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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Christopher Jakobson

Bib: 4953 •M •Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 22%
Gender (Male)
#0 / 16340
Top 35%
Age Group (M18-39)
#0 / 5723
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
20:31
3.11 mi
Rank: #5027
Start → 5K
20:31 | 6:37/mi
10K
41:01
6.21 mi
Rank: #4986 (+41)
5K → 10K
20:30 | 6:36/mi
15K
1:01:32
9.32 mi
Rank: #4972 (+14)
10K → 15K
20:31 | 6:37/mi
20K
1:22:20
12.43 mi
Rank: #4988 (-16)
15K → 20K
20:48 | 6:42/mi
HALF
1:26:54
13.11 mi
Rank: #5026 (-38)
20K → HALF
4:34 | 6:42/mi
25K
1:43:20
15.53 mi
Rank: #5062 (-36)
HALF → 25K
16:26 | 6:47/mi
30K
2:05:36
18.64 mi
Rank: #5431 (-369)
25K → 30K
22:16 | 7:11/mi
20M
2:15:22
20.00 mi
Rank: #5555 (-124)
30K → 20M
9:46 | 7:12/mi
21M
2:22:57
21.00 mi
Rank: #5639 (-84)
20M → 21M
7:35 | 7:35/mi
35K
2:28:10
21.75 mi
Rank: #5656 (-17)
21M → 35K
5:13 | 6:59/mi
23M
2:37:21
23.00 mi
Rank: #5814 (-158)
35K → 23M
9:11 | 7:21/mi
24M
2:45:00
24.00 mi
Rank: #6088 (-274)
23M → 24M
7:39 | 7:39/mi
40K
2:51:40
24.85 mi
Rank: #6258 (-170)
24M → 40K
6:40 | 7:48/mi
25.2M
2:54:40
25.20 mi
Rank: #6330 (-72)
40K → 25.2M
3:00 | 8:42/mi
FINISH
3:02:36
26.22 mi
Rank: #6490 (-160)
25.2M → FINISH
7:56 | 7:48/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:26:54
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:35:42
Pace7:18 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5320:316:3720:31
6:37
-
10K
6.21 mi10:43:2341:016:3720:30
6:36
-0:01
15K
9.32 mi11:03:541:01:326:3720:31
6:37
+0:01
20K
12.43 mi11:24:421:22:206:3820:48
6:42
+0:05
HALF
13.11 mi11:29:161:26:546:384:34
6:42
0:00
25K
15.53 mi11:45:421:43:206:4016:26
6:47
+0:05
30K
18.64 mi12:07:582:05:366:4522:16
7:11
+0:24
20M
20.00 mi12:17:442:15:226:479:46
7:12
+0:01
21M
21.00 mi12:25:192:22:576:497:35
7:35
+0:23
35K
21.75 mi12:30:322:28:106:495:13
6:59
-0:36
23M
23.00 mi12:39:432:37:216:519:11
7:21
+0:22
24M
24.00 mi12:47:222:45:006:537:39
7:39
+0:18
40K
24.85 mi12:54:022:51:406:556:40
7:48
+0:09
25.2M
25.20 mi12:57:022:54:406:563:00
8:42
+0:54
FINISH
26.22 mi13:04:583:02:366:597:56
7:48
-0:54

