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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jasper Straetemans

Bib: 4263 β€’M β€’Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 5%
Gender (Male)
#0 / 16340
Top 8%
Age Group (M18-39)
#0 / 5723
Top 20%
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
17:57
3.11 mi
Rank: #600
Start β†’ 5K
17:57 | 5:47/mi
10K
35:52
6.21 mi
Rank: #604 (-4)
5K β†’ 10K
17:55 | 5:47/mi
15K
54:02
9.32 mi
Rank: #647 (-43)
10K β†’ 15K
18:10 | 5:51/mi
20K
1:12:41
12.43 mi
Rank: #744 (-97)
15K β†’ 20K
18:39 | 6:01/mi
HALF
1:16:40
13.11 mi
Rank: #748 (-4)
20K β†’ HALF
3:59 | 5:51/mi
25K
1:31:23
15.53 mi
Rank: #801 (-53)
HALF β†’ 25K
14:43 | 6:05/mi
30K
1:51:13
18.64 mi
Rank: #944 (-143)
25K β†’ 30K
19:50 | 6:24/mi
20M
2:00:06
20.00 mi
Rank: #1041 (-97)
30K β†’ 20M
8:53 | 6:33/mi
21M
2:07:08
21.00 mi
Rank: #1138 (-97)
20M β†’ 21M
7:02 | 7:02/mi
35K
2:11:54
21.75 mi
Rank: #1177 (-39)
21M β†’ 35K
4:46 | 6:23/mi
23M
2:20:05
23.00 mi
Rank: #1223 (-46)
35K β†’ 23M
8:11 | 6:33/mi
24M
2:26:23
24.00 mi
Rank: #1249 (-26)
23M β†’ 24M
6:18 | 6:18/mi
40K
2:32:04
24.85 mi
Rank: #1287 (-38)
24M β†’ 40K
5:41 | 6:39/mi
25.2M
2:34:37
25.20 mi
Rank: #1312 (-25)
40K β†’ 25.2M
2:33 | 7:24/mi
FINISH
2:41:13
26.22 mi
Rank: #1361 (-49)
25.2M β†’ FINISH
6:36 | 6:29/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:16:40
Pace5:51 /mi
2nd Half
Distance13.11 mi
Time1:24:33
Pace6:27 /mi
πŸ“ŠPositive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5917:575:4717:57
5:47
-
10K
6.21 mi10:36:5435:525:4717:55
5:47
0:00
15K
9.32 mi10:55:0454:025:4818:10
5:51
+0:04
20K
12.43 mi11:13:431:12:415:5118:39
6:01
+0:10
HALF
13.11 mi11:17:421:16:405:513:59
5:51
-0:10
25K
15.53 mi11:32:251:31:235:5314:43
6:05
+0:14
30K
18.64 mi11:52:151:51:135:5819:50
6:24
+0:19
20M
20.00 mi12:01:082:00:066:018:53
6:33
+0:09
21M
21.00 mi12:08:102:07:086:047:02
7:02
+0:29
35K
21.75 mi12:12:562:11:546:044:46
6:23
-0:39
23M
23.00 mi12:21:072:20:056:068:11
6:33
+0:10
24M
24.00 mi12:27:252:26:236:066:18
6:18
-0:15
40K
24.85 mi12:33:062:32:046:085:41
6:39
+0:21
25.2M
25.20 mi12:35:392:34:376:092:33
7:24
+0:45
FINISH
26.22 mi12:42:152:41:136:106:36
6:29
-0:55

