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BOSTON MARATHON 2024

Javier Lopez Del Castillo

Bib: 29127•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
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
9:35/mi
29:47
↑ 97↓ 3451.5%
10K· 6.21 mi
9:33/mi
59:26
↑ 79↓ 1380.4%
15K· 9.32 mi
9:30/mi
1:28:56
↑ 67↓ 78
20K· 12.43 mi
9:40/mi
1:58:59
↑ 106↓ 860.1%
Half· 13.11 mi
9:32/mi
2:05:29
↑ 19↓ 370.5%
25K· 15.53 mi
9:45/mi
2:29:08
↑ 66↓ 880.2%
30K· 18.64 mi
10:12/mi
3:00:49
↑ 181↓ 1480.2%
20M
10:30/mi
3:15:05
↑ 64↓ 500.2%
21M
13:15/mi
3:28:20
↑ 106↓ 241.6%
35K· 21.75 mi
11:03/mi
3:36:36
↑ 17↓ 861.7%
23M
13:05/mi
3:52:59
↑ 23↓ 630.6%
24M
12:05/mi
4:05:04
↓ 821.3%
40K· 24.85 mi
15:16/mi
4:18:07
↓ 200.3%
25.2M
16:11/mi
4:23:42
↑ 13↓ 160.2%
Finish· 26.22 mi
12:02/mi
4:35:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:05:29
Pace9:34 /mi
2nd Half
Distance13.11 mi
Time2:30:29
Pace11:29 /mi
📊Positive Split: 19.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:3729:479:3529:47
9:35
-
10K
6.21 mi12:23:1659:269:3429:39
9:33
-0:02
15K
9.32 mi12:52:461:28:569:3229:30
9:30
-0:03
20K
12.43 mi13:22:491:58:599:3430:03
9:40
+0:10
Half
13.11 mi13:29:192:05:299:346:30
9:32
-0:08
25K
15.53 mi13:52:582:29:089:3623:39
9:45
+0:13
30K
18.64 mi14:24:393:00:499:4231:41
10:12
+0:27
20M
20.00 mi14:38:553:15:059:4514:16
10:30
+0:18
21M
21.00 mi14:52:103:28:209:5513:15
13:15
+2:45
35K
21.75 mi15:00:263:36:369:588:16
11:03
-2:12
23M
23.00 mi15:16:493:52:5910:0816:23
13:05
+2:02
24M
24.00 mi15:28:544:05:0410:1312:05
12:05
-1:00
40K
24.85 mi15:41:574:18:0710:2313:03
15:16
+3:11
25.2M
25.20 mi15:47:324:23:4210:285:35
16:11
+0:55
Finish
26.22 mi15:59:484:35:5810:3212:16
12:02
-4:09

