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BOSTON MARATHON 2025

Worawat Chaiyosburana

Bib: 29223•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:14
Rank: #25707
Start → 5K
31:14 | 10:03/mi
10K· 6.21 mi
1:03:32
Rank: #25952 (-245)
5K → 10K
32:18 | 10:24/mi
15K· 9.32 mi
1:35:03
Rank: #25711 (+241)
10K → 15K
31:31 | 10:09/mi
20K· 12.43 mi
2:06:30
Rank: #25393 (+318)
15K → 20K
31:27 | 10:07/mi
Half· 13.11 mi
2:13:03
Rank: #25314 (+79)
20K → Half
6:33 | 9:36/mi
25K· 15.53 mi
2:37:47
Rank: #25039 (+275)
Half → 25K
24:44 | 10:12/mi
30K· 18.64 mi
3:11:18
Rank: #24791 (+248)
25K → 30K
33:31 | 10:47/mi
20M
3:26:55
Rank: #24773 (+18)
30K → 20M
15:37 | 11:30/mi
21M
3:38:35
Rank: #24687 (+86)
20M → 21M
11:40 | 11:40/mi
35K· 21.75 mi
3:45:53
Rank: #24601 (+86)
21M → 35K
7:18 | 9:45/mi
23M
3:58:46
Rank: #24446 (+155)
35K → 23M
12:53 | 10:17/mi
24M
4:08:53
Rank: #24329 (+117)
23M → 24M
10:07 | 10:07/mi
40K· 24.85 mi
4:17:34
Rank: #24234 (+95)
24M → 40K
8:41 | 10:09/mi
25.2M
4:21:22
Rank: #24188 (+46)
40K → 25.2M
3:48 | 11:01/mi
Finish· 26.22 mi
4:31:09
Rank: #24117 (+71)
25.2M → Finish
9:47 | 9:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:03
Pace10:09 /mi
2nd Half
Distance13.11 mi
Time2:18:06
Pace10:32 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:5231:1410:0331:14
10:03
-
10K
6.21 mi12:25:101:03:3210:1332:18
10:24
+0:21
15K
9.32 mi12:56:411:35:0310:1231:31
10:09
-0:15
20K
12.43 mi13:28:082:06:3010:1131:27
10:07
-0:02
Half
13.11 mi13:34:412:13:0310:096:33
9:36
-0:31
25K
15.53 mi13:59:252:37:4710:0924:44
10:12
+0:36
30K
18.64 mi14:32:563:11:1810:1633:31
10:47
+0:35
20M
20.00 mi14:48:333:26:5510:2115:37
11:30
+0:43
21M
21.00 mi15:00:133:38:3510:2511:40
11:40
+0:10
35K
21.75 mi15:07:313:45:5310:237:18
9:45
-1:55
23M
23.00 mi15:20:243:58:4610:2312:53
10:17
+0:32
24M
24.00 mi15:30:314:08:5310:2210:07
10:07
-0:10
40K
24.85 mi15:39:124:17:3410:228:41
10:09
+0:02
25.2M
25.20 mi15:43:004:21:2210:223:48
11:01
+0:52
Finish
26.22 mi15:52:474:31:0910:219:47
9:36
-1:25

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

9:36 /mi

Average Pace

10:21 /mi

Slowest Pace

11:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

23:38

9% of race

Time at Steady Pace

3:02:55

67% of race

Time at Slower Pace

1:04:36

24% of race

Average Pace: 10:20 /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 mi11:52:5231:1410:0331:14
10:03
#25707
10K
6.21 mi12:25:101:03:3210:1332:18
10:24
#25952
15K
9.32 mi12:56:411:35:0310:1231:31
10:09
#25711
20K
12.43 mi13:28:082:06:3010:1131:27
10:07
#25393
Half
13.11 mi13:34:412:13:0310:096:33
9:36
#25314
25K
15.53 mi13:59:252:37:4710:0924:44
10:12
#25039
30K
18.64 mi14:32:563:11:1810:1633:31
10:47
#24791
20M
20.00 mi14:48:333:26:5510:2115:37
11:30
#24773
21M
21.00 mi15:00:133:38:3510:2511:40
11:40
#24687
35K
21.75 mi15:07:313:45:5310:237:18
9:45
#24601
23M
23.00 mi15:20:243:58:4610:2312:53
10:17
#24446
24M
24.00 mi15:30:314:08:5310:2210:07
10:07
#24329
40K
24.85 mi15:39:124:17:3410:228:41
10:09
#24234
25.2M
25.20 mi15:43:004:21:2210:223:48
11:01
#24188
Finish
26.22 mi15:52:474:31:0910:219:47
9:36
#24117
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi25707150521505225294(Top 89%)14829(Top 92%)14829(Top 743%)
10K6.21 mi3.10 mi25952-24515145-9315145-9326090(Top 92%)15184(Top 94%)15184(Top 761%)
15K9.32 mi3.11 mi25711+24115025+12015025+12025294(Top 89%)14829(Top 92%)14829(Top 743%)
20K12.43 mi3.11 mi25393+31814874+15114874+15124474(Top 86%)14439(Top 90%)14439(Top 723%)
Half13.11 mi0.68 mi25314+7914836+3814836+3823838(Top 84%)14168(Top 88%)14168(Top 710%)
25K15.53 mi2.42 mi25039+27514704+13214704+13223732(Top 84%)14066(Top 87%)14066(Top 705%)
30K18.64 mi3.11 mi24791+24814561+14314561+14323579(Top 83%)13876(Top 86%)13876(Top 695%)
20M20.00 mi1.36 mi24773+1814537+2414537+2424511(Top 86%)14223(Top 88%)14223(Top 713%)
21M21.00 mi1.00 mi24687+8614490+4714490+4722948(Top 81%)13420(Top 83%)13420(Top 672%)
35K21.75 mi0.75 mi24601+8614443+4714443+4721191(Top 75%)12536(Top 78%)12536(Top 628%)
23M23.00 mi1.25 mi24446+15514352+9114352+9121385(Top 75%)12593(Top 78%)12593(Top 631%)
24M24.00 mi1.00 mi24329+11714290+6214290+6221689(Top 76%)12678(Top 79%)12678(Top 635%)
40K24.85 mi0.85 mi24234+9514229+6114229+6120951(Top 74%)12261(Top 76%)12261(Top 614%)
25.2M25.20 mi0.35 mi24188+4614196+3314196+3320710(Top 73%)12157(Top 75%)12157(Top 609%)
Finish26.22 mi1.02 mi24117+7114159+3714159+3721556(Top 76%)12568(Top 78%)12568(Top 630%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21stories
+97ft-345ft

Overall

25294

Males

14829

M50-54

14829

5K→10K

3.1 - 6.2 mi

Top 92%
×5stories
+79ft-138ft

Overall

26090

Males

15184

M50-54

15184

10K→15K

6.2 - 9.3 mi

Top 89%
×3stories
+67ft-78ft

Overall

25294

Males

14829

M50-54

14829

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

24474

Males

14439

M50-54

14439

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

23838

Males

14168

M50-54

14168

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

23732

Males

14066

M50-54

14066

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

23579

Males

13876

M50-54

13876

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

24511

Males

14223

M50-54

14223

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

22948

Males

13420

M50-54

13420

21M→35K

21.0 - 21.8 mi

Top 75%
×7stories
+17ft-86ft

Overall

21191

Males

12536

M50-54

12536

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

21385

Males

12593

M50-54

12593

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

21689

Males

12678

M50-54

12678

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

20951

Males

12261

M50-54

12261

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

20710

Males

12157

M50-54

12157

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2stories
+22ft-21ft

Overall

21556

Males

12568

M50-54

12568

Passing Analysis

Category:
Athletes Passed
2118
Passed By
528
Net Change
+1590
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25707
5K → 10K110355-245#25707#25952
10K → 15K27534+241#25952#25711
15K → 20K3257+318#25711#25393
20K → Half801+79#25393#25314
Half → 25K2794+275#25314#25039
25K → 30K27325+248#25039#24791
30K → 20M7052+18#24791#24773
20M → 21M10115+86#24773#24687
21M → 35K893+86#24687#24601
35K → 23M1627+155#24601#24446
23M → 24M1247+117#24446#24329
24M → 40K1016+95#24329#24234
40K → 25.2M482+46#24234#24188
25.2M → Finish8110+71#24188#24117
TOTALS2118528+1590
📊

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