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BOSTON MARATHON 2025

Masamichi Udagawa

Bib: 6749•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 26%
Masters (Masters Men)
#0 / 10463
Top 12%
Division (M60-64)
#0 / 1259
Top 1.0%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:19
Rank: #4136
Start → 5K
20:19 | 6:32/mi
10K· 6.21 mi
41:05
Rank: #4599 (-463)
5K → 10K
20:46 | 6:41/mi
15K· 9.32 mi
1:02:09
Rank: #4946 (-347)
10K → 15K
21:04 | 6:47/mi
20K· 12.43 mi
1:23:15
Rank: #4982 (-36)
15K → 20K
21:06 | 6:47/mi
Half· 13.11 mi
1:27:50
Rank: #5003 (-21)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:44:19
Rank: #4939 (+64)
Half → 25K
16:29 | 6:48/mi
30K· 18.64 mi
2:05:47
Rank: #4725 (+214)
25K → 30K
21:28 | 6:55/mi
20M
2:15:08
Rank: #4572 (+153)
30K → 20M
9:21 | 6:53/mi
21M
2:22:17
Rank: #4415 (+157)
20M → 21M
7:09 | 7:09/mi
35K· 21.75 mi
2:28:54
Rank: #4945 (-530)
21M → 35K
6:37 | 8:51/mi
23M
2:37:49
Rank: #4891 (+54)
35K → 23M
8:55 | 7:07/mi
24M
2:44:35
Rank: #4782 (+109)
23M → 24M
6:46 | 6:46/mi
40K· 24.85 mi
2:50:34
Rank: #4725 (+57)
24M → 40K
5:59 | 7:00/mi
25.2M
2:53:11
Rank: #4701 (+24)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
2:59:46
Rank: #4616 (+85)
25.2M → Finish
6:35 | 6:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:50
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:31:56
Pace7:01 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:4220:196:3220:19
6:32
-
10K
6.21 mi10:47:2841:056:3720:46
6:41
+0:09
15K
9.32 mi11:08:321:02:096:4021:04
6:47
+0:06
20K
12.43 mi11:29:381:23:156:4221:06
6:47
0:00
Half
13.11 mi11:34:131:27:506:424:35
6:43
-0:04
25K
15.53 mi11:50:421:44:196:4316:29
6:48
+0:05
30K
18.64 mi12:12:102:05:476:4521:28
6:55
+0:07
20M
20.00 mi12:21:312:15:086:459:21
6:53
-0:02
21M
21.00 mi12:28:402:22:176:477:09
7:09
+0:16
35K
21.75 mi12:35:172:28:546:516:37
8:51
+1:42
23M
23.00 mi12:44:122:37:496:528:55
7:07
-1:44
24M
24.00 mi12:50:582:44:356:516:46
6:46
-0:21
40K
24.85 mi12:56:572:50:346:525:59
7:00
+0:14
25.2M
25.20 mi12:59:342:53:116:522:37
7:35
+0:35
Finish
26.22 mi13:06:092:59:466:526:35
6:28
-1:07

