mi
Rank: #18332
Start → 5K
25:32 | 8:14/mi
10K
51:01
6.21 mi
Rank: #18458 (-126)
5K → 10K
25:29 | 8:13/mi
15K
1:15:53
9.32 mi
Rank: #18010 (+448)
10K → 15K
24:52 | 8:01/mi
20K
1:41:11
12.43 mi
Rank: #17793 (+217)
15K → 20K
25:18 | 8:09/mi
HALF
1:46:37
13.11 mi
Rank: #17753 (+40)
20K → HALF
5:26 | 7:59/mi
25K
2:07:18
15.53 mi
Rank: #17908 (-155)
HALF → 25K
20:41 | 8:32/mi
30K
2:36:41
18.64 mi
Rank: #18649 (-741)
25K → 30K
29:23 | 9:28/mi
20M
2:50:24
20.00 mi
Rank: #19112 (-463)
30K → 20M
13:43 | 10:06/mi
21M
3:01:53
21.00 mi
Rank: #19604 (-492)
20M → 21M
11:29 | 11:29/mi
35K
3:08:11
21.75 mi
Rank: #19516 (+88)
21M → 35K
6:18 | 8:26/mi
23M
3:20:42
23.00 mi
Rank: #19757 (-241)
35K → 23M
12:31 | 10:01/mi
24M
3:31:22
24.00 mi
Rank: #20102 (-345)
23M → 24M
10:40 | 10:40/mi
40K
3:39:59
24.85 mi
Rank: #20201 (-99)
24M → 40K
8:37 | 10:05/mi
25.2M
3:43:57
25.20 mi
Rank: #20291 (-90)
40K → 25.2M
3:58 | 11:31/mi
FINISH
3:54:01
26.22 mi
Rank: #20466 (-175)
25.2M → FINISH
10:04 | 9:53/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:46:37
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time2:07:24
Pace9:44 /mi
📊Positive Split: 19.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:33:0625:328:1425:32
8:14
-
10K
6.21 mi11:58:3551:018:1325:29
8:13
-0:01
15K
9.32 mi12:23:271:15:538:0924:52
8:01
-0:12
20K
12.43 mi12:48:451:41:118:0925:18
8:09
+0:08
HALF
13.11 mi12:54:111:46:378:085:26
7:59
-0:10
25K
15.53 mi13:14:522:07:188:1220:41
8:32
+0:33
30K
18.64 mi13:44:152:36:418:2529:23
9:28
+0:56
20M
20.00 mi13:57:582:50:248:3213:43
10:06
+0:38
21M
21.00 mi14:09:273:01:538:4011:29
11:29
+1:23
35K
21.75 mi14:15:453:08:118:406:18
8:26
-3:03
23M
23.00 mi14:28:163:20:428:4412:31
10:01
+1:35
24M
24.00 mi14:38:563:31:228:4910:40
10:40
+0:39
40K
24.85 mi14:47:333:39:598:528:37
10:05
-0:35
25.2M
25.20 mi14:51:313:43:578:543:58
11:31
+1:26
FINISH
26.22 mi15:01:353:54:018:5610:04
9:53
-1:38

