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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jacobus Hendrik Visser

Bib: 3648 •M •Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 21%
Gender (Male)
#0 / 16340
Top 33%
Age Group (M18-39)
#0 / 5723
Race Day Weather
51°/41°F
overcast clouds
Personalized for Jacobus

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 6:03/mi at mile 6.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
19:07
3.11 mi
Rank: #1881
Start → 5K
19:07 | 6:10/mi
10K
37:54
6.21 mi
Rank: #1689 (+192)
5K → 10K
18:47 | 6:03/mi
15K
56:57
9.32 mi
Rank: #1775 (-86)
10K → 15K
19:03 | 6:08/mi
20K
1:16:12
12.43 mi
Rank: #1816 (-41)
15K → 20K
19:15 | 6:12/mi
HALF
1:20:23
13.11 mi
Rank: #1830 (-14)
20K → HALF
4:11 | 6:09/mi
25K
1:35:29
15.53 mi
Rank: #1838 (-8)
HALF → 25K
15:06 | 6:14/mi
30K
1:55:54
18.64 mi
Rank: #1986 (-148)
25K → 30K
20:25 | 6:35/mi
20M
2:05:26
20.00 mi
Rank: #2159 (-173)
30K → 20M
9:32 | 7:02/mi
21M
2:14:15
21.00 mi
Rank: #2692 (-533)
20M → 21M
8:49 | 8:49/mi
35K
2:20:55
21.75 mi
Rank: #3178 (-486)
21M → 35K
6:40 | 8:55/mi
23M
2:32:46
23.00 mi
Rank: #4136 (-958)
35K → 23M
11:51 | 9:29/mi
24M
2:41:57
24.00 mi
Rank: #4922 (-786)
23M → 24M
9:11 | 9:11/mi
40K
2:49:00
24.85 mi
Rank: #5300 (-378)
24M → 40K
7:03 | 8:15/mi
25.2M
2:52:26
25.20 mi
Rank: #5600 (-300)
40K → 25.2M
3:26 | 9:58/mi
FINISH
3:00:46
26.22 mi
Rank: #6058 (-458)
25.2M → FINISH
8:20 | 8:11/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:20:23
Pace6:08 /mi
2nd Half
Distance13.11 mi
Time1:40:23
Pace7:40 /mi
📊Positive Split: 24.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:5119:076:1019:07
6:10
-
10K
6.21 mi10:39:3837:546:0618:47
6:03
-0:07
15K
9.32 mi10:58:4156:576:0719:03
6:08
+0:05
20K
12.43 mi11:17:561:16:126:0819:15
6:12
+0:04
HALF
13.11 mi11:22:071:20:236:084:11
6:09
-0:03
25K
15.53 mi11:37:131:35:296:0915:06
6:14
+0:05
30K
18.64 mi11:57:381:55:546:1420:25
6:35
+0:21
20M
20.00 mi12:07:102:05:266:179:32
7:02
+0:27
21M
21.00 mi12:15:592:14:156:248:49
8:49
+1:47
35K
21.75 mi12:22:392:20:556:296:40
8:55
+0:06
23M
23.00 mi12:34:302:32:466:3911:51
9:29
+0:34
24M
24.00 mi12:43:412:41:576:459:11
9:11
-0:18
40K
24.85 mi12:50:442:49:006:487:03
8:15
-0:56
25.2M
25.20 mi12:54:102:52:266:513:26
9:58
+1:43
FINISH
26.22 mi13:02:303:00:466:548:20
8:11
-1:47

