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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Caleb Termorshuizen

Bib: 2918 β€’M β€’Age: N/A

MO

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 4%
Gender (Male)
#0 / 16340
Top 7%
Age Group (M18-39)
#0 / 5723
Top 18%
Race Day Weather
51Β°/41Β°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
18:58
3.11 mi
Rank: #1604
Start β†’ 5K
18:58 | 6:07/mi
10K
37:30
6.21 mi
Rank: #1400 (+204)
5K β†’ 10K
18:32 | 5:58/mi
15K
55:48
9.32 mi
Rank: #1236 (+164)
10K β†’ 15K
18:18 | 5:54/mi
20K
1:14:23
12.43 mi
Rank: #1188 (+48)
15K β†’ 20K
18:35 | 5:59/mi
HALF
1:18:23
13.11 mi
Rank: #1166 (+22)
20K β†’ HALF
4:00 | 5:53/mi
25K
1:32:51
15.53 mi
Rank: #1124 (+42)
HALF β†’ 25K
14:28 | 5:58/mi
30K
1:51:40
18.64 mi
Rank: #1034 (+90)
25K β†’ 30K
18:49 | 6:04/mi
20M
2:00:04
20.00 mi
Rank: #1034
30K β†’ 20M
8:24 | 6:12/mi
21M
2:06:32
21.00 mi
Rank: #1035 (-1)
20M β†’ 21M
6:28 | 6:28/mi
35K
2:11:01
21.75 mi
Rank: #1030 (+5)
21M β†’ 35K
4:29 | 6:00/mi
23M
2:18:58
23.00 mi
Rank: #1044 (-14)
35K β†’ 23M
7:57 | 6:22/mi
24M
2:25:19
24.00 mi
Rank: #1076 (-32)
23M β†’ 24M
6:21 | 6:21/mi
40K
2:30:58
24.85 mi
Rank: #1124 (-48)
24M β†’ 40K
5:39 | 6:37/mi
25.2M
2:33:25
25.20 mi
Rank: #1151 (-27)
40K β†’ 25.2M
2:27 | 7:07/mi
FINISH
2:39:56
26.22 mi
Rank: #1215 (-64)
25.2M β†’ FINISH
6:31 | 6:24/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
Time1:18:23
Pace5:59 /mi
2nd Half
Distance13.11 mi
Time1:21:33
Pace6:14 /mi
πŸ“ŠPositive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:5318:586:0718:58
6:07
-
10K
6.21 mi10:38:2537:306:0318:32
5:58
-0:09
15K
9.32 mi10:56:4355:486:0018:18
5:54
-0:04
20K
12.43 mi11:15:181:14:236:0018:35
5:59
+0:05
HALF
13.11 mi11:19:181:18:235:594:00
5:53
-0:06
25K
15.53 mi11:33:461:32:515:5914:28
5:58
+0:05
30K
18.64 mi11:52:351:51:406:0018:49
6:04
+0:06
20M
20.00 mi12:00:592:00:046:018:24
6:12
+0:08
21M
21.00 mi12:07:272:06:326:026:28
6:28
+0:16
35K
21.75 mi12:11:562:11:016:024:29
6:00
-0:28
23M
23.00 mi12:19:532:18:586:037:57
6:22
+0:22
24M
24.00 mi12:26:142:25:196:046:21
6:21
-0:01
40K
24.85 mi12:31:532:30:586:055:39
6:37
+0:16
25.2M
25.20 mi12:34:202:33:256:062:27
7:07
+0:30
FINISH
26.22 mi12:40:512:39:566:076:31
6:24
-0:43

