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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Daniel Jacobson

Bib: 4638 •M •Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 12%
Gender (Male)
#0 / 16340
Top 20%
Age Group (M18-39)
#0 / 5723
Top 44%
Race Day Weather
51°/41°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
20:25
3.11 mi
Rank: #4754
Start → 5K
20:25 | 6:35/mi
10K
40:25
6.21 mi
Rank: #4220 (+534)
5K → 10K
20:00 | 6:27/mi
15K
1:00:32
9.32 mi
Rank: #4118 (+102)
10K → 15K
20:07 | 6:29/mi
20K
1:20:52
12.43 mi
Rank: #4099 (+19)
15K → 20K
20:20 | 6:33/mi
HALF
1:25:15
13.11 mi
Rank: #4093 (+6)
20K → HALF
4:23 | 6:26/mi
25K
1:40:58
15.53 mi
Rank: #3937 (+156)
HALF → 25K
15:43 | 6:29/mi
30K
2:01:29
18.64 mi
Rank: #3737 (+200)
25K → 30K
20:31 | 6:37/mi
20M
2:10:35
20.00 mi
Rank: #3667 (+70)
30K → 20M
9:06 | 6:42/mi
21M
2:17:39
21.00 mi
Rank: #3646 (+21)
20M → 21M
7:04 | 7:04/mi
35K
2:22:31
21.75 mi
Rank: #3624 (+22)
21M → 35K
4:52 | 6:31/mi
23M
2:30:46
23.00 mi
Rank: #3544 (+80)
35K → 23M
8:15 | 6:36/mi
24M
2:37:17
24.00 mi
Rank: #3502 (+42)
23M → 24M
6:31 | 6:31/mi
40K
2:42:59
24.85 mi
Rank: #3459 (+43)
24M → 40K
5:42 | 6:40/mi
25.2M
2:45:25
25.20 mi
Rank: #3429 (+30)
40K → 25.2M
2:26 | 7:04/mi
FINISH
2:51:56
26.22 mi
Rank: #3381 (+48)
25.2M → FINISH
6:31 | 6:24/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:25:15
Pace6:31 /mi
2nd Half
Distance13.11 mi
Time1:26:41
Pace6:37 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:4720:256:3520:25
6:35
-
10K
6.21 mi10:42:4740:256:3120:00
6:27
-0:08
15K
9.32 mi11:02:541:00:326:3020:07
6:29
+0:02
20K
12.43 mi11:23:141:20:526:3120:20
6:33
+0:04
HALF
13.11 mi11:27:371:25:156:314:23
6:26
-0:07
25K
15.53 mi11:43:201:40:586:3015:43
6:29
+0:03
30K
18.64 mi12:03:512:01:296:3220:31
6:37
+0:08
20M
20.00 mi12:12:572:10:356:329:06
6:42
+0:05
21M
21.00 mi12:20:012:17:396:347:04
7:04
+0:22
35K
21.75 mi12:24:532:22:316:344:52
6:31
-0:33
23M
23.00 mi12:33:082:30:466:348:15
6:36
+0:05
24M
24.00 mi12:39:392:37:176:346:31
6:31
-0:05
40K
24.85 mi12:45:212:42:596:345:42
6:40
+0:09
25.2M
25.20 mi12:47:472:45:256:342:26
7:04
+0:24
FINISH
26.22 mi12:54:182:51:566:346:31
6:24
-0:40

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈Pace 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

