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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Thomas Lemmens

Bib: 8395 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 25%
Gender (Male)
#0 / 16340
Top 38%
Masters (Masters Men)
#0 / 10617
Top 25%
Age Group (M40-44)
#0 / 2198
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
20:54
3.11 mi
Rank: #6158
Start → 5K
20:54 | 6:44/mi
10K
42:37
6.21 mi
Rank: #7442 (-1284)
5K → 10K
21:43 | 7:00/mi
15K
1:04:21
9.32 mi
Rank: #7845 (-403)
10K → 15K
21:44 | 7:00/mi
20K
1:26:03
12.43 mi
Rank: #7777 (+68)
15K → 20K
21:42 | 7:00/mi
HALF
1:30:45
13.11 mi
Rank: #7794 (-17)
20K → HALF
4:42 | 6:54/mi
25K
1:47:42
15.53 mi
Rank: #7657 (+137)
HALF → 25K
16:57 | 7:00/mi
30K
2:10:05
18.64 mi
Rank: #7561 (+96)
25K → 30K
22:23 | 7:13/mi
20M
2:19:55
20.00 mi
Rank: #7480 (+81)
30K → 20M
9:50 | 7:15/mi
21M
2:27:29
21.00 mi
Rank: #7400 (+80)
20M → 21M
7:34 | 7:34/mi
35K
2:32:56
21.75 mi
Rank: #7422 (-22)
21M → 35K
5:27 | 7:18/mi
23M
2:42:09
23.00 mi
Rank: #7389 (+33)
35K → 23M
9:13 | 7:22/mi
24M
2:49:25
24.00 mi
Rank: #7368 (+21)
23M → 24M
7:16 | 7:16/mi
40K
2:55:41
24.85 mi
Rank: #7324 (+44)
24M → 40K
6:16 | 7:20/mi
25.2M
2:58:25
25.20 mi
Rank: #7304 (+20)
40K → 25.2M
2:44 | 7:56/mi
FINISH
3:05:44
26.22 mi
Rank: #7320 (-16)
25.2M → FINISH
7:19 | 7:11/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:30:45
Pace6:56 /mi
2nd Half
Distance13.11 mi
Time1:34:59
Pace7:15 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:36:0320:546:4420:54
6:44
-
10K
6.21 mi10:57:4642:376:5221:43
7:00
+0:16
15K
9.32 mi11:19:301:04:216:5521:44
7:00
0:00
20K
12.43 mi11:41:121:26:036:5621:42
7:00
0:00
HALF
13.11 mi11:45:541:30:456:564:42
6:54
-0:06
25K
15.53 mi12:02:511:47:426:5616:57
7:00
+0:06
30K
18.64 mi12:25:142:10:056:5922:23
7:13
+0:13
20M
20.00 mi12:35:042:19:557:009:50
7:15
+0:02
21M
21.00 mi12:42:382:27:297:027:34
7:34
+0:19
35K
21.75 mi12:48:052:32:567:025:27
7:18
-0:16
23M
23.00 mi12:57:182:42:097:049:13
7:22
+0:04
24M
24.00 mi13:04:342:49:257:047:16
7:16
-0:06
40K
24.85 mi13:10:502:55:417:056:16
7:20
+0:04
25.2M
25.20 mi13:13:342:58:257:052:44
7:56
+0:36
FINISH
26.22 mi13:20:533:05:447:067:19
7:11
-0:45

