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BOSTON MARATHON 2023

Yoshihito Nagamoto

Bib: 24130•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M70-74)
#0 / 213
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:45
Rank: #20121
Start → 5K
8:56/mi
27:45 split
10K· 6.21 mi
55:18
Rank: #20187 (-66)
5K → 10K
8:52/mi
27:33 split
15K· 9.32 mi
1:23:06
Rank: #20190 (-3)
10K → 15K
8:57/mi
27:48 split
20K· 12.43 mi
1:51:15
Rank: #20120 (+70)
15K → 20K
9:04/mi
28:09 split
Half· 13.11 mi
1:57:21
Rank: #20131 (-11)
20K → Half
8:56/mi
6:06 split
25K· 15.53 mi
2:20:58
Rank: #20453 (-322)
Half → 25K
9:44/mi
23:37 split
30K· 18.64 mi
2:51:35
Rank: #20476 (-23)
25K → 30K
9:51/mi
30:37 split
20M
3:05:22
Rank: #20515 (-39)
30K → 20M
10:09/mi
13:47 split
21M
3:16:19
Rank: #20502 (+13)
20M → 21M
10:57/mi
10:57 split
35K· 21.75 mi
3:23:33
Rank: #20494 (+8)
21M → 35K
9:40/mi
7:14 split
23M
3:35:59
Rank: #20433 (+61)
35K → 23M
9:56/mi
12:26 split
24M
3:45:48
Rank: #20419 (+14)
23M → 24M
9:49/mi
9:49 split
40K· 24.85 mi
3:54:18
Rank: #20381 (+38)
24M → 40K
9:56/mi
8:30 split
25.2M
3:58:03
Rank: #20374 (+7)
40K → 25.2M
10:52/mi
3:45 split
Finish· 26.22 mi
4:07:58
Rank: #20387 (-13)
25.2M → Finish
9:44/mi
9:55 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:21
Pace8:57 /mi
2nd Half
Distance13.11 mi
Time2:10:37
Pace9:58 /mi
📊Positive Split: 11.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:0727:458:5627:45
8:56
-
10K
6.21 mi12:10:4055:188:5427:33
8:52
-0:04
15K
9.32 mi12:38:281:23:068:5527:48
8:57
+0:05
20K
12.43 mi13:06:371:51:158:5728:09
9:04
+0:07
Half
13.11 mi13:12:431:57:218:576:06
8:56
-0:08
25K
15.53 mi13:36:202:20:589:0423:37
9:44
+0:48
30K
18.64 mi14:06:572:51:359:1230:37
9:51
+0:07
20M
20.00 mi14:20:443:05:229:1613:47
10:09
+0:18
21M
21.00 mi14:31:413:16:199:2110:57
10:57
+0:48
35K
21.75 mi14:38:553:23:339:227:14
9:40
-1:17
23M
23.00 mi14:51:213:35:599:2312:26
9:56
+0:16
24M
24.00 mi15:01:103:45:489:259:49
9:49
-0:07
40K
24.85 mi15:09:403:54:189:268:30
9:56
+0:07
25.2M
25.20 mi15:13:253:58:039:273:45
10:52
+0:56
Finish
26.22 mi15:23:204:07:589:289:55
9:44
-1:08

