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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Cees Van Leipsig

Bib: 12751 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 45%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 47%
Age Group (M55-59)
#0 / 1491
Top 38%
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
23:27
3.11 mi
Rank: #13159
Start → 5K
23:27 | 7:33/mi
10K
46:59
6.21 mi
Rank: #13369 (-210)
5K → 10K
23:32 | 7:35/mi
15K
1:10:41
9.32 mi
Rank: #13536 (-167)
10K → 15K
23:42 | 7:38/mi
20K
1:34:59
12.43 mi
Rank: #13790 (-254)
15K → 20K
24:18 | 7:50/mi
HALF
1:40:14
13.11 mi
Rank: #13831 (-41)
20K → HALF
5:15 | 7:43/mi
25K
1:59:19
15.53 mi
Rank: #13905 (-74)
HALF → 25K
19:05 | 7:53/mi
30K
2:24:19
18.64 mi
Rank: #13855 (+50)
25K → 30K
25:00 | 8:03/mi
20M
2:35:06
20.00 mi
Rank: #13724 (+131)
30K → 20M
10:47 | 7:57/mi
21M
2:43:22
21.00 mi
Rank: #13573 (+151)
20M → 21M
8:16 | 8:16/mi
35K
2:49:07
21.75 mi
Rank: #13496 (+77)
21M → 35K
5:45 | 7:42/mi
23M
2:59:09
23.00 mi
Rank: #13417 (+79)
35K → 23M
10:02 | 8:02/mi
24M
3:06:52
24.00 mi
Rank: #13314 (+103)
23M → 24M
7:43 | 7:43/mi
40K
3:13:32
24.85 mi
Rank: #13207 (+107)
24M → 40K
6:40 | 7:48/mi
25.2M
3:16:24
25.20 mi
Rank: #13169 (+38)
40K → 25.2M
2:52 | 8:19/mi
FINISH
3:24:10
26.22 mi
Rank: #13109 (+60)
25.2M → FINISH
7:46 | 7:38/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:14
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:43:56
Pace7:56 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4823:277:3323:27
7:33
-
10K
6.21 mi11:15:2046:597:3423:32
7:35
+0:02
15K
9.32 mi11:39:021:10:417:3623:42
7:38
+0:03
20K
12.43 mi12:03:201:34:597:3924:18
7:50
+0:12
HALF
13.11 mi12:08:351:40:147:395:15
7:43
-0:07
25K
15.53 mi12:27:401:59:197:4119:05
7:53
+0:10
30K
18.64 mi12:52:402:24:197:4525:00
8:03
+0:10
20M
20.00 mi13:03:272:35:067:4610:47
7:57
-0:06
21M
21.00 mi13:11:432:43:227:478:16
8:16
+0:19
35K
21.75 mi13:17:282:49:077:475:45
7:42
-0:34
23M
23.00 mi13:27:302:59:097:4810:02
8:02
+0:20
24M
24.00 mi13:35:133:06:527:487:43
7:43
-0:19
40K
24.85 mi13:41:533:13:327:486:40
7:48
+0:05
25.2M
25.20 mi13:44:453:16:247:482:52
8:19
+0:31
FINISH
26.22 mi13:52:313:24:107:487:46
7:38
-0:41