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

6:03 /mi

Average Pace

6:54 /mi

Slowest Pace

9:58 /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

1:35:29

53% of race

Time at Steady Pace

29:57

17% of race

Time at Slower Pace

55:20

31% of race

Average Pace: 6:54 /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 mi10:20:5119:076:1019:07
6:10
#1881
10K
6.21 mi10:39:3837:546:0618:47
6:03
#1689
15K
9.32 mi10:58:4156:576:0719:03
6:08
#1775
20K
12.43 mi11:17:561:16:126:0819:15
6:12
#1816
HALF
13.11 mi11:22:071:20:236:084:11
6:09
#1830
25K
15.53 mi11:37:131:35:296:0915:06
6:14
#1838
30K
18.64 mi11:57:381:55:546:1420:25
6:35
#1986
20M
20.00 mi12:07:102:05:266:179:32
7:02
#2159
21M
21.00 mi12:15:592:14:156:248:49
8:49
#2692
35K
21.75 mi12:22:392:20:556:296:40
8:55
#3178
23M
23.00 mi12:34:302:32:466:3911:51
9:29
#4136
24M
24.00 mi12:43:412:41:576:459:11
9:11
#4922
40K
24.85 mi12:50:442:49:006:487:03
8:15
#5300
25.2M
25.20 mi12:54:102:52:266:513:26
9:58
#5600
FINISH
26.22 mi13:02:303:00:466:548:20
8:11
#6058
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 mi1881181418141966(Top 7%)1897(Top 12%)1897(Top 33%)
10K6.21 mi3.10 mi1689+1921624+1901624+1901552(Top 5%)1493(Top 9%)1493(Top 26%)
15K9.32 mi3.11 mi1775-861711-871711-871966(Top 7%)1897(Top 12%)1897(Top 33%)
20K12.43 mi3.11 mi1816-411748-371748-372003(Top 7%)1932(Top 12%)1932(Top 34%)
HALF13.11 mi0.68 mi1830-141762-141762-142177(Top 8%)2103(Top 13%)2103(Top 37%)
25K15.53 mi2.42 mi1838-81771-91771-91965(Top 7%)1895(Top 12%)1895(Top 33%)
30K18.64 mi3.11 mi1986-1481915-1441915-1442961(Top 10%)2816(Top 17%)2816(Top 49%)
20M20.00 mi1.36 mi2159-1732082-1672082-1675684(Top 20%)5017(Top 31%)5017(Top 88%)
21M21.00 mi1.00 mi2692-5332585-5032585-50315030(Top 52%)9812(Top 60%)9812(Top 171%)
35K21.75 mi0.75 mi3178-4863042-4573042-45719625(Top 68%)11776(Top 72%)11776(Top 206%)
23M23.00 mi1.25 mi4136-9583876-8343876-83420483(Top 71%)12204(Top 75%)12204(Top 213%)
24M24.00 mi1.00 mi4922-7864531-6554531-65520171(Top 70%)11950(Top 73%)11950(Top 209%)
40K24.85 mi0.85 mi5300-3784815-2844815-28414028(Top 48%)9073(Top 56%)9073(Top 159%)
25.2M25.20 mi0.35 mi5600-3005048-2335048-23319146(Top 66%)11409(Top 70%)11409(Top 199%)
FINISH26.22 mi1.02 mi6058-4585389-3415389-34116248(Top 56%)10090(Top 62%)10090(Top 176%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21
+97ft-345ft

Overall

1966

Males

1897

M18-39

1897

5K→10K

3.1 - 6.2 mi

Top 5%
×5
+79ft-138ft

Overall

1552

Males

1493

M18-39

1493

10K→15K

6.2 - 9.3 mi

Top 7%
×3
+67ft-78ft

Overall

1966

Males

1897

M18-39

1897

15K→20K

9.3 - 12.4 mi

Top 7%
×5
+106ft-86ft

Overall

2003

Males

1932

M18-39

1932

20K→HALF

12.4 - 13.1 mi

Top 8%
×2
+19ft-37ft

Overall

2177

Males

2103

M18-39

2103

HALF→25K

13.1 - 15.5 mi

Top 7%
×4
+66ft-88ft

Overall

1965

Males

1895

M18-39

1895

25K→30K

15.5 - 18.6 mi

Top 10%
×9
+181ft-148ft

Overall

2961

Males

2816

M18-39

2816

30K→20M

18.6 - 20.0 mi

Top 20%
×5
+64ft-50ft

Overall

5684

Males

5017

M18-39

5017

20M→21M

20.0 - 21.0 mi

Top 52%
×8
+106ft-24ft

Overall

15030

Males

9812

M18-39

9812

21M→35K

21.0 - 21.8 mi

Top 68%
×7
+17ft-86ft

Overall

19625

Males

11776

M18-39

11776

35K→23M

21.8 - 23.0 mi

Top 71%
×5
+23ft-63ft

Overall

20483

Males

12204

M18-39

12204

23M→24M

23.0 - 24.0 mi

Top 70%
×6
+12ft-82ft

Overall

20171

Males

11950

M18-39

11950

24M→40K

24.0 - 24.9 mi

Top 48%
×1
+6ft-20ft

Overall

14028

Males

9073

M18-39

9073

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1
+13ft-16ft

Overall

19146

Males

11409

M18-39

11409

25.2M→FINISH

25.2 - 26.2 mi

Top 56%
×2
+22ft-21ft

Overall

16248

Males

10090

M18-39

10090

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
387*
Passed By
2036
Net Change
-4177
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1881
5K → 10K211*19+192#1881#1689
10K → 15K26112-86#1689#1775
15K → 20K3677-41#1775#1816
20K → HALF822-14#1816#1830
HALF → 25K3846-8#1830#1838
25K → 30K29177-148#1838#1986
30K → 20M10183-173#1986#2159
20M → 21M1200-533#2159#2692
21M → 35K1200-486#2692#3178
35K → 23M4200-958#3178#4136
23M → 24M4200-786#4136#4922
24M → 40K12200-378#4922#5300
40K → 25.2M0200-300#5300#5600
25.2M → FINISH7200-458#5600#6058
TOTALS387*2036-4177

* 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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Activity Data

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