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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Oh Dongseok

Bib: 26643 β€’M β€’Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
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
28:58
3.11 mi
Rank: #23881
Start β†’ 5K
28:58 | 9:20/mi
10K
58:42
6.21 mi
Rank: #24368 (-487)
5K β†’ 10K
29:44 | 9:35/mi
15K
1:27:01
9.32 mi
Rank: #24032 (+336)
10K β†’ 15K
28:19 | 9:07/mi
20K
2:01:43
12.43 mi
Rank: #25093 (-1061)
15K β†’ 20K
34:42 | 11:11/mi
HALF
2:09:02
13.11 mi
Rank: #25234 (-141)
20K β†’ HALF
7:19 | 10:45/mi
25K
2:34:02
15.53 mi
Rank: #25187 (+47)
HALF β†’ 25K
25:00 | 10:19/mi
30K
3:14:03
18.64 mi
Rank: #25921 (-734)
25K β†’ 30K
40:01 | 12:53/mi
20M
3:28:04
20.00 mi
Rank: #25755 (+166)
30K β†’ 20M
14:01 | 10:20/mi
21M
3:39:07
21.00 mi
Rank: #25620 (+135)
20M β†’ 21M
11:03 | 11:03/mi
35K
3:51:33
21.75 mi
Rank: #26017 (-397)
21M β†’ 35K
12:26 | 16:38/mi
23M
4:06:32
23.00 mi
Rank: #26043 (-26)
35K β†’ 23M
14:59 | 11:59/mi
24M
4:20:05
24.00 mi
Rank: #26202 (-159)
23M β†’ 24M
13:33 | 13:33/mi
40K
4:33:34
24.85 mi
Rank: #26424 (-222)
24M β†’ 40K
13:29 | 15:47/mi
25.2M
4:37:31
25.20 mi
Rank: #26384 (+40)
40K β†’ 25.2M
3:57 | 11:28/mi
FINISH
4:48:09
26.22 mi
Rank: #26348 (+36)
25.2M β†’ FINISH
10:38 | 10:27/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:09:02
Pace9:51 /mi
2nd Half
Distance13.11 mi
Time2:39:07
Pace12:09 /mi
πŸ“ŠPositive Split: 23.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:0028:589:2028:58
9:20
-
10K
6.21 mi10:48:4458:429:2729:44
9:35
+0:15
15K
9.32 mi11:17:031:27:019:2128:19
9:07
-0:28
20K
12.43 mi11:51:452:01:439:4834:42
11:11
+2:04
HALF
13.11 mi11:59:042:09:029:517:19
10:45
-0:26
25K
15.53 mi12:24:042:34:029:5525:00
10:19
-0:26
30K
18.64 mi13:04:053:14:0310:2540:01
12:53
+2:34
20M
20.00 mi13:18:063:28:0410:2514:01
10:20
-2:33
21M
21.00 mi13:29:093:39:0710:2711:03
11:03
+0:43
35K
21.75 mi13:41:353:51:3310:3912:26
16:38
+5:35
23M
23.00 mi13:56:344:06:3210:4414:59
11:59
-4:39
24M
24.00 mi14:10:074:20:0510:5113:33
13:33
+1:34
40K
24.85 mi14:23:364:33:3411:0113:29
15:47
+2:14
25.2M
25.20 mi14:27:334:37:3111:013:57
11:28
-4:19
FINISH
26.22 mi14:38:114:48:0911:0010:38
10:27
-1:01

