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BOSTON MARATHON 2024

Hector Javier Salas Larraz

Bib: 4183•M

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 23%
Gender (Male)
#0 / 14578
Top 34%
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:21
Rank: #6203
Start → 5K
21:21 | 6:52/mi
10K· 6.21 mi
42:38
Rank: #5881 (+322)
5K → 10K
21:17 | 6:51/mi
15K· 9.32 mi
1:03:55
Rank: #5632 (+249)
10K → 15K
21:17 | 6:51/mi
20K· 12.43 mi
1:25:39
Rank: #5492 (+140)
15K → 20K
21:44 | 7:00/mi
Half· 13.11 mi
1:30:53
Rank: #5722 (-230)
20K → Half
5:14 | 7:40/mi
25K· 15.53 mi
1:48:04
Rank: #5450 (+272)
Half → 25K
17:11 | 7:05/mi
30K· 18.64 mi
2:11:26
Rank: #5301 (+149)
25K → 30K
23:22 | 7:31/mi
20M
2:22:11
Rank: #5301
30K → 20M
10:45 | 7:55/mi
21M
2:31:37
Rank: #5502 (-201)
20M → 21M
9:26 | 9:26/mi
35K· 21.75 mi
2:37:47
Rank: #5558 (-56)
21M → 35K
6:10 | 8:15/mi
23M
2:49:27
Rank: #5899 (-341)
35K → 23M
11:40 | 9:19/mi
24M
2:57:35
Rank: #5887 (+12)
23M → 24M
8:08 | 8:08/mi
40K· 24.85 mi
3:04:49
Rank: #5888 (-1)
24M → 40K
7:14 | 8:28/mi
25.2M
3:08:03
Rank: #5901 (-13)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:15:59
Rank: #5902 (-1)
25.2M → Finish
7:56 | 7:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:53
Pace6:56 /mi
2nd Half
Distance13.11 mi
Time1:45:06
Pace8:01 /mi
📊Positive Split: 15.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1421:216:5221:21
6:52
-
10K
6.21 mi10:45:3142:386:5221:17
6:51
-0:01
15K
9.32 mi11:06:481:03:556:5121:17
6:51
0:00
20K
12.43 mi11:28:321:25:396:5421:44
7:00
+0:09
Half
13.11 mi11:33:461:30:536:565:14
7:40
+0:40
25K
15.53 mi11:50:571:48:046:5717:11
7:05
-0:35
30K
18.64 mi12:14:192:11:267:0323:22
7:31
+0:26
20M
20.00 mi12:25:042:22:117:0710:45
7:55
+0:24
21M
21.00 mi12:34:302:31:377:139:26
9:26
+1:31
35K
21.75 mi12:40:402:37:477:156:10
8:15
-1:11
23M
23.00 mi12:52:202:49:277:2211:40
9:19
+1:04
24M
24.00 mi13:00:282:57:357:248:08
8:08
-1:11
40K
24.85 mi13:07:423:04:497:267:14
8:28
+0:20
25.2M
25.20 mi13:10:563:08:037:283:14
9:23
+0:55
Finish
26.22 mi13:18:523:15:597:297:56
7:47
-1:36

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

6:51 /mi

Average Pace

7:29 /mi

Slowest Pace

9:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:50

52% of race

Time at Steady Pace

55:25

28% of race

Time at Slower Pace

37:44

19% of race

Average Pace: 7:28 /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 mi10:24:1421:216:5221:21
6:52
#6203
10K
6.21 mi10:45:3142:386:5221:17
6:51
#5881
15K
9.32 mi11:06:481:03:556:5121:17
6:51
#5632
20K
12.43 mi11:28:321:25:396:5421:44
7:00
#5492
Half
13.11 mi11:33:461:30:536:565:14
7:40
#5722
25K
15.53 mi11:50:571:48:046:5717:11
7:05
#5450
30K
18.64 mi12:14:192:11:267:0323:22
7:31
#5301
20M
20.00 mi12:25:042:22:117:0710:45
7:55
#5301
21M
21.00 mi12:34:302:31:377:139:26
9:26
#5502
35K
21.75 mi12:40:402:37:477:156:10
8:15
#5558
23M
23.00 mi12:52:202:49:277:2211:40
9:19
#5899
24M
24.00 mi13:00:282:57:357:248:08
8:08
#5887
40K
24.85 mi13:07:423:04:497:267:14
8:28
#5888
25.2M
25.20 mi13:10:563:08:037:283:14
9:23
#5901
Finish
26.22 mi13:18:523:15:597:297:56
7:47
#5902
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6203560156015198(Top 20%)4764(Top 33%)4764(Top 98%)
10K6.21 mi3.10 mi5881+3225346+2555346+2555617(Top 22%)5128(Top 35%)5128(Top 106%)
15K9.32 mi3.11 mi5632+2495149+1975149+1975198(Top 20%)4764(Top 33%)4764(Top 98%)
20K12.43 mi3.11 mi5492+1405010+1395010+1395224(Top 20%)4752(Top 33%)4752(Top 98%)
Half13.11 mi0.68 mi5722-2305183-1735183-17310294(Top 40%)7803(Top 54%)7803(Top 161%)
25K15.53 mi2.42 mi5450+2724961+2224961+2224754(Top 19%)4292(Top 29%)4292(Top 89%)
30K18.64 mi3.11 mi5301+1494785+1764785+1765198(Top 20%)4492(Top 31%)4492(Top 93%)
20M20.00 mi1.36 mi53014762+234762+236267(Top 25%)5017(Top 34%)5017(Top 103%)
21M21.00 mi1.00 mi5502-2014877-1154877-11510489(Top 41%)6976(Top 48%)6976(Top 144%)
35K21.75 mi0.75 mi5558-564891-144891-149165(Top 36%)6328(Top 43%)6328(Top 131%)
23M23.00 mi1.25 mi5899-3415103-2125103-21212648(Top 50%)7875(Top 54%)7875(Top 162%)
24M24.00 mi1.00 mi5887+125064+395064+397360(Top 29%)5158(Top 35%)5158(Top 106%)
40K24.85 mi0.85 mi5888-15032+325032+328111(Top 32%)5441(Top 37%)5441(Top 112%)
25.2M25.20 mi0.35 mi5901-135025+75025+78168(Top 32%)5397(Top 37%)5397(Top 111%)
Finish26.22 mi1.02 mi5902-14992+334992+337245(Top 28%)4996(Top 34%)4996(Top 103%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5198

Males

4764

M18-39

4764

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5617

Males

5128

M18-39

5128

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5198

Males

4764

M18-39

4764

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5224

Males

4752

M18-39

4752

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

10294

Males

7803

M18-39

7803

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

4754

Males

4292

M18-39

4292

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5198

Males

4492

M18-39

4492

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6267

Males

5017

M18-39

5017

20M→21M

20.0 - 21.0 mi

Top 41%
×8stories
+106ft-24ft

Overall

10489

Males

6976

M18-39

6976

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

9165

Males

6328

M18-39

6328

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

12648

Males

7875

M18-39

7875

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

7360

Males

5158

M18-39

5158

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8111

Males

5441

M18-39

5441

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8168

Males

5397

M18-39

5397

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7245

Males

4996

M18-39

4996

Passing Analysis

Category:
Athletes Passed
1947
Passed By
1646
Net Change
+301
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6203
5K → 10K37856+322#6203#5881
10K → 15K28435+249#5881#5632
15K → 20K23090+140#5632#5492
20K → Half0230-230#5492#5722
Half → 25K30129+272#5722#5450
25K → 30K267118+149#5450#5301
30K → 20M96960#5301#5301
20M → 21M37238-201#5301#5502
21M → 35K50106-56#5502#5558
35K → 23M41382-341#5558#5899
23M → 24M7866+12#5899#5887
24M → 40K8687-1#5887#5888
40K → 25.2M2639-13#5888#5901
25.2M → Finish7374-1#5901#5902
TOTALS19471646+301
📊

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