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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Sean Caster

Bib: 1733 β€’M β€’Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 1%
Gender (Male)
#0 / 16340
Top 2%
Age Group (M18-39)
#0 / 5723
Top 6%
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
18:11
3.11 mi
Rank: #749
Start β†’ 5K
18:11 | 5:52/mi
10K
35:44
6.21 mi
Rank: #566 (+183)
5K β†’ 10K
17:33 | 5:39/mi
15K
53:08
9.32 mi
Rank: #464 (+102)
10K β†’ 15K
17:24 | 5:37/mi
20K
1:10:35
12.43 mi
Rank: #406 (+58)
15K β†’ 20K
17:27 | 5:37/mi
HALF
1:14:18
13.11 mi
Rank: #386 (+20)
20K β†’ HALF
3:43 | 5:28/mi
25K
1:27:51
15.53 mi
Rank: #347 (+39)
HALF β†’ 25K
13:33 | 5:36/mi
30K
1:46:02
18.64 mi
Rank: #351 (-4)
25K β†’ 30K
18:11 | 5:52/mi
20M
1:54:11
20.00 mi
Rank: #371 (-20)
30K β†’ 20M
8:09 | 6:01/mi
21M
2:00:32
21.00 mi
Rank: #382 (-11)
20M β†’ 21M
6:21 | 6:21/mi
35K
2:04:56
21.75 mi
Rank: #387 (-5)
21M β†’ 35K
4:24 | 5:53/mi
23M
2:12:27
23.00 mi
Rank: #389 (-2)
35K β†’ 23M
7:31 | 6:01/mi
24M
2:18:27
24.00 mi
Rank: #400 (-11)
23M β†’ 24M
6:00 | 6:00/mi
40K
2:23:42
24.85 mi
Rank: #406 (-6)
24M β†’ 40K
5:15 | 6:09/mi
25.2M
2:26:01
25.20 mi
Rank: #411 (-5)
40K β†’ 25.2M
2:19 | 6:44/mi
FINISH
2:32:05
26.22 mi
Rank: #427 (-16)
25.2M β†’ FINISH
6:04 | 5:58/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:14:18
Pace5:41 /mi
2nd Half
Distance13.11 mi
Time1:17:47
Pace5:56 /mi
πŸ“ŠPositive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:4618:115:5218:11
5:52
-
10K
6.21 mi10:36:1935:445:4617:33
5:39
-0:13
15K
9.32 mi10:53:4353:085:4317:24
5:37
-0:02
20K
12.43 mi11:11:101:10:355:4117:27
5:37
0:00
HALF
13.11 mi11:14:531:14:185:413:43
5:28
-0:09
25K
15.53 mi11:28:261:27:515:4013:33
5:36
+0:08
30K
18.64 mi11:46:371:46:025:4218:11
5:52
+0:16
20M
20.00 mi11:54:461:54:115:438:09
6:01
+0:09
21M
21.00 mi12:01:072:00:325:456:21
6:21
+0:20
35K
21.75 mi12:05:312:04:565:454:24
5:53
-0:28
23M
23.00 mi12:13:022:12:275:467:31
6:01
+0:08
24M
24.00 mi12:19:022:18:275:476:00
6:00
-0:01
40K
24.85 mi12:24:172:23:425:475:15
6:09
+0:09
25.2M
25.20 mi12:26:362:26:015:482:19
6:44
+0:35
FINISH
26.22 mi12:32:402:32:055:496:04
5:58
-0:46

