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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jon Beiersdorf

Bib: 3772 β€’M β€’Age: N/A

OR

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 10%
Gender (Male)
#0 / 16340
Top 18%
Age Group (M18-39)
#0 / 5723
Top 40%
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
19:28
3.11 mi
Rank: #2475
Start β†’ 5K
19:28 | 6:16/mi
10K
38:57
6.21 mi
Rank: #2559 (-84)
5K β†’ 10K
19:29 | 6:17/mi
15K
58:16
9.32 mi
Rank: #2475 (+84)
10K β†’ 15K
19:19 | 6:14/mi
20K
1:17:34
12.43 mi
Rank: #2344 (+131)
15K β†’ 20K
19:18 | 6:13/mi
HALF
1:21:47
13.11 mi
Rank: #2338 (+6)
20K β†’ HALF
4:13 | 6:12/mi
25K
1:37:43
15.53 mi
Rank: #2551 (-213)
HALF β†’ 25K
15:56 | 6:35/mi
30K
1:58:03
18.64 mi
Rank: #2575 (-24)
25K β†’ 30K
20:20 | 6:33/mi
20M
2:07:09
20.00 mi
Rank: #2621 (-46)
30K β†’ 20M
9:06 | 6:42/mi
21M
2:14:13
21.00 mi
Rank: #2683 (-62)
20M β†’ 21M
7:04 | 7:04/mi
35K
2:19:14
21.75 mi
Rank: #2734 (-51)
21M β†’ 35K
5:01 | 6:43/mi
23M
2:28:03
23.00 mi
Rank: #2844 (-110)
35K β†’ 23M
8:49 | 7:03/mi
24M
2:35:03
24.00 mi
Rank: #2945 (-101)
23M β†’ 24M
7:00 | 7:00/mi
40K
2:40:59
24.85 mi
Rank: #2992 (-47)
24M β†’ 40K
5:56 | 6:57/mi
25.2M
2:43:30
25.20 mi
Rank: #2987 (+5)
40K β†’ 25.2M
2:31 | 7:18/mi
FINISH
2:50:07
26.22 mi
Rank: #3012 (-25)
25.2M β†’ FINISH
6:37 | 6:30/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:21:47
Pace6:15 /mi
2nd Half
Distance13.11 mi
Time1:28:20
Pace6:45 /mi
πŸ“ŠPositive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:4919:286:1619:28
6:16
-
10K
6.21 mi10:41:1838:576:1719:29
6:17
+0:01
15K
9.32 mi11:00:3758:166:1619:19
6:14
-0:03
20K
12.43 mi11:19:551:17:346:1519:18
6:13
-0:01
HALF
13.11 mi11:24:081:21:476:154:13
6:12
-0:01
25K
15.53 mi11:40:041:37:436:1815:56
6:35
+0:23
30K
18.64 mi12:00:241:58:036:2020:20
6:33
-0:02
20M
20.00 mi12:09:302:07:096:229:06
6:42
+0:09
21M
21.00 mi12:16:342:14:136:247:04
7:04
+0:22
35K
21.75 mi12:21:352:19:146:255:01
6:43
-0:21
23M
23.00 mi12:30:242:28:036:278:49
7:03
+0:20
24M
24.00 mi12:37:242:35:036:287:00
7:00
-0:03
40K
24.85 mi12:43:202:40:596:295:56
6:57
-0:03
25.2M
25.20 mi12:45:512:43:306:302:31
7:18
+0:21
FINISH
26.22 mi12:52:282:50:076:306:37
6:30
-0:48