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

9:30 /mi

Average Pace

10:32 /mi

Slowest Pace

16:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:23:21

74% of race

Time at Slower Pace

1:12:37

26% of race

Average Pace: 10:32 /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 mi11:53:3729:479:3529:47
9:35
#21967
10K
6.21 mi12:23:1659:269:3429:39
9:33
#21714
15K
9.32 mi12:52:461:28:569:3229:30
9:30
#21349
20K
12.43 mi13:22:491:58:599:3430:03
9:40
#20880
Half
13.11 mi13:29:192:05:299:346:30
9:32
#20841
25K
15.53 mi13:52:582:29:089:3623:39
9:45
#20418
30K
18.64 mi14:24:393:00:499:4231:41
10:12
#19961
20M
20.00 mi14:38:553:15:059:4514:16
10:30
#19807
21M
21.00 mi14:52:103:28:209:5513:15
13:15
#19887
35K
21.75 mi15:00:263:36:369:588:16
11:03
#19891
23M
23.00 mi15:16:493:52:5910:0816:23
13:05
#20108
24M
24.00 mi15:28:544:05:0410:1312:05
12:05
#20167
40K
24.85 mi15:41:574:18:0710:2313:03
15:16
#20472
25.2M
25.20 mi15:47:324:23:4210:285:35
16:11
#20564
Finish
26.22 mi15:59:484:35:5810:3212:16
12:02
#20679
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi21967130341303420645(Top 81%)12479(Top 86%)12479(Top 645%)
10K6.21 mi3.10 mi21714+25312910+12412910+12421484(Top 84%)12801(Top 88%)12801(Top 662%)
15K9.32 mi3.11 mi21349+36512746+16412746+16420645(Top 81%)12479(Top 86%)12479(Top 645%)
20K12.43 mi3.11 mi20880+46912542+20412542+20419692(Top 77%)12013(Top 82%)12013(Top 621%)
Half13.11 mi0.68 mi20841+3912523+1912523+1920142(Top 79%)12147(Top 83%)12147(Top 628%)
25K15.53 mi2.42 mi20418+42312311+21212311+21218393(Top 72%)11317(Top 78%)11317(Top 585%)
30K18.64 mi3.11 mi19961+45712045+26612045+26617972(Top 70%)10908(Top 75%)10908(Top 564%)
20M20.00 mi1.36 mi19807+15411947+9811947+9817988(Top 70%)10751(Top 74%)10751(Top 556%)
21M21.00 mi1.00 mi19887-8011962-1511962-1521157(Top 83%)12236(Top 84%)12236(Top 632%)
35K21.75 mi0.75 mi19891-411945+1711945+1719911(Top 78%)11579(Top 79%)11579(Top 598%)
23M23.00 mi1.25 mi20108-21712016-7112016-7122671(Top 89%)12937(Top 89%)12937(Top 669%)
24M24.00 mi1.00 mi20167-5912026-1012026-1021603(Top 85%)12319(Top 85%)12319(Top 637%)
40K24.85 mi0.85 mi20472-30512139-11312139-11324689(Top 97%)13985(Top 96%)13985(Top 723%)
25.2M25.20 mi0.35 mi20564-9212176-3712176-3724177(Top 95%)13683(Top 94%)13683(Top 707%)
Finish26.22 mi1.02 mi20679-11512212-3612212-3623278(Top 91%)13159(Top 90%)13159(Top 680%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

20645

Males

12479

M50-54

12479

5K→10K

3.1 - 6.2 mi

Top 84%
×5story building
+79ft-138ft

Overall

21484

Males

12801

M50-54

12801

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

20645

Males

12479

M50-54

12479

15K→20K

9.3 - 12.4 mi

Top 77%
×5story building
+106ft-86ft

Overall

19692

Males

12013

M50-54

12013

20K→Half

12.4 - 13.1 mi

Top 79%
×2story building
+19ft-37ft

Overall

20142

Males

12147

M50-54

12147

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

18393

Males

11317

M50-54

11317

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

17972

Males

10908

M50-54

10908

30K→20M

18.6 - 20.0 mi

Top 70%
×5story building
+64ft-50ft

Overall

17988

Males

10751

M50-54

10751

20M→21M

20.0 - 21.0 mi

Top 83%
×8story building
+106ft-24ft

Overall

21157

Males

12236

M50-54

12236

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

19911

Males

11579

M50-54

11579

35K→23M

21.8 - 23.0 mi

Top 89%
×5story building
+23ft-63ft

Overall

22671

Males

12937

M50-54

12937

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

21603

Males

12319

M50-54

12319

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

24689

Males

13985

M50-54

13985

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

24177

Males

13683

M50-54

13683

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

23278

Males

13159

M50-54

13159

Passing Analysis

Category:
Athletes Passed
2635
Passed By
1347
Net Change
+1288
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21967
5K → 10K378125+253#21967#21714
10K → 15K40136+365#21714#21349
15K → 20K49425+469#21349#20880
20K → Half4910+39#20880#20841
Half → 25K4296+423#20841#20418
25K → 30K47316+457#20418#19961
30K → 20M17016+154#19961#19807
20M → 21M55135-80#19807#19887
21M → 35K5761-4#19887#19891
35K → 23M39256-217#19891#20108
23M → 24M51110-59#20108#20167
24M → 40K8313-305#20167#20472
40K → 25.2M597-92#20472#20564
25.2M → Finish26141-115#20564#20679
TOTALS26351347+1288
📊

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