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BOSTON MARATHON 2025

Masaya Sugiyama

Bib: 5611•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 33%
Gender (Male)
#0 / 16105
Top 46%
Masters (Masters Men)
#0 / 10463
Top 35%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:45
Rank: #5275
Start → 5K
20:45 | 6:41/mi
10K· 6.21 mi
41:46
Rank: #5586 (-311)
5K → 10K
21:01 | 6:46/mi
15K· 9.32 mi
1:03:17
Rank: #6094 (-508)
10K → 15K
21:31 | 6:56/mi
20K· 12.43 mi
1:25:33
Rank: #6712 (-618)
15K → 20K
22:16 | 7:10/mi
Half· 13.11 mi
1:30:19
Rank: #6747 (-35)
20K → Half
4:46 | 6:59/mi
25K· 15.53 mi
1:48:21
Rank: #7103 (-356)
Half → 25K
18:02 | 7:26/mi
30K· 18.64 mi
2:13:44
Rank: #7857 (-754)
25K → 30K
25:23 | 8:10/mi
20M
2:25:28
Rank: #8320 (-463)
30K → 20M
11:44 | 8:38/mi
21M
2:35:14
Rank: #8917 (-597)
20M → 21M
9:46 | 9:46/mi
35K· 21.75 mi
2:41:08
Rank: #8994 (-77)
21M → 35K
5:54 | 7:53/mi
23M
2:51:51
Rank: #9247 (-253)
35K → 23M
10:43 | 8:34/mi
24M
2:59:50
Rank: #9322 (-75)
23M → 24M
7:59 | 7:59/mi
40K· 24.85 mi
3:06:54
Rank: #9415 (-93)
24M → 40K
7:04 | 8:16/mi
25.2M
3:10:10
Rank: #9493 (-78)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:17:55
Rank: #9485 (+8)
25.2M → Finish
7:45 | 7:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:19
Pace6:53 /mi
2nd Half
Distance13.11 mi
Time1:47:36
Pace8:12 /mi
📊Positive Split: 19.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:1220:456:4120:45
6:41
-
10K
6.21 mi10:46:1341:466:4321:01
6:46
+0:05
15K
9.32 mi11:07:441:03:176:4721:31
6:56
+0:10
20K
12.43 mi11:30:001:25:336:5322:16
7:10
+0:14
Half
13.11 mi11:34:461:30:196:534:46
6:59
-0:11
25K
15.53 mi11:52:481:48:216:5818:02
7:26
+0:27
30K
18.64 mi12:18:112:13:447:1025:23
8:10
+0:44
20M
20.00 mi12:29:552:25:287:1611:44
8:38
+0:28
21M
21.00 mi12:39:412:35:147:249:46
9:46
+1:08
35K
21.75 mi12:45:352:41:087:255:54
7:53
-1:53
23M
23.00 mi12:56:182:51:517:2810:43
8:34
+0:41
24M
24.00 mi13:04:172:59:507:307:59
7:59
-0:35
40K
24.85 mi13:11:213:06:547:317:04
8:16
+0:17
25.2M
25.20 mi13:14:373:10:107:333:16
9:28
+1:12
Finish
26.22 mi13:22:223:17:557:337:45
7:36
-1:52

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

6:41 /mi

Average Pace

7:33 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:19

46% of race

Time at Steady Pace

1:12:07

36% of race

Time at Slower Pace

35:29

18% of race

Average Pace: 7:33 /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 mi10:25:1220:456:4120:45
6:41
#5275
10K
6.21 mi10:46:1341:466:4321:01
6:46
#5586
15K
9.32 mi11:07:441:03:176:4721:31
6:56
#6094
20K
12.43 mi11:30:001:25:336:5322:16
7:10
#6712
Half
13.11 mi11:34:461:30:196:534:46
6:59
#6747
25K
15.53 mi11:52:481:48:216:5818:02
7:26
#7103
30K
18.64 mi12:18:112:13:447:1025:23
8:10
#7857
20M
20.00 mi12:29:552:25:287:1611:44
8:38
#8320
21M
21.00 mi12:39:412:35:147:249:46
9:46
#8917
35K
21.75 mi12:45:352:41:087:255:54
7:53
#8994
23M
23.00 mi12:56:182:51:517:2810:43
8:34
#9247
24M
24.00 mi13:04:172:59:507:307:59
7:59
#9322
40K
24.85 mi13:11:213:06:547:317:04
8:16
#9415
25.2M
25.20 mi13:14:373:10:107:333:16
9:28
#9493
Finish
26.22 mi13:22:223:17:557:337:45
7:36
#9485
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5275491049107127(Top 25%)6345(Top 39%)6345(Top 282%)
10K6.21 mi3.10 mi5586-3115164-2545164-2546014(Top 21%)5500(Top 34%)5500(Top 245%)
15K9.32 mi3.11 mi6094-5085582-4185582-4187127(Top 25%)6345(Top 39%)6345(Top 282%)
20K12.43 mi3.11 mi6712-6186055-4736055-4737948(Top 28%)6841(Top 42%)6841(Top 304%)
Half13.11 mi0.68 mi6747-356087-326087-327496(Top 26%)6586(Top 41%)6586(Top 293%)
25K15.53 mi2.42 mi7103-3566332-2456332-2459432(Top 33%)7567(Top 47%)7567(Top 337%)
30K18.64 mi3.11 mi7857-7546790-4586790-45812578(Top 44%)8935(Top 55%)8935(Top 398%)
20M20.00 mi1.36 mi8320-4637043-2537043-25314603(Top 51%)9726(Top 60%)9726(Top 433%)
21M21.00 mi1.00 mi8917-5977352-3097352-30917301(Top 61%)10817(Top 67%)10817(Top 481%)
35K21.75 mi0.75 mi8994-777378-267378-2611410(Top 40%)8044(Top 50%)8044(Top 358%)
23M23.00 mi1.25 mi9247-2537474-967474-9613642(Top 48%)8985(Top 56%)8985(Top 400%)
24M24.00 mi1.00 mi9322-757488-147488-1411082(Top 39%)7706(Top 48%)7706(Top 343%)
40K24.85 mi0.85 mi9415-937498-107498-1011920(Top 42%)8001(Top 50%)8001(Top 356%)
25.2M25.20 mi0.35 mi9493-787519-217519-2114347(Top 51%)9076(Top 56%)9076(Top 404%)
Finish26.22 mi1.02 mi9485+87472+477472+479941(Top 35%)6950(Top 43%)6950(Top 309%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

7127

Males

6345

M40-44

6345

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

6014

Males

5500

M40-44

5500

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

7127

Males

6345

M40-44

6345

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7948

Males

6841

M40-44

6841

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

7496

Males

6586

M40-44

6586

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

9432

Males

7567

M40-44

7567

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

12578

Males

8935

M40-44

8935

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

14603

Males

9726

M40-44

9726

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

17301

Males

10817

M40-44

10817

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

11410

Males

8044

M40-44

8044

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

13642

Males

8985

M40-44

8985

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

11082

Males

7706

M40-44

7706

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11920

Males

8001

M40-44

8001

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

14347

Males

9076

M40-44

9076

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

9941

Males

6950

M40-44

6950

Passing Analysis

Category:
Athletes Passed
617
Passed By
4827
Net Change
-4210
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5275
5K → 10K75386-311#5275#5586
10K → 15K44552-508#5586#6094
15K → 20K33651-618#6094#6712
20K → Half1853-35#6712#6747
Half → 25K47403-356#6747#7103
25K → 30K52806-754#7103#7857
30K → 20M22485-463#7857#8320
20M → 21M9606-597#8320#8917
21M → 35K49126-77#8917#8994
35K → 23M53306-253#8994#9247
23M → 24M65140-75#9247#9322
24M → 40K47140-93#9322#9415
40K → 25.2M23101-78#9415#9493
25.2M → Finish8072+8#9493#9485
TOTALS6174827-4210
📊

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