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BOSTON MARATHON 2024

David Ameijeiras

Bib: 29244•M

GA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
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
8:51/mi
27:29
↑ 97↓ 3451.5%
10K· 6.21 mi
8:35/mi
54:08
↑ 79↓ 1380.4%
15K· 9.32 mi
8:35/mi
1:20:47
↑ 67↓ 78
20K· 12.43 mi
9:31/mi
1:50:20
↑ 106↓ 860.1%
Half· 13.11 mi
9:30/mi
1:56:49
↑ 19↓ 370.5%
25K· 15.53 mi
10:25/mi
2:22:05
↑ 66↓ 880.2%
30K· 18.64 mi
12:35/mi
3:01:10
↑ 181↓ 1480.2%
20M
14:08/mi
3:20:22
↑ 64↓ 500.2%
21M
20:03/mi
3:40:25
↑ 106↓ 241.6%
35K· 21.75 mi
15:16/mi
3:51:50
↑ 17↓ 861.7%
23M
14:56/mi
4:10:32
↑ 23↓ 630.6%
24M
11:31/mi
4:22:03
↓ 821.3%
40K· 24.85 mi
14:21/mi
4:34:19
↓ 200.3%
25.2M
13:52/mi
4:39:06
↑ 13↓ 160.2%
Finish· 26.22 mi
9:25/mi
4:48:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:49
Pace8:55 /mi
2nd Half
Distance13.11 mi
Time2:51:53
Pace13:07 /mi
📊Positive Split: 47.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:3427:298:5127:29
8:51
-
10K
6.21 mi12:18:1354:088:4326:39
8:35
-0:16
15K
9.32 mi12:44:521:20:478:4026:39
8:35
0:00
20K
12.43 mi13:14:251:50:208:5329:33
9:31
+0:56
Half
13.11 mi13:20:541:56:498:556:29
9:30
-0:01
25K
15.53 mi13:46:102:22:059:0925:16
10:25
+0:55
30K
18.64 mi14:25:153:01:109:4339:05
12:35
+2:10
20M
20.00 mi14:44:273:20:2210:0119:12
14:08
+1:33
21M
21.00 mi15:04:303:40:2510:3020:03
20:03
+5:55
35K
21.75 mi15:15:553:51:5010:4011:25
15:16
-4:47
23M
23.00 mi15:34:374:10:3210:5418:42
14:56
-0:20
24M
24.00 mi15:46:084:22:0310:5511:31
11:31
-3:25
40K
24.85 mi15:58:244:34:1911:0212:16
14:21
+2:50
25.2M
25.20 mi16:03:114:39:0611:054:47
13:52
-0:29
Finish
26.22 mi16:12:474:48:4211:019:36
9:25
-4:27

