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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

David Blakeslee

Bib: 4359 •M •Age: N/A

VA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 17%
Gender (Male)
#0 / 16340
Top 28%
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
21:12
3.11 mi
Rank: #7069
Start → 5K
21:12 | 6:50/mi
10K
42:15
6.21 mi
Rank: #6866 (+203)
5K → 10K
21:03 | 6:47/mi
15K
1:03:07
9.32 mi
Rank: #6556 (+310)
10K → 15K
20:52 | 6:43/mi
20K
1:23:58
12.43 mi
Rank: #6180 (+376)
15K → 20K
20:51 | 6:43/mi
HALF
1:28:27
13.11 mi
Rank: #6098 (+82)
20K → HALF
4:29 | 6:35/mi
25K
1:44:44
15.53 mi
Rank: #5889 (+209)
HALF → 25K
16:17 | 6:43/mi
30K
2:05:45
18.64 mi
Rank: #5510 (+379)
25K → 30K
21:01 | 6:46/mi
20M
2:14:59
20.00 mi
Rank: #5362 (+148)
30K → 20M
9:14 | 6:48/mi
21M
2:21:58
21.00 mi
Rank: #5206 (+156)
20M → 21M
6:59 | 6:59/mi
35K
2:26:55
21.75 mi
Rank: #5143 (+63)
21M → 35K
4:57 | 6:37/mi
23M
2:35:26
23.00 mi
Rank: #5039 (+104)
35K → 23M
8:31 | 6:49/mi
24M
2:42:07
24.00 mi
Rank: #4981 (+58)
23M → 24M
6:41 | 6:41/mi
40K
2:48:02
24.85 mi
Rank: #4939 (+42)
24M → 40K
5:55 | 6:56/mi
25.2M
2:50:35
25.20 mi
Rank: #4913 (+26)
40K → 25.2M
2:33 | 7:24/mi
FINISH
2:57:43
26.22 mi
Rank: #5018 (-105)
25.2M → FINISH
7:08 | 7:00/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:28:27
Pace6:45 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:29:16
Pace6:49 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:5421:126:5021:12
6:50
-
10K
6.21 mi10:45:5742:156:4821:03
6:47
-0:03
15K
9.32 mi11:06:491:03:076:4720:52
6:43
-0:04
20K
12.43 mi11:27:401:23:586:4620:51
6:43
0:00
HALF
13.11 mi11:32:091:28:276:454:29
6:35
-0:08
25K
15.53 mi11:48:261:44:446:4516:17
6:43
+0:08
30K
18.64 mi12:09:272:05:456:4521:01
6:46
+0:03
20M
20.00 mi12:18:412:14:596:459:14
6:48
+0:02
21M
21.00 mi12:25:402:21:586:466:59
6:59
+0:11
35K
21.75 mi12:30:372:26:556:464:57
6:37
-0:22
23M
23.00 mi12:39:082:35:266:468:31
6:49
+0:12
24M
24.00 mi12:45:492:42:076:466:41
6:41
-0:08
40K
24.85 mi12:51:442:48:026:465:55
6:56
+0:15
25.2M
25.20 mi12:54:172:50:356:472:33
7:24
+0:28
FINISH
26.22 mi13:01:252:57:436:477:08
7:00
-0:24

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

6:35 /mi

Average Pace

6:47 /mi

Slowest Pace

7:24 /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

2:55:10

99% of race

Time at Steady Pace

2:33

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:24:5421:126:5021:12
6:50
#7069
10K
6.21 mi10:45:5742:156:4821:03
6:47
#6866
15K
9.32 mi11:06:491:03:076:4720:52
6:43
#6556
20K
12.43 mi11:27:401:23:586:4620:51
6:43
#6180
HALF
13.11 mi11:32:091:28:276:454:29
6:35
#6098
25K
15.53 mi11:48:261:44:446:4516:17
6:43
#5889
30K
18.64 mi12:09:272:05:456:4521:01
6:46
#5510
20M
20.00 mi12:18:412:14:596:459:14
6:48
#5362
21M
21.00 mi12:25:402:21:586:466:59
6:59
#5206
35K
21.75 mi12:30:372:26:556:464:57
6:37
#5143
23M
23.00 mi12:39:082:35:266:468:31
6:49
#5039
24M
24.00 mi12:45:492:42:076:466:41
6:41
#4981
40K
24.85 mi12:51:442:48:026:465:55
6:56
#4939
25.2M
25.20 mi12:54:172:50:356:472:33
7:24
#4913
FINISH
26.22 mi13:01:252:57:436:477:08
7:00
#5018
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 mi7069626362635976(Top 21%)5411(Top 33%)5411(Top 95%)
10K6.21 mi3.10 mi6866+2036117+1466117+1466696(Top 23%)5966(Top 37%)5966(Top 104%)
15K9.32 mi3.11 mi6556+3105873+2445873+2445976(Top 21%)5411(Top 33%)5411(Top 95%)
20K12.43 mi3.11 mi6180+3765595+2785595+2785289(Top 18%)4875(Top 30%)4875(Top 85%)
HALF13.11 mi0.68 mi6098+825528+675528+675043(Top 17%)4673(Top 29%)4673(Top 82%)
25K15.53 mi2.42 mi5889+2095364+1645364+1645022(Top 17%)4606(Top 28%)4606(Top 80%)
30K18.64 mi3.11 mi5510+3795047+3175047+3174110(Top 14%)3813(Top 23%)3813(Top 67%)
20M20.00 mi1.36 mi5362+1484925+1224925+1224140(Top 14%)3798(Top 23%)3798(Top 66%)
21M21.00 mi1.00 mi5206+1564792+1334792+1333380(Top 12%)3114(Top 19%)3114(Top 54%)
35K21.75 mi0.75 mi5143+634736+564736+564376(Top 15%)3938(Top 24%)3938(Top 69%)
23M23.00 mi1.25 mi5039+1044639+974639+974142(Top 14%)3717(Top 23%)3717(Top 65%)
24M24.00 mi1.00 mi4981+584575+644575+644331(Top 15%)3828(Top 23%)3828(Top 67%)
40K24.85 mi0.85 mi4939+424523+524523+524980(Top 17%)4271(Top 26%)4271(Top 75%)
25.2M25.20 mi0.35 mi4913+264496+274496+274592(Top 16%)3920(Top 24%)3920(Top 68%)
FINISH26.22 mi1.02 mi5018-1054568-724568-727510(Top 26%)5768(Top 35%)5768(Top 101%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21
+97ft-345ft

Overall

5976

Males

5411

M18-39

5411

5K→10K

3.1 - 6.2 mi

Top 23%
×5
+79ft-138ft

Overall

6696

Males

5966

M18-39

5966

10K→15K

6.2 - 9.3 mi

Top 21%
×3
+67ft-78ft

Overall

5976

Males

5411

M18-39

5411

15K→20K

9.3 - 12.4 mi

Top 18%
×5
+106ft-86ft

Overall

5289

Males

4875

M18-39

4875

20K→HALF

12.4 - 13.1 mi

Top 17%
×2
+19ft-37ft

Overall

5043

Males

4673

M18-39

4673

HALF→25K

13.1 - 15.5 mi

Top 17%
×4
+66ft-88ft

Overall

5022

Males

4606

M18-39

4606

25K→30K

15.5 - 18.6 mi

Top 14%
×9
+181ft-148ft

Overall

4110

Males

3813

M18-39

3813

30K→20M

18.6 - 20.0 mi

Top 14%
×5
+64ft-50ft

Overall

4140

Males

3798

M18-39

3798

20M→21M

20.0 - 21.0 mi

Top 12%
×8
+106ft-24ft

Overall

3380

Males

3114

M18-39

3114

21M→35K

21.0 - 21.8 mi

Top 15%
×7
+17ft-86ft

Overall

4376

Males

3938

M18-39

3938

35K→23M

21.8 - 23.0 mi

Top 14%
×5
+23ft-63ft

Overall

4142

Males

3717

M18-39

3717

23M→24M

23.0 - 24.0 mi

Top 15%
×6
+12ft-82ft

Overall

4331

Males

3828

M18-39

3828

24M→40K

24.0 - 24.9 mi

Top 17%
×1
+6ft-20ft

Overall

4980

Males

4271

M18-39

4271

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1
+13ft-16ft

Overall

4592

Males

3920

M18-39

3920

25.2M→FINISH

25.2 - 26.2 mi

Top 26%
×2
+22ft-21ft

Overall

7510

Males

5768

M18-39

5768

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2486*
Passed By
435
Net Change
+2051
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7069
5K → 10K323*120+203#7069#6866
10K → 15K347*37+310#6866#6556
15K → 20K383*7+376#6556#6180
20K → HALF842+82#6180#6098
HALF → 25K221*12+209#6098#5889
25K → 30K390*11+379#5889#5510
30K → 20M15911+148#5510#5362
20M → 21M1626+156#5362#5206
21M → 35K7411+63#5206#5143
35K → 23M12420+104#5143#5039
23M → 24M8527+58#5039#4981
24M → 40K7533+42#4981#4939
40K → 25.2M3812+26#4939#4913
25.2M → FINISH21126-105#4913#5018
TOTALS2486*435+2051

* 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

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