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BOSTON MARATHON 2024

Chaiwat Horthammarat

Bib: 27553•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 50%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M50-54)
#0 / 1935
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:20/mi
25:54
↑ 97↓ 3451.5%
10K· 6.21 mi
7:45/mi
49:58
↑ 79↓ 1380.4%
15K· 9.32 mi
7:52/mi
1:14:23
↑ 67↓ 78
20K· 12.43 mi
8:06/mi
1:39:32
↑ 106↓ 860.1%
Half· 13.11 mi
7:58/mi
1:44:58
↑ 19↓ 370.5%
25K· 15.53 mi
8:23/mi
2:05:17
↑ 66↓ 880.2%
30K· 18.64 mi
8:44/mi
2:32:25
↑ 181↓ 1480.2%
20M
8:55/mi
2:44:32
↑ 64↓ 500.2%
21M
10:06/mi
2:54:38
↑ 106↓ 241.6%
35K· 21.75 mi
8:17/mi
3:00:50
↑ 17↓ 861.7%
23M
9:25/mi
3:12:38
↑ 23↓ 630.6%
24M
8:56/mi
3:21:34
↓ 821.3%
40K· 24.85 mi
9:55/mi
3:30:03
↓ 200.3%
25.2M
10:44/mi
3:33:45
↑ 13↓ 160.2%
Finish· 26.22 mi
9:19/mi
3:43:15
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:58
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:58:17
Pace9:01 /mi
📊Positive Split: 12.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:2825:548:2025:54
8:20
-
10K
6.21 mi12:09:3249:588:0224:04
7:45
-0:35
15K
9.32 mi12:33:571:14:237:5924:25
7:52
+0:07
20K
12.43 mi12:59:061:39:328:0125:09
8:06
+0:14
Half
13.11 mi13:04:321:44:588:005:26
7:58
-0:08
25K
15.53 mi13:24:512:05:178:0420:19
8:23
+0:25
30K
18.64 mi13:51:592:32:258:1127:08
8:44
+0:21
20M
20.00 mi14:04:062:44:328:1412:07
8:55
+0:11
21M
21.00 mi14:14:122:54:388:1910:06
10:06
+1:11
35K
21.75 mi14:20:243:00:508:196:12
8:17
-1:49
23M
23.00 mi14:32:123:12:388:2311:48
9:25
+1:08
24M
24.00 mi14:41:083:21:348:248:56
8:56
-0:29
40K
24.85 mi14:49:373:30:038:278:29
9:55
+0:59
25.2M
25.20 mi14:53:193:33:458:293:42
10:44
+0:49
Finish
26.22 mi15:02:493:43:158:319:30
9:19
-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

7:45 /mi

Average Pace

8:31 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:16

38% of race

Time at Steady Pace

1:34:24

42% of race

Time at Slower Pace

43:35

20% of race

Average Pace: 8:31 /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 mi11:45:2825:548:2025:54
8:20
#16837
10K
6.21 mi12:09:3249:588:0224:04
7:45
#14718
15K
9.32 mi12:33:571:14:237:5924:25
7:52
#13924
20K
12.43 mi12:59:061:39:328:0125:09
8:06
#13502
Half
13.11 mi13:04:321:44:588:005:26
7:58
#13430
25K
15.53 mi13:24:512:05:178:0420:19
8:23
#13170
30K
18.64 mi13:51:592:32:258:1127:08
8:44
#12812
20M
20.00 mi14:04:062:44:328:1412:07
8:55
#12672
21M
21.00 mi14:14:122:54:388:1910:06
10:06
#12695
35K
21.75 mi14:20:243:00:508:196:12
8:17
#12546
23M
23.00 mi14:32:123:12:388:2311:48
9:25
#12548
24M
24.00 mi14:41:083:21:348:248:56
8:56
#12490
40K
24.85 mi14:49:373:30:038:278:29
9:55
#12574
25.2M
25.20 mi14:53:193:33:458:293:42
10:44
#12594
Finish
26.22 mi15:02:493:43:158:319:30
9:19
#12726
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi16837107331073312379(Top 48%)8908(Top 61%)8908(Top 460%)
10K6.21 mi3.10 mi14718+21199921+8129921+81212203(Top 48%)8876(Top 61%)8876(Top 459%)
15K9.32 mi3.11 mi13924+7949589+3329589+33212379(Top 48%)8908(Top 61%)8908(Top 460%)
20K12.43 mi3.11 mi13502+4229409+1809409+18012481(Top 49%)8882(Top 61%)8882(Top 459%)
Half13.11 mi0.68 mi13430+729366+439366+4312465(Top 49%)8856(Top 61%)8856(Top 458%)
25K15.53 mi2.42 mi13170+2609239+1279239+12712404(Top 49%)8648(Top 59%)8648(Top 447%)
30K18.64 mi3.11 mi12812+3588990+2498990+24911862(Top 46%)8174(Top 56%)8174(Top 422%)
20M20.00 mi1.36 mi12672+1408860+1308860+13011680(Top 46%)7801(Top 54%)7801(Top 403%)
21M21.00 mi1.00 mi12695-238813+478813+4713353(Top 52%)8353(Top 57%)8353(Top 432%)
35K21.75 mi0.75 mi12546+1498715+988715+989484(Top 37%)6515(Top 45%)6515(Top 337%)
23M23.00 mi1.25 mi12548-28653+628653+6213168(Top 52%)8145(Top 56%)8145(Top 421%)
24M24.00 mi1.00 mi12490+588572+818572+8111795(Top 46%)7468(Top 51%)7468(Top 386%)
40K24.85 mi0.85 mi12574-848556+168556+1614709(Top 58%)8799(Top 60%)8799(Top 455%)
25.2M25.20 mi0.35 mi12594-208551+58551+513563(Top 53%)8186(Top 56%)8186(Top 423%)
Finish26.22 mi1.02 mi12726-1328562-118562-1115700(Top 61%)9296(Top 64%)9296(Top 480%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21story building
+97ft-345ft

Overall

12379

Males

8908

M50-54

8908

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

12203

Males

8876

M50-54

8876

10K→15K

6.2 - 9.3 mi

Top 48%
×3story building
+67ft-78ft

Overall

12379

Males

8908

M50-54

8908

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

12481

Males

8882

M50-54

8882

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

12465

Males

8856

M50-54

8856

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

12404

Males

8648

M50-54

8648

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

11862

Males

8174

M50-54

8174

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

11680

Males

7801

M50-54

7801

20M→21M

20.0 - 21.0 mi

Top 52%
×8story building
+106ft-24ft

Overall

13353

Males

8353

M50-54

8353

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

9484

Males

6515

M50-54

6515

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

13168

Males

8145

M50-54

8145

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

11795

Males

7468

M50-54

7468

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

14709

Males

8799

M50-54

8799

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

13563

Males

8186

M50-54

8186

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2story building
+22ft-21ft

Overall

15700

Males

9296

M50-54

9296

Passing Analysis

Category:
Athletes Passed
5207
Passed By
1096
Net Change
+4111
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16837
5K → 10K21245+2119#16837#14718
10K → 15K80511+794#14718#13924
15K → 20K48563+422#13924#13502
20K → Half8311+72#13502#13430
Half → 25K360100+260#13430#13170
25K → 30K45799+358#13170#12812
30K → 20M20464+140#12812#12672
20M → 21M120143-23#12672#12695
21M → 35K1567+149#12695#12546
35K → 23M127129-2#12546#12548
23M → 24M12365+58#12548#12490
24M → 40K74158-84#12490#12574
40K → 25.2M3858-20#12574#12594
25.2M → Finish51183-132#12594#12726
TOTALS52071096+4111
📊

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