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BOSTON MARATHON 2026

Thongchai Yongvanichakorn

Bib: 25150 •M •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M65-69)
#0 / 774
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
31:48
3.11 mi
Rank: #26564
Start → 5K
31:48 | 10:15/mi
10K
1:04:57
6.21 mi
Rank: #26945 (-381)
5K → 10K
33:09 | 10:41/mi
15K
1:42:13
9.32 mi
Rank: #27674 (-729)
10K → 15K
37:16 | 12:00/mi
20K
2:17:18
12.43 mi
Rank: #27586 (+88)
15K → 20K
35:05 | 11:18/mi
HALF
2:24:54
13.11 mi
Rank: #27583 (+3)
20K → HALF
7:36 | 11:09/mi
25K
2:55:43
15.53 mi
Rank: #27702 (-119)
HALF → 25K
30:49 | 12:43/mi
30K
3:39:23
18.64 mi
Rank: #27919 (-217)
25K → 30K
43:40 | 14:04/mi
20M
3:57:58
20.00 mi
Rank: #27930 (-11)
30K → 20M
18:35 | 13:41/mi
21M
4:11:51
21.00 mi
Rank: #27908 (+22)
20M → 21M
13:53 | 13:53/mi
35K
4:22:06
21.75 mi
Rank: #27925 (-17)
21M → 35K
10:15 | 13:43/mi
23M
4:38:52
23.00 mi
Rank: #27921 (+4)
35K → 23M
16:46 | 13:24/mi
24M
4:52:45
24.00 mi
Rank: #27942 (-21)
23M → 24M
13:53 | 13:53/mi
40K
5:04:52
24.85 mi
Rank: #27953 (-11)
24M → 40K
12:07 | 14:11/mi
25.2M
5:09:35
25.20 mi
Rank: #27937 (+16)
40K → 25.2M
4:43 | 13:41/mi
FINISH
5:21:53
26.22 mi
Rank: #27934 (+3)
25.2M → FINISH
12:18 | 12:05/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:24:54
Pace11:04 /mi
2nd Half
Distance13.11 mi
Time2:56:59
Pace13:31 /mi
📊Positive Split: 22.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:36:5631:4810:1531:48
10:15
-
10K
6.21 mi12:10:051:04:5710:2833:09
10:41
+0:26
15K
9.32 mi12:47:211:42:1310:5937:16
12:00
+1:19
20K
12.43 mi13:22:262:17:1811:0335:05
11:18
-0:42
HALF
13.11 mi13:30:022:24:5411:047:36
11:09
-0:09
25K
15.53 mi14:00:512:55:4311:1930:49
12:43
+1:34
30K
18.64 mi14:44:313:39:2311:4743:40
14:04
+1:21
20M
20.00 mi15:03:063:57:5811:5418:35
13:41
-0:23
21M
21.00 mi15:16:594:11:5112:0013:53
13:53
+0:12
35K
21.75 mi15:27:144:22:0612:0410:15
13:43
-0:10
23M
23.00 mi15:44:004:38:5212:0816:46
13:24
-0:19
24M
24.00 mi15:57:534:52:4512:1213:53
13:53
+0:29
40K
24.85 mi16:10:005:04:5212:1612:07
14:11
+0:18
25.2M
25.20 mi16:14:435:09:3512:184:43
13:41
-0:30
FINISH
26.22 mi16:27:015:21:5312:1812:18
12:05
-1:36

