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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

David Carswell

Bib: 32157 •M •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M40-44)
#0 / 2198
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
24:50
3.11 mi
Rank: #16896
Start → 5K
24:50 | 8:00/mi
10K
49:00
6.21 mi
Rank: #16177 (+719)
5K → 10K
24:10 | 7:47/mi
15K
1:12:32
9.32 mi
Rank: #15275 (+902)
10K → 15K
23:32 | 7:35/mi
20K
1:36:28
12.43 mi
Rank: #14843 (+432)
15K → 20K
23:56 | 7:43/mi
HALF
1:41:39
13.11 mi
Rank: #14782 (+61)
20K → HALF
5:11 | 7:37/mi
25K
2:00:45
15.53 mi
Rank: #14705 (+77)
HALF → 25K
19:06 | 7:53/mi
30K
2:26:38
18.64 mi
Rank: #14893 (-188)
25K → 30K
25:53 | 8:20/mi
20M
2:37:54
20.00 mi
Rank: #14890 (+3)
30K → 20M
11:16 | 8:18/mi
21M
2:47:01
21.00 mi
Rank: #14967 (-77)
20M → 21M
9:07 | 9:07/mi
35K
2:53:10
21.75 mi
Rank: #15009 (-42)
21M → 35K
6:09 | 8:14/mi
23M
3:03:54
23.00 mi
Rank: #15098 (-89)
35K → 23M
10:44 | 8:35/mi
24M
3:12:02
24.00 mi
Rank: #15051 (+47)
23M → 24M
8:08 | 8:08/mi
40K
3:19:27
24.85 mi
Rank: #15113 (-62)
24M → 40K
7:25 | 8:41/mi
25.2M
3:22:41
25.20 mi
Rank: #15147 (-34)
40K → 25.2M
3:14 | 9:23/mi
FINISH
3:31:27
26.22 mi
Rank: #15345 (-198)
25.2M → FINISH
8:46 | 8:37/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
Time1:41:39
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:49:48
Pace8:23 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:0024:508:0024:50
8:00
-
10K
6.21 mi12:18:1049:007:5424:10
7:47
-0:13
15K
9.32 mi12:41:421:12:327:4723:32
7:35
-0:12
20K
12.43 mi13:05:381:36:287:4623:56
7:43
+0:08
HALF
13.11 mi13:10:491:41:397:465:11
7:37
-0:06
25K
15.53 mi13:29:552:00:457:4719:06
7:53
+0:16
30K
18.64 mi13:55:482:26:387:5225:53
8:20
+0:27
20M
20.00 mi14:07:042:37:547:5411:16
8:18
-0:02
21M
21.00 mi14:16:112:47:017:589:07
9:07
+0:49
35K
21.75 mi14:22:202:53:107:586:09
8:14
-0:53
23M
23.00 mi14:33:043:03:548:0010:44
8:35
+0:21
24M
24.00 mi14:41:123:12:028:018:08
8:08
-0:27
40K
24.85 mi14:48:373:19:278:027:25
8:41
+0:33
25.2M
25.20 mi14:51:513:22:418:033:14
9:23
+0:42
FINISH
26.22 mi15:00:373:31:278:058:46
8:37
-0:46

