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BOSTON MARATHON 2024

Jepherson Castillo

MA

Bib: 29525 M

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:50/mi
27:28
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:41/mi
54:27
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:48/mi
1:21:47
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:11/mi
1:50:19
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:01/mi
1:56:28
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:22/mi
2:19:11
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
11:32/mi
2:55:00
↑ 181↓ 1480.2%
138 ft elev
20M
11:47/mi
3:11:01
↑ 64↓ 500.2%
148 ft elev
21M
11:49/mi
3:22:50
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:12/mi
3:30:28
↑ 17↓ 861.7%
156 ft elev
23M
10:37/mi
3:43:46
↑ 23↓ 630.6%
116 ft elev
24M
10:39/mi
3:54:25
↓ 821.3%
34 ft elev
40K· 24.85 mi
12:24/mi
4:05:01
↓ 200.3%
20 ft elev
25.2M
12:51/mi
4:09:27
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:42/mi
4:19:20
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:56:288:53 /mi⚡ faster
2nd Half
2:22:5210:54 /mi+22.7%
Positive split — 22.7% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
27:288:503.11 mi27:28
8:50
-
10K
54:278:463.10 mi26:59
8:41
-0:09
15K
1:21:478:463.11 mi27:20
8:48
+0:07
20K
1:50:198:533.11 mi28:32
9:11
+0:23
Half(13.11 mi)
1:56:288:530.68 mi6:09
9:01
-0:10
25K
2:19:118:582.42 mi22:43
9:22
+0:21
30K
2:55:009:233.11 mi35:49
11:32
+2:10
20M
3:11:019:331.36 mi16:01
11:47
+0:15
21M
3:22:509:401.00 mi11:49
11:49
+0:02
35K
3:30:289:410.75 mi7:38
10:12
-1:37
23M
3:43:469:441.25 mi13:18
10:37
+0:25
24M
3:54:259:461.00 mi10:39
10:39
+0:02
40K
4:05:019:510.85 mi10:36
12:24
+1:45
25.2M
4:09:279:540.35 mi4:26
12:51
+0:27
Finish(26.22 mi)
4:19:209:541.02 mi9:53
9:42
-3:09
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:41 /mi

Average Pace

9:54 /mi

Slowest Pace

12:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:19:11

54% of race

Time at Steady Pace

41:28

16% of race

Time at Slower Pace

1:18:41

30% of race

Average Pace: 9:53 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi194541181011810179571122411224
10K3.10 mi18909+54511583+22711583+227182781135511355
15K3.11 mi18583+32611471+11211471+112179571122411224
20K3.11 mi18385+19811391+8011391+80181131131111311
Half(13.11 mi)0.68 mi18380+511392-111392-1183141132411324
25K2.42 mi18113+26711245+14711245+147170711073210732
30K3.11 mi18975-86211582-33711582-337210691235412354
20M1.36 mi19186-21111643-6111643-61209601219412194
21M1.00 mi19117+6911588+5511588+55183891082710827
35K0.75 mi19036+8111538+5011538+50177501051110511
23M1.25 mi18909+12711460+7811460+78173681024210242
24M1.00 mi18862+4711416+4411416+44182761064010640
40K0.85 mi18956-9411438-2211438-22211981207012070
25.2M0.35 mi18952+411432+611432+6193311111011110
Finish(26.22 mi)1.02 mi18887+6511379+5311379+53173411012310123

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

17957

Males

11224

M18-39

11224

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

18278

Males

11355

M18-39

11355

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

17957

Males

11224

M18-39

11224

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

18113

Males

11311

M18-39

11311

20K→Half

12.4 - 13.1 mi

Top 72%
×2story building
+19ft-37ft

Overall

18314

Males

11324

M18-39

11324

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

17071

Males

10732

M18-39

10732

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

21069

Males

12354

M18-39

12354

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

20960

Males

12194

M18-39

12194

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

18389

Males

10827

M18-39

10827

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

17750

Males

10511

M18-39

10511

35K→23M

21.8 - 23.0 mi

Top 68%
×5story building
+23ft-63ft

Overall

17368

Males

10242

M18-39

10242

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

18276

Males

10640

M18-39

10640

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

21198

Males

12070

M18-39

12070

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

19331

Males

11110

M18-39

11110

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

17341

Males

10123

M18-39

10123

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#19454
5K → 10K
70615+545
#19454 → #18909
10K → 15K
75401+326
#18909 → #18583
15K → 20K
145343+198
#18583 → #18385
20K → Half
4045+5
#18385 → #18380
Half → 25K
78345+267
#18380 → #18113
25K → 30K
91755-862
#18113 → #18975
30K → 20M
25544-211
#18975 → #19186
20M → 21M
55124+69
#19186 → #19117
21M → 35K
1596+81
#19117 → #19036
35K → 23M
24151+127
#19036 → #18909
23M → 24M
4390+47
#18909 → #18862
24M → 40K
12733-94
#18862 → #18956
40K → 25.2M
2428+4
#18956 → #18952
25.2M → Finish
2388+65
#18952 → #18887
TOTALS
18912458+567
#19454 → #18887

Passing Visualized

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