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

7:33 /mi

Average Pace

7:48 /mi

Slowest Pace

8:19 /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

3:21:18

99% of race

Time at Steady Pace

2:52

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:47 /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 mi10:51:4823:277:3323:27
7:33
#13159
10K
6.21 mi11:15:2046:597:3423:32
7:35
#13369
15K
9.32 mi11:39:021:10:417:3623:42
7:38
#13536
20K
12.43 mi12:03:201:34:597:3924:18
7:50
#13790
HALF
13.11 mi12:08:351:40:147:395:15
7:43
#13831
25K
15.53 mi12:27:401:59:197:4119:05
7:53
#13905
30K
18.64 mi12:52:402:24:197:4525:00
8:03
#13855
20M
20.00 mi13:03:272:35:067:4610:47
7:57
#13724
21M
21.00 mi13:11:432:43:227:478:16
8:16
#13573
35K
21.75 mi13:17:282:49:077:475:45
7:42
#13496
23M
23.00 mi13:27:302:59:097:4810:02
8:02
#13417
24M
24.00 mi13:35:133:06:527:487:43
7:43
#13314
40K
24.85 mi13:41:533:13:327:486:40
7:48
#13207
25.2M
25.20 mi13:44:453:16:247:482:52
8:19
#13169
FINISH
26.22 mi13:52:313:24:107:487:46
7:38
#13109
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi131599523952313911(Top 48%)9758(Top 60%)9758(Top 654%)
10K6.21 mi3.10 mi13369-2109588-659588-6513601(Top 47%)9658(Top 59%)9658(Top 648%)
15K9.32 mi3.11 mi13536-1679637-499637-4913911(Top 48%)9758(Top 60%)9758(Top 654%)
20K12.43 mi3.11 mi13790-2549712-759712-7514681(Top 51%)10010(Top 61%)10010(Top 671%)
HALF13.11 mi0.68 mi13831-419730-189730-1814675(Top 51%)10064(Top 62%)10064(Top 675%)
25K15.53 mi2.42 mi13905-749746-169746-1614353(Top 49%)9803(Top 60%)9803(Top 657%)
30K18.64 mi3.11 mi13855+509691+559691+5513822(Top 48%)9471(Top 58%)9471(Top 635%)
20M20.00 mi1.36 mi13724+1319603+889603+8812368(Top 43%)8732(Top 53%)8732(Top 586%)
21M21.00 mi1.00 mi13573+1519513+909513+9011628(Top 40%)8275(Top 51%)8275(Top 555%)
35K21.75 mi0.75 mi13496+779460+539460+5312188(Top 42%)8527(Top 52%)8527(Top 572%)
23M23.00 mi1.25 mi13417+799400+609400+6012558(Top 43%)8624(Top 53%)8624(Top 578%)
24M24.00 mi1.00 mi13314+1039336+649336+6411650(Top 40%)8094(Top 50%)8094(Top 543%)
40K24.85 mi0.85 mi13207+1079269+679269+6710997(Top 38%)7708(Top 47%)7708(Top 517%)
25.2M25.20 mi0.35 mi13169+389251+189251+1810369(Top 36%)7345(Top 45%)7345(Top 493%)
FINISH26.22 mi1.02 mi13109+609186+659186+6512367(Top 43%)8265(Top 51%)8265(Top 554%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21
+97ft-345ft

Overall

13911

Males

9758

M55-59

9758

5K→10K

3.1 - 6.2 mi

Top 47%
×5
+79ft-138ft

Overall

13601

Males

9658

M55-59

9658

10K→15K

6.2 - 9.3 mi

Top 48%
×3
+67ft-78ft

Overall

13911

Males

9758

M55-59

9758

15K→20K

9.3 - 12.4 mi

Top 51%
×5
+106ft-86ft

Overall

14681

Males

10010

M55-59

10010

20K→HALF

12.4 - 13.1 mi

Top 51%
×2
+19ft-37ft

Overall

14675

Males

10064

M55-59

10064

HALF→25K

13.1 - 15.5 mi

Top 49%
×4
+66ft-88ft

Overall

14353

Males

9803

M55-59

9803

25K→30K

15.5 - 18.6 mi

Top 48%
×9
+181ft-148ft

Overall

13822

Males

9471

M55-59

9471

30K→20M

18.6 - 20.0 mi

Top 43%
×5
+64ft-50ft

Overall

12368

Males

8732

M55-59

8732

20M→21M

20.0 - 21.0 mi

Top 40%
×8
+106ft-24ft

Overall

11628

Males

8275

M55-59

8275

21M→35K

21.0 - 21.8 mi

Top 42%
×7
+17ft-86ft

Overall

12188

Males

8527

M55-59

8527

35K→23M

21.8 - 23.0 mi

Top 43%
×5
+23ft-63ft

Overall

12558

Males

8624

M55-59

8624

23M→24M

23.0 - 24.0 mi

Top 40%
×6
+12ft-82ft

Overall

11650

Males

8094

M55-59

8094

24M→40K

24.0 - 24.9 mi

Top 38%
×1
+6ft-20ft

Overall

10997

Males

7708

M55-59

7708

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1
+13ft-16ft

Overall

10369

Males

7345

M55-59

7345

25.2M→FINISH

25.2 - 26.2 mi

Top 43%
×2
+22ft-21ft

Overall

12367

Males

8265

M55-59

8265

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1730*
Passed By
1222
Net Change
+50
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13159
5K → 10K191200-210#13159#13369
10K → 15K147200-167#13369#13536
15K → 20K89200-254#13536#13790
20K → HALF2364-41#13790#13831
HALF → 25K103177-74#13831#13905
25K → 30K213*163+50#13905#13855
30K → 20M16635+131#13855#13724
20M → 21M16918+151#13724#13573
21M → 35K9619+77#13573#13496
35K → 23M12849+79#13496#13417
23M → 24M12320+103#13417#13314
24M → 40K12720+107#13314#13207
40K → 25.2M468+38#13207#13169
25.2M → FINISH10949+60#13169#13109
TOTALS1730*1222+50

* 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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