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BOSTON MARATHON 2026

Duncan Leaning

Bib: 32993β€’M

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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 (M40-44)
#0 / 2198
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
30:01
3.11 mi
Rank: #24971
Start β†’ 5K
30:01 | 9:40/mi
10K
1:01:59
6.21 mi
Rank: #25840 (-869)
5K β†’ 10K
31:58 | 10:18/mi
15K
1:32:24
9.32 mi
Rank: #25616 (+224)
10K β†’ 15K
30:25 | 9:48/mi
20K
2:03:50
12.43 mi
Rank: #25502 (+114)
15K β†’ 20K
31:26 | 10:08/mi
HALF
2:10:44
13.11 mi
Rank: #25517 (-15)
20K β†’ HALF
6:54 | 10:08/mi
25K
2:40:32
15.53 mi
Rank: #26175 (-658)
HALF β†’ 25K
29:48 | 12:18/mi
30K
3:19:54
18.64 mi
Rank: #26529 (-354)
25K β†’ 30K
39:22 | 12:41/mi
20M
3:37:43
20.00 mi
Rank: #26676 (-147)
30K β†’ 20M
17:49 | 13:08/mi
21M
3:53:58
21.00 mi
Rank: #26913 (-237)
20M β†’ 21M
16:15 | 16:15/mi
35K
4:03:31
21.75 mi
Rank: #26950 (-37)
21M β†’ 35K
9:33 | 12:46/mi
23M
4:21:29
23.00 mi
Rank: #27112 (-162)
35K β†’ 23M
17:58 | 14:22/mi
24M
4:34:16
24.00 mi
Rank: #27142 (-30)
23M β†’ 24M
12:47 | 12:47/mi
40K
4:45:41
24.85 mi
Rank: #27172 (-30)
24M β†’ 40K
11:25 | 13:22/mi
25.2M
4:51:46
25.20 mi
Rank: #27241 (-69)
40K β†’ 25.2M
6:05 | 17:39/mi
FINISH
5:02:20
26.22 mi
Rank: #27195 (+46)
25.2M β†’ FINISH
10:34 | 10:23/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:10:44
Pace9:59 /mi
2nd Half
Distance13.11 mi
Time2:51:36
Pace13:06 /mi
πŸ“ŠPositive Split: 31.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:01:3130:019:4030:01
9:40
-
10K
6.21 mi12:33:291:01:599:5931:58
10:18
+0:38
15K
9.32 mi13:03:541:32:249:5530:25
9:48
-0:30
20K
12.43 mi13:35:202:03:509:5831:26
10:08
+0:20
HALF
13.11 mi13:42:142:10:449:596:54
10:08
0:00
25K
15.53 mi14:12:022:40:3210:2129:48
12:18
+2:10
30K
18.64 mi14:51:243:19:5410:4439:22
12:41
+0:23
20M
20.00 mi15:09:133:37:4310:5417:49
13:08
+0:27
21M
21.00 mi15:25:283:53:5811:0916:15
16:15
+3:07
35K
21.75 mi15:35:014:03:3111:129:33
12:46
-3:29
23M
23.00 mi15:52:594:21:2911:2317:58
14:22
+1:36
24M
24.00 mi16:05:464:34:1611:2612:47
12:47
-1:35
40K
24.85 mi16:17:114:45:4111:3011:25
13:22
+0:35
25.2M
25.20 mi16:23:164:51:4611:356:05
17:39
+4:17
FINISH
26.22 mi16:33:505:02:2011:3310:34
10:23
-7:16

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

9:40 /mi

Average Pace

11:32 /mi

Slowest Pace

17:39 /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

2:21:18

47% of race

Time at Steady Pace

2:00:44

40% of race

Time at Slower Pace

40:18

13% of race

Average Pace: 11:32 /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 mi12:01:3130:019:4030:01
9:40
#24971
10K
6.21 mi12:33:291:01:599:5931:58
10:18
#25840
15K
9.32 mi13:03:541:32:249:5530:25
9:48
#25616
20K
12.43 mi13:35:202:03:509:5831:26
10:08
#25502
HALF
13.11 mi13:42:142:10:449:596:54
10:08
#25517
25K
15.53 mi14:12:022:40:3210:2129:48
12:18
#26175
30K
18.64 mi14:51:243:19:5410:4439:22
12:41
#26529
20M
20.00 mi15:09:133:37:4310:5417:49
13:08
#26676
21M
21.00 mi15:25:283:53:5811:0916:15
16:15
#26913
35K
21.75 mi15:35:014:03:3111:129:33
12:46
#26950
23M
23.00 mi15:52:594:21:2911:2317:58
14:22
#27112
24M
24.00 mi16:05:464:34:1611:2612:47
12:47
#27142
40K
24.85 mi16:17:114:45:4111:3011:25
13:22
#27172
25.2M
25.20 mi16:23:164:51:4611:356:05
17:39
#27241
FINISH
26.22 mi16:33:505:02:2011:3310:34
10:23
#27195
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 mi24971147121471225194(Top 87%)14819(Top 91%)14819(Top 674%)
10K6.21 mi3.10 mi25840-86915104-39215104-39226515(Top 91%)15394(Top 94%)15394(Top 700%)
15K9.32 mi3.11 mi25616+22415007+9715007+9725194(Top 87%)14819(Top 91%)14819(Top 674%)
20K12.43 mi3.11 mi25502+11414952+5514952+5525300(Top 87%)14848(Top 91%)14848(Top 676%)
HALF13.11 mi0.68 mi25517-1514960-814960-825916(Top 89%)15108(Top 92%)15108(Top 687%)
25K15.53 mi2.42 mi26175-65815235-27515235-27527761(Top 96%)15851(Top 97%)15851(Top 721%)
30K18.64 mi3.11 mi26529-35415362-12715362-12727438(Top 95%)15643(Top 96%)15643(Top 712%)
20M20.00 mi1.36 mi26676-14715424-6215424-6227513(Top 95%)15644(Top 96%)15644(Top 712%)
21M21.00 mi1.00 mi26913-23715509-8515509-8528674(Top 99%)16156(Top 99%)16156(Top 735%)
35K21.75 mi0.75 mi26950-3715515-615515-627513(Top 95%)15596(Top 95%)15596(Top 710%)
23M23.00 mi1.25 mi27112-16215581-6615581-6628361(Top 98%)15984(Top 98%)15984(Top 727%)
24M24.00 mi1.00 mi27142-3015583-215583-227453(Top 95%)15515(Top 95%)15515(Top 706%)
40K24.85 mi0.85 mi27172-3015584-115584-127378(Top 94%)15472(Top 95%)15472(Top 704%)
25.2M25.20 mi0.35 mi27241-6915607-2315607-2328818(Top 99%)16201(Top 99%)16201(Top 737%)
FINISH26.22 mi1.02 mi27195+4615584+2315584+2324765(Top 85%)14174(Top 87%)14174(Top 645%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
Γ—21
+97ft-345ft

Overall

25194

Males

14819

M40-44

14819

5K→10K

3.1 - 6.2 mi

Top 91%
Γ—5
+79ft-138ft

Overall

26515

Males

15394

M40-44

15394

10K→15K

6.2 - 9.3 mi

Top 87%
Γ—3
+67ft-78ft

Overall

25194

Males

14819

M40-44

14819

15K→20K

9.3 - 12.4 mi

Top 87%
Γ—5
+106ft-86ft

Overall

25300

Males

14848

M40-44

14848

20K→HALF

12.4 - 13.1 mi

Top 89%
Γ—2
+19ft-37ft

Overall

25916

Males

15108

M40-44

15108

HALF→25K

13.1 - 15.5 mi

Top 96%
Γ—4
+66ft-88ft

Overall

27761

Males

15851

M40-44

15851

25K→30K

15.5 - 18.6 mi

Top 95%
Γ—9
+181ft-148ft

Overall

27438

Males

15643

M40-44

15643

30K→20M

18.6 - 20.0 mi

Top 95%
Γ—5
+64ft-50ft

Overall

27513

Males

15644

M40-44

15644

20M→21M

20.0 - 21.0 mi

Top 99%
Γ—8
+106ft-24ft

Overall

28674

Males

16156

M40-44

16156

21M→35K

21.0 - 21.8 mi

Top 95%
Γ—7
+17ft-86ft

Overall

27513

Males

15596

M40-44

15596

35K→23M

21.8 - 23.0 mi

Top 98%
Γ—5
+23ft-63ft

Overall

28361

Males

15984

M40-44

15984

23M→24M

23.0 - 24.0 mi

Top 95%
Γ—6
+12ft-82ft

Overall

27453

Males

15515

M40-44

15515

24M→40K

24.0 - 24.9 mi

Top 94%
Γ—1
+6ft-20ft

Overall

27378

Males

15472

M40-44

15472

40K→25.2M

24.9 - 25.2 mi

Top 99%
Γ—1
+13ft-16ft

Overall

28818

Males

16201

M40-44

16201

25.2M→FINISH

25.2 - 26.2 mi

Top 85%
Γ—2
+22ft-21ft

Overall

24765

Males

14174

M40-44

14174

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
632*
Passed By
1469
Net Change
-2224
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#24971
5K β†’ 10K22200-869#24971#25840
10K β†’ 15K250*26+224#25840#25616
15K β†’ 20K17763+114#25616#25502
20K β†’ HALF1429-15#25502#25517
HALF β†’ 25K8200-658#25517#26175
25K β†’ 30K33200-354#26175#26529
30K β†’ 20M13160-147#26529#26676
20M β†’ 21M6200-237#26676#26913
21M β†’ 35K1855-37#26913#26950
35K β†’ 23M13175-162#26950#27112
23M β†’ 24M1343-30#27112#27142
24M β†’ 40K1242-30#27142#27172
40K β†’ 25.2M170-69#27172#27241
25.2M β†’ FINISH526+46#27241#27195
TOTALS632*1469-2224

* Includes athletes who did not complete a segment (DNF/DNQ).

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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing