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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jeff Clumpus

Bib: 3910 •M •Age: N/A

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Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 12%
Gender (Male)
#0 / 16340
Top 20%
Age Group (M18-39)
#0 / 5723
Top 45%
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
20:06
3.11 mi
Rank: #3953
Start → 5K
20:06 | 6:29/mi
10K
40:12
6.21 mi
Rank: #3933 (+20)
5K → 10K
20:06 | 6:29/mi
15K
1:00:23
9.32 mi
Rank: #3996 (-63)
10K → 15K
20:11 | 6:30/mi
20K
1:20:40
12.43 mi
Rank: #3987 (+9)
15K → 20K
20:17 | 6:32/mi
HALF
1:25:01
13.11 mi
Rank: #3960 (+27)
20K → HALF
4:21 | 6:23/mi
25K
1:40:50
15.53 mi
Rank: #3881 (+79)
HALF → 25K
15:49 | 6:32/mi
30K
2:01:29
18.64 mi
Rank: #3738 (+143)
25K → 30K
20:39 | 6:39/mi
20M
2:10:33
20.00 mi
Rank: #3658 (+80)
30K → 20M
9:04 | 6:41/mi
21M
2:17:31
21.00 mi
Rank: #3613 (+45)
20M → 21M
6:58 | 6:58/mi
35K
2:22:23
21.75 mi
Rank: #3596 (+17)
21M → 35K
4:52 | 6:31/mi
23M
2:30:46
23.00 mi
Rank: #3545 (+51)
35K → 23M
8:23 | 6:42/mi
24M
2:37:22
24.00 mi
Rank: #3523 (+22)
23M → 24M
6:36 | 6:36/mi
40K
2:43:06
24.85 mi
Rank: #3499 (+24)
24M → 40K
5:44 | 6:43/mi
25.2M
2:45:39
25.20 mi
Rank: #3493 (+6)
40K → 25.2M
2:33 | 7:24/mi
FINISH
2:52:19
26.22 mi
Rank: #3473 (+20)
25.2M → FINISH
6:40 | 6:33/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
Time1:25:01
Pace6:30 /mi
2nd Half
Distance13.11 mi
Time1:27:18
Pace6:40 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0920:066:2920:06
6:29
-
10K
6.21 mi10:42:1540:126:2920:06
6:29
0:00
15K
9.32 mi11:02:261:00:236:2920:11
6:30
+0:01
20K
12.43 mi11:22:431:20:406:3020:17
6:32
+0:02
HALF
13.11 mi11:27:041:25:016:304:21
6:23
-0:09
25K
15.53 mi11:42:531:40:506:3015:49
6:32
+0:09
30K
18.64 mi12:03:322:01:296:3220:39
6:39
+0:07
20M
20.00 mi12:12:362:10:336:329:04
6:41
+0:02
21M
21.00 mi12:19:342:17:316:336:58
6:58
+0:17
35K
21.75 mi12:24:262:22:236:334:52
6:31
-0:27
23M
23.00 mi12:32:492:30:466:348:23
6:42
+0:11
24M
24.00 mi12:39:252:37:226:346:36
6:36
-0:06
40K
24.85 mi12:45:092:43:066:345:44
6:43
+0:07
25.2M
25.20 mi12:47:422:45:396:352:33
7:24
+0:41
FINISH
26.22 mi12:54:222:52:196:356:40
6:33
-0:51

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

6:23 /mi

Average Pace

6:35 /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

2:49:46

99% of race

Time at Steady Pace

2:33

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:34 /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 mi10:22:0920:066:2920:06
6:29
#3953
10K
6.21 mi10:42:1540:126:2920:06
6:29
#3933
15K
9.32 mi11:02:261:00:236:2920:11
6:30
#3996
20K
12.43 mi11:22:431:20:406:3020:17
6:32
#3987
HALF
13.11 mi11:27:041:25:016:304:21
6:23
#3960
25K
15.53 mi11:42:531:40:506:3015:49
6:32
#3881
30K
18.64 mi12:03:322:01:296:3220:39
6:39
#3738
20M
20.00 mi12:12:362:10:336:329:04
6:41
#3658
21M
21.00 mi12:19:342:17:316:336:58
6:58
#3613
35K
21.75 mi12:24:262:22:236:334:52
6:31
#3596
23M
23.00 mi12:32:492:30:466:348:23
6:42
#3545
24M
24.00 mi12:39:252:37:226:346:36
6:36
#3523
40K
24.85 mi12:45:092:43:066:345:44
6:43
#3499
25.2M
25.20 mi12:47:422:45:396:352:33
7:24
#3493
FINISH
26.22 mi12:54:222:52:196:356:40
6:33
#3473
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 mi3953375737574200(Top 14%)3970(Top 24%)3970(Top 69%)
10K6.21 mi3.10 mi3933+203740+173740+173990(Top 14%)3787(Top 23%)3787(Top 66%)
15K9.32 mi3.11 mi3996-633799-593799-594200(Top 14%)3970(Top 24%)3970(Top 69%)
20K12.43 mi3.11 mi3987+93795+43795+43976(Top 14%)3766(Top 23%)3766(Top 66%)
HALF13.11 mi0.68 mi3960+273769+263769+263604(Top 12%)3445(Top 21%)3445(Top 60%)
25K15.53 mi2.42 mi3881+793692+773692+773575(Top 12%)3393(Top 21%)3393(Top 59%)
30K18.64 mi3.11 mi3738+1433558+1343558+1343380(Top 12%)3182(Top 19%)3182(Top 56%)
20M20.00 mi1.36 mi3658+803478+803478+803331(Top 11%)3107(Top 19%)3107(Top 54%)
21M21.00 mi1.00 mi3613+453431+473431+473253(Top 11%)3005(Top 18%)3005(Top 53%)
35K21.75 mi0.75 mi3596+173416+153416+153592(Top 12%)3302(Top 20%)3302(Top 58%)
23M23.00 mi1.25 mi3545+513361+553361+553460(Top 12%)3158(Top 19%)3158(Top 55%)
24M24.00 mi1.00 mi3523+223338+233338+233725(Top 13%)3353(Top 21%)3353(Top 59%)
40K24.85 mi0.85 mi3499+243314+243314+243610(Top 12%)3222(Top 20%)3222(Top 56%)
25.2M25.20 mi0.35 mi3493+63305+93305+94527(Top 16%)3855(Top 24%)3855(Top 67%)
FINISH26.22 mi1.02 mi3473+203278+273278+274370(Top 15%)3737(Top 23%)3737(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21
+97ft-345ft

Overall

4200

Males

3970

M18-39

3970

5K→10K

3.1 - 6.2 mi

Top 14%
×5
+79ft-138ft

Overall

3990

Males

3787

M18-39

3787

10K→15K

6.2 - 9.3 mi

Top 14%
×3
+67ft-78ft

Overall

4200

Males

3970

M18-39

3970

15K→20K

9.3 - 12.4 mi

Top 14%
×5
+106ft-86ft

Overall

3976

Males

3766

M18-39

3766

20K→HALF

12.4 - 13.1 mi

Top 12%
×2
+19ft-37ft

Overall

3604

Males

3445

M18-39

3445

HALF→25K

13.1 - 15.5 mi

Top 12%
×4
+66ft-88ft

Overall

3575

Males

3393

M18-39

3393

25K→30K

15.5 - 18.6 mi

Top 12%
×9
+181ft-148ft

Overall

3380

Males

3182

M18-39

3182

30K→20M

18.6 - 20.0 mi

Top 11%
×5
+64ft-50ft

Overall

3331

Males

3107

M18-39

3107

20M→21M

20.0 - 21.0 mi

Top 11%
×8
+106ft-24ft

Overall

3253

Males

3005

M18-39

3005

21M→35K

21.0 - 21.8 mi

Top 12%
×7
+17ft-86ft

Overall

3592

Males

3302

M18-39

3302

35K→23M

21.8 - 23.0 mi

Top 12%
×5
+23ft-63ft

Overall

3460

Males

3158

M18-39

3158

23M→24M

23.0 - 24.0 mi

Top 13%
×6
+12ft-82ft

Overall

3725

Males

3353

M18-39

3353

24M→40K

24.0 - 24.9 mi

Top 12%
×1
+6ft-20ft

Overall

3610

Males

3222

M18-39

3222

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1
+13ft-16ft

Overall

4527

Males

3855

M18-39

3855

25.2M→FINISH

25.2 - 26.2 mi

Top 15%
×2
+22ft-21ft

Overall

4370

Males

3737

M18-39

3737

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1105
Passed By
625
Net Change
+480
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3953
5K → 10K153133+20#3953#3933
10K → 15K79142-63#3933#3996
15K → 20K8576+9#3996#3987
20K → HALF336+27#3987#3960
HALF → 25K11132+79#3960#3881
25K → 30K18239+143#3881#3738
30K → 20M9919+80#3738#3658
20M → 21M6823+45#3658#3613
21M → 35K3215+17#3613#3596
35K → 23M7827+51#3596#3545
23M → 24M5533+22#3545#3523
24M → 40K4824+24#3523#3499
40K → 25.2M2317+6#3499#3493
25.2M → FINISH5939+20#3493#3473
TOTALS1105625+480
📊

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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