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BOSTON MARATHON 2026

Carsten Lautz

Bib: 14311•M

Masters
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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 38%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 40%
Age Group (M55-59)
#0 / 1491
Top 23%
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· 3.11 mi
22:07
Rank: #9487
Start → 5K
22:07 | 7:08/mi
10K· 6.21 mi
44:36
Rank: #9997 (-510)
5K → 10K
22:29 | 7:15/mi
15K· 9.32 mi
1:07:22
Rank: #10405 (-408)
10K → 15K
22:46 | 7:20/mi
20K· 12.43 mi
1:30:46
Rank: #10854 (-449)
15K → 20K
23:24 | 7:32/mi
HALF· 13.11 mi
1:35:51
Rank: #10948 (-94)
20K → HALF
5:05 | 7:28/mi
25K· 15.53 mi
1:54:33
Rank: #11318 (-370)
HALF → 25K
18:42 | 7:43/mi
30K· 18.64 mi
2:19:11
Rank: #11601 (-283)
25K → 30K
24:38 | 7:56/mi
20M
2:29:58
Rank: #11628 (-27)
30K → 20M
10:47 | 7:57/mi
21M
2:38:10
Rank: #11579 (+49)
20M → 21M
8:12 | 8:12/mi
35K· 21.75 mi
2:43:42
Rank: #11487 (+92)
21M → 35K
5:32 | 7:24/mi
23M
2:53:09
Rank: #11291 (+196)
35K → 23M
9:27 | 7:34/mi
24M
3:00:29
Rank: #11157 (+134)
23M → 24M
7:20 | 7:20/mi
40K· 24.85 mi
3:06:54
Rank: #11025 (+132)
24M → 40K
6:25 | 7:31/mi
25.2M
3:09:41
Rank: #10962 (+63)
40K → 25.2M
2:47 | 8:05/mi
FINISH· 26.22 mi
3:17:04
Rank: #10882 (+80)
25.2M → FINISH
7:23 | 7:15/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
Time1:35:51
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:41:13
Pace7:44 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:5522:077:0822:07
7:08
-
10K
6.21 mi11:14:2444:367:1122:29
7:15
+0:07
15K
9.32 mi11:37:101:07:227:1422:46
7:20
+0:05
20K
12.43 mi12:00:341:30:467:1923:24
7:32
+0:12
HALF
13.11 mi12:05:391:35:517:195:05
7:28
-0:04
25K
15.53 mi12:24:211:54:337:2318:42
7:43
+0:15
30K
18.64 mi12:48:592:19:117:2824:38
7:56
+0:13
20M
20.00 mi12:59:462:29:587:3010:47
7:57
+0:01
21M
21.00 mi13:07:582:38:107:328:12
8:12
+0:15
35K
21.75 mi13:13:302:43:427:325:32
7:24
-0:48
23M
23.00 mi13:22:572:53:097:329:27
7:34
+0:10
24M
24.00 mi13:30:173:00:297:327:20
7:20
-0:14
40K
24.85 mi13:36:423:06:547:326:25
7:31
+0:11
25.2M
25.20 mi13:39:293:09:417:322:47
8:05
+0:34
FINISH
26.22 mi13:46:523:17:047:327:23
7:15
-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

7:08 /mi

Average Pace

7:31 /mi

Slowest Pace

8:12 /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

2:30:40

76% of race

Time at Steady Pace

46:24

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:31 /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 mi10:51:5522:077:0822:07
7:08
#9487
10K
6.21 mi11:14:2444:367:1122:29
7:15
#9997
15K
9.32 mi11:37:101:07:227:1422:46
7:20
#10405
20K
12.43 mi12:00:341:30:467:1923:24
7:32
#10854
HALF
13.11 mi12:05:391:35:517:195:05
7:28
#10948
25K
15.53 mi12:24:211:54:337:2318:42
7:43
#11318
30K
18.64 mi12:48:592:19:117:2824:38
7:56
#11601
20M
20.00 mi12:59:462:29:587:3010:47
7:57
#11628
21M
21.00 mi13:07:582:38:107:328:12
8:12
#11579
35K
21.75 mi13:13:302:43:427:325:32
7:24
#11487
23M
23.00 mi13:22:572:53:097:329:27
7:34
#11291
24M
24.00 mi13:30:173:00:297:327:20
7:20
#11157
40K
24.85 mi13:36:423:06:547:326:25
7:31
#11025
25.2M
25.20 mi13:39:293:09:417:322:47
8:05
#10962
FINISH
26.22 mi13:46:523:17:047:327:23
7:15
#10882
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi94877828782811302(Top 39%)8627(Top 53%)8627(Top 579%)
10K6.21 mi3.10 mi9997-5108068-2408068-24010576(Top 36%)8348(Top 51%)8348(Top 560%)
15K9.32 mi3.11 mi10405-4088254-1868254-18611302(Top 39%)8627(Top 53%)8627(Top 579%)
20K12.43 mi3.11 mi10854-4498424-1708424-17012240(Top 42%)8951(Top 55%)8951(Top 600%)
HALF13.11 mi0.68 mi10948-948464-408464-4012559(Top 43%)9153(Top 56%)9153(Top 614%)
25K15.53 mi2.42 mi11318-3708619-1558619-15513108(Top 45%)9260(Top 57%)9260(Top 621%)
30K18.64 mi3.11 mi11601-2838702-838702-8312950(Top 45%)9084(Top 56%)9084(Top 609%)
20M20.00 mi1.36 mi11628-278701+18701+112351(Top 43%)8715(Top 53%)8715(Top 585%)
21M21.00 mi1.00 mi11579+498662+398662+3911166(Top 38%)8059(Top 49%)8059(Top 541%)
35K21.75 mi0.75 mi11487+928606+568606+5610044(Top 35%)7502(Top 46%)7502(Top 503%)
23M23.00 mi1.25 mi11291+1968472+1348472+1349228(Top 32%)7002(Top 43%)7002(Top 470%)
24M24.00 mi1.00 mi11157+1348382+908382+908842(Top 30%)6718(Top 41%)6718(Top 451%)
40K24.85 mi0.85 mi11025+1328291+918291+918875(Top 31%)6642(Top 41%)6642(Top 445%)
25.2M25.20 mi0.35 mi10962+638252+398252+398776(Top 30%)6512(Top 40%)6512(Top 437%)
FINISH26.22 mi1.02 mi10882+808192+608192+609459(Top 33%)6843(Top 42%)6843(Top 459%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

11302

Males

8627

M55-59

8627

5K→10K

3.1 - 6.2 mi

Top 36%
×5stories
+79ft-138ft

Overall

10576

Males

8348

M55-59

8348

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

11302

Males

8627

M55-59

8627

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

12240

Males

8951

M55-59

8951

20K→HALF

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

12559

Males

9153

M55-59

9153

HALF→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

13108

Males

9260

M55-59

9260

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

12950

Males

9084

M55-59

9084

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

12351

Males

8715

M55-59

8715

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

11166

Males

8059

M55-59

8059

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

10044

Males

7502

M55-59

7502

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

9228

Males

7002

M55-59

7002

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

8842

Males

6718

M55-59

6718

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8875

Males

6642

M55-59

6642

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8776

Males

6512

M55-59

6512

25.2M→FINISH

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9459

Males

6843

M55-59

6843

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1384
Passed By
2778
Net Change
-1395
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9487
5K → 10K83593-510#9487#9997
10K → 15K58465-408#9997#10405
15K → 20K62511-449#10405#10854
20K → HALF15109-94#10854#10948
HALF → 25K57427-370#10948#11318
25K → 30K110393-283#11318#11601
30K → 20M84111-27#11601#11628
20M → 21M10960+49#11628#11579
21M → 35K10816+92#11579#11487
35K → 23M21923+196#11487#11291
23M → 24M15319+134#11291#11157
24M → 40K14311+132#11157#11025
40K → 25.2M685+63#11025#10962
25.2M → FINISH11535+80#10962#10882
TOTALS13842778-1395
📊

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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing