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BOSTON MARATHON 2024

Sakchai Samoottabarn

Bib: 11263•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 38%
Gender (Male)
#0 / 14578
Top 49%
Masters (Masters Men)
#0 / 9729
Top 39%
Division (M50-54)
#0 / 1935
Top 41%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:55
Rank: #9743
Start → 5K
22:55 | 7:23/mi
10K· 6.21 mi
46:10
Rank: #9856 (-113)
5K → 10K
23:15 | 7:29/mi
15K· 9.32 mi
1:09:49
Rank: #10086 (-230)
10K → 15K
23:39 | 7:37/mi
20K· 12.43 mi
1:34:45
Rank: #10575 (-489)
15K → 20K
24:56 | 8:02/mi
Half· 13.11 mi
1:40:06
Rank: #10616 (-41)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
1:59:42
Rank: #10563 (+53)
Half → 25K
19:36 | 8:05/mi
30K· 18.64 mi
2:25:34
Rank: #10302 (+261)
25K → 30K
25:52 | 8:20/mi
20M
2:37:14
Rank: #10235 (+67)
30K → 20M
11:40 | 8:35/mi
21M
2:46:21
Rank: #10096 (+139)
20M → 21M
9:07 | 9:07/mi
35K· 21.75 mi
2:52:28
Rank: #10007 (+89)
21M → 35K
6:07 | 8:11/mi
23M
3:03:02
Rank: #9824 (+183)
35K → 23M
10:34 | 8:26/mi
24M
3:11:12
Rank: #9682 (+142)
23M → 24M
8:10 | 8:10/mi
40K· 24.85 mi
3:18:32
Rank: #9626 (+56)
24M → 40K
7:20 | 8:35/mi
25.2M
3:21:45
Rank: #9569 (+57)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:30:05
Rank: #9589 (-20)
25.2M → Finish
8:20 | 8:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:06
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:49:59
Pace8:23 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5122:557:2322:55
7:23
-
10K
6.21 mi11:14:0646:107:2623:15
7:29
+0:06
15K
9.32 mi11:37:451:09:497:2923:39
7:37
+0:08
20K
12.43 mi12:02:411:34:457:3724:56
8:02
+0:25
Half
13.11 mi12:08:021:40:067:385:21
7:50
-0:12
25K
15.53 mi12:27:381:59:427:4219:36
8:05
+0:15
30K
18.64 mi12:53:302:25:347:4925:52
8:20
+0:15
20M
20.00 mi13:05:102:37:147:5211:40
8:35
+0:15
21M
21.00 mi13:14:172:46:217:559:07
9:07
+0:32
35K
21.75 mi13:20:242:52:287:566:07
8:11
-0:56
23M
23.00 mi13:30:583:03:027:5710:34
8:26
+0:15
24M
24.00 mi13:39:083:11:127:588:10
8:10
-0:16
40K
24.85 mi13:46:283:18:327:597:20
8:35
+0:25
25.2M
25.20 mi13:49:413:21:458:003:13
9:20
+0:45
Finish
26.22 mi13:58:013:30:058:018:20
8:11
-1:09

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

7:23 /mi

Average Pace

8:01 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:10

36% of race

Time at Steady Pace

1:43:35

49% of race

Time at Slower Pace

31:20

15% of race

Average Pace: 8:01 /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 mi10:50:5122:557:2322:55
7:23
#9743
10K
6.21 mi11:14:0646:107:2623:15
7:29
#9856
15K
9.32 mi11:37:451:09:497:2923:39
7:37
#10086
20K
12.43 mi12:02:411:34:457:3724:56
8:02
#10575
Half
13.11 mi12:08:021:40:067:385:21
7:50
#10616
25K
15.53 mi12:27:381:59:427:4219:36
8:05
#10563
30K
18.64 mi12:53:302:25:347:4925:52
8:20
#10302
20M
20.00 mi13:05:102:37:147:5211:40
8:35
#10235
21M
21.00 mi13:14:172:46:217:559:07
9:07
#10096
35K
21.75 mi13:20:242:52:287:566:07
8:11
#10007
23M
23.00 mi13:30:583:03:027:5710:34
8:26
#9824
24M
24.00 mi13:39:083:11:127:588:10
8:10
#9682
40K
24.85 mi13:46:283:18:327:597:20
8:35
#9626
25.2M
25.20 mi13:49:413:21:458:003:13
9:20
#9569
Finish
26.22 mi13:58:013:30:058:018:20
8:11
#9589
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi97437814781410503(Top 41%)8045(Top 55%)8045(Top 416%)
10K6.21 mi3.10 mi9856-1137847-337847-3310126(Top 40%)7942(Top 54%)7942(Top 410%)
15K9.32 mi3.11 mi10086-2307928-817928-8110503(Top 41%)8045(Top 55%)8045(Top 416%)
20K12.43 mi3.11 mi10575-4898114-1868114-18611994(Top 47%)8646(Top 59%)8646(Top 447%)
Half13.11 mi0.68 mi10616-418120-68120-611573(Top 45%)8417(Top 58%)8417(Top 435%)
25K15.53 mi2.42 mi10563+538038+828038+8210700(Top 42%)7856(Top 54%)7856(Top 406%)
30K18.64 mi3.11 mi10302+2617794+2447794+2449693(Top 38%)7125(Top 49%)7125(Top 368%)
20M20.00 mi1.36 mi10235+677712+827712+829891(Top 39%)6978(Top 48%)6978(Top 361%)
21M21.00 mi1.00 mi10096+1397594+1187594+1189100(Top 36%)6333(Top 43%)6333(Top 327%)
35K21.75 mi0.75 mi10007+897512+827512+828825(Top 35%)6171(Top 42%)6171(Top 319%)
23M23.00 mi1.25 mi9824+1837356+1567356+1568124(Top 32%)5665(Top 39%)5665(Top 293%)
24M24.00 mi1.00 mi9682+1427240+1167240+1167542(Top 30%)5263(Top 36%)5263(Top 272%)
40K24.85 mi0.85 mi9626+567175+657175+658749(Top 34%)5780(Top 40%)5780(Top 299%)
25.2M25.20 mi0.35 mi9569+577126+497126+497990(Top 31%)5322(Top 37%)5322(Top 275%)
Finish26.22 mi1.02 mi9589-207103+237103+239639(Top 38%)6275(Top 43%)6275(Top 324%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21stories
+97ft-345ft

Overall

10503

Males

8045

M50-54

8045

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

10126

Males

7942

M50-54

7942

10K→15K

6.2 - 9.3 mi

Top 41%
×3stories
+67ft-78ft

Overall

10503

Males

8045

M50-54

8045

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

11994

Males

8646

M50-54

8646

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

11573

Males

8417

M50-54

8417

Half→25K

13.1 - 15.5 mi

Top 42%
×4stories
+66ft-88ft

Overall

10700

Males

7856

M50-54

7856

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

9693

Males

7125

M50-54

7125

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

9891

Males

6978

M50-54

6978

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

9100

Males

6333

M50-54

6333

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

8825

Males

6171

M50-54

6171

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

8124

Males

5665

M50-54

5665

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

7542

Males

5263

M50-54

5263

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

8749

Males

5780

M50-54

5780

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

7990

Males

5322

M50-54

5322

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

9639

Males

6275

M50-54

6275

Passing Analysis

Category:
Athletes Passed
2288*
Passed By
2132
Net Change
+154
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9743
5K → 10K209322-113#9743#9856
10K → 15K136365-230#9856#10086
15K → 20K97586-489#10086#10575
20K → Half3374-41#10575#10616
Half → 25K246193+53#10616#10563
25K → 30K416155+261#10563#10302
30K → 20M173105+67#10302#10235
20M → 21M20465+139#10235#10096
21M → 35K12637+89#10096#10007
35K → 23M225*42+183#10007#9824
23M → 24M170*28+142#9824#9682
24M → 40K10751+56#9682#9626
40K → 25.2M7821+57#9626#9569
25.2M → Finish6888-20#9569#9589
TOTALS2288*2132+154

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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