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

9:07 /mi

Average Pace

11:00 /mi

Slowest Pace

16:38 /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

1:27:01

30% of race

Time at Steady Pace

2:01:39

42% of race

Time at Slower Pace

1:19:29

28% of race

Average Pace: 10:59 /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 mi10:19:0028:589:2028:58
9:20
#23881
10K
6.21 mi10:48:4458:429:2729:44
9:35
#24368
15K
9.32 mi11:17:031:27:019:2128:19
9:07
#24032
20K
12.43 mi11:51:452:01:439:4834:42
11:11
#25093
HALF
13.11 mi11:59:042:09:029:517:19
10:45
#25234
25K
15.53 mi12:24:042:34:029:5525:00
10:19
#25187
30K
18.64 mi13:04:053:14:0310:2540:01
12:53
#25921
20M
20.00 mi13:18:063:28:0410:2514:01
10:20
#25755
21M
21.00 mi13:29:093:39:0710:2711:03
11:03
#25620
35K
21.75 mi13:41:353:51:3310:3912:26
16:38
#26017
23M
23.00 mi13:56:344:06:3210:4414:59
11:59
#26043
24M
24.00 mi14:10:074:20:0510:5113:33
13:33
#26202
40K
24.85 mi14:23:364:33:3411:0113:29
15:47
#26424
25.2M
25.20 mi14:27:334:37:3111:013:57
11:28
#26384
FINISH
26.22 mi14:38:114:48:0911:0010:38
10:27
#26348
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 mi23881141831418323185(Top 80%)13855(Top 85%)13855(Top 242%)
10K6.21 mi3.10 mi24368-48714428-24514428-24524756(Top 85%)14605(Top 89%)14605(Top 255%)
15K9.32 mi3.11 mi24032+33614262+16614262+16623185(Top 80%)13855(Top 85%)13855(Top 242%)
20K12.43 mi3.11 mi25093-106114757-49514757-49527180(Top 94%)15670(Top 96%)15670(Top 274%)
HALF13.11 mi0.68 mi25234-14114824-6714824-6727021(Top 93%)15542(Top 95%)15542(Top 272%)
25K15.53 mi2.42 mi25187+4714802+2214802+2225042(Top 86%)14690(Top 90%)14690(Top 257%)
30K18.64 mi3.11 mi25921-73415109-30715109-30727621(Top 95%)15737(Top 96%)15737(Top 275%)
20M20.00 mi1.36 mi25755+16615013+9615013+9623395(Top 81%)13725(Top 84%)13725(Top 240%)
21M21.00 mi1.00 mi25620+13514933+8014933+8023228(Top 80%)13595(Top 83%)13595(Top 238%)
35K21.75 mi0.75 mi26017-39715099-16615099-16628912(Top 100%)16272(Top 100%)16272(Top 284%)
23M23.00 mi1.25 mi26043-2615106-715106-726078(Top 90%)14870(Top 91%)14870(Top 260%)
24M24.00 mi1.00 mi26202-15915168-6215168-6228051(Top 97%)15814(Top 97%)15814(Top 276%)
40K24.85 mi0.85 mi26424-22215252-8415252-8428702(Top 99%)16146(Top 99%)16146(Top 282%)
25.2M25.20 mi0.35 mi26384+4015230+2215230+2223399(Top 81%)13495(Top 83%)13495(Top 236%)
FINISH26.22 mi1.02 mi26348+3615206+2415206+2424934(Top 86%)14243(Top 87%)14243(Top 249%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
Γ—21
+97ft-345ft

Overall

23185

Males

13855

M18-39

13855

5K→10K

3.1 - 6.2 mi

Top 85%
Γ—5
+79ft-138ft

Overall

24756

Males

14605

M18-39

14605

10K→15K

6.2 - 9.3 mi

Top 80%
Γ—3
+67ft-78ft

Overall

23185

Males

13855

M18-39

13855

15K→20K

9.3 - 12.4 mi

Top 94%
Γ—5
+106ft-86ft

Overall

27180

Males

15670

M18-39

15670

20K→HALF

12.4 - 13.1 mi

Top 93%
Γ—2
+19ft-37ft

Overall

27021

Males

15542

M18-39

15542

HALF→25K

13.1 - 15.5 mi

Top 86%
Γ—4
+66ft-88ft

Overall

25042

Males

14690

M18-39

14690

25K→30K

15.5 - 18.6 mi

Top 95%
Γ—9
+181ft-148ft

Overall

27621

Males

15737

M18-39

15737

30K→20M

18.6 - 20.0 mi

Top 81%
Γ—5
+64ft-50ft

Overall

23395

Males

13725

M18-39

13725

20M→21M

20.0 - 21.0 mi

Top 80%
Γ—8
+106ft-24ft

Overall

23228

Males

13595

M18-39

13595

21M→35K

21.0 - 21.8 mi

Top 100%
Γ—7
+17ft-86ft

Overall

28912

Males

16272

M18-39

16272

35K→23M

21.8 - 23.0 mi

Top 90%
Γ—5
+23ft-63ft

Overall

26078

Males

14870

M18-39

14870

23M→24M

23.0 - 24.0 mi

Top 97%
Γ—6
+12ft-82ft

Overall

28051

Males

15814

M18-39

15814

24M→40K

24.0 - 24.9 mi

Top 99%
Γ—1
+6ft-20ft

Overall

28702

Males

16146

M18-39

16146

40K→25.2M

24.9 - 25.2 mi

Top 81%
Γ—1
+13ft-16ft

Overall

23399

Males

13495

M18-39

13495

25.2M→FINISH

25.2 - 26.2 mi

Top 86%
Γ—2
+22ft-21ft

Overall

24934

Males

14243

M18-39

14243

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1045*
Passed By
1513
Net Change
-2467
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#23881
5K β†’ 10K70200-487#23881#24368
10K β†’ 15K383*47+336#24368#24032
15K β†’ 20K9200-1061#24032#25093
20K β†’ HALF3144-141#25093#25234
HALF β†’ 25K11669+47#25234#25187
25K β†’ 30K13200-734#25187#25921
30K β†’ 20M1671+166#25921#25755
20M β†’ 21M1405+135#25755#25620
21M β†’ 35K3200-397#25620#26017
35K β†’ 23M3763-26#26017#26043
23M β†’ 24M9168-159#26043#26202
24M β†’ 40K3200-222#26202#26424
40K β†’ 25.2M411+40#26424#26384
25.2M β†’ FINISH5115+36#26384#26348
TOTALS1045*1513-2467

* 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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