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

8:35 /mi

Average Pace

11:01 /mi

Slowest Pace

20:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:25

44% of race

Time at Steady Pace

1:15:52

26% of race

Time at Slower Pace

1:26:25

30% of race

Average Pace: 11:01 /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 mi11:51:3427:298:5127:29
8:51
#19482
10K
6.21 mi12:18:1354:088:4326:39
8:35
#18642
15K
9.32 mi12:44:521:20:478:4026:39
8:35
#18017
20K
12.43 mi13:14:251:50:208:5329:33
9:31
#18395
Half
13.11 mi13:20:541:56:498:556:29
9:30
#18505
25K
15.53 mi13:46:102:22:059:0925:16
10:25
#18938
30K
18.64 mi14:25:153:01:109:4339:05
12:35
#20014
20M
20.00 mi14:44:273:20:2210:0119:12
14:08
#20498
21M
21.00 mi15:04:303:40:2510:3020:03
20:03
#21352
35K
21.75 mi15:15:553:51:5010:4011:25
15:16
#21636
23M
23.00 mi15:34:374:10:3210:5418:42
14:56
#21905
24M
24.00 mi15:46:084:22:0310:5511:31
11:31
#21826
40K
24.85 mi15:58:244:34:1911:0212:16
14:21
#21955
25.2M
25.20 mi16:03:114:39:0611:054:47
13:52
#21953
Finish
26.22 mi16:12:474:48:4211:019:36
9:25
#21788
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi19482118281182816833(Top 66%)10757(Top 74%)10757(Top 222%)
10K6.21 mi3.10 mi18642+84011473+35511473+35517737(Top 69%)11123(Top 76%)11123(Top 229%)
15K9.32 mi3.11 mi18017+62511226+24711226+24716833(Top 66%)10757(Top 74%)10757(Top 222%)
20K12.43 mi3.11 mi18395-37811397-17111397-17119230(Top 75%)11794(Top 81%)11794(Top 243%)
Half13.11 mi0.68 mi18505-11011447-5011447-5020083(Top 79%)12127(Top 83%)12127(Top 250%)
25K15.53 mi2.42 mi18938-43311621-17411621-17420219(Top 79%)12133(Top 83%)12133(Top 250%)
30K18.64 mi3.11 mi20014-107612066-44512066-44522771(Top 89%)13193(Top 90%)13193(Top 272%)
20M20.00 mi1.36 mi20498-48412266-20012266-20024066(Top 94%)13757(Top 94%)13757(Top 284%)
21M21.00 mi1.00 mi21352-85412635-36912635-36925450(Top 100%)14516(Top 100%)14516(Top 299%)
35K21.75 mi0.75 mi21636-28412752-11712752-11724962(Top 98%)14193(Top 97%)14193(Top 293%)
23M23.00 mi1.25 mi21905-26912865-11312865-11324610(Top 96%)13985(Top 96%)13985(Top 288%)
24M24.00 mi1.00 mi21826+7912801+6412801+6420451(Top 80%)11754(Top 81%)11754(Top 242%)
40K24.85 mi0.85 mi21955-12912857-5612857-5623987(Top 94%)13564(Top 93%)13564(Top 280%)
25.2M25.20 mi0.35 mi21953+212849+812849+821369(Top 84%)12156(Top 83%)12156(Top 251%)
Finish26.22 mi1.02 mi21788+16512751+9812751+9816168(Top 63%)9544(Top 65%)9544(Top 197%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

16833

Males

10757

M18-39

10757

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

17737

Males

11123

M18-39

11123

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

16833

Males

10757

M18-39

10757

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

19230

Males

11794

M18-39

11794

20K→Half

12.4 - 13.1 mi

Top 79%
×2story building
+19ft-37ft

Overall

20083

Males

12127

M18-39

12127

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

20219

Males

12133

M18-39

12133

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

22771

Males

13193

M18-39

13193

30K→20M

18.6 - 20.0 mi

Top 94%
×5story building
+64ft-50ft

Overall

24066

Males

13757

M18-39

13757

20M→21M

20.0 - 21.0 mi

Top 100%
×8story building
+106ft-24ft

Overall

25450

Males

14516

M18-39

14516

21M→35K

21.0 - 21.8 mi

Top 98%
×7story building
+17ft-86ft

Overall

24962

Males

14193

M18-39

14193

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

24610

Males

13985

M18-39

13985

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

20451

Males

11754

M18-39

11754

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

23987

Males

13564

M18-39

13564

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

21369

Males

12156

M18-39

12156

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

16168

Males

9544

M18-39

9544

Passing Analysis

Category:
Athletes Passed
2143
Passed By
4449
Net Change
-2306
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19482
5K → 10K88747+840#19482#18642
10K → 15K64116+625#18642#18017
15K → 20K128506-378#18017#18395
20K → Half14124-110#18395#18505
Half → 25K96529-433#18505#18938
25K → 30K221098-1076#18938#20014
30K → 20M15499-484#20014#20498
20M → 21M5859-854#20498#21352
21M → 35K15299-284#21352#21636
35K → 23M21290-269#21636#21905
23M → 24M9718+79#21905#21826
24M → 40K12141-129#21826#21955
40K → 25.2M2321+2#21955#21953
25.2M → Finish1672+165#21953#21788
TOTALS21434449-2306
📊

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