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BOSTON MARATHON 2025

Toshiki Okumura

Bib: 31388•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:05
Rank: #26358
Start → 5K
32:05 | 10:20/mi
10K· 6.21 mi
1:04:45
Rank: #26340 (+18)
5K → 10K
32:40 | 10:31/mi
15K· 9.32 mi
1:38:28
Rank: #26393 (-53)
10K → 15K
33:43 | 10:51/mi
20K· 12.43 mi
2:16:33
Rank: #26761 (-368)
15K → 20K
38:05 | 12:15/mi
Half· 13.11 mi
2:24:28
Rank: #26790 (-29)
20K → Half
7:55 | 11:36/mi
25K· 15.53 mi
2:56:04
Rank: #26948 (-158)
Half → 25K
31:36 | 13:02/mi
30K· 18.64 mi
3:38:54
Rank: #27060 (-112)
25K → 30K
42:50 | 13:47/mi
20M
3:59:33
Rank: #27168 (-108)
30K → 20M
20:39 | 15:12/mi
21M
4:15:35
Rank: #27228 (-60)
20M → 21M
16:02 | 16:02/mi
35K· 21.75 mi
4:26:11
Rank: #27271 (-43)
21M → 35K
10:36 | 14:10/mi
23M
4:45:16
Rank: #27349 (-78)
35K → 23M
19:05 | 15:14/mi
24M
5:00:14
Rank: #27415 (-66)
23M → 24M
14:58 | 14:58/mi
40K· 24.85 mi
5:14:08
Rank: #27487 (-72)
24M → 40K
13:54 | 16:15/mi
25.2M
5:20:13
Rank: #27509 (-22)
40K → 25.2M
6:05 | 17:38/mi
Finish· 26.22 mi
5:36:30
Rank: #27627 (-118)
25.2M → Finish
16:17 | 15:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:24:28
Pace11:01 /mi
2nd Half
Distance13.11 mi
Time3:12:02
Pace14:39 /mi
📊Positive Split: 32.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:3132:0510:2032:05
10:20
-
10K
6.21 mi12:30:111:04:4510:2532:40
10:31
+0:11
15K
9.32 mi13:03:541:38:2810:3433:43
10:51
+0:20
20K
12.43 mi13:41:592:16:3310:5938:05
12:15
+1:24
Half
13.11 mi13:49:542:24:2811:017:55
11:36
-0:39
25K
15.53 mi14:21:302:56:0411:2031:36
13:02
+1:26
30K
18.64 mi15:04:203:38:5411:4542:50
13:47
+0:45
20M
20.00 mi15:24:593:59:3311:5920:39
15:12
+1:25
21M
21.00 mi15:41:014:15:3512:1016:02
16:02
+0:50
35K
21.75 mi15:51:374:26:1112:1410:36
14:10
-1:52
23M
23.00 mi16:10:424:45:1612:2419:05
15:14
+1:04
24M
24.00 mi16:25:405:00:1412:3114:58
14:58
-0:16
40K
24.85 mi16:39:345:14:0812:3813:54
16:15
+1:17
25.2M
25.20 mi16:45:395:20:1312:426:05
17:38
+1:23
Finish
26.22 mi17:01:565:36:3012:5116:17
15:59
-1:39

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

10:20 /mi

Average Pace

12:51 /mi

Slowest Pace

17:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:04

52% of race

Time at Steady Pace

1:48:08

32% of race

Time at Slower Pace

52:18

16% of race

Average Pace: 12:50 /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 mi11:57:3132:0510:2032:05
10:20
#26358
10K
6.21 mi12:30:111:04:4510:2532:40
10:31
#26340
15K
9.32 mi13:03:541:38:2810:3433:43
10:51
#26393
20K
12.43 mi13:41:592:16:3310:5938:05
12:15
#26761
Half
13.11 mi13:49:542:24:2811:017:55
11:36
#26790
25K
15.53 mi14:21:302:56:0411:2031:36
13:02
#26948
30K
18.64 mi15:04:203:38:5411:4542:50
13:47
#27060
20M
20.00 mi15:24:593:59:3311:5920:39
15:12
#27168
21M
21.00 mi15:41:014:15:3512:1016:02
16:02
#27228
35K
21.75 mi15:51:374:26:1112:1410:36
14:10
#27271
23M
23.00 mi16:10:424:45:1612:2419:05
15:14
#27349
24M
24.00 mi16:25:405:00:1412:3114:58
14:58
#27415
40K
24.85 mi16:39:345:14:0812:3813:54
16:15
#27487
25.2M
25.20 mi16:45:395:20:1312:426:05
17:38
#27509
Finish
26.22 mi17:01:565:36:3012:5116:17
15:59
#27627
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi26358153411534126482(Top 93%)15362(Top 95%)15362(Top 272%)
10K6.21 mi3.10 mi26340+1815315+2615315+2626297(Top 93%)15275(Top 95%)15275(Top 271%)
15K9.32 mi3.11 mi26393-5315330-1515330-1526482(Top 93%)15362(Top 95%)15362(Top 272%)
20K12.43 mi3.11 mi26761-36815477-14715477-14727323(Top 96%)15660(Top 97%)15660(Top 278%)
Half13.11 mi0.68 mi26790-2915485-815485-827151(Top 96%)15584(Top 97%)15584(Top 276%)
25K15.53 mi2.42 mi26948-15815528-4315528-4327322(Top 96%)15649(Top 97%)15649(Top 277%)
30K18.64 mi3.11 mi27060-11215564-3615564-3627356(Top 96%)15597(Top 97%)15597(Top 276%)
20M20.00 mi1.36 mi27168-10815597-3315597-3327958(Top 98%)15856(Top 98%)15856(Top 281%)
21M21.00 mi1.00 mi27228-6015612-1515612-1527821(Top 98%)15784(Top 98%)15784(Top 280%)
35K21.75 mi0.75 mi27271-4315619-715619-727775(Top 98%)15713(Top 98%)15713(Top 279%)
23M23.00 mi1.25 mi27349-7815652-3315652-3328002(Top 99%)15844(Top 98%)15844(Top 281%)
24M24.00 mi1.00 mi27415-6615672-2015672-2028044(Top 99%)15861(Top 98%)15861(Top 281%)
40K24.85 mi0.85 mi27487-7215701-2915701-2928150(Top 99%)15930(Top 99%)15930(Top 282%)
25.2M25.20 mi0.35 mi27509-2215705-415705-428169(Top 99%)15932(Top 99%)15932(Top 282%)
Finish26.22 mi1.02 mi27627-11815740-3515740-3528314(Top 100%)16044(Top 100%)16044(Top 284%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21stories
+97ft-345ft

Overall

26482

Males

15362

M18-39

15362

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

26297

Males

15275

M18-39

15275

10K→15K

6.2 - 9.3 mi

Top 93%
×3stories
+67ft-78ft

Overall

26482

Males

15362

M18-39

15362

15K→20K

9.3 - 12.4 mi

Top 96%
×5stories
+106ft-86ft

Overall

27323

Males

15660

M18-39

15660

20K→Half

12.4 - 13.1 mi

Top 96%
×2stories
+19ft-37ft

Overall

27151

Males

15584

M18-39

15584

Half→25K

13.1 - 15.5 mi

Top 96%
×4stories
+66ft-88ft

Overall

27322

Males

15649

M18-39

15649

25K→30K

15.5 - 18.6 mi

Top 96%
×9stories
+181ft-148ft

Overall

27356

Males

15597

M18-39

15597

30K→20M

18.6 - 20.0 mi

Top 98%
×5stories
+64ft-50ft

Overall

27958

Males

15856

M18-39

15856

20M→21M

20.0 - 21.0 mi

Top 98%
×8stories
+106ft-24ft

Overall

27821

Males

15784

M18-39

15784

21M→35K

21.0 - 21.8 mi

Top 98%
×7stories
+17ft-86ft

Overall

27775

Males

15713

M18-39

15713

35K→23M

21.8 - 23.0 mi

Top 99%
×5stories
+23ft-63ft

Overall

28002

Males

15844

M18-39

15844

23M→24M

23.0 - 24.0 mi

Top 99%
×6stories
+12ft-82ft

Overall

28044

Males

15861

M18-39

15861

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

28150

Males

15930

M18-39

15930

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

28169

Males

15932

M18-39

15932

25.2M→Finish

25.2 - 26.2 mi

Top 100%
×2stories
+22ft-21ft

Overall

28314

Males

16044

M18-39

16044

Passing Analysis

Category:
Athletes Passed
442
Passed By
1711
Net Change
-1269
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26358
5K → 10K178160+18#26358#26340
10K → 15K110163-53#26340#26393
15K → 20K26394-368#26393#26761
20K → Half1039-29#26761#26790
Half → 25K26184-158#26790#26948
25K → 30K43155-112#26948#27060
30K → 20M7115-108#27060#27168
20M → 21M868-60#27168#27228
21M → 35K1053-43#27228#27271
35K → 23M886-78#27271#27349
23M → 24M1177-66#27349#27415
24M → 40K274-72#27415#27487
40K → 25.2M224-22#27487#27509
25.2M → Finish1119-118#27509#27627
TOTALS4421711-1269
📊

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