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

6:28 /mi

Average Pace

6:52 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

6:35

4% of race

Time at Steady Pace

2:27:53

82% of race

Time at Slower Pace

25:18

14% of race

Average Pace: 6:51 /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 mi10:26:4220:196:3220:19
6:32
#4136
10K
6.21 mi10:47:2841:056:3720:46
6:41
#4599
15K
9.32 mi11:08:321:02:096:4021:04
6:47
#4946
20K
12.43 mi11:29:381:23:156:4221:06
6:47
#4982
Half
13.11 mi11:34:131:27:506:424:35
6:43
#5003
25K
15.53 mi11:50:421:44:196:4316:29
6:48
#4939
30K
18.64 mi12:12:102:05:476:4521:28
6:55
#4725
20M
20.00 mi12:21:312:15:086:459:21
6:53
#4572
21M
21.00 mi12:28:402:22:176:477:09
7:09
#4415
35K
21.75 mi12:35:172:28:546:516:37
8:51
#4945
23M
23.00 mi12:44:122:37:496:528:55
7:07
#4891
24M
24.00 mi12:50:582:44:356:516:46
6:46
#4782
40K
24.85 mi12:56:572:50:346:525:59
7:00
#4725
25.2M
25.20 mi12:59:342:53:116:522:37
7:35
#4701
Finish
26.22 mi13:06:092:59:466:526:35
6:28
#4616
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi4136390039005897(Top 21%)5371(Top 33%)5371(Top 427%)
10K6.21 mi3.10 mi4599-4634315-4154315-4155215(Top 18%)4844(Top 30%)4844(Top 385%)
15K9.32 mi3.11 mi4946-3474615-3004615-3005897(Top 21%)5371(Top 33%)5371(Top 427%)
20K12.43 mi3.11 mi4982-364638-234638-235217(Top 18%)4806(Top 30%)4806(Top 382%)
Half13.11 mi0.68 mi5003-214653-154653-155468(Top 19%)5023(Top 31%)5023(Top 399%)
25K15.53 mi2.42 mi4939+644589+644589+644872(Top 17%)4480(Top 28%)4480(Top 356%)
30K18.64 mi3.11 mi4725+2144382+2074382+2074147(Top 15%)3814(Top 24%)3814(Top 303%)
20M20.00 mi1.36 mi4572+1534243+1394243+1393415(Top 12%)3161(Top 20%)3161(Top 251%)
21M21.00 mi1.00 mi4415+1574100+1434100+1432935(Top 10%)2721(Top 17%)2721(Top 216%)
35K21.75 mi0.75 mi4945-5304545-4454545-44517422(Top 61%)10772(Top 67%)10772(Top 856%)
23M23.00 mi1.25 mi4891+544493+524493+524461(Top 16%)3928(Top 24%)3928(Top 312%)
24M24.00 mi1.00 mi4782+1094392+1014392+1013353(Top 12%)3019(Top 19%)3019(Top 240%)
40K24.85 mi0.85 mi4725+574337+554337+553907(Top 14%)3426(Top 21%)3426(Top 272%)
25.2M25.20 mi0.35 mi4701+244309+284309+283854(Top 14%)3336(Top 21%)3336(Top 265%)
Finish26.22 mi1.02 mi4616+854232+774232+772647(Top 9%)2397(Top 15%)2397(Top 190%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5897

Males

5371

M60-64

5371

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

5215

Males

4844

M60-64

4844

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5897

Males

5371

M60-64

5371

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

5217

Males

4806

M60-64

4806

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5468

Males

5023

M60-64

5023

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4872

Males

4480

M60-64

4480

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4147

Males

3814

M60-64

3814

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3415

Males

3161

M60-64

3161

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2935

Males

2721

M60-64

2721

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

17422

Males

10772

M60-64

10772

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4461

Males

3928

M60-64

3928

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3353

Males

3019

M60-64

3019

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3907

Males

3426

M60-64

3426

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3854

Males

3336

M60-64

3336

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2647

Males

2397

M60-64

2397

Passing Analysis

Category:
Athletes Passed
1382
Passed By
1862
Net Change
-480
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4136
5K → 10K27490-463#4136#4599
10K → 15K28375-347#4599#4946
15K → 20K122158-36#4946#4982
20K → Half1738-21#4982#5003
Half → 25K13066+64#5003#4939
25K → 30K27157+214#4939#4725
30K → 20M16613+153#4725#4572
20M → 21M1658+157#4572#4415
21M → 35K11541-530#4415#4945
35K → 23M10955+54#4945#4891
23M → 24M11910+109#4891#4782
24M → 40K8730+57#4782#4725
40K → 25.2M4016+24#4725#4701
25.2M → Finish905+85#4701#4616
TOTALS13821862-480
📊

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