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

6:12 /mi

Average Pace

6:30 /mi

Slowest Pace

7:18 /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

2:18:47

82% of race

Time at Steady Pace

31:20

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:29 /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 mi10:21:4919:286:1619:28
6:16
#2475
10K
6.21 mi10:41:1838:576:1719:29
6:17
#2559
15K
9.32 mi11:00:3758:166:1619:19
6:14
#2475
20K
12.43 mi11:19:551:17:346:1519:18
6:13
#2344
HALF
13.11 mi11:24:081:21:476:154:13
6:12
#2338
25K
15.53 mi11:40:041:37:436:1815:56
6:35
#2551
30K
18.64 mi12:00:241:58:036:2020:20
6:33
#2575
20M
20.00 mi12:09:302:07:096:229:06
6:42
#2621
21M
21.00 mi12:16:342:14:136:247:04
7:04
#2683
35K
21.75 mi12:21:352:19:146:255:01
6:43
#2734
23M
23.00 mi12:30:242:28:036:278:49
7:03
#2844
24M
24.00 mi12:37:242:35:036:287:00
7:00
#2945
40K
24.85 mi12:43:202:40:596:295:56
6:57
#2992
25.2M
25.20 mi12:45:512:43:306:302:31
7:18
#2987
FINISH
26.22 mi12:52:282:50:076:306:37
6:30
#3012
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 mi2475237823782391(Top 8%)2304(Top 14%)2304(Top 40%)
10K6.21 mi3.10 mi2559-842462-842462-842660(Top 9%)2561(Top 16%)2561(Top 45%)
15K9.32 mi3.11 mi2475+842382+802382+802391(Top 8%)2304(Top 14%)2304(Top 40%)
20K12.43 mi3.11 mi2344+1312263+1192263+1192089(Top 7%)2015(Top 12%)2015(Top 35%)
HALF13.11 mi0.68 mi2338+62259+42259+42417(Top 8%)2328(Top 14%)2328(Top 41%)
25K15.53 mi2.42 mi2551-2132458-1992458-1993894(Top 13%)3667(Top 22%)3667(Top 64%)
30K18.64 mi3.11 mi2575-242476-182476-182816(Top 10%)2686(Top 16%)2686(Top 47%)
20M20.00 mi1.36 mi2621-462518-422518-423439(Top 12%)3201(Top 20%)3201(Top 56%)
21M21.00 mi1.00 mi2683-622577-592577-593803(Top 13%)3449(Top 21%)3449(Top 60%)
35K21.75 mi0.75 mi2734-512624-472624-474917(Top 17%)4344(Top 27%)4344(Top 76%)
23M23.00 mi1.25 mi2844-1102725-1012725-1015713(Top 20%)4898(Top 30%)4898(Top 86%)
24M24.00 mi1.00 mi2945-1012817-922817-926424(Top 22%)5305(Top 32%)5305(Top 93%)
40K24.85 mi0.85 mi2992-472856-392856-395088(Top 18%)4332(Top 27%)4332(Top 76%)
25.2M25.20 mi0.35 mi2987+52851+52851+54009(Top 14%)3466(Top 21%)3466(Top 61%)
FINISH26.22 mi1.02 mi3012-252871-202871-204056(Top 14%)3503(Top 21%)3503(Top 61%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
Γ—21
+97ft-345ft

Overall

2391

Males

2304

M18-39

2304

5K→10K

3.1 - 6.2 mi

Top 9%
Γ—5
+79ft-138ft

Overall

2660

Males

2561

M18-39

2561

10K→15K

6.2 - 9.3 mi

Top 8%
Γ—3
+67ft-78ft

Overall

2391

Males

2304

M18-39

2304

15K→20K

9.3 - 12.4 mi

Top 7%
Γ—5
+106ft-86ft

Overall

2089

Males

2015

M18-39

2015

20K→HALF

12.4 - 13.1 mi

Top 8%
Γ—2
+19ft-37ft

Overall

2417

Males

2328

M18-39

2328

HALF→25K

13.1 - 15.5 mi

Top 13%
Γ—4
+66ft-88ft

Overall

3894

Males

3667

M18-39

3667

25K→30K

15.5 - 18.6 mi

Top 10%
Γ—9
+181ft-148ft

Overall

2816

Males

2686

M18-39

2686

30K→20M

18.6 - 20.0 mi

Top 12%
Γ—5
+64ft-50ft

Overall

3439

Males

3201

M18-39

3201

20M→21M

20.0 - 21.0 mi

Top 13%
Γ—8
+106ft-24ft

Overall

3803

Males

3449

M18-39

3449

21M→35K

21.0 - 21.8 mi

Top 17%
Γ—7
+17ft-86ft

Overall

4917

Males

4344

M18-39

4344

35K→23M

21.8 - 23.0 mi

Top 20%
Γ—5
+23ft-63ft

Overall

5713

Males

4898

M18-39

4898

23M→24M

23.0 - 24.0 mi

Top 22%
Γ—6
+12ft-82ft

Overall

6424

Males

5305

M18-39

5305

24M→40K

24.0 - 24.9 mi

Top 18%
Γ—1
+6ft-20ft

Overall

5088

Males

4332

M18-39

4332

40K→25.2M

24.9 - 25.2 mi

Top 14%
Γ—1
+13ft-16ft

Overall

4009

Males

3466

M18-39

3466

25.2M→FINISH

25.2 - 26.2 mi

Top 14%
Γ—2
+22ft-21ft

Overall

4056

Males

3503

M18-39

3503

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
602
Passed By
1107
Net Change
-537
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#2475
5K β†’ 10K58142-84#2475#2559
10K β†’ 15K11430+84#2559#2475
15K β†’ 20K1398+131#2475#2344
20K β†’ HALF148+6#2344#2338
HALF β†’ 25K19200-213#2338#2551
25K β†’ 30K76100-24#2551#2575
30K β†’ 20M2975-46#2575#2621
20M β†’ 21M2789-62#2621#2683
21M β†’ 35K1364-51#2683#2734
35K β†’ 23M23133-110#2734#2844
23M β†’ 24M16117-101#2844#2945
24M β†’ 40K2875-47#2945#2992
40K β†’ 25.2M1712+5#2992#2987
25.2M β†’ FINISH2954-25#2987#3012
TOTALS6021107-537
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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