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

5:53 /mi

Average Pace

6:06 /mi

Slowest Pace

7:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

22:18

14% of race

Time at Steady Pace

1:42:15

64% of race

Time at Slower Pace

35:23

22% of race

Average Pace: 6:06 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:19:5318:586:0718:58
6:07
#1604
10K
6.21 mi10:38:2537:306:0318:32
5:58
#1400
15K
9.32 mi10:56:4355:486:0018:18
5:54
#1236
20K
12.43 mi11:15:181:14:236:0018:35
5:59
#1188
HALF
13.11 mi11:19:181:18:235:594:00
5:53
#1166
25K
15.53 mi11:33:461:32:515:5914:28
5:58
#1124
30K
18.64 mi11:52:351:51:406:0018:49
6:04
#1034
20M
20.00 mi12:00:592:00:046:018:24
6:12
#1034
21M
21.00 mi12:07:272:06:326:026:28
6:28
#1035
35K
21.75 mi12:11:562:11:016:024:29
6:00
#1030
23M
23.00 mi12:19:532:18:586:037:57
6:22
#1044
24M
24.00 mi12:26:142:25:196:046:21
6:21
#1076
40K
24.85 mi12:31:532:30:586:055:39
6:37
#1124
25.2M
25.20 mi12:34:202:33:256:062:27
7:07
#1151
FINISH
26.22 mi12:40:512:39:566:076:31
6:24
#1215
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 mi160415421542922(Top 3%)886(Top 5%)886(Top 15%)
10K6.21 mi3.10 mi1400+2041345+1971345+1971219(Top 4%)1173(Top 7%)1173(Top 20%)
15K9.32 mi3.11 mi1236+1641183+1621183+162922(Top 3%)886(Top 5%)886(Top 15%)
20K12.43 mi3.11 mi1188+481140+431140+431091(Top 4%)1048(Top 6%)1048(Top 18%)
HALF13.11 mi0.68 mi1166+221118+221118+22922(Top 3%)886(Top 5%)886(Top 15%)
25K15.53 mi2.42 mi1124+421079+391079+39941(Top 3%)906(Top 6%)906(Top 16%)
30K18.64 mi3.11 mi1034+90992+87992+87825(Top 3%)795(Top 5%)795(Top 14%)
20M20.00 mi1.36 mi1034991+1991+11128(Top 4%)1086(Top 7%)1086(Top 19%)
21M21.00 mi1.00 mi1035-19919911144(Top 4%)1098(Top 7%)1098(Top 19%)
35K21.75 mi0.75 mi1030+5986+5986+51166(Top 4%)1121(Top 7%)1121(Top 20%)
23M23.00 mi1.25 mi1044-14999-13999-131758(Top 6%)1673(Top 10%)1673(Top 29%)
24M24.00 mi1.00 mi1076-321031-321031-322383(Top 8%)2215(Top 14%)2215(Top 39%)
40K24.85 mi0.85 mi1124-481079-481079-483039(Top 10%)2749(Top 17%)2749(Top 48%)
25.2M25.20 mi0.35 mi1151-271106-271106-273021(Top 10%)2691(Top 16%)2691(Top 47%)
FINISH26.22 mi1.02 mi1215-641170-641170-643510(Top 12%)3076(Top 19%)3076(Top 54%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
Γ—21
+97ft-345ft

Overall

922

Males

886

M18-39

886

5K→10K

3.1 - 6.2 mi

Top 4%
Γ—5
+79ft-138ft

Overall

1219

Males

1173

M18-39

1173

10K→15K

6.2 - 9.3 mi

Top 3%
Γ—3
+67ft-78ft

Overall

922

Males

886

M18-39

886

15K→20K

9.3 - 12.4 mi

Top 4%
Γ—5
+106ft-86ft

Overall

1091

Males

1048

M18-39

1048

20K→HALF

12.4 - 13.1 mi

Top 3%
Γ—2
+19ft-37ft

Overall

922

Males

886

M18-39

886

HALF→25K

13.1 - 15.5 mi

Top 3%
Γ—4
+66ft-88ft

Overall

941

Males

906

M18-39

906

25K→30K

15.5 - 18.6 mi

Top 3%
Γ—9
+181ft-148ft

Overall

825

Males

795

M18-39

795

30K→20M

18.6 - 20.0 mi

Top 4%
Γ—5
+64ft-50ft

Overall

1128

Males

1086

M18-39

1086

20M→21M

20.0 - 21.0 mi

Top 4%
Γ—8
+106ft-24ft

Overall

1144

Males

1098

M18-39

1098

21M→35K

21.0 - 21.8 mi

Top 4%
Γ—7
+17ft-86ft

Overall

1166

Males

1121

M18-39

1121

35K→23M

21.8 - 23.0 mi

Top 6%
Γ—5
+23ft-63ft

Overall

1758

Males

1673

M18-39

1673

23M→24M

23.0 - 24.0 mi

Top 8%
Γ—6
+12ft-82ft

Overall

2383

Males

2215

M18-39

2215

24M→40K

24.0 - 24.9 mi

Top 10%
Γ—1
+6ft-20ft

Overall

3039

Males

2749

M18-39

2749

40K→25.2M

24.9 - 25.2 mi

Top 10%
Γ—1
+13ft-16ft

Overall

3021

Males

2691

M18-39

2691

25.2M→FINISH

25.2 - 26.2 mi

Top 12%
Γ—2
+22ft-21ft

Overall

3510

Males

3076

M18-39

3076

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
735*
Passed By
346
Net Change
+389
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#1604
5K β†’ 10K219*15+204#1604#1400
10K β†’ 15K1662+164#1400#1236
15K β†’ 20K6618+48#1236#1188
20K β†’ HALF242+22#1188#1166
HALF β†’ 25K5816+42#1166#1124
25K β†’ 30K10111+90#1124#1034
30K β†’ 20M22220#1034#1034
20M β†’ 21M1819-1#1034#1035
21M β†’ 35K1510+5#1035#1030
35K β†’ 23M2337-14#1030#1044
23M β†’ 24M840-32#1044#1076
24M β†’ 40K856-48#1076#1124
40K β†’ 25.2M229-27#1124#1151
25.2M β†’ FINISH569-64#1151#1215
TOTALS735*346+389

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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