6:24 /mi

Average Pace

6:34 /mi

Slowest Pace

7:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

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

2:42:26

94% of race

Time at Steady Pace

9:30

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:33 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ 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 mi10:22:4720:256:3520:25
6:35
#4754
10K
6.21 mi10:42:4740:256:3120:00
6:27
#4220
15K
9.32 mi11:02:541:00:326:3020:07
6:29
#4118
20K
12.43 mi11:23:141:20:526:3120:20
6:33
#4099
HALF
13.11 mi11:27:371:25:156:314:23
6:26
#4093
25K
15.53 mi11:43:201:40:586:3015:43
6:29
#3937
30K
18.64 mi12:03:512:01:296:3220:31
6:37
#3737
20M
20.00 mi12:12:572:10:356:329:06
6:42
#3667
21M
21.00 mi12:20:012:17:396:347:04
7:04
#3646
35K
21.75 mi12:24:532:22:316:344:52
6:31
#3624
23M
23.00 mi12:33:082:30:466:348:15
6:36
#3544
24M
24.00 mi12:39:392:37:176:346:31
6:31
#3502
40K
24.85 mi12:45:212:42:596:345:42
6:40
#3459
25.2M
25.20 mi12:47:472:45:256:342:26
7:04
#3429
FINISH
26.22 mi12:54:182:51:566:346:31
6:24
#3381
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 mi4754445044504031(Top 14%)3827(Top 23%)3827(Top 67%)
10K6.21 mi3.10 mi4220+5343999+4513999+4513763(Top 13%)3579(Top 22%)3579(Top 63%)
15K9.32 mi3.11 mi4118+1023908+913908+914031(Top 14%)3827(Top 23%)3827(Top 67%)
20K12.43 mi3.11 mi4099+193893+153893+154068(Top 14%)3847(Top 24%)3847(Top 67%)
HALF13.11 mi0.68 mi4093+63886+73886+73895(Top 13%)3693(Top 23%)3693(Top 65%)
25K15.53 mi2.42 mi3937+1563743+1433743+1433343(Top 12%)3188(Top 20%)3188(Top 56%)
30K18.64 mi3.11 mi3737+2003557+1863557+1863136(Top 11%)2970(Top 18%)2970(Top 52%)
20M20.00 mi1.36 mi3667+703487+703487+703452(Top 12%)3214(Top 20%)3214(Top 56%)
21M21.00 mi1.00 mi3646+213463+243463+243811(Top 13%)3457(Top 21%)3457(Top 60%)
35K21.75 mi0.75 mi3624+223438+253438+253589(Top 12%)3299(Top 20%)3299(Top 58%)
23M23.00 mi1.25 mi3544+803360+783360+782869(Top 10%)2663(Top 16%)2663(Top 47%)
24M24.00 mi1.00 mi3502+423322+383322+383236(Top 11%)2942(Top 18%)2942(Top 51%)
40K24.85 mi0.85 mi3459+433276+463276+463385(Top 12%)3046(Top 19%)3046(Top 53%)
25.2M25.20 mi0.35 mi3429+303247+293247+292897(Top 10%)2617(Top 16%)2617(Top 46%)
FINISH26.22 mi1.02 mi3381+483198+493198+493537(Top 12%)3103(Top 19%)3103(Top 54%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21
+97ft-345ft

Overall

4031

Males

3827

M18-39

3827

5K→10K

3.1 - 6.2 mi

Top 13%
×5
+79ft-138ft

Overall

3763

Males

3579

M18-39

3579

10K→15K

6.2 - 9.3 mi

Top 14%
×3
+67ft-78ft

Overall

4031

Males

3827

M18-39

3827

15K→20K

9.3 - 12.4 mi

Top 14%
×5
+106ft-86ft

Overall

4068

Males

3847

M18-39

3847

20K→HALF

12.4 - 13.1 mi

Top 13%
×2
+19ft-37ft

Overall

3895

Males

3693

M18-39

3693

HALF→25K

13.1 - 15.5 mi

Top 12%
×4
+66ft-88ft

Overall

3343

Males

3188

M18-39

3188

25K→30K

15.5 - 18.6 mi

Top 11%
×9
+181ft-148ft

Overall

3136

Males

2970

M18-39

2970

30K→20M

18.6 - 20.0 mi

Top 12%
×5
+64ft-50ft

Overall

3452

Males

3214

M18-39

3214

20M→21M

20.0 - 21.0 mi

Top 13%
×8
+106ft-24ft

Overall

3811

Males

3457

M18-39

3457

21M→35K

21.0 - 21.8 mi

Top 12%
×7
+17ft-86ft

Overall

3589

Males

3299

M18-39

3299

35K→23M

21.8 - 23.0 mi

Top 10%
×5
+23ft-63ft

Overall

2869

Males

2663

M18-39

2663

23M→24M

23.0 - 24.0 mi

Top 11%
×6
+12ft-82ft

Overall

3236

Males

2942

M18-39

2942

24M→40K

24.0 - 24.9 mi

Top 12%
×1
+6ft-20ft

Overall

3385

Males

3046

M18-39

3046

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1
+13ft-16ft

Overall

2897

Males

2617

M18-39

2617

25.2M→FINISH

25.2 - 26.2 mi

Top 12%
×2
+22ft-21ft

Overall

3537

Males

3103

M18-39

3103

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1719*
Passed By
346
Net Change
+1373
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4754
5K → 10K544*10+534#4754#4220
10K → 15K16361+102#4220#4118
15K → 20K9879+19#4118#4099
20K → HALF1812+6#4099#4093
HALF → 25K1659+156#4093#3937
25K → 30K220*20+200#3937#3737
30K → 20M9121+70#3737#3667
20M → 21M5332+21#3667#3646
21M → 35K3513+22#3646#3624
35K → 23M9515+80#3624#3544
23M → 24M6422+42#3544#3502
24M → 40K6421+43#3502#3459
40K → 25.2M355+30#3459#3429
25.2M → FINISH7426+48#3429#3381
TOTALS1719*346+1373

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race 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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