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

6:36 /mi

Average Pace

6:58 /mi

Slowest Pace

8:42 /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

1:43:20

57% of race

Time at Steady Pace

46:26

25% of race

Time at Slower Pace

32:50

18% of race

Average Pace: 6:58 /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 mi10:22:5320:316:3720:31
6:37
#5027
10K
6.21 mi10:43:2341:016:3720:30
6:36
#4986
15K
9.32 mi11:03:541:01:326:3720:31
6:37
#4972
20K
12.43 mi11:24:421:22:206:3820:48
6:42
#4988
HALF
13.11 mi11:29:161:26:546:384:34
6:42
#5026
25K
15.53 mi11:45:421:43:206:4016:26
6:47
#5062
30K
18.64 mi12:07:582:05:366:4522:16
7:11
#5431
20M
20.00 mi12:17:442:15:226:479:46
7:12
#5555
21M
21.00 mi12:25:192:22:576:497:35
7:35
#5639
35K
21.75 mi12:30:322:28:106:495:13
6:59
#5656
23M
23.00 mi12:39:432:37:216:519:11
7:21
#5814
24M
24.00 mi12:47:222:45:006:537:39
7:39
#6088
40K
24.85 mi12:54:022:51:406:556:40
7:48
#6258
25.2M
25.20 mi12:57:022:54:406:563:00
8:42
#6330
FINISH
26.22 mi13:04:583:02:366:597:56
7:48
#6490
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 mi5027469146914969(Top 17%)4632(Top 28%)4632(Top 81%)
10K6.21 mi3.10 mi4986+414658+334658+335013(Top 17%)4675(Top 29%)4675(Top 82%)
15K9.32 mi3.11 mi4972+144648+104648+104969(Top 17%)4632(Top 28%)4632(Top 81%)
20K12.43 mi3.11 mi4988-164653-54653-55159(Top 18%)4768(Top 29%)4768(Top 83%)
HALF13.11 mi0.68 mi5026-384689-364689-366158(Top 21%)5545(Top 34%)5545(Top 97%)
25K15.53 mi2.42 mi5062-364707-184707-185578(Top 19%)5056(Top 31%)5056(Top 88%)
30K18.64 mi3.11 mi5431-3694990-2834990-2837162(Top 25%)6095(Top 37%)6095(Top 107%)
20M20.00 mi1.36 mi5555-1245069-795069-796866(Top 24%)5816(Top 36%)5816(Top 102%)
21M21.00 mi1.00 mi5639-845124-555124-557006(Top 24%)5776(Top 35%)5776(Top 101%)
35K21.75 mi0.75 mi5656-175126-25126-26849(Top 24%)5706(Top 35%)5706(Top 100%)
23M23.00 mi1.25 mi5814-1585231-1055231-1057693(Top 27%)6167(Top 38%)6167(Top 108%)
24M24.00 mi1.00 mi6088-2745435-2045435-20411152(Top 38%)7845(Top 48%)7845(Top 137%)
40K24.85 mi0.85 mi6258-1705553-1185553-11810948(Top 38%)7659(Top 47%)7659(Top 134%)
25.2M25.20 mi0.35 mi6330-725603-505603-5012753(Top 44%)8439(Top 52%)8439(Top 147%)
FINISH26.22 mi1.02 mi6490-1605698-955698-9513613(Top 47%)8826(Top 54%)8826(Top 154%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21
+97ft-345ft

Overall

4969

Males

4632

M18-39

4632

5K→10K

3.1 - 6.2 mi

Top 17%
×5
+79ft-138ft

Overall

5013

Males

4675

M18-39

4675

10K→15K

6.2 - 9.3 mi

Top 17%
×3
+67ft-78ft

Overall

4969

Males

4632

M18-39

4632

15K→20K

9.3 - 12.4 mi

Top 18%
×5
+106ft-86ft

Overall

5159

Males

4768

M18-39

4768

20K→HALF

12.4 - 13.1 mi

Top 21%
×2
+19ft-37ft

Overall

6158

Males

5545

M18-39

5545

HALF→25K

13.1 - 15.5 mi

Top 19%
×4
+66ft-88ft

Overall

5578

Males

5056

M18-39

5056

25K→30K

15.5 - 18.6 mi

Top 25%
×9
+181ft-148ft

Overall

7162

Males

6095

M18-39

6095

30K→20M

18.6 - 20.0 mi

Top 24%
×5
+64ft-50ft

Overall

6866

Males

5816

M18-39

5816

20M→21M

20.0 - 21.0 mi

Top 24%
×8
+106ft-24ft

Overall

7006

Males

5776

M18-39

5776

21M→35K

21.0 - 21.8 mi

Top 24%
×7
+17ft-86ft

Overall

6849

Males

5706

M18-39

5706

35K→23M

21.8 - 23.0 mi

Top 27%
×5
+23ft-63ft

Overall

7693

Males

6167

M18-39

6167

23M→24M

23.0 - 24.0 mi

Top 38%
×6
+12ft-82ft

Overall

11152

Males

7845

M18-39

7845

24M→40K

24.0 - 24.9 mi

Top 38%
×1
+6ft-20ft

Overall

10948

Males

7659

M18-39

7659

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1
+13ft-16ft

Overall

12753

Males

8439

M18-39

8439

25.2M→FINISH

25.2 - 26.2 mi

Top 47%
×2
+22ft-21ft

Overall

13613

Males

8826

M18-39

8826

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
768
Passed By
1915
Net Change
-1463
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5027
5K → 10K198157+41#5027#4986
10K → 15K10995+14#4986#4972
15K → 20K96112-16#4972#4988
20K → HALF846-38#4988#5026
HALF → 25K79115-36#5026#5062
25K → 30K51200-369#5062#5431
30K → 20M35159-124#5431#5555
20M → 21M42126-84#5555#5639
21M → 35K4057-17#5639#5656
35K → 23M45200-158#5656#5814
23M → 24M19200-274#5814#6088
24M → 40K25195-170#6088#6258
40K → 25.2M678-72#6258#6330
25.2M → FINISH15175-160#6330#6490
TOTALS7681915-1463
📊

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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