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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Seth Bywater

Bib: 3663 β€’M β€’Age: N/A

NY

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 9%
Gender (Male)
#0 / 16340
Top 15%
Age Group (M18-39)
#0 / 5723
Top 36%
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
19:10
3.11 mi
Rank: #1950
Start β†’ 5K
19:10 | 6:11/mi
10K
37:52
6.21 mi
Rank: #1668 (+282)
5K β†’ 10K
18:42 | 6:02/mi
15K
56:25
9.32 mi
Rank: #1511 (+157)
10K β†’ 15K
18:33 | 5:59/mi
20K
1:15:30
12.43 mi
Rank: #1579 (-68)
15K β†’ 20K
19:05 | 6:09/mi
HALF
1:19:42
13.11 mi
Rank: #1609 (-30)
20K β†’ HALF
4:12 | 6:10/mi
25K
1:34:46
15.53 mi
Rank: #1650 (-41)
HALF β†’ 25K
15:04 | 6:13/mi
30K
1:54:37
18.64 mi
Rank: #1667 (-17)
25K β†’ 30K
19:51 | 6:24/mi
20M
2:03:36
20.00 mi
Rank: #1719 (-52)
30K β†’ 20M
8:59 | 6:37/mi
21M
2:10:48
21.00 mi
Rank: #1812 (-93)
20M β†’ 21M
7:12 | 7:12/mi
35K
2:15:47
21.75 mi
Rank: #1876 (-64)
21M β†’ 35K
4:59 | 6:40/mi
23M
2:24:52
23.00 mi
Rank: #2085 (-209)
35K β†’ 23M
9:05 | 7:16/mi
24M
2:32:25
24.00 mi
Rank: #2329 (-244)
23M β†’ 24M
7:33 | 7:33/mi
40K
2:38:54
24.85 mi
Rank: #2512 (-183)
24M β†’ 40K
6:29 | 7:35/mi
25.2M
2:41:39
25.20 mi
Rank: #2576 (-64)
40K β†’ 25.2M
2:45 | 7:59/mi
FINISH
2:48:20
26.22 mi
Rank: #2618 (-42)
25.2M β†’ FINISH
6:41 | 6:34/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:19:42
Pace6:05 /mi
2nd Half
Distance13.11 mi
Time1:28:38
Pace6:46 /mi
πŸ“ŠPositive Split: 11.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3619:106:1119:10
6:11
-
10K
6.21 mi10:39:1837:526:0618:42
6:02
-0:09
15K
9.32 mi10:57:5156:256:0418:33
5:59
-0:03
20K
12.43 mi11:16:561:15:306:0519:05
6:09
+0:10
HALF
13.11 mi11:21:081:19:426:054:12
6:10
+0:01
25K
15.53 mi11:36:121:34:466:0715:04
6:13
+0:03
30K
18.64 mi11:56:031:54:376:0919:51
6:24
+0:11
20M
20.00 mi12:05:022:03:366:118:59
6:37
+0:13
21M
21.00 mi12:12:142:10:486:147:12
7:12
+0:35
35K
21.75 mi12:17:132:15:476:154:59
6:40
-0:32
23M
23.00 mi12:26:182:24:526:189:05
7:16
+0:36
24M
24.00 mi12:33:512:32:256:227:33
7:33
+0:17
40K
24.85 mi12:40:202:38:546:246:29
7:35
+0:02
25.2M
25.20 mi12:43:052:41:396:252:45
7:59
+0:24
FINISH
26.22 mi12:49:462:48:206:266:41
6:34
-1:25