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

5:28 /mi

Average Pace

5:48 /mi

Slowest Pace

6:44 /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

1:09:40

46% of race

Time at Steady Pace

1:08:30

45% of race

Time at Slower Pace

13:55

9% of race

Average Pace: 5:48 /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 mi10:18:4618:115:5218:11
5:52
#749
10K
6.21 mi10:36:1935:445:4617:33
5:39
#566
15K
9.32 mi10:53:4353:085:4317:24
5:37
#464
20K
12.43 mi11:11:101:10:355:4117:27
5:37
#406
HALF
13.11 mi11:14:531:14:185:413:43
5:28
#386
25K
15.53 mi11:28:261:27:515:4013:33
5:36
#347
30K
18.64 mi11:46:371:46:025:4218:11
5:52
#351
20M
20.00 mi11:54:461:54:115:438:09
6:01
#371
21M
21.00 mi12:01:072:00:325:456:21
6:21
#382
35K
21.75 mi12:05:312:04:565:454:24
5:53
#387
23M
23.00 mi12:13:022:12:275:467:31
6:01
#389
24M
24.00 mi12:19:022:18:275:476:00
6:00
#400
40K
24.85 mi12:24:172:23:425:475:15
6:09
#406
25.2M
25.20 mi12:26:362:26:015:482:19
6:44
#411
FINISH
26.22 mi12:32:402:32:055:496:04
5:58
#427
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 mi749710710307(Top 1%)285(Top 2%)285(Top 5%)
10K6.21 mi3.10 mi566+183535+175535+175403(Top 1%)377(Top 2%)377(Top 7%)
15K9.32 mi3.11 mi464+102438+97438+97307(Top 1%)285(Top 2%)285(Top 5%)
20K12.43 mi3.11 mi406+58380+58380+58272(Top 0.9%)253(Top 2%)253(Top 4%)
HALF13.11 mi0.68 mi386+20361+19361+19204(Top 0.7%)186(Top 1%)186(Top 3%)
25K15.53 mi2.42 mi347+39324+37324+37224(Top 0.8%)206(Top 1%)206(Top 4%)
30K18.64 mi3.11 mi351-4330-6330-6416(Top 1%)396(Top 2%)396(Top 7%)
20M20.00 mi1.36 mi371-20350-20350-20662(Top 2%)633(Top 4%)633(Top 11%)
21M21.00 mi1.00 mi382-11361-11361-11859(Top 3%)825(Top 5%)825(Top 14%)
35K21.75 mi0.75 mi387-5366-5366-5854(Top 3%)816(Top 5%)816(Top 14%)
23M23.00 mi1.25 mi389-2368-2368-2703(Top 2%)671(Top 4%)671(Top 12%)
24M24.00 mi1.00 mi400-11379-11379-111091(Top 4%)1040(Top 6%)1040(Top 18%)
40K24.85 mi0.85 mi406-6384-5384-51181(Top 4%)1125(Top 7%)1125(Top 20%)
25.2M25.20 mi0.35 mi411-5389-5389-51649(Top 6%)1538(Top 9%)1538(Top 27%)
FINISH26.22 mi1.02 mi427-16405-16405-161511(Top 5%)1422(Top 9%)1422(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
Γ—21
+97ft-345ft

Overall

307

Males

285

M18-39

285

5K→10K

3.1 - 6.2 mi

Top 1%
Γ—5
+79ft-138ft

Overall

403

Males

377

M18-39

377

10K→15K

6.2 - 9.3 mi

Top 1%
Γ—3
+67ft-78ft

Overall

307

Males

285

M18-39

285

15K→20K

9.3 - 12.4 mi

Top 0.9%
Γ—5
+106ft-86ft

Overall

272

Males

253

M18-39

253

20K→HALF

12.4 - 13.1 mi

Top 0.7%
Γ—2
+19ft-37ft

Overall

204

Males

186

M18-39

186

HALF→25K

13.1 - 15.5 mi

Top 0.8%
Γ—4
+66ft-88ft

Overall

224

Males

206

M18-39

206

25K→30K

15.5 - 18.6 mi

Top 1%
Γ—9
+181ft-148ft

Overall

416

Males

396

M18-39

396

30K→20M

18.6 - 20.0 mi

Top 2%
Γ—5
+64ft-50ft

Overall

662

Males

633

M18-39

633

20M→21M

20.0 - 21.0 mi

Top 3%
Γ—8
+106ft-24ft

Overall

859

Males

825

M18-39

825

21M→35K

21.0 - 21.8 mi

Top 3%
Γ—7
+17ft-86ft

Overall

854

Males

816

M18-39

816

35K→23M

21.8 - 23.0 mi

Top 2%
Γ—5
+23ft-63ft

Overall

703

Males

671

M18-39

671

23M→24M

23.0 - 24.0 mi

Top 4%
Γ—6
+12ft-82ft

Overall

1091

Males

1040

M18-39

1040

24M→40K

24.0 - 24.9 mi

Top 4%
Γ—1
+6ft-20ft

Overall

1181

Males

1125

M18-39

1125

40K→25.2M

24.9 - 25.2 mi

Top 6%
Γ—1
+13ft-16ft

Overall

1649

Males

1538

M18-39

1538

25.2M→FINISH

25.2 - 26.2 mi

Top 5%
Γ—2
+22ft-21ft

Overall

1511

Males

1422

M18-39

1422

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
458
Passed By
136
Net Change
+322
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#749
5K β†’ 10K1885+183#749#566
10K β†’ 15K1020+102#566#464
15K β†’ 20K591+58#464#406
20K β†’ HALF200+20#406#386
HALF β†’ 25K412+39#386#347
25K β†’ 30K1418-4#347#351
30K β†’ 20M727-20#351#371
20M β†’ 21M516-11#371#382
21M β†’ 35K49-5#382#387
35K β†’ 23M1113-2#387#389
23M β†’ 24M112-11#389#400
24M β†’ 40K410-6#400#406
40K β†’ 25.2M16-5#406#411
25.2M β†’ FINISH117-16#411#427
TOTALS458136+322
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

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