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

7:35 /mi

Average Pace

8:04 /mi

Slowest Pace

9:23 /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

1:35:55

45% of race

Time at Steady Pace

1:16:16

36% of race

Time at Slower Pace

39:16

19% of race

Average Pace: 8:04 /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 mi11:54:0024:508:0024:50
8:00
#16896
10K
6.21 mi12:18:1049:007:5424:10
7:47
#16177
15K
9.32 mi12:41:421:12:327:4723:32
7:35
#15275
20K
12.43 mi13:05:381:36:287:4623:56
7:43
#14843
HALF
13.11 mi13:10:491:41:397:465:11
7:37
#14782
25K
15.53 mi13:29:552:00:457:4719:06
7:53
#14705
30K
18.64 mi13:55:482:26:387:5225:53
8:20
#14893
20M
20.00 mi14:07:042:37:547:5411:16
8:18
#14890
21M
21.00 mi14:16:112:47:017:589:07
9:07
#14967
35K
21.75 mi14:22:202:53:107:586:09
8:14
#15009
23M
23.00 mi14:33:043:03:548:0010:44
8:35
#15098
24M
24.00 mi14:41:123:12:028:018:08
8:08
#15051
40K
24.85 mi14:48:373:19:278:027:25
8:41
#15113
25.2M
25.20 mi14:51:513:22:418:033:14
9:23
#15147
FINISH
26.22 mi15:00:373:31:278:058:46
8:37
#15345
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi16896109671096713451(Top 46%)9560(Top 59%)9560(Top 435%)
10K6.21 mi3.10 mi16177+71910664+30310664+30315420(Top 53%)10393(Top 64%)10393(Top 473%)
15K9.32 mi3.11 mi15275+90210306+35810306+35813451(Top 46%)9560(Top 59%)9560(Top 435%)
20K12.43 mi3.11 mi14843+43210133+17310133+17313743(Top 47%)9623(Top 59%)9623(Top 438%)
HALF13.11 mi0.68 mi14782+6110107+2610107+2613867(Top 48%)9762(Top 60%)9762(Top 444%)
25K15.53 mi2.42 mi14705+7710064+4310064+4314410(Top 50%)9835(Top 60%)9835(Top 447%)
30K18.64 mi3.11 mi14893-18810106-4210106-4215820(Top 55%)10336(Top 63%)10336(Top 470%)
20M20.00 mi1.36 mi14890+310071+3510071+3514883(Top 51%)9849(Top 60%)9849(Top 448%)
21M21.00 mi1.00 mi14967-7710065+610065+616709(Top 58%)10564(Top 65%)10564(Top 481%)
35K21.75 mi0.75 mi15009-4210072-710072-715904(Top 55%)10143(Top 62%)10143(Top 461%)
23M23.00 mi1.25 mi15098-8910080-810080-816152(Top 56%)10165(Top 62%)10165(Top 462%)
24M24.00 mi1.00 mi15051+4710045+3510045+3514627(Top 50%)9441(Top 58%)9441(Top 430%)
40K24.85 mi0.85 mi15113-6210060-1510060-1516689(Top 58%)10274(Top 63%)10274(Top 467%)
25.2M25.20 mi0.35 mi15147-3410068-810068-816659(Top 57%)10267(Top 63%)10267(Top 467%)
FINISH26.22 mi1.02 mi15345-19810133-6510133-6518654(Top 64%)11207(Top 69%)11207(Top 510%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21
+97ft-345ft

Overall

13451

Males

9560

M40-44

9560

5K→10K

3.1 - 6.2 mi

Top 53%
×5
+79ft-138ft

Overall

15420

Males

10393

M40-44

10393

10K→15K

6.2 - 9.3 mi

Top 46%
×3
+67ft-78ft

Overall

13451

Males

9560

M40-44

9560

15K→20K

9.3 - 12.4 mi

Top 47%
×5
+106ft-86ft

Overall

13743

Males

9623

M40-44

9623

20K→HALF

12.4 - 13.1 mi

Top 48%
×2
+19ft-37ft

Overall

13867

Males

9762

M40-44

9762

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14410

Males

9835

M40-44

9835

25K→30K

15.5 - 18.6 mi

Top 55%
×9
+181ft-148ft

Overall

15820

Males

10336

M40-44

10336

30K→20M

18.6 - 20.0 mi

Top 51%
×5
+64ft-50ft

Overall

14883

Males

9849

M40-44

9849

20M→21M

20.0 - 21.0 mi

Top 58%
×8
+106ft-24ft

Overall

16709

Males

10564

M40-44

10564

21M→35K

21.0 - 21.8 mi

Top 55%
×7
+17ft-86ft

Overall

15904

Males

10143

M40-44

10143

35K→23M

21.8 - 23.0 mi

Top 56%
×5
+23ft-63ft

Overall

16152

Males

10165

M40-44

10165

23M→24M

23.0 - 24.0 mi

Top 50%
×6
+12ft-82ft

Overall

14627

Males

9441

M40-44

9441

24M→40K

24.0 - 24.9 mi

Top 58%
×1
+6ft-20ft

Overall

16689

Males

10274

M40-44

10274

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1
+13ft-16ft

Overall

16659

Males

10267

M40-44

10267

25.2M→FINISH

25.2 - 26.2 mi

Top 64%
×2
+22ft-21ft

Overall

18654

Males

11207

M40-44

11207

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3050*
Passed By
1353
Net Change
+1551
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16896
5K → 10K799*80+719#16896#16177
10K → 15K922*20+902#16177#15275
15K → 20K456*24+432#15275#14843
20K → HALF7211+61#14843#14782
HALF → 25K17497+77#14782#14705
25K → 30K131200-188#14705#14893
30K → 20M108105+3#14893#14890
20M → 21M82159-77#14890#14967
21M → 35K3779-42#14967#15009
35K → 23M75164-89#15009#15098
23M → 24M9750+47#15098#15051
24M → 40K52114-62#15051#15113
40K → 25.2M1650-34#15113#15147
25.2M → FINISH29200-198#15147#15345
TOTALS3050*1353+1551

* 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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