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

5:59 /mi

Average Pace

6:25 /mi

Slowest Pace

7:59 /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

1:34:46

56% of race

Time at Steady Pace

40:30

24% of race

Time at Slower Pace

33:04

20% of race

Average Pace: 6:25 /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 mi10:20:3619:106:1119:10
6:11
#1950
10K
6.21 mi10:39:1837:526:0618:42
6:02
#1668
15K
9.32 mi10:57:5156:256:0418:33
5:59
#1511
20K
12.43 mi11:16:561:15:306:0519:05
6:09
#1579
HALF
13.11 mi11:21:081:19:426:054:12
6:10
#1609
25K
15.53 mi11:36:121:34:466:0715:04
6:13
#1650
30K
18.64 mi11:56:031:54:376:0919:51
6:24
#1667
20M
20.00 mi12:05:022:03:366:118:59
6:37
#1719
21M
21.00 mi12:12:142:10:486:147:12
7:12
#1812
35K
21.75 mi12:17:132:15:476:154:59
6:40
#1876
23M
23.00 mi12:26:182:24:526:189:05
7:16
#2085
24M
24.00 mi12:33:512:32:256:227:33
7:33
#2329
40K
24.85 mi12:40:202:38:546:246:29
7:35
#2512
25.2M
25.20 mi12:43:052:41:396:252:45
7:59
#2576
FINISH
26.22 mi12:49:462:48:206:266:41
6:34
#2618
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 mi1950188018801227(Top 4%)1180(Top 7%)1180(Top 21%)
10K6.21 mi3.10 mi1668+2821603+2771603+2771429(Top 5%)1376(Top 8%)1376(Top 24%)
15K9.32 mi3.11 mi1511+1571454+1491454+1491227(Top 4%)1180(Top 7%)1180(Top 21%)
20K12.43 mi3.11 mi1579-681518-641518-641764(Top 6%)1700(Top 10%)1700(Top 30%)
HALF13.11 mi0.68 mi1609-301548-301548-302265(Top 8%)2186(Top 13%)2186(Top 38%)
25K15.53 mi2.42 mi1650-411588-401588-401905(Top 7%)1837(Top 11%)1837(Top 32%)
30K18.64 mi3.11 mi1667-171604-161604-162057(Top 7%)1974(Top 12%)1974(Top 34%)
20M20.00 mi1.36 mi1719-521656-521656-522982(Top 10%)2803(Top 17%)2803(Top 49%)
21M21.00 mi1.00 mi1812-931746-901746-904579(Top 16%)4066(Top 25%)4066(Top 71%)
35K21.75 mi0.75 mi1876-641807-611807-614596(Top 16%)4090(Top 25%)4090(Top 71%)
23M23.00 mi1.25 mi2085-2092007-2002007-2007130(Top 25%)5824(Top 36%)5824(Top 102%)
24M24.00 mi1.00 mi2329-2442236-2292236-22910396(Top 36%)7482(Top 46%)7482(Top 131%)
40K24.85 mi0.85 mi2512-1832412-1762412-1769381(Top 32%)6872(Top 42%)6872(Top 120%)
25.2M25.20 mi0.35 mi2576-642472-602472-608067(Top 28%)6102(Top 37%)6102(Top 107%)
FINISH26.22 mi1.02 mi2618-422511-392511-394474(Top 15%)3806(Top 23%)3806(Top 67%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
Γ—21
+97ft-345ft

Overall

1227

Males

1180

M18-39

1180

5K→10K

3.1 - 6.2 mi

Top 5%
Γ—5
+79ft-138ft

Overall

1429

Males

1376

M18-39

1376

10K→15K

6.2 - 9.3 mi

Top 4%
Γ—3
+67ft-78ft

Overall

1227

Males

1180

M18-39

1180

15K→20K

9.3 - 12.4 mi

Top 6%
Γ—5
+106ft-86ft

Overall

1764

Males

1700

M18-39

1700

20K→HALF

12.4 - 13.1 mi

Top 8%
Γ—2
+19ft-37ft

Overall

2265

Males

2186

M18-39

2186

HALF→25K

13.1 - 15.5 mi

Top 7%
Γ—4
+66ft-88ft

Overall

1905

Males

1837

M18-39

1837

25K→30K

15.5 - 18.6 mi

Top 7%
Γ—9
+181ft-148ft

Overall

2057

Males

1974

M18-39

1974

30K→20M

18.6 - 20.0 mi

Top 10%
Γ—5
+64ft-50ft

Overall

2982

Males

2803

M18-39

2803

20M→21M

20.0 - 21.0 mi

Top 16%
Γ—8
+106ft-24ft

Overall

4579

Males

4066

M18-39

4066

21M→35K

21.0 - 21.8 mi

Top 16%
Γ—7
+17ft-86ft

Overall

4596

Males

4090

M18-39

4090

35K→23M

21.8 - 23.0 mi

Top 25%
Γ—5
+23ft-63ft

Overall

7130

Males

5824

M18-39

5824

23M→24M

23.0 - 24.0 mi

Top 36%
Γ—6
+12ft-82ft

Overall

10396

Males

7482

M18-39

7482

24M→40K

24.0 - 24.9 mi

Top 32%
Γ—1
+6ft-20ft

Overall

9381

Males

6872

M18-39

6872

40K→25.2M

24.9 - 25.2 mi

Top 28%
Γ—1
+13ft-16ft

Overall

8067

Males

6102

M18-39

6102

25.2M→FINISH

25.2 - 26.2 mi

Top 15%
Γ—2
+22ft-21ft

Overall

4474

Males

3806

M18-39

3806

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
643*
Passed By
1245
Net Change
-668
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#1950
5K β†’ 10K290*8+282#1950#1668
10K β†’ 15K1647+157#1668#1511
15K β†’ 20K2997-68#1511#1579
20K β†’ HALF030-30#1579#1609
HALF β†’ 25K2768-41#1609#1650
25K β†’ 30K5875-17#1650#1667
30K β†’ 20M1365-52#1667#1719
20M β†’ 21M9102-93#1719#1812
21M β†’ 35K1074-64#1812#1876
35K β†’ 23M5200-209#1876#2085
23M β†’ 24M8200-244#2085#2329
24M β†’ 40K7190-183#2329#2512
40K β†’ 25.2M468-64#2512#2576
25.2M β†’ FINISH1961-42#2576#2618
TOTALS643*1245-668

* 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

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