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BOSTON MARATHON 2025

Hiromitsu Namba

Bib: 5653•M

OR

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 19%
Gender (Male)
#0 / 16105
Top 30%
Masters (Masters Men)
#0 / 10463
Top 16%
Division (M55-59)
#0 / 1648
Top 4%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:07
Rank: #6288
Start → 5K
21:07 | 6:48/mi
10K· 6.21 mi
42:20
Rank: #6427 (-139)
5K → 10K
21:13 | 6:50/mi
15K· 9.32 mi
1:03:22
Rank: #6193 (+234)
10K → 15K
21:02 | 6:46/mi
20K· 12.43 mi
1:24:32
Rank: #5963 (+230)
15K → 20K
21:10 | 6:49/mi
Half· 13.11 mi
1:29:00
Rank: #5857 (+106)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:45:32
Rank: #5665 (+192)
Half → 25K
16:32 | 6:49/mi
30K· 18.64 mi
2:07:25
Rank: #5481 (+184)
25K → 30K
21:53 | 7:03/mi
20M
2:17:07
Rank: #5411 (+70)
30K → 20M
9:42 | 7:08/mi
21M
2:24:44
Rank: #5377 (+34)
20M → 21M
7:37 | 7:37/mi
35K· 21.75 mi
2:30:04
Rank: #5377
21M → 35K
5:20 | 7:08/mi
23M
2:39:15
Rank: #5348 (+29)
35K → 23M
9:11 | 7:20/mi
24M
2:46:35
Rank: #5358 (-10)
23M → 24M
7:20 | 7:20/mi
40K· 24.85 mi
2:53:06
Rank: #5382 (-24)
24M → 40K
6:31 | 7:37/mi
25.2M
2:56:00
Rank: #5384 (-2)
40K → 25.2M
2:54 | 8:25/mi
Finish· 26.22 mi
3:03:40
Rank: #5447 (-63)
25.2M → Finish
7:40 | 7:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:00
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:34:40
Pace7:13 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:1921:076:4821:07
6:48
-
10K
6.21 mi10:48:3242:206:4921:13
6:50
+0:02
15K
9.32 mi11:09:341:03:226:4821:02
6:46
-0:04
20K
12.43 mi11:30:441:24:326:4821:10
6:49
+0:03
Half
13.11 mi11:35:121:29:006:474:28
6:33
-0:16
25K
15.53 mi11:51:441:45:326:4816:32
6:49
+0:16
30K
18.64 mi12:13:372:07:256:5021:53
7:03
+0:14
20M
20.00 mi12:23:192:17:076:519:42
7:08
+0:05
21M
21.00 mi12:30:562:24:446:547:37
7:37
+0:29
35K
21.75 mi12:36:162:30:046:545:20
7:08
-0:29
23M
23.00 mi12:45:272:39:156:559:11
7:20
+0:12
24M
24.00 mi12:52:472:46:356:567:20
7:20
0:00
40K
24.85 mi12:59:182:53:066:586:31
7:37
+0:17
25.2M
25.20 mi13:02:122:56:006:592:54
8:25
+0:48
Finish
26.22 mi13:09:523:03:407:017:40
7:31
-0:54

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

6:33 /mi

Average Pace

7:01 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:32

57% of race

Time at Steady Pace

53:26

29% of race

Time at Slower Pace

24:42

13% of race

Average Pace: 7:00 /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 mi10:27:1921:076:4821:07
6:48
#6288
10K
6.21 mi10:48:3242:206:4921:13
6:50
#6427
15K
9.32 mi11:09:341:03:226:4821:02
6:46
#6193
20K
12.43 mi11:30:441:24:326:4821:10
6:49
#5963
Half
13.11 mi11:35:121:29:006:474:28
6:33
#5857
25K
15.53 mi11:51:441:45:326:4816:32
6:49
#5665
30K
18.64 mi12:13:372:07:256:5021:53
7:03
#5481
20M
20.00 mi12:23:192:17:076:519:42
7:08
#5411
21M
21.00 mi12:30:562:24:446:547:37
7:37
#5377
35K
21.75 mi12:36:162:30:046:545:20
7:08
#5377
23M
23.00 mi12:45:272:39:156:559:11
7:20
#5348
24M
24.00 mi12:52:472:46:356:567:20
7:20
#5358
40K
24.85 mi12:59:182:53:066:586:31
7:37
#5382
25.2M
25.20 mi13:02:122:56:006:592:54
8:25
#5384
Finish
26.22 mi13:09:523:03:407:017:40
7:31
#5447
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi6288574957495783(Top 20%)5272(Top 33%)5272(Top 320%)
10K6.21 mi3.10 mi6427-1395859-1105859-1106691(Top 24%)6036(Top 37%)6036(Top 366%)
15K9.32 mi3.11 mi6193+2345664+1955664+1955783(Top 20%)5272(Top 33%)5272(Top 320%)
20K12.43 mi3.11 mi5963+2305455+2095455+2095427(Top 19%)4974(Top 31%)4974(Top 302%)
Half13.11 mi0.68 mi5857+1065370+855370+854056(Top 14%)3820(Top 24%)3820(Top 232%)
25K15.53 mi2.42 mi5665+1925200+1705200+1705030(Top 18%)4617(Top 29%)4617(Top 280%)
30K18.64 mi3.11 mi5481+1845020+1805020+1804972(Top 18%)4517(Top 28%)4517(Top 274%)
20M20.00 mi1.36 mi5411+704956+644956+644886(Top 17%)4401(Top 27%)4401(Top 267%)
21M21.00 mi1.00 mi5377+344916+404916+405222(Top 18%)4543(Top 28%)4543(Top 276%)
35K21.75 mi0.75 mi53774909+74909+76146(Top 22%)5168(Top 32%)5168(Top 314%)
23M23.00 mi1.25 mi5348+294874+354874+355646(Top 20%)4771(Top 30%)4771(Top 290%)
24M24.00 mi1.00 mi5358-104873+14873+16593(Top 23%)5287(Top 33%)5287(Top 321%)
40K24.85 mi0.85 mi5382-244878-54878-57520(Top 26%)5725(Top 36%)5725(Top 347%)
25.2M25.20 mi0.35 mi5384-24869+94869+98167(Top 29%)5991(Top 37%)5991(Top 364%)
Finish26.22 mi1.02 mi5447-634902-334902-339321(Top 33%)6607(Top 41%)6607(Top 401%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5783

Males

5272

M55-59

5272

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6691

Males

6036

M55-59

6036

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5783

Males

5272

M55-59

5272

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5427

Males

4974

M55-59

4974

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

4056

Males

3820

M55-59

3820

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

5030

Males

4617

M55-59

4617

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4972

Males

4517

M55-59

4517

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4886

Males

4401

M55-59

4401

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

5222

Males

4543

M55-59

4543

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

6146

Males

5168

M55-59

5168

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5646

Males

4771

M55-59

4771

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6593

Males

5287

M55-59

5287

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7520

Males

5725

M55-59

5725

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

8167

Males

5991

M55-59

5991

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9321

Males

6607

M55-59

6607

Passing Analysis

Category:
Athletes Passed
1759
Passed By
918
Net Change
+841
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6288
5K → 10K128267-139#6288#6427
10K → 15K29157+234#6427#6193
15K → 20K26535+230#6193#5963
20K → Half1071+106#5963#5857
Half → 25K21725+192#5857#5665
25K → 30K26682+184#5665#5481
30K → 20M11141+70#5481#5411
20M → 21M9258+34#5411#5377
21M → 35K50500#5377#5377
35K → 23M9465+29#5377#5348
23M → 24M4757-10#5348#5358
24M → 40K3862-24#5358#5382
40K → 25.2M2426-2#5382#5384
25.2M → Finish2992-63#5384#5447
TOTALS1759918+841
📊

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