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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Emerson Jacobson

Bib: 30116 •M •Age: N/A

DC

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 50%
Gender (Male)
#0 / 16340
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
24:42
3.11 mi
Rank: #16545
Start → 5K
24:42 | 7:58/mi
10K
48:32
6.21 mi
Rank: #15577 (+968)
5K → 10K
23:50 | 7:41/mi
15K
1:12:33
9.32 mi
Rank: #15290 (+287)
10K → 15K
24:01 | 7:44/mi
20K
1:37:04
12.43 mi
Rank: #15262 (+28)
15K → 20K
24:31 | 7:54/mi
HALF
1:42:08
13.11 mi
Rank: #15108 (+154)
20K → HALF
5:04 | 7:26/mi
25K
2:00:56
15.53 mi
Rank: #14807 (+301)
HALF → 25K
18:48 | 7:46/mi
30K
2:25:29
18.64 mi
Rank: #14388 (+419)
25K → 30K
24:33 | 7:55/mi
20M
2:36:38
20.00 mi
Rank: #14362 (+26)
30K → 20M
11:09 | 8:13/mi
21M
2:45:31
21.00 mi
Rank: #14387 (-25)
20M → 21M
8:53 | 8:53/mi
35K
2:51:24
21.75 mi
Rank: #14334 (+53)
21M → 35K
5:53 | 7:52/mi
23M
3:01:47
23.00 mi
Rank: #14342 (-8)
35K → 23M
10:23 | 8:18/mi
24M
3:09:55
24.00 mi
Rank: #14352 (-10)
23M → 24M
8:08 | 8:08/mi
40K
3:17:16
24.85 mi
Rank: #14445 (-93)
24M → 40K
7:21 | 8:36/mi
25.2M
3:20:17
25.20 mi
Rank: #14411 (+34)
40K → 25.2M
3:01 | 8:45/mi
FINISH
3:28:21
26.22 mi
Rank: #14436 (-25)
25.2M → FINISH
8:04 | 7:55/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:08
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:46:13
Pace8:07 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3224:427:5824:42
7:58
-
10K
6.21 mi12:12:2248:327:4923:50
7:41
-0:17
15K
9.32 mi12:36:231:12:337:4824:01
7:44
+0:03
20K
12.43 mi13:00:541:37:047:4924:31
7:54
+0:10
HALF
13.11 mi13:05:581:42:087:485:04
7:26
-0:28
25K
15.53 mi13:24:462:00:567:4818:48
7:46
+0:20
30K
18.64 mi13:49:192:25:297:4924:33
7:55
+0:09
20M
20.00 mi14:00:282:36:387:5011:09
8:13
+0:18
21M
21.00 mi14:09:212:45:317:538:53
8:53
+0:40
35K
21.75 mi14:15:142:51:247:535:53
7:52
-1:01
23M
23.00 mi14:25:373:01:477:5510:23
8:18
+0:26
24M
24.00 mi14:33:453:09:557:558:08
8:08
-0:10
40K
24.85 mi14:41:063:17:167:577:21
8:36
+0:28
25.2M
25.20 mi14:44:073:20:177:573:01
8:45
+0:09
FINISH
26.22 mi14:52:113:28:217:588:04
7:55
-0:50

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

7:26 /mi

Average Pace

7:57 /mi

Slowest Pace

8:53 /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

2:47:34

80% of race

Time at Steady Pace

31:54

15% of race

Time at Slower Pace

8:53

4% of race

Average Pace: 7:57 /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 mi11:48:3224:427:5824:42
7:58
#16545
10K
6.21 mi12:12:2248:327:4923:50
7:41
#15577
15K
9.32 mi12:36:231:12:337:4824:01
7:44
#15290
20K
12.43 mi13:00:541:37:047:4924:31
7:54
#15262
HALF
13.11 mi13:05:581:42:087:485:04
7:26
#15108
25K
15.53 mi13:24:462:00:567:4818:48
7:46
#14807
30K
18.64 mi13:49:192:25:297:4924:33
7:55
#14388
20M
20.00 mi14:00:282:36:387:5011:09
8:13
#14362
21M
21.00 mi14:09:212:45:317:538:53
8:53
#14387
35K
21.75 mi14:15:142:51:247:535:53
7:52
#14334
23M
23.00 mi14:25:373:01:477:5510:23
8:18
#14342
24M
24.00 mi14:33:453:09:557:558:08
8:08
#14352
40K
24.85 mi14:41:063:17:167:577:21
8:36
#14445
25.2M
25.20 mi14:44:073:20:177:573:01
8:45
#14411
FINISH
26.22 mi14:52:113:28:217:588:04
7:55
#14436
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 mi16545108201082014762(Top 51%)10101(Top 62%)10101(Top 176%)
10K6.21 mi3.10 mi15577+96810440+38010440+38014486(Top 50%)10032(Top 61%)10032(Top 175%)
15K9.32 mi3.11 mi15290+28710311+12910311+12914762(Top 51%)10101(Top 62%)10101(Top 176%)
20K12.43 mi3.11 mi15262+2810290+2110290+2115223(Top 52%)10227(Top 63%)10227(Top 179%)
HALF13.11 mi0.68 mi15108+15410236+5410236+5412401(Top 43%)9125(Top 56%)9125(Top 159%)
25K15.53 mi2.42 mi14807+30110110+12610110+12613435(Top 46%)9410(Top 58%)9410(Top 164%)
30K18.64 mi3.11 mi14388+4199898+2129898+21212758(Top 44%)8999(Top 55%)8999(Top 157%)
20M20.00 mi1.36 mi14362+269866+329866+3214305(Top 49%)9600(Top 59%)9600(Top 168%)
21M21.00 mi1.00 mi14387-259866986615438(Top 53%)10000(Top 61%)10000(Top 175%)
35K21.75 mi0.75 mi14334+539820+469820+4613503(Top 47%)9098(Top 56%)9098(Top 159%)
23M23.00 mi1.25 mi14342-89790+309790+3014420(Top 50%)9422(Top 58%)9422(Top 165%)
24M24.00 mi1.00 mi14352-109766+249766+2414619(Top 50%)9433(Top 58%)9433(Top 165%)
40K24.85 mi0.85 mi14445-939783-179783-1716240(Top 56%)10063(Top 62%)10063(Top 176%)
25.2M25.20 mi0.35 mi14411+349756+279756+2713167(Top 45%)8675(Top 53%)8675(Top 152%)
FINISH26.22 mi1.02 mi14436-259752+49752+414585(Top 50%)9312(Top 57%)9312(Top 163%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21
+97ft-345ft

Overall

14762

Males

10101

M18-39

10101

5K→10K

3.1 - 6.2 mi

Top 50%
×5
+79ft-138ft

Overall

14486

Males

10032

M18-39

10032

10K→15K

6.2 - 9.3 mi

Top 51%
×3
+67ft-78ft

Overall

14762

Males

10101

M18-39

10101

15K→20K

9.3 - 12.4 mi

Top 52%
×5
+106ft-86ft

Overall

15223

Males

10227

M18-39

10227

20K→HALF

12.4 - 13.1 mi

Top 43%
×2
+19ft-37ft

Overall

12401

Males

9125

M18-39

9125

HALF→25K

13.1 - 15.5 mi

Top 46%
×4
+66ft-88ft

Overall

13435

Males

9410

M18-39

9410

25K→30K

15.5 - 18.6 mi

Top 44%
×9
+181ft-148ft

Overall

12758

Males

8999

M18-39

8999

30K→20M

18.6 - 20.0 mi

Top 49%
×5
+64ft-50ft

Overall

14305

Males

9600

M18-39

9600

20M→21M

20.0 - 21.0 mi

Top 53%
×8
+106ft-24ft

Overall

15438

Males

10000

M18-39

10000

21M→35K

21.0 - 21.8 mi

Top 47%
×7
+17ft-86ft

Overall

13503

Males

9098

M18-39

9098

35K→23M

21.8 - 23.0 mi

Top 50%
×5
+23ft-63ft

Overall

14420

Males

9422

M18-39

9422

23M→24M

23.0 - 24.0 mi

Top 50%
×6
+12ft-82ft

Overall

14619

Males

9433

M18-39

9433

24M→40K

24.0 - 24.9 mi

Top 56%
×1
+6ft-20ft

Overall

16240

Males

10063

M18-39

10063

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1
+13ft-16ft

Overall

13167

Males

8675

M18-39

8675

25.2M→FINISH

25.2 - 26.2 mi

Top 50%
×2
+22ft-21ft

Overall

14585

Males

9312

M18-39

9312

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3107*
Passed By
998
Net Change
+2109
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16545
5K → 10K1014*46+968#16545#15577
10K → 15K378*91+287#15577#15290
15K → 20K191163+28#15290#15262
20K → HALF1540+154#15262#15108
HALF → 25K324*23+301#15108#14807
25K → 30K451*32+419#14807#14388
30K → 20M10781+26#14388#14362
20M → 21M93118-25#14362#14387
21M → 35K8229+53#14387#14334
35K → 23M99107-8#14334#14342
23M → 24M6474-10#14342#14352
24M → 40K41134-93#14352#14445
40K → 25.2M4713+34#14445#14411
25.2M → FINISH6287-25#14411#14436
TOTALS3107*998+2109

* 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

Activity Data

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