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

8:52 /mi

Average Pace

9:28 /mi

Slowest Pace

10:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:21

47% of race

Time at Steady Pace

1:42:08

41% of race

Time at Slower Pace

28:29

11% of race

Average Pace: 9:27 /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 mi11:43:0727:458:5627:45
8:56
#20121
10K
6.21 mi12:10:4055:188:5427:33
8:52
#20187
15K
9.32 mi12:38:281:23:068:5527:48
8:57
#20190
20K
12.43 mi13:06:371:51:158:5728:09
9:04
#20120
Half
13.11 mi13:12:431:57:218:576:06
8:56
#20131
25K
15.53 mi13:36:202:20:589:0423:37
9:44
#20453
30K
18.64 mi14:06:572:51:359:1230:37
9:51
#20476
20M
20.00 mi14:20:443:05:229:1613:47
10:09
#20515
21M
21.00 mi14:31:413:16:199:2110:57
10:57
#20502
35K
21.75 mi14:38:553:23:339:227:14
9:40
#20494
23M
23.00 mi14:51:213:35:599:2312:26
9:56
#20433
24M
24.00 mi15:01:103:45:489:259:49
9:49
#20419
40K
24.85 mi15:09:403:54:189:268:30
9:56
#20381
25.2M
25.20 mi15:13:253:58:039:273:45
10:52
#20374
Finish
26.22 mi15:23:204:07:589:289:55
9:44
#20387
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi20121122121221220250(Top 76%)12419(Top 82%)12419(Top 5831%)
10K6.21 mi3.10 mi20187-6612301-8912301-8920262(Top 76%)12396(Top 82%)12396(Top 5820%)
15K9.32 mi3.11 mi20190-312332-3112332-3120250(Top 76%)12419(Top 82%)12419(Top 5831%)
20K12.43 mi3.11 mi20120+7012318+1412318+1419967(Top 75%)12286(Top 81%)12286(Top 5768%)
Half13.11 mi0.68 mi20131-1112323-512323-520152(Top 76%)12379(Top 82%)12379(Top 5812%)
25K15.53 mi2.42 mi20453-32212478-15512478-15521575(Top 81%)12950(Top 85%)12950(Top 6080%)
30K18.64 mi3.11 mi20476-2312458+2012458+2020613(Top 77%)12476(Top 82%)12476(Top 5857%)
20M20.00 mi1.36 mi20515-3912465-712465-720853(Top 78%)12499(Top 82%)12499(Top 5868%)
21M21.00 mi1.00 mi20502+1312449+1612449+1620710(Top 78%)12389(Top 82%)12389(Top 5816%)
35K21.75 mi0.75 mi20494+812435+1412435+1420360(Top 76%)12192(Top 80%)12192(Top 5724%)
23M23.00 mi1.25 mi20433+6112397+3812397+3819771(Top 74%)11919(Top 79%)11919(Top 5596%)
24M24.00 mi1.00 mi20419+1412380+1712380+1720271(Top 76%)12117(Top 80%)12117(Top 5689%)
40K24.85 mi0.85 mi20381+3812357+2312357+2319806(Top 74%)11836(Top 78%)11836(Top 5557%)
25.2M25.20 mi0.35 mi20374+712349+812349+820140(Top 76%)11986(Top 79%)11986(Top 5627%)
Finish26.22 mi1.02 mi20387-1312348+112348+120893(Top 78%)12373(Top 82%)12373(Top 5809%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

20250

Males

12419

M70-74

12419

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

20262

Males

12396

M70-74

12396

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

20250

Males

12419

M70-74

12419

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

19967

Males

12286

M70-74

12286

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

20152

Males

12379

M70-74

12379

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

21575

Males

12950

M70-74

12950

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

20613

Males

12476

M70-74

12476

30K→20M

18.6 - 20.0 mi

Top 78%
×5story building
+64ft-50ft

Overall

20853

Males

12499

M70-74

12499

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

20710

Males

12389

M70-74

12389

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

20360

Males

12192

M70-74

12192

35K→23M

21.8 - 23.0 mi

Top 74%
×5story building
+23ft-63ft

Overall

19771

Males

11919

M70-74

11919

23M→24M

23.0 - 24.0 mi

Top 76%
×6story building
+12ft-82ft

Overall

20271

Males

12117

M70-74

12117

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

19806

Males

11836

M70-74

11836

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20140

Males

11986

M70-74

11986

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2story building
+22ft-21ft

Overall

20893

Males

12373

M70-74

12373

Passing Analysis

Category:
Athletes Passed
1297
Passed By
1563
Net Change
-266
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20121
5K → 10K273339-66#20121#20187
10K → 15K174177-3#20187#20190
15K → 20K192122+70#20190#20120
20K → Half2233-11#20120#20131
Half → 25K44366-322#20131#20453
25K → 30K143166-23#20453#20476
30K → 20M6099-39#20476#20515
20M → 21M8067+13#20515#20502
21M → 35K4436+8#20502#20494
35K → 23M9736+61#20494#20433
23M → 24M4632+14#20433#20419
24M → 40K5921+38#20419#20381
40K → 25.2M2518+7#20381#20374
25.2M → Finish3851-13#20374#20387
TOTALS12971563-266
📊

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