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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jacob Lehmann Duke

Bib: 239 •M •Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 0.3%
Gender (Male)
#0 / 16340
Top 0.5%
Age Group (M18-39)
#0 / 5723
Top 1%
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
17:06
3.11 mi
Rank: #240
Start → 5K
17:06 | 5:31/mi
10K
34:11
6.21 mi
Rank: #233 (+7)
5K → 10K
17:05 | 5:30/mi
15K
51:09
9.32 mi
Rank: #200 (+33)
10K → 15K
16:58 | 5:28/mi
20K
1:08:09
12.43 mi
Rank: #188 (+12)
15K → 20K
17:00 | 5:29/mi
HALF
1:11:47
13.11 mi
Rank: #179 (+9)
20K → HALF
3:38 | 5:20/mi
25K
1:24:28
15.53 mi
Rank: #144 (+35)
HALF → 25K
12:41 | 5:14/mi
30K
1:41:28
18.64 mi
Rank: #125 (+19)
25K → 30K
17:00 | 5:29/mi
20M
1:48:49
20.00 mi
Rank: #118 (+7)
30K → 20M
7:21 | 5:25/mi
21M
1:54:20
21.00 mi
Rank: #109 (+9)
20M → 21M
5:31 | 5:31/mi
35K
1:58:17
21.75 mi
Rank: #109
21M → 35K
3:57 | 5:17/mi
23M
2:05:00
23.00 mi
Rank: #101 (+8)
35K → 23M
6:43 | 5:23/mi
24M
2:10:12
24.00 mi
Rank: #96 (+5)
23M → 24M
5:12 | 5:12/mi
40K
2:14:39
24.85 mi
Rank: #91 (+5)
24M → 40K
4:27 | 5:13/mi
25.2M
2:16:35
25.20 mi
Rank: #89 (+2)
40K → 25.2M
1:56 | 5:37/mi
FINISH
2:21:37
26.22 mi
Rank: #86 (+3)
25.2M → FINISH
5:02 | 4:57/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:11:47
Pace5:29 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:09:50
Pace5:20 /mi
📊Negative Split: 2.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:1217:065:3117:06
5:31
-
10K
6.21 mi10:34:1734:115:3117:05
5:30
-0:01
15K
9.32 mi10:51:1551:095:3016:58
5:28
-0:02
20K
12.43 mi11:08:151:08:095:3017:00
5:29
+0:01
HALF
13.11 mi11:11:531:11:475:293:38
5:20
-0:09
25K
15.53 mi11:24:341:24:285:2712:41
5:14
-0:06
30K
18.64 mi11:41:341:41:285:2717:00
5:29
+0:15
20M
20.00 mi11:48:551:48:495:277:21
5:25
-0:04
21M
21.00 mi11:54:261:54:205:275:31
5:31
+0:06
35K
21.75 mi11:58:231:58:175:273:57
5:17
-0:14
23M
23.00 mi12:05:062:05:005:276:43
5:23
+0:06
24M
24.00 mi12:10:182:10:125:265:12
5:12
-0:11
40K
24.85 mi12:14:452:14:395:264:27
5:13
+0:01
25.2M
25.20 mi12:16:412:16:355:261:56
5:37
+0:24
FINISH
26.22 mi12:21:432:21:375:255:02
4:57
-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

4:57 /mi

Average Pace

5:24 /mi

Slowest Pace

5:37 /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

49:01

35% of race

Time at Steady Pace

1:32:36

65% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:24 /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 mi10:17:1217:065:3117:06
5:31
#240
10K
6.21 mi10:34:1734:115:3117:05
5:30
#233
15K
9.32 mi10:51:1551:095:3016:58
5:28
#200
20K
12.43 mi11:08:151:08:095:3017:00
5:29
#188
HALF
13.11 mi11:11:531:11:475:293:38
5:20
#179
25K
15.53 mi11:24:341:24:285:2712:41
5:14
#144
30K
18.64 mi11:41:341:41:285:2717:00
5:29
#125
20M
20.00 mi11:48:551:48:495:277:21
5:25
#118
21M
21.00 mi11:54:261:54:205:275:31
5:31
#109
35K
21.75 mi11:58:231:58:175:273:57
5:17
#109
23M
23.00 mi12:05:062:05:005:276:43
5:23
#101
24M
24.00 mi12:10:182:10:125:265:12
5:12
#96
40K
24.85 mi12:14:452:14:395:264:27
5:13
#91
25.2M
25.20 mi12:16:412:16:355:261:56
5:37
#89
FINISH
26.22 mi12:21:432:21:375:255:02
4:57
#86
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 mi240218218154(Top 0.5%)152(Top 0.9%)152(Top 3%)
10K6.21 mi3.10 mi233+7212+6212+6215(Top 0.7%)196(Top 1%)196(Top 3%)
15K9.32 mi3.11 mi200+33181+31181+31154(Top 0.5%)152(Top 0.9%)152(Top 3%)
20K12.43 mi3.11 mi188+12170+11170+11146(Top 0.5%)129(Top 0.8%)129(Top 2%)
HALF13.11 mi0.68 mi179+9161+9161+9101(Top 0.3%)101(Top 0.6%)101(Top 2%)
25K15.53 mi2.42 mi144+35127+34127+3460(Top 0.2%)60(Top 0.4%)60(Top 1%)
30K18.64 mi3.11 mi125+19113+14113+1491(Top 0.3%)82(Top 0.5%)82(Top 1%)
20M20.00 mi1.36 mi118+7109+4109+478(Top 0.3%)69(Top 0.4%)69(Top 1%)
21M21.00 mi1.00 mi109+9100+9100+954(Top 0.2%)48(Top 0.3%)48(Top 0.8%)
35K21.75 mi0.75 mi10910010097(Top 0.3%)85(Top 0.5%)85(Top 1%)
23M23.00 mi1.25 mi101+893+793+769(Top 0.2%)62(Top 0.4%)62(Top 1%)
24M24.00 mi1.00 mi96+588+588+559(Top 0.2%)53(Top 0.3%)53(Top 0.9%)
40K24.85 mi0.85 mi91+584+484+445(Top 0.2%)39(Top 0.2%)39(Top 0.7%)
25.2M25.20 mi0.35 mi89+282+282+244(Top 0.2%)39(Top 0.2%)39(Top 0.7%)
FINISH26.22 mi1.02 mi86+380+280+237(Top 0.1%)35(Top 0.2%)35(Top 0.6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.5%
×21
+97ft-345ft

Overall

154

Males

152

M18-39

152

5K→10K

3.1 - 6.2 mi

Top 0.7%
×5
+79ft-138ft

Overall

215

Males

196

M18-39

196

10K→15K

6.2 - 9.3 mi

Top 0.5%
×3
+67ft-78ft

Overall

154

Males

152

M18-39

152

15K→20K

9.3 - 12.4 mi

Top 0.5%
×5
+106ft-86ft

Overall

146

Males

129

M18-39

129

20K→HALF

12.4 - 13.1 mi

Top 0.3%
×2
+19ft-37ft

Overall

101

Males

101

M18-39

101

HALF→25K

13.1 - 15.5 mi

Top 0.2%
×4
+66ft-88ft

Overall

60

Males

60

M18-39

60

25K→30K

15.5 - 18.6 mi

Top 0.3%
×9
+181ft-148ft

Overall

91

Males

82

M18-39

82

30K→20M

18.6 - 20.0 mi

Top 0.3%
×5
+64ft-50ft

Overall

78

Males

69

M18-39

69

20M→21M

20.0 - 21.0 mi

Top 0.2%
×8
+106ft-24ft

Overall

54

Males

48

M18-39

48

21M→35K

21.0 - 21.8 mi

Top 0.3%
×7
+17ft-86ft

Overall

97

Males

85

M18-39

85

35K→23M

21.8 - 23.0 mi

Top 0.2%
×5
+23ft-63ft

Overall

69

Males

62

M18-39

62

23M→24M

23.0 - 24.0 mi

Top 0.2%
×6
+12ft-82ft

Overall

59

Males

53

M18-39

53

24M→40K

24.0 - 24.9 mi

Top 0.2%
×1
+6ft-20ft

Overall

45

Males

39

M18-39

39

40K→25.2M

24.9 - 25.2 mi

Top 0.2%
×1
+13ft-16ft

Overall

44

Males

39

M18-39

39

25.2M→FINISH

25.2 - 26.2 mi

Top 0.1%
×2
+22ft-21ft

Overall

37

Males

35

M18-39

35

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
167
Passed By
13
Net Change
+154
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#240
5K → 10K169+7#240#233
10K → 15K363+33#233#200
15K → 20K131+12#200#188
20K → HALF90+9#188#179
HALF → 25K350+35#179#144
25K → 30K190+19#144#125
30K → 20M70+7#125#118
20M → 21M90+9#118#109
21M → 35K000#109#109
35K → 23M80+8#109#101
23M → 24M50+5#101#96
24M → 40K50+5#96#91
40K → 25.2M20+2#91#89
25.2M → FINISH30+3#89#86
TOTALS16713+154
📊

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

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OTQ

Olympic Trials Qualifying analysis available

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