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

5:47 /mi

Average Pace

6:09 /mi

Slowest Pace

7:24 /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

1:31:23

57% of race

Time at Steady Pace

54:34

34% of race

Time at Slower Pace

15:16

9% of race

Average Pace: 6:09 /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 mi10:18:5917:575:4717:57
5:47
#600
10K
6.21 mi10:36:5435:525:4717:55
5:47
#604
15K
9.32 mi10:55:0454:025:4818:10
5:51
#647
20K
12.43 mi11:13:431:12:415:5118:39
6:01
#744
HALF
13.11 mi11:17:421:16:405:513:59
5:51
#748
25K
15.53 mi11:32:251:31:235:5314:43
6:05
#801
30K
18.64 mi11:52:151:51:135:5819:50
6:24
#944
20M
20.00 mi12:01:082:00:066:018:53
6:33
#1041
21M
21.00 mi12:08:102:07:086:047:02
7:02
#1138
35K
21.75 mi12:12:562:11:546:044:46
6:23
#1177
23M
23.00 mi12:21:072:20:056:068:11
6:33
#1223
24M
24.00 mi12:27:252:26:236:066:18
6:18
#1249
40K
24.85 mi12:33:062:32:046:085:41
6:39
#1287
25.2M
25.20 mi12:35:392:34:376:092:33
7:24
#1312
FINISH
26.22 mi12:42:152:41:136:106:36
6:29
#1361
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 mi600564564781(Top 3%)749(Top 5%)749(Top 13%)
10K6.21 mi3.10 mi604-4569-5569-5622(Top 2%)596(Top 4%)596(Top 10%)
15K9.32 mi3.11 mi647-43613-44613-44781(Top 3%)749(Top 5%)749(Top 13%)
20K12.43 mi3.11 mi744-97710-97710-971172(Top 4%)1126(Top 7%)1126(Top 20%)
HALF13.11 mi0.68 mi748-4714-4714-4858(Top 3%)824(Top 5%)824(Top 14%)
25K15.53 mi2.42 mi801-53765-51765-511334(Top 5%)1287(Top 8%)1287(Top 22%)
30K18.64 mi3.11 mi944-143906-141906-1412020(Top 7%)1938(Top 12%)1938(Top 34%)
20M20.00 mi1.36 mi1041-97998-92998-922596(Top 9%)2453(Top 15%)2453(Top 43%)
21M21.00 mi1.00 mi1138-971094-961094-963609(Top 12%)3296(Top 20%)3296(Top 58%)
35K21.75 mi0.75 mi1177-391132-381132-382805(Top 10%)2619(Top 16%)2619(Top 46%)
23M23.00 mi1.25 mi1223-461177-451177-452576(Top 9%)2410(Top 15%)2410(Top 42%)
24M24.00 mi1.00 mi1249-261202-251202-252172(Top 7%)2035(Top 12%)2035(Top 36%)
40K24.85 mi0.85 mi1287-381236-341236-343255(Top 11%)2929(Top 18%)2929(Top 51%)
25.2M25.20 mi0.35 mi1312-251260-241260-244475(Top 15%)3803(Top 23%)3803(Top 66%)
FINISH26.22 mi1.02 mi1361-491308-481308-483956(Top 14%)3429(Top 21%)3429(Top 60%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
Γ—21
+97ft-345ft

Overall

781

Males

749

M18-39

749

5K→10K

3.1 - 6.2 mi

Top 2%
Γ—5
+79ft-138ft

Overall

622

Males

596

M18-39

596

10K→15K

6.2 - 9.3 mi

Top 3%
Γ—3
+67ft-78ft

Overall

781

Males

749

M18-39

749

15K→20K

9.3 - 12.4 mi

Top 4%
Γ—5
+106ft-86ft

Overall

1172

Males

1126

M18-39

1126

20K→HALF

12.4 - 13.1 mi

Top 3%
Γ—2
+19ft-37ft

Overall

858

Males

824

M18-39

824

HALF→25K

13.1 - 15.5 mi

Top 5%
Γ—4
+66ft-88ft

Overall

1334

Males

1287

M18-39

1287

25K→30K

15.5 - 18.6 mi

Top 7%
Γ—9
+181ft-148ft

Overall

2020

Males

1938

M18-39

1938

30K→20M

18.6 - 20.0 mi

Top 9%
Γ—5
+64ft-50ft

Overall

2596

Males

2453

M18-39

2453

20M→21M

20.0 - 21.0 mi

Top 12%
Γ—8
+106ft-24ft

Overall

3609

Males

3296

M18-39

3296

21M→35K

21.0 - 21.8 mi

Top 10%
Γ—7
+17ft-86ft

Overall

2805

Males

2619

M18-39

2619

35K→23M

21.8 - 23.0 mi

Top 9%
Γ—5
+23ft-63ft

Overall

2576

Males

2410

M18-39

2410

23M→24M

23.0 - 24.0 mi

Top 7%
Γ—6
+12ft-82ft

Overall

2172

Males

2035

M18-39

2035

24M→40K

24.0 - 24.9 mi

Top 11%
Γ—1
+6ft-20ft

Overall

3255

Males

2929

M18-39

2929

40K→25.2M

24.9 - 25.2 mi

Top 15%
Γ—1
+13ft-16ft

Overall

4475

Males

3803

M18-39

3803

25.2M→FINISH

25.2 - 26.2 mi

Top 14%
Γ—2
+22ft-21ft

Overall

3956

Males

3429

M18-39

3429

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
143
Passed By
904
Net Change
-761
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#600
5K β†’ 10K4246-4#600#604
10K β†’ 15K952-43#604#647
15K β†’ 20K5102-97#647#744
20K β†’ HALF26-4#744#748
HALF β†’ 25K1366-53#748#801
25K β†’ 30K9152-143#801#944
30K β†’ 20M4101-97#944#1041
20M β†’ 21M3100-97#1041#1138
21M β†’ 35K140-39#1138#1177
35K β†’ 23M2066-46#1177#1223
23M β†’ 24M1743-26#1223#1249
24M β†’ 40K846-38#1249#1287
40K β†’ 25.2M328-25#1287#1312
25.2M β†’ FINISH756-49#1312#1361
TOTALS143904-761
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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