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

10:15 /mi

Average Pace

12:17 /mi

Slowest Pace

14:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

3:08:01

58% of race

Time at Steady Pace

1:18:05

24% of race

Time at Slower Pace

55:47

17% of race

Average Pace: 12:17 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:36:5631:4810:1531:48
10:15
#26564
10K
6.21 mi12:10:051:04:5710:2833:09
10:41
#26945
15K
9.32 mi12:47:211:42:1310:5937:16
12:00
#27674
20K
12.43 mi13:22:262:17:1811:0335:05
11:18
#27586
HALF
13.11 mi13:30:022:24:5411:047:36
11:09
#27583
25K
15.53 mi14:00:512:55:4311:1930:49
12:43
#27702
30K
18.64 mi14:44:313:39:2311:4743:40
14:04
#27919
20M
20.00 mi15:03:063:57:5811:5418:35
13:41
#27930
21M
21.00 mi15:16:594:11:5112:0013:53
13:53
#27908
35K
21.75 mi15:27:144:22:0612:0410:15
13:43
#27925
23M
23.00 mi15:44:004:38:5212:0816:46
13:24
#27921
24M
24.00 mi15:57:534:52:4512:1213:53
13:53
#27942
40K
24.85 mi16:10:005:04:5212:1612:07
14:11
#27953
25.2M
25.20 mi16:14:435:09:3512:184:43
13:41
#27937
FINISH
26.22 mi16:27:015:21:5312:1812:18
12:05
#27934
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi26564154431544328350(Top 98%)16102(Top 99%)16102(Top 2080%)
10K6.21 mi3.10 mi26945-38115592-14915592-14927210(Top 94%)15688(Top 96%)15688(Top 2027%)
15K9.32 mi3.11 mi27674-72915877-28515877-28528350(Top 98%)16102(Top 99%)16102(Top 2080%)
20K12.43 mi3.11 mi27586+8815840+3715840+3727318(Top 94%)15722(Top 96%)15722(Top 2031%)
HALF13.11 mi0.68 mi27583+315830+1015830+1027533(Top 95%)15772(Top 97%)15772(Top 2038%)
25K15.53 mi2.42 mi27702-11915875-4515875-4528061(Top 97%)15969(Top 98%)15969(Top 2063%)
30K18.64 mi3.11 mi27919-21715943-6815943-6828393(Top 98%)16053(Top 98%)16053(Top 2074%)
20M20.00 mi1.36 mi27930-1115941+215941+227923(Top 96%)15822(Top 97%)15822(Top 2044%)
21M21.00 mi1.00 mi27908+2215933+815933+827231(Top 94%)15469(Top 95%)15469(Top 1999%)
35K21.75 mi0.75 mi27925-1715938-515938-528178(Top 97%)15895(Top 97%)15895(Top 2054%)
23M23.00 mi1.25 mi27921+415931+715931+727706(Top 95%)15688(Top 96%)15688(Top 2027%)
24M24.00 mi1.00 mi27942-21159311593128279(Top 97%)15921(Top 97%)15921(Top 2057%)
40K24.85 mi0.85 mi27953-1115933-215933-228014(Top 97%)15798(Top 97%)15798(Top 2041%)
25.2M25.20 mi0.35 mi27937+1615923+1015923+1026893(Top 93%)15234(Top 93%)15234(Top 1968%)
FINISH26.22 mi1.02 mi27934+315916+715916+727535(Top 95%)15549(Top 95%)15549(Top 2009%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21
+97ft-345ft

Overall

28350

Males

16102

M65-69

16102

5K→10K

3.1 - 6.2 mi

Top 94%
×5
+79ft-138ft

Overall

27210

Males

15688

M65-69

15688

10K→15K

6.2 - 9.3 mi

Top 98%
×3
+67ft-78ft

Overall

28350

Males

16102

M65-69

16102

15K→20K

9.3 - 12.4 mi

Top 94%
×5
+106ft-86ft

Overall

27318

Males

15722

M65-69

15722

20K→HALF

12.4 - 13.1 mi

Top 95%
×2
+19ft-37ft

Overall

27533

Males

15772

M65-69

15772

HALF→25K

13.1 - 15.5 mi

Top 97%
×4
+66ft-88ft

Overall

28061

Males

15969

M65-69

15969

25K→30K

15.5 - 18.6 mi

Top 98%
×9
+181ft-148ft

Overall

28393

Males

16053

M65-69

16053

30K→20M

18.6 - 20.0 mi

Top 96%
×5
+64ft-50ft

Overall

27923

Males

15822

M65-69

15822

20M→21M

20.0 - 21.0 mi

Top 94%
×8
+106ft-24ft

Overall

27231

Males

15469

M65-69

15469

21M→35K

21.0 - 21.8 mi

Top 97%
×7
+17ft-86ft

Overall

28178

Males

15895

M65-69

15895

35K→23M

21.8 - 23.0 mi

Top 95%
×5
+23ft-63ft

Overall

27706

Males

15688

M65-69

15688

23M→24M

23.0 - 24.0 mi

Top 97%
×6
+12ft-82ft

Overall

28279

Males

15921

M65-69

15921

24M→40K

24.0 - 24.9 mi

Top 97%
×1
+6ft-20ft

Overall

28014

Males

15798

M65-69

15798

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1
+13ft-16ft

Overall

26893

Males

15234

M65-69

15234

25.2M→FINISH

25.2 - 26.2 mi

Top 95%
×2
+22ft-21ft

Overall

27535

Males

15549

M65-69

15549

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
431
Passed By
976
Net Change
-1370
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26564
5K → 10K72200-381#26564#26945
10K → 15K10200-729#26945#27674
15K → 20K12537+88#27674#27586
20K → HALF2421+3#27586#27583
HALF → 25K40159-119#27583#27702
25K → 30K16200-217#27702#27919
30K → 20M1829-11#27919#27930
20M → 21M3311+22#27930#27908
21M → 35K825-17#27908#27925
35K → 23M2521+4#27925#27921
23M → 24M1233-21#27921#27942
24M → 40K1425-11#27942#27953
40K → 25.2M171+16#27953#27937
25.2M → FINISH1714+3#27937#27934
TOTALS431976-1370
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing