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BOSTON MARATHON 2024

Harry Komuro

Bib: 16505•M

HI

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 39%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 41%
Division (M55-59)
#0 / 1529
Top 27%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:41/mi
23:51
↑ 97↓ 3451.5%
10K· 6.21 mi
7:28/mi
47:02
↑ 79↓ 1380.4%
15K· 9.32 mi
7:28/mi
1:10:13
↑ 67↓ 78
20K· 12.43 mi
7:40/mi
1:34:02
↑ 106↓ 860.1%
Half· 13.11 mi
7:33/mi
1:39:11
↑ 19↓ 370.5%
25K· 15.53 mi
7:48/mi
1:58:06
↑ 66↓ 880.2%
30K· 18.64 mi
8:17/mi
2:23:51
↑ 181↓ 1480.2%
20M
8:46/mi
2:35:46
↑ 64↓ 500.2%
21M
9:13/mi
2:44:59
↑ 106↓ 241.6%
35K· 21.75 mi
8:39/mi
2:51:27
↑ 17↓ 861.7%
23M
8:43/mi
3:02:22
↑ 23↓ 630.6%
24M
8:56/mi
3:11:18
↓ 821.3%
40K· 24.85 mi
9:10/mi
3:19:08
↓ 200.3%
25.2M
9:57/mi
3:22:34
↑ 13↓ 160.2%
Finish· 26.22 mi
9:07/mi
3:31:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:11
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:52:40
Pace8:36 /mi
📊Positive Split: 13.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1123:517:4123:51
7:41
-
10K
6.21 mi11:37:2247:027:3423:11
7:28
-0:13
15K
9.32 mi12:00:331:10:137:3223:11
7:28
0:00
20K
12.43 mi12:24:221:34:027:3423:49
7:40
+0:12
Half
13.11 mi12:29:311:39:117:345:09
7:33
-0:07
25K
15.53 mi12:48:261:58:067:3618:55
7:48
+0:15
30K
18.64 mi13:14:112:23:517:4325:45
8:17
+0:29
20M
20.00 mi13:26:062:35:467:4711:55
8:46
+0:29
21M
21.00 mi13:35:192:44:597:519:13
9:13
+0:27
35K
21.75 mi13:41:472:51:277:536:28
8:39
-0:34
23M
23.00 mi13:52:423:02:227:5610:55
8:43
+0:04
24M
24.00 mi14:01:383:11:187:588:56
8:56
+0:13
40K
24.85 mi14:09:283:19:088:017:50
9:10
+0:14
25.2M
25.20 mi14:12:543:22:348:023:26
9:57
+0:47
Finish
26.22 mi14:22:113:31:518:059:17
9:07
-0:50

Checkpoints & Pacing

📈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

7:28 /mi

Average Pace

8:05 /mi

Slowest Pace

9:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:06

56% of race

Time at Steady Pace

1:03:59

30% of race

Time at Slower Pace

29:46

14% of race

Average Pace: 8:05 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:14:1123:517:4123:51
7:41
#12119
10K
6.21 mi11:37:2247:027:3423:11
7:28
#11058
15K
9.32 mi12:00:331:10:137:3223:11
7:28
#10448
20K
12.43 mi12:24:221:34:027:3423:49
7:40
#10141
Half
13.11 mi12:29:311:39:117:345:09
7:33
#10113
25K
15.53 mi12:48:261:58:067:3618:55
7:48
#9812
30K
18.64 mi13:14:112:23:517:4325:45
8:17
#9659
20M
20.00 mi13:26:062:35:467:4711:55
8:46
#9694
21M
21.00 mi13:35:192:44:597:519:13
9:13
#9629
35K
21.75 mi13:41:472:51:277:536:28
8:39
#9683
23M
23.00 mi13:52:423:02:227:5610:55
8:43
#9619
24M
24.00 mi14:01:383:11:187:588:56
8:56
#9717
40K
24.85 mi14:09:283:19:088:017:50
9:10
#9797
25.2M
25.20 mi14:12:543:22:348:023:26
9:57
#9811
Finish
26.22 mi14:22:113:31:518:059:17
9:07
#10005
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi12119889188919350(Top 37%)7474(Top 51%)7474(Top 489%)
10K6.21 mi3.10 mi11058+10618385+5068385+5069941(Top 39%)7850(Top 54%)7850(Top 513%)
15K9.32 mi3.11 mi10448+6108103+2828103+2829350(Top 37%)7474(Top 51%)7474(Top 489%)
20K12.43 mi3.11 mi10141+3077893+2107893+2109500(Top 37%)7404(Top 51%)7404(Top 484%)
Half13.11 mi0.68 mi10113+287873+207873+209444(Top 37%)7397(Top 51%)7397(Top 484%)
25K15.53 mi2.42 mi9812+3017663+2107663+2108926(Top 35%)6938(Top 48%)6938(Top 454%)
30K18.64 mi3.11 mi9659+1537502+1617502+1619491(Top 37%)7014(Top 48%)7014(Top 459%)
20M20.00 mi1.36 mi9694-357454+487454+4810917(Top 43%)7464(Top 51%)7464(Top 488%)
21M21.00 mi1.00 mi9629+657368+867368+869556(Top 37%)6548(Top 45%)6548(Top 428%)
35K21.75 mi0.75 mi9683-547354+147354+1411505(Top 45%)7446(Top 51%)7446(Top 487%)
23M23.00 mi1.25 mi9619+647258+967258+969646(Top 38%)6414(Top 44%)6414(Top 419%)
24M24.00 mi1.00 mi9717-987263-57263-511782(Top 46%)7455(Top 51%)7455(Top 488%)
40K24.85 mi0.85 mi9797-807265-27265-211573(Top 45%)7211(Top 49%)7211(Top 472%)
25.2M25.20 mi0.35 mi9811-147255+107255+1010717(Top 42%)6734(Top 46%)6734(Top 440%)
Finish26.22 mi1.02 mi10005-1947302-477302-4714721(Top 58%)8852(Top 61%)8852(Top 579%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

9350

Males

7474

M55-59

7474

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

9941

Males

7850

M55-59

7850

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

9350

Males

7474

M55-59

7474

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

9500

Males

7404

M55-59

7404

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

9444

Males

7397

M55-59

7397

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

8926

Males

6938

M55-59

6938

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

9491

Males

7014

M55-59

7014

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

10917

Males

7464

M55-59

7464

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

9556

Males

6548

M55-59

6548

21M→35K

21.0 - 21.8 mi

Top 45%
×7story building
+17ft-86ft

Overall

11505

Males

7446

M55-59

7446

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

9646

Males

6414

M55-59

6414

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

11782

Males

7455

M55-59

7455

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11573

Males

7211

M55-59

7211

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

10717

Males

6734

M55-59

6734

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

14721

Males

8852

M55-59

8852

Passing Analysis

Category:
Athletes Passed
3570*
Passed By
1452
Net Change
+2114
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12119
5K → 10K107716+1061#12119#11058
10K → 15K62010+610#11058#10448
15K → 20K38376+307#10448#10141
20K → Half5426+28#10141#10113
Half → 25K35756+301#10113#9812
25K → 30K328174+153#9812#9659
30K → 20M147182-35#9659#9694
20M → 21M15287+65#9694#9629
21M → 35K66120-54#9629#9683
35K → 23M176111+64#9683#9619
23M → 24M79*177-98#9619#9717
24M → 40K54134-80#9717#9797
40K → 25.2M4054-14#9797#9811
25.2M → Finish37229-194#9811#10005
TOTALS3570*1452+2114

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing