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BOSTON MARATHON 2026

Marc Lenburg

Bib: 27777β€’M

MA

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M55-59)
#0 / 1491
Race Day Weather
51Β°/41Β°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
33:16
3.11 mi
Rank: #27539
Start β†’ 5K
33:16 | 10:43/mi
10K
1:06:46
6.21 mi
Rank: #27469 (+70)
5K β†’ 10K
33:30 | 10:47/mi
15K
1:41:56
9.32 mi
Rank: #27619 (-150)
10K β†’ 15K
35:10 | 11:20/mi
20K
2:18:23
12.43 mi
Rank: #27697 (-78)
15K β†’ 20K
36:27 | 11:44/mi
HALF
2:26:11
13.11 mi
Rank: #27712 (-15)
20K β†’ HALF
7:48 | 11:27/mi
25K
2:54:55
15.53 mi
Rank: #27639 (+73)
HALF β†’ 25K
28:44 | 11:51/mi
30K
3:33:24
18.64 mi
Rank: #27575 (+64)
25K β†’ 30K
38:29 | 12:24/mi
20M
3:49:56
20.00 mi
Rank: #27513 (+62)
30K β†’ 20M
16:32 | 12:11/mi
21M
4:02:51
21.00 mi
Rank: #27460 (+53)
20M β†’ 21M
12:55 | 12:55/mi
35K
4:12:07
21.75 mi
Rank: #27473 (-13)
21M β†’ 35K
9:16 | 12:24/mi
23M
4:28:15
23.00 mi
Rank: #27484 (-11)
35K β†’ 23M
16:08 | 12:54/mi
24M
4:40:47
24.00 mi
Rank: #27480 (+4)
23M β†’ 24M
12:32 | 12:32/mi
40K
4:51:39
24.85 mi
Rank: #27454 (+26)
24M β†’ 40K
10:52 | 12:43/mi
25.2M
4:56:30
25.20 mi
Rank: #27454
40K β†’ 25.2M
4:51 | 14:04/mi
FINISH
5:08:59
26.22 mi
Rank: #27468 (-14)
25.2M β†’ FINISH
12:29 | 12:15/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
Time2:26:11
Pace11:10 /mi
2nd Half
Distance13.11 mi
Time2:42:48
Pace12:26 /mi
πŸ“ŠPositive Split: 11.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:1233:1610:4333:16
10:43
-
10K
6.21 mi12:30:421:06:4610:4533:30
10:47
+0:04
15K
9.32 mi13:05:521:41:5610:5735:10
11:20
+0:33
20K
12.43 mi13:42:192:18:2311:0936:27
11:44
+0:24
HALF
13.11 mi13:50:072:26:1111:107:48
11:27
-0:17
25K
15.53 mi14:18:512:54:5511:1628:44
11:51
+0:24
30K
18.64 mi14:57:203:33:2411:2738:29
12:24
+0:33
20M
20.00 mi15:13:523:49:5611:3016:32
12:11
-0:13
21M
21.00 mi15:26:474:02:5111:3412:55
12:55
+0:44
35K
21.75 mi15:36:034:12:0711:369:16
12:24
-0:31
23M
23.00 mi15:52:114:28:1511:4016:08
12:54
+0:30
24M
24.00 mi16:04:434:40:4711:4212:32
12:32
-0:22
40K
24.85 mi16:15:354:51:3911:4510:52
12:43
+0:11
25.2M
25.20 mi16:20:264:56:3011:464:51
14:04
+1:21
FINISH
26.22 mi16:32:555:08:5911:4812:29
12:15
-1:49

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

10:43 /mi

Average Pace

11:48 /mi

Slowest Pace

14:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:26:11

47% of race

Time at Steady Pace

1:58:02

38% of race

Time at Slower Pace

44:46

14% of race

Average Pace: 11:47 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:57:1233:1610:4333:16
10:43
#27539
10K
6.21 mi12:30:421:06:4610:4533:30
10:47
#27469
15K
9.32 mi13:05:521:41:5610:5735:10
11:20
#27619
20K
12.43 mi13:42:192:18:2311:0936:27
11:44
#27697
HALF
13.11 mi13:50:072:26:1111:107:48
11:27
#27712
25K
15.53 mi14:18:512:54:5511:1628:44
11:51
#27639
30K
18.64 mi14:57:203:33:2411:2738:29
12:24
#27575
20M
20.00 mi15:13:523:49:5611:3016:32
12:11
#27513
21M
21.00 mi15:26:474:02:5111:3412:55
12:55
#27460
35K
21.75 mi15:36:034:12:0711:369:16
12:24
#27473
23M
23.00 mi15:52:114:28:1511:4016:08
12:54
#27484
24M
24.00 mi16:04:434:40:4711:4212:32
12:32
#27480
40K
24.85 mi16:15:354:51:3911:4510:52
12:43
#27454
25.2M
25.20 mi16:20:264:56:3011:464:51
14:04
#27454
FINISH
26.22 mi16:32:555:08:5911:4812:29
12:15
#27468
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 mi27539158511585127785(Top 96%)15906(Top 97%)15906(Top 1067%)
10K6.21 mi3.10 mi27469+7015810+4115810+4127384(Top 94%)15758(Top 96%)15758(Top 1057%)
15K9.32 mi3.11 mi27619-15015853-4315853-4327785(Top 96%)15906(Top 97%)15906(Top 1067%)
20K12.43 mi3.11 mi27697-7815882-2915882-2927763(Top 96%)15890(Top 97%)15890(Top 1066%)
HALF13.11 mi0.68 mi27712-1515881+115881+127811(Top 96%)15869(Top 97%)15869(Top 1064%)
25K15.53 mi2.42 mi27639+7315850+3115850+3127374(Top 94%)15688(Top 96%)15688(Top 1052%)
30K18.64 mi3.11 mi27575+6415797+5315797+5327198(Top 94%)15534(Top 95%)15534(Top 1042%)
20M20.00 mi1.36 mi27513+6215772+2515772+2526612(Top 92%)15206(Top 93%)15206(Top 1020%)
21M21.00 mi1.00 mi27460+5315734+3815734+3826265(Top 91%)15019(Top 92%)15019(Top 1007%)
35K21.75 mi0.75 mi27473-13157341573427143(Top 94%)15412(Top 94%)15412(Top 1034%)
23M23.00 mi1.25 mi27484-1115731+315731+327205(Top 94%)15423(Top 94%)15423(Top 1034%)
24M24.00 mi1.00 mi27480+415717+1415717+1427211(Top 94%)15391(Top 94%)15391(Top 1032%)
40K24.85 mi0.85 mi27454+2615705+1215705+1226760(Top 92%)15141(Top 93%)15141(Top 1015%)
25.2M25.20 mi0.35 mi2745415703+215703+227267(Top 94%)15402(Top 94%)15402(Top 1033%)
FINISH26.22 mi1.02 mi27468-1415699+415699+427689(Top 95%)15625(Top 96%)15625(Top 1048%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
Γ—21
+97ft-345ft

Overall

27785

Males

15906

M55-59

15906

5K→10K

3.1 - 6.2 mi

Top 94%
Γ—5
+79ft-138ft

Overall

27384

Males

15758

M55-59

15758

10K→15K

6.2 - 9.3 mi

Top 96%
Γ—3
+67ft-78ft

Overall

27785

Males

15906

M55-59

15906

15K→20K

9.3 - 12.4 mi

Top 96%
Γ—5
+106ft-86ft

Overall

27763

Males

15890

M55-59

15890

20K→HALF

12.4 - 13.1 mi

Top 96%
Γ—2
+19ft-37ft

Overall

27811

Males

15869

M55-59

15869

HALF→25K

13.1 - 15.5 mi

Top 94%
Γ—4
+66ft-88ft

Overall

27374

Males

15688

M55-59

15688

25K→30K

15.5 - 18.6 mi

Top 94%
Γ—9
+181ft-148ft

Overall

27198

Males

15534

M55-59

15534

30K→20M

18.6 - 20.0 mi

Top 92%
Γ—5
+64ft-50ft

Overall

26612

Males

15206

M55-59

15206

20M→21M

20.0 - 21.0 mi

Top 91%
Γ—8
+106ft-24ft

Overall

26265

Males

15019

M55-59

15019

21M→35K

21.0 - 21.8 mi

Top 94%
Γ—7
+17ft-86ft

Overall

27143

Males

15412

M55-59

15412

35K→23M

21.8 - 23.0 mi

Top 94%
Γ—5
+23ft-63ft

Overall

27205

Males

15423

M55-59

15423

23M→24M

23.0 - 24.0 mi

Top 94%
Γ—6
+12ft-82ft

Overall

27211

Males

15391

M55-59

15391

24M→40K

24.0 - 24.9 mi

Top 92%
Γ—1
+6ft-20ft

Overall

26760

Males

15141

M55-59

15141

40K→25.2M

24.9 - 25.2 mi

Top 94%
Γ—1
+13ft-16ft

Overall

27267

Males

15402

M55-59

15402

25.2M→FINISH

25.2 - 26.2 mi

Top 95%
Γ—2
+22ft-21ft

Overall

27689

Males

15625

M55-59

15625

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
823
Passed By
752
Net Change
+71
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#27539
5K β†’ 10K195125+70#27539#27469
10K β†’ 15K72222-150#27469#27619
15K β†’ 20K58136-78#27619#27697
20K β†’ HALF1530-15#27697#27712
HALF β†’ 25K10734+73#27712#27639
25K β†’ 30K10945+64#27639#27575
30K β†’ 20M7311+62#27575#27513
20M β†’ 21M6310+53#27513#27460
21M β†’ 35K1528-13#27460#27473
35K β†’ 23M2536-11#27473#27484
23M β†’ 24M3026+4#27484#27480
24M β†’ 40K359+26#27480#27454
40K β†’ 25.2M770#27454#27454
25.2M β†’ FINISH1933-14#27454#27468
TOTALS823752+71
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing