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BOSTON MARATHON 2025

Eiichiro Omori

Bib: 32351•M

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
27:20
Rank: #21496
Start → 5K
8:48/mi
27:20 split
10K· 6.21 mi
54:03
Rank: #20900 (+596)
5K → 10K
8:36/mi
26:43 split
15K· 9.32 mi
1:20:17
Rank: #20278 (+622)
10K → 15K
8:27/mi
26:14 split
20K· 12.43 mi
1:46:55
Rank: #19879 (+399)
15K → 20K
8:34/mi
26:38 split
Half· 13.11 mi
1:52:24
Rank: #19728 (+151)
20K → Half
8:02/mi
5:29 split
25K· 15.53 mi
2:13:43
Rank: #19557 (+171)
Half → 25K
8:48/mi
21:19 split
30K· 18.64 mi
2:42:43
Rank: #19485 (+72)
25K → 30K
9:20/mi
29:00 split
20M
2:55:23
Rank: #19395 (+90)
30K → 20M
9:19/mi
12:40 split
21M
3:04:34
Rank: #19113 (+282)
20M → 21M
9:11/mi
9:11 split
35K· 21.75 mi
3:10:48
Rank: #18952 (+161)
21M → 35K
8:20/mi
6:14 split
23M
3:22:18
Rank: #18839 (+113)
35K → 23M
9:11/mi
11:30 split
24M
3:31:06
Rank: #18744 (+95)
23M → 24M
8:48/mi
8:48 split
40K· 24.85 mi
3:38:22
Rank: #18513 (+231)
24M → 40K
8:30/mi
7:16 split
25.2M
3:41:24
Rank: #18397 (+116)
40K → 25.2M
8:48/mi
3:02 split
Finish· 26.22 mi
3:49:07
Rank: #18110 (+287)
25.2M → Finish
7:34/mi
7:43 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:24
Pace8:34 /mi
2nd Half
Distance13.11 mi
Time1:56:43
Pace8:54 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:5727:208:4827:20
8:48
-
10K
6.21 mi12:18:4054:038:4226:43
8:36
-0:12
15K
9.32 mi12:44:541:20:178:3726:14
8:27
-0:09
20K
12.43 mi13:11:321:46:558:3626:38
8:34
+0:07
Half
13.11 mi13:17:011:52:248:345:29
8:02
-0:32
25K
15.53 mi13:38:202:13:438:3621:19
8:48
+0:46
30K
18.64 mi14:07:202:42:438:4429:00
9:20
+0:32
20M
20.00 mi14:20:002:55:238:4612:40
9:19
-0:01
21M
21.00 mi14:29:113:04:348:479:11
9:11
-0:08
35K
21.75 mi14:35:253:10:488:466:14
8:20
-0:51
23M
23.00 mi14:46:553:22:188:4811:30
9:11
+0:51
24M
24.00 mi14:55:433:31:068:488:48
8:48
-0:23
40K
24.85 mi15:02:593:38:228:477:16
8:30
-0:18
25.2M
25.20 mi15:06:013:41:248:473:02
8:48
+0:18
Finish
26.22 mi15:13:443:49:078:457:43
7:34
-1:14

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

7:34 /mi

Average Pace

8:45 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

52:56

23% of race

Time at Steady Pace

1:53:50

50% of race

Time at Slower Pace

1:02:21

27% of race

Average Pace: 8:44 /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 mi11:51:5727:208:4827:20
8:48
#21496
10K
6.21 mi12:18:4054:038:4226:43
8:36
#20900
15K
9.32 mi12:44:541:20:178:3726:14
8:27
#20278
20K
12.43 mi13:11:321:46:558:3626:38
8:34
#19879
Half
13.11 mi13:17:011:52:248:345:29
8:02
#19728
25K
15.53 mi13:38:202:13:438:3621:19
8:48
#19557
30K
18.64 mi14:07:202:42:438:4429:00
9:20
#19485
20M
20.00 mi14:20:002:55:238:4612:40
9:19
#19395
21M
21.00 mi14:29:113:04:348:479:11
9:11
#19113
35K
21.75 mi14:35:253:10:488:466:14
8:20
#18952
23M
23.00 mi14:46:553:22:188:4811:30
9:11
#18839
24M
24.00 mi14:55:433:31:068:488:48
8:48
#18744
40K
24.85 mi15:02:593:38:228:477:16
8:30
#18513
25.2M
25.20 mi15:06:013:41:248:473:02
8:48
#18397
Finish
26.22 mi15:13:443:49:078:457:43
7:34
#18110
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi21496130731307318980(Top 67%)12036(Top 75%)12036(Top 213%)
10K6.21 mi3.10 mi20900+59612841+23212841+23220339(Top 72%)12623(Top 78%)12623(Top 224%)
15K9.32 mi3.11 mi20278+62212592+24912592+24918980(Top 67%)12036(Top 75%)12036(Top 213%)
20K12.43 mi3.11 mi19879+39912414+17812414+17818678(Top 66%)11893(Top 74%)11893(Top 211%)
Half13.11 mi0.68 mi19728+15112348+6612348+6616177(Top 57%)10850(Top 67%)10850(Top 192%)
25K15.53 mi2.42 mi19557+17112274+7412274+7418873(Top 66%)11910(Top 74%)11910(Top 211%)
30K18.64 mi3.11 mi19485+7212198+7612198+7619262(Top 68%)11950(Top 74%)11950(Top 212%)
20M20.00 mi1.36 mi19395+9012135+6312135+6318381(Top 65%)11390(Top 71%)11390(Top 202%)
21M21.00 mi1.00 mi19113+28211999+13611999+13614532(Top 51%)9592(Top 60%)9592(Top 170%)
35K21.75 mi0.75 mi18952+16111900+9911900+9914474(Top 51%)9506(Top 59%)9506(Top 168%)
23M23.00 mi1.25 mi18839+11311824+7611824+7617247(Top 61%)10626(Top 66%)10626(Top 188%)
24M24.00 mi1.00 mi18744+9511762+6211762+6216312(Top 57%)10170(Top 63%)10170(Top 180%)
40K24.85 mi0.85 mi18513+23111632+13011632+13013426(Top 47%)8737(Top 54%)8737(Top 155%)
25.2M25.20 mi0.35 mi18397+11611571+6111571+6110618(Top 37%)7310(Top 45%)7310(Top 130%)
Finish26.22 mi1.02 mi18110+28711433+13811433+1389742(Top 34%)6853(Top 43%)6853(Top 121%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21story building
+97ft-345ft

Overall

18980

Males

12036

M18-39

12036

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

20339

Males

12623

M18-39

12623

10K→15K

6.2 - 9.3 mi

Top 67%
×3story building
+67ft-78ft

Overall

18980

Males

12036

M18-39

12036

15K→20K

9.3 - 12.4 mi

Top 66%
×5story building
+106ft-86ft

Overall

18678

Males

11893

M18-39

11893

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

16177

Males

10850

M18-39

10850

Half→25K

13.1 - 15.5 mi

Top 66%
×4story building
+66ft-88ft

Overall

18873

Males

11910

M18-39

11910

25K→30K

15.5 - 18.6 mi

Top 68%
×9story building
+181ft-148ft

Overall

19262

Males

11950

M18-39

11950

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

18381

Males

11390

M18-39

11390

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

14532

Males

9592

M18-39

9592

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

14474

Males

9506

M18-39

9506

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

17247

Males

10626

M18-39

10626

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

16312

Males

10170

M18-39

10170

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

13426

Males

8737

M18-39

8737

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10618

Males

7310

M18-39

7310

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

9742

Males

6853

M18-39

6853

Passing Analysis

Category:
Athletes Passed
3919
Passed By
533
Net Change
+3386
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21496
5K → 10K69195+596#21496#20900
10K → 15K64624+622#20900#20278
15K → 20K43233+399#20278#19879
20K → Half1521+151#19879#19728
Half → 25K24473+171#19728#19557
25K → 30K246174+72#19557#19485
30K → 20M14656+90#19485#19395
20M → 21M2853+282#19395#19113
21M → 35K1632+161#19113#18952
35K → 23M15744+113#18952#18839
23M → 24M11823+95#18839#18744
24M → 40K2343+231#18744#18513
40K → 25.2M1171+116#18513#18397
25.2M → Finish2881+287#18397#18110
TOTALS3919533+3386
📊

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