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BOSTON MARATHON 2025

Yuichi Nakamura

Bib: 10112•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 24%
Gender (Male)
#0 / 16105
Top 36%
Masters (Masters Men)
#0 / 10463
Top 23%
Division (M60-64)
#0 / 1259
Top 3%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:41
Rank: #7655
Start → 5K
21:41 | 6:59/mi
10K· 6.21 mi
42:57
Rank: #7246 (+409)
5K → 10K
21:16 | 6:51/mi
15K· 9.32 mi
1:04:21
Rank: #7101 (+145)
10K → 15K
21:24 | 6:53/mi
20K· 12.43 mi
1:25:56
Rank: #6937 (+164)
15K → 20K
21:35 | 6:57/mi
Half· 13.11 mi
1:30:32
Rank: #6865 (+72)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:47:30
Rank: #6723 (+142)
Half → 25K
16:58 | 7:00/mi
30K· 18.64 mi
2:10:23
Rank: #6620 (+103)
25K → 30K
22:53 | 7:22/mi
20M
2:20:42
Rank: #6605 (+15)
30K → 20M
10:19 | 7:36/mi
21M
2:29:06
Rank: #6704 (-99)
20M → 21M
8:24 | 8:24/mi
35K· 21.75 mi
2:34:40
Rank: #6700 (+4)
21M → 35K
5:34 | 7:26/mi
23M
2:43:56
Rank: #6576 (+124)
35K → 23M
9:16 | 7:24/mi
24M
2:51:05
Rank: #6491 (+85)
23M → 24M
7:09 | 7:09/mi
40K· 24.85 mi
2:57:42
Rank: #6498 (-7)
24M → 40K
6:37 | 7:44/mi
25.2M
3:00:51
Rank: #6573 (-75)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:08:46
Rank: #6700 (-127)
25.2M → Finish
7:55 | 7:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:32
Pace6:54 /mi
2nd Half
Distance13.11 mi
Time1:38:14
Pace7:30 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:3421:416:5921:41
6:59
-
10K
6.21 mi11:08:5042:576:5521:16
6:51
-0:08
15K
9.32 mi11:30:141:04:216:5421:24
6:53
+0:02
20K
12.43 mi11:51:491:25:566:5521:35
6:57
+0:04
Half
13.11 mi11:56:251:30:326:544:36
6:45
-0:12
25K
15.53 mi12:13:231:47:306:5516:58
7:00
+0:15
30K
18.64 mi12:36:162:10:237:0022:53
7:22
+0:22
20M
20.00 mi12:46:352:20:427:0210:19
7:36
+0:14
21M
21.00 mi12:54:592:29:067:068:24
8:24
+0:48
35K
21.75 mi13:00:332:34:407:075:34
7:26
-0:58
23M
23.00 mi13:09:492:43:567:089:16
7:24
-0:02
24M
24.00 mi13:16:582:51:057:087:09
7:09
-0:15
40K
24.85 mi13:23:352:57:427:096:37
7:44
+0:35
25.2M
25.20 mi13:26:443:00:517:113:09
9:08
+1:24
Finish
26.22 mi13:34:393:08:467:127:55
7:46
-1:22

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

6:45 /mi

Average Pace

7:12 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:30

57% of race

Time at Steady Pace

55:11

29% of race

Time at Slower Pace

26:05

14% of race

Average Pace: 7:12 /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 mi10:47:3421:416:5921:41
6:59
#7655
10K
6.21 mi11:08:5042:576:5521:16
6:51
#7246
15K
9.32 mi11:30:141:04:216:5421:24
6:53
#7101
20K
12.43 mi11:51:491:25:566:5521:35
6:57
#6937
Half
13.11 mi11:56:251:30:326:544:36
6:45
#6865
25K
15.53 mi12:13:231:47:306:5516:58
7:00
#6723
30K
18.64 mi12:36:162:10:237:0022:53
7:22
#6620
20M
20.00 mi12:46:352:20:427:0210:19
7:36
#6605
21M
21.00 mi12:54:592:29:067:068:24
8:24
#6704
35K
21.75 mi13:00:332:34:407:075:34
7:26
#6700
23M
23.00 mi13:09:492:43:567:089:16
7:24
#6576
24M
24.00 mi13:16:582:51:057:087:09
7:09
#6491
40K
24.85 mi13:23:352:57:427:096:37
7:44
#6498
25.2M
25.20 mi13:26:443:00:517:113:09
9:08
#6573
Finish
26.22 mi13:34:393:08:467:127:55
7:46
#6700
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi7655676567656859(Top 24%)6147(Top 38%)6147(Top 488%)
10K6.21 mi3.10 mi7246+4096475+2906475+2906829(Top 24%)6145(Top 38%)6145(Top 488%)
15K9.32 mi3.11 mi7101+1456361+1146361+1146859(Top 24%)6147(Top 38%)6147(Top 488%)
20K12.43 mi3.11 mi6937+1646230+1316230+1316552(Top 23%)5865(Top 36%)5865(Top 466%)
Half13.11 mi0.68 mi6865+726175+556175+555673(Top 20%)5193(Top 32%)5193(Top 412%)
25K15.53 mi2.42 mi6723+1426041+1346041+1346323(Top 22%)5637(Top 35%)5637(Top 448%)
30K18.64 mi3.11 mi6620+1035925+1165925+1166845(Top 24%)5874(Top 36%)5874(Top 467%)
20M20.00 mi1.36 mi6605+155888+375888+377601(Top 27%)6203(Top 39%)6203(Top 493%)
21M21.00 mi1.00 mi6704-995942-545942-549810(Top 35%)7254(Top 45%)7254(Top 576%)
35K21.75 mi0.75 mi6700+45923+195923+198168(Top 29%)6391(Top 40%)6391(Top 508%)
23M23.00 mi1.25 mi6576+1245798+1255798+1256058(Top 21%)5003(Top 31%)5003(Top 397%)
24M24.00 mi1.00 mi6491+855722+765722+765521(Top 19%)4618(Top 29%)4618(Top 367%)
40K24.85 mi0.85 mi6498-75701+215701+218321(Top 29%)6159(Top 38%)6159(Top 489%)
25.2M25.20 mi0.35 mi6573-755735-345735-3412460(Top 44%)8189(Top 51%)8189(Top 650%)
Finish26.22 mi1.02 mi6700-1275791-565791-5611171(Top 39%)7589(Top 47%)7589(Top 603%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6859

Males

6147

M60-64

6147

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6829

Males

6145

M60-64

6145

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6859

Males

6147

M60-64

6147

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

6552

Males

5865

M60-64

5865

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5673

Males

5193

M60-64

5193

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

6323

Males

5637

M60-64

5637

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6845

Males

5874

M60-64

5874

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7601

Males

6203

M60-64

6203

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

9810

Males

7254

M60-64

7254

21M→35K

21.0 - 21.8 mi

Top 29%
×7stories
+17ft-86ft

Overall

8168

Males

6391

M60-64

6391

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

6058

Males

5003

M60-64

5003

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

5521

Males

4618

M60-64

4618

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8321

Males

6159

M60-64

6159

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

12460

Males

8189

M60-64

8189

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

11171

Males

7589

M60-64

7589

Passing Analysis

Category:
Athletes Passed
1941
Passed By
986
Net Change
+955
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7655
5K → 10K46152+409#7655#7246
10K → 15K21570+145#7246#7101
15K → 20K23470+164#7101#6937
20K → Half797+72#6937#6865
Half → 25K19250+142#6865#6723
25K → 30K222119+103#6723#6620
30K → 20M9378+15#6620#6605
20M → 21M41140-99#6605#6704
21M → 35K4945+4#6704#6700
35K → 23M15228+124#6700#6576
23M → 24M10924+85#6576#6491
24M → 40K5158-7#6491#6498
40K → 25.2M1186-75#6498#6573
25.2M → Finish32159-127#6573#6700
TOTALS1941986+955
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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