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

7:59 /mi

Average Pace

8:56 /mi

Slowest Pace

11:31 /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

2:13:36

57% of race

Time at Steady Pace

51:58

22% of race

Time at Slower Pace

48:27

21% of race

Average Pace: 8:56 /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 mi11:33:0625:328:1425:32
8:14
#18332
10K
6.21 mi11:58:3551:018:1325:29
8:13
#18458
15K
9.32 mi12:23:271:15:538:0924:52
8:01
#18010
20K
12.43 mi12:48:451:41:118:0925:18
8:09
#17793
HALF
13.11 mi12:54:111:46:378:085:26
7:59
#17753
25K
15.53 mi13:14:522:07:188:1220:41
8:32
#17908
30K
18.64 mi13:44:152:36:418:2529:23
9:28
#18649
20M
20.00 mi13:57:582:50:248:3213:43
10:06
#19112
21M
21.00 mi14:09:273:01:538:4011:29
11:29
#19604
35K
21.75 mi14:15:453:08:118:406:18
8:26
#19516
23M
23.00 mi14:28:163:20:428:4412:31
10:01
#19757
24M
24.00 mi14:38:563:31:228:4910:40
10:40
#20102
40K
24.85 mi14:47:333:39:598:528:37
10:05
#20201
25.2M
25.20 mi14:51:313:43:578:543:58
11:31
#20291
FINISH
26.22 mi15:01:353:54:018:5610:04
9:53
#20466
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi18332115601156017050(Top 59%)11045(Top 68%)11045(Top 193%)
10K6.21 mi3.10 mi18458-12611630-7011630-7018586(Top 64%)11717(Top 72%)11717(Top 205%)
15K9.32 mi3.11 mi18010+44811438+19211438+19217050(Top 59%)11045(Top 68%)11045(Top 193%)
20K12.43 mi3.11 mi17793+21711337+10111337+10117138(Top 59%)11069(Top 68%)11069(Top 193%)
HALF13.11 mi0.68 mi17753+4011321+1611321+1616895(Top 58%)10982(Top 67%)10982(Top 192%)
25K15.53 mi2.42 mi17908-15511384-6311384-6318737(Top 65%)11687(Top 72%)11687(Top 204%)
30K18.64 mi3.11 mi18649-74111665-28111665-28121477(Top 74%)12879(Top 79%)12879(Top 225%)
20M20.00 mi1.36 mi19112-46311846-18111846-18122834(Top 79%)13465(Top 82%)13465(Top 235%)
21M21.00 mi1.00 mi19604-49212044-19812044-19824155(Top 83%)13996(Top 86%)13996(Top 245%)
35K21.75 mi0.75 mi19516+8811995+4911995+4917140(Top 59%)10680(Top 65%)10680(Top 187%)
23M23.00 mi1.25 mi19757-24112079-8412079-8422119(Top 76%)12969(Top 79%)12969(Top 227%)
24M24.00 mi1.00 mi20102-34512240-16112240-16124412(Top 84%)14020(Top 86%)14020(Top 245%)
40K24.85 mi0.85 mi20201-9912270-3012270-3022130(Top 76%)12880(Top 79%)12880(Top 225%)
25.2M25.20 mi0.35 mi20291-9012310-4012310-4023460(Top 81%)13509(Top 83%)13509(Top 236%)
FINISH26.22 mi1.02 mi20466-17512384-7412384-7423499(Top 81%)13537(Top 83%)13537(Top 237%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21
+97ft-345ft

Overall

17050

Males

11045

M18-39

11045

5K→10K

3.1 - 6.2 mi

Top 64%
×5
+79ft-138ft

Overall

18586

Males

11717

M18-39

11717

10K→15K

6.2 - 9.3 mi

Top 59%
×3
+67ft-78ft

Overall

17050

Males

11045

M18-39

11045

15K→20K

9.3 - 12.4 mi

Top 59%
×5
+106ft-86ft

Overall

17138

Males

11069

M18-39

11069

20K→HALF

12.4 - 13.1 mi

Top 58%
×2
+19ft-37ft

Overall

16895

Males

10982

M18-39

10982

HALF→25K

13.1 - 15.5 mi

Top 65%
×4
+66ft-88ft

Overall

18737

Males

11687

M18-39

11687

25K→30K

15.5 - 18.6 mi

Top 74%
×9
+181ft-148ft

Overall

21477

Males

12879

M18-39

12879

30K→20M

18.6 - 20.0 mi

Top 79%
×5
+64ft-50ft

Overall

22834

Males

13465

M18-39

13465

20M→21M

20.0 - 21.0 mi

Top 83%
×8
+106ft-24ft

Overall

24155

Males

13996

M18-39

13996

21M→35K

21.0 - 21.8 mi

Top 59%
×7
+17ft-86ft

Overall

17140

Males

10680

M18-39

10680

35K→23M

21.8 - 23.0 mi

Top 76%
×5
+23ft-63ft

Overall

22119

Males

12969

M18-39

12969

23M→24M

23.0 - 24.0 mi

Top 84%
×6
+12ft-82ft

Overall

24412

Males

14020

M18-39

14020

24M→40K

24.0 - 24.9 mi

Top 76%
×1
+6ft-20ft

Overall

22130

Males

12880

M18-39

12880

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1
+13ft-16ft

Overall

23460

Males

13509

M18-39

13509

25.2M→FINISH

25.2 - 26.2 mi

Top 81%
×2
+22ft-21ft

Overall

23499

Males

13537

M18-39

13537

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1390*
Passed By
1933
Net Change
-2134
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18332
5K → 10K200200-126#18332#18458
10K → 15K487*39+448#18458#18010
15K → 20K276*59+217#18010#17793
20K → HALF5414+40#17793#17753
HALF → 25K79200-155#17753#17908
25K → 30K63200-741#17908#18649
30K → 20M21200-463#18649#19112
20M → 21M13200-492#19112#19604
21M → 35K979+88#19604#19516
35K → 23M32200-241#19516#19757
23M → 24M20200-345#19757#20102
24M → 40K30129-99#20102#20201
40K → 25.2M393-90#20201#20291
25.2M → FINISH15190-175#20291#20466
TOTALS1390*1933-2134

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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