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

6:44 /mi

Average Pace

7:05 /mi

Slowest Pace

7:56 /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

2:55:26

94% of race

Time at Steady Pace

10:18

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:05 /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 mi10:36:0320:546:4420:54
6:44
#6158
10K
6.21 mi10:57:4642:376:5221:43
7:00
#7442
15K
9.32 mi11:19:301:04:216:5521:44
7:00
#7845
20K
12.43 mi11:41:121:26:036:5621:42
7:00
#7777
HALF
13.11 mi11:45:541:30:456:564:42
6:54
#7794
25K
15.53 mi12:02:511:47:426:5616:57
7:00
#7657
30K
18.64 mi12:25:142:10:056:5922:23
7:13
#7561
20M
20.00 mi12:35:042:19:557:009:50
7:15
#7480
21M
21.00 mi12:42:382:27:297:027:34
7:34
#7400
35K
21.75 mi12:48:052:32:567:025:27
7:18
#7422
23M
23.00 mi12:57:182:42:097:049:13
7:22
#7389
24M
24.00 mi13:04:342:49:257:047:16
7:16
#7368
40K
24.85 mi13:10:502:55:417:056:16
7:20
#7324
25.2M
25.20 mi13:13:342:58:257:052:44
7:56
#7304
FINISH
26.22 mi13:20:533:05:447:067:19
7:11
#7320
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6158559655968540(Top 29%)7205(Top 44%)7205(Top 328%)
10K6.21 mi3.10 mi7442-12846513-9176513-9178590(Top 30%)7256(Top 44%)7256(Top 330%)
15K9.32 mi3.11 mi7845-4036778-2656778-2658540(Top 29%)7205(Top 44%)7205(Top 328%)
20K12.43 mi3.11 mi7777+686732+466732+467741(Top 27%)6671(Top 41%)6671(Top 304%)
HALF13.11 mi0.68 mi7794-176740-86740-87863(Top 27%)6751(Top 41%)6751(Top 307%)
25K15.53 mi2.42 mi7657+1376635+1056635+1057325(Top 25%)6333(Top 39%)6333(Top 288%)
30K18.64 mi3.11 mi7561+966550+856550+857421(Top 26%)6265(Top 38%)6265(Top 285%)
20M20.00 mi1.36 mi7480+816482+686482+687227(Top 25%)6048(Top 37%)6048(Top 275%)
21M21.00 mi1.00 mi7400+806410+726410+726914(Top 24%)5724(Top 35%)5724(Top 260%)
35K21.75 mi0.75 mi7422-226413-36413-39133(Top 31%)7011(Top 43%)7011(Top 319%)
23M23.00 mi1.25 mi7389+336376+376376+377867(Top 27%)6266(Top 38%)6266(Top 285%)
24M24.00 mi1.00 mi7368+216330+466330+468304(Top 29%)6411(Top 39%)6411(Top 292%)
40K24.85 mi0.85 mi7324+446272+586272+587631(Top 26%)5966(Top 37%)5966(Top 271%)
25.2M25.20 mi0.35 mi7304+206251+216251+217834(Top 27%)6004(Top 37%)6004(Top 273%)
FINISH26.22 mi1.02 mi7320-166239+126239+128933(Top 31%)6545(Top 40%)6545(Top 298%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21
+97ft-345ft

Overall

8540

Males

7205

M40-44

7205

5K→10K

3.1 - 6.2 mi

Top 30%
×5
+79ft-138ft

Overall

8590

Males

7256

M40-44

7256

10K→15K

6.2 - 9.3 mi

Top 29%
×3
+67ft-78ft

Overall

8540

Males

7205

M40-44

7205

15K→20K

9.3 - 12.4 mi

Top 27%
×5
+106ft-86ft

Overall

7741

Males

6671

M40-44

6671

20K→HALF

12.4 - 13.1 mi

Top 27%
×2
+19ft-37ft

Overall

7863

Males

6751

M40-44

6751

HALF→25K

13.1 - 15.5 mi

Top 25%
×4
+66ft-88ft

Overall

7325

Males

6333

M40-44

6333

25K→30K

15.5 - 18.6 mi

Top 26%
×9
+181ft-148ft

Overall

7421

Males

6265

M40-44

6265

30K→20M

18.6 - 20.0 mi

Top 25%
×5
+64ft-50ft

Overall

7227

Males

6048

M40-44

6048

20M→21M

20.0 - 21.0 mi

Top 24%
×8
+106ft-24ft

Overall

6914

Males

5724

M40-44

5724

21M→35K

21.0 - 21.8 mi

Top 31%
×7
+17ft-86ft

Overall

9133

Males

7011

M40-44

7011

35K→23M

21.8 - 23.0 mi

Top 27%
×5
+23ft-63ft

Overall

7867

Males

6266

M40-44

6266

23M→24M

23.0 - 24.0 mi

Top 29%
×6
+12ft-82ft

Overall

8304

Males

6411

M40-44

6411

24M→40K

24.0 - 24.9 mi

Top 26%
×1
+6ft-20ft

Overall

7631

Males

5966

M40-44

5966

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1
+13ft-16ft

Overall

7834

Males

6004

M40-44

6004

25.2M→FINISH

25.2 - 26.2 mi

Top 31%
×2
+22ft-21ft

Overall

8933

Males

6545

M40-44

6545

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1203
Passed By
1028
Net Change
-1162
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6158
5K → 10K12200-1284#6158#7442
10K → 15K38200-403#7442#7845
15K → 20K172104+68#7845#7777
20K → HALF1936-17#7777#7794
HALF → 25K17841+137#7794#7657
25K → 30K18286+96#7657#7561
30K → 20M10827+81#7561#7480
20M → 21M10727+80#7480#7400
21M → 35K4163-22#7400#7422
35K → 23M9259+33#7422#7389
23M → 24M7554+21#7389#7368
24M → 40K8642+44#7368#7324
40K → 25.2M3616+20#7324#7304
25.2M → FINISH5773-16#7304#7320
TOTALS12031028-1162
📊

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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