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BOSTON MARATHON 2025

Jose Castillo

Bib: 32019•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken 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
9:19/mi
28:57
↑ 97↓ 3451.5%
10K· 6.21 mi
9:20/mi
57:57
↑ 79↓ 1380.4%
15K· 9.32 mi
9:17/mi
1:26:48
↑ 67↓ 78
20K· 12.43 mi
9:24/mi
1:56:00
↑ 106↓ 860.1%
Half· 13.11 mi
9:32/mi
2:02:30
↑ 19↓ 370.5%
25K· 15.53 mi
10:07/mi
2:27:01
↑ 66↓ 880.2%
30K· 18.64 mi
12:23/mi
3:05:29
↑ 181↓ 1480.2%
20M
13:13/mi
3:23:27
↑ 64↓ 500.2%
21M
15:28/mi
3:38:55
↑ 106↓ 241.6%
35K· 21.75 mi
14:07/mi
3:49:29
↑ 17↓ 861.7%
23M
13:19/mi
4:06:09
↑ 23↓ 630.6%
24M
13:12/mi
4:19:21
↓ 821.3%
40K· 24.85 mi
15:13/mi
4:32:22
↓ 200.3%
25.2M
14:13/mi
4:37:16
↑ 13↓ 160.2%
Finish· 26.22 mi
11:14/mi
4:48:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:30
Pace9:21 /mi
2nd Half
Distance13.11 mi
Time2:46:13
Pace12:41 /mi
📊Positive Split: 35.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:0428:579:1928:57
9:19
-
10K
6.21 mi12:23:0457:579:2029:00
9:20
+0:01
15K
9.32 mi12:51:551:26:489:1928:51
9:17
-0:03
20K
12.43 mi13:21:071:56:009:2029:12
9:24
+0:07
Half
13.11 mi13:27:372:02:309:216:30
9:32
+0:08
25K
15.53 mi13:52:082:27:019:2824:31
10:07
+0:35
30K
18.64 mi14:30:363:05:299:5738:28
12:23
+2:16
20M
20.00 mi14:48:343:23:2710:1017:58
13:13
+0:50
21M
21.00 mi15:04:023:38:5510:2515:28
15:28
+2:15
35K
21.75 mi15:14:363:49:2910:3310:34
14:07
-1:21
23M
23.00 mi15:31:164:06:0910:4216:40
13:19
-0:48
24M
24.00 mi15:44:284:19:2110:4813:12
13:12
-0:07
40K
24.85 mi15:57:294:32:2210:5713:01
15:13
+2:01
25.2M
25.20 mi16:02:234:37:1611:004:54
14:13
-1:00
Finish
26.22 mi16:13:504:48:4311:0111:27
11:14
-2:59

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

9:17 /mi

Average Pace

11:01 /mi

Slowest Pace

15:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:28

55% of race

Time at Steady Pace

1:26:18

30% of race

Time at Slower Pace

43:57

15% 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 mi11:54:0428:579:1928:57
9:19
#23617
10K
6.21 mi12:23:0457:579:2029:00
9:20
#23642
15K
9.32 mi12:51:551:26:489:1928:51
9:17
#23482
20K
12.43 mi13:21:071:56:009:2029:12
9:24
#23241
Half
13.11 mi13:27:372:02:309:216:30
9:32
#23265
25K
15.53 mi13:52:082:27:019:2824:31
10:07
#23301
30K
18.64 mi14:30:363:05:299:5738:28
12:23
#24103
20M
20.00 mi14:48:343:23:2710:1017:58
13:13
#24426
21M
21.00 mi15:04:023:38:5510:2515:28
15:28
#24722
35K
21.75 mi15:14:363:49:2910:3310:34
14:07
#24913
23M
23.00 mi15:31:164:06:0910:4216:40
13:19
#25084
24M
24.00 mi15:44:284:19:2110:4813:12
13:12
#25179
40K
24.85 mi15:57:294:32:2210:5713:01
15:13
#25351
25.2M
25.20 mi16:02:234:37:1611:004:54
14:13
#25391
Finish
26.22 mi16:13:504:48:4311:0111:27
11:14
#25400
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23617140591405923171(Top 82%)13920(Top 86%)13920(Top 247%)
10K6.21 mi3.10 mi23642-2514076-1714076-1723635(Top 83%)14092(Top 88%)14092(Top 250%)
15K9.32 mi3.11 mi23482+16014017+5914017+5923171(Top 82%)13920(Top 86%)13920(Top 247%)
20K12.43 mi3.11 mi23241+24113922+9513922+9522579(Top 79%)13614(Top 85%)13614(Top 241%)
Half13.11 mi0.68 mi23265-2413935-1313935-1323641(Top 83%)14078(Top 87%)14078(Top 250%)
25K15.53 mi2.42 mi23301-3613943-813943-823534(Top 83%)13977(Top 87%)13977(Top 248%)
30K18.64 mi3.11 mi24103-80214260-31714260-31726042(Top 92%)15011(Top 93%)15011(Top 266%)
20M20.00 mi1.36 mi24426-32314390-13014390-13026659(Top 94%)15216(Top 94%)15216(Top 270%)
21M21.00 mi1.00 mi24722-29614508-11814508-11827506(Top 97%)15617(Top 97%)15617(Top 277%)
35K21.75 mi0.75 mi24913-19114585-7714585-7727747(Top 98%)15695(Top 97%)15695(Top 278%)
23M23.00 mi1.25 mi25084-17114644-5914644-5926727(Top 94%)15192(Top 94%)15192(Top 269%)
24M24.00 mi1.00 mi25179-9514679-3514679-3527058(Top 95%)15326(Top 95%)15326(Top 272%)
40K24.85 mi0.85 mi25351-17214751-7214751-7227859(Top 98%)15755(Top 98%)15755(Top 279%)
25.2M25.20 mi0.35 mi25391-4014762-1114762-1126493(Top 93%)14993(Top 93%)14993(Top 266%)
Finish26.22 mi1.02 mi25400-914758+414758+425771(Top 91%)14675(Top 91%)14675(Top 260%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

23171

Males

13920

M18-39

13920

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

23635

Males

14092

M18-39

14092

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

23171

Males

13920

M18-39

13920

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

22579

Males

13614

M18-39

13614

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

23641

Males

14078

M18-39

14078

Half→25K

13.1 - 15.5 mi

Top 83%
×4story building
+66ft-88ft

Overall

23534

Males

13977

M18-39

13977

25K→30K

15.5 - 18.6 mi

Top 92%
×9story building
+181ft-148ft

Overall

26042

Males

15011

M18-39

15011

30K→20M

18.6 - 20.0 mi

Top 94%
×5story building
+64ft-50ft

Overall

26659

Males

15216

M18-39

15216

20M→21M

20.0 - 21.0 mi

Top 97%
×8story building
+106ft-24ft

Overall

27506

Males

15617

M18-39

15617

21M→35K

21.0 - 21.8 mi

Top 98%
×7story building
+17ft-86ft

Overall

27747

Males

15695

M18-39

15695

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

26727

Males

15192

M18-39

15192

23M→24M

23.0 - 24.0 mi

Top 95%
×6story building
+12ft-82ft

Overall

27058

Males

15326

M18-39

15326

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

27859

Males

15755

M18-39

15755

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

26493

Males

14993

M18-39

14993

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

25771

Males

14675

M18-39

14675

Passing Analysis

Category:
Athletes Passed
1013
Passed By
2796
Net Change
-1783
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23617
5K → 10K226251-25#23617#23642
10K → 15K25090+160#23642#23482
15K → 20K28342+241#23482#23241
20K → Half2448-24#23241#23265
Half → 25K115151-36#23265#23301
25K → 30K21823-802#23301#24103
30K → 20M18341-323#24103#24426
20M → 21M13309-296#24426#24722
21M → 35K4195-191#24722#24913
35K → 23M7178-171#24913#25084
23M → 24M14109-95#25084#25179
24M → 40K3175-172#25179#25351
40K → 25.2M545-40#25351#25391
25.2M → Finish3039-9#25391#25400
TOTALS10132796-1783
📊

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