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BOSTON MARATHON 2025

John Ocampo Trejo

Bib: 31021•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
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
8:38/mi
26:49
↑ 97↓ 3451.5%
10K· 6.21 mi
9:14/mi
55:31
↑ 79↓ 1380.4%
15K· 9.32 mi
10:18/mi
1:27:32
↑ 67↓ 78
20K· 12.43 mi
11:40/mi
2:03:48
↑ 106↓ 860.1%
Half· 13.11 mi
11:02/mi
2:11:20
↑ 19↓ 370.5%
25K· 15.53 mi
11:53/mi
2:40:09
↑ 66↓ 880.2%
30K· 18.64 mi
12:04/mi
3:17:39
↑ 181↓ 1480.2%
20M
11:55/mi
3:33:51
↑ 64↓ 500.2%
21M
13:03/mi
3:46:54
↑ 106↓ 241.6%
35K· 21.75 mi
10:38/mi
3:54:51
↑ 17↓ 861.7%
23M
11:20/mi
4:09:03
↑ 23↓ 630.6%
24M
10:46/mi
4:19:49
↓ 821.3%
40K· 24.85 mi
10:51/mi
4:29:06
↓ 200.3%
25.2M
12:37/mi
4:33:27
↑ 13↓ 160.2%
Finish· 26.22 mi
10:21/mi
4:44:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:20
Pace10:01 /mi
2nd Half
Distance13.11 mi
Time2:32:40
Pace11:39 /mi
📊Positive Split: 16.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:3726:498:3826:49
8:38
-
10K
6.21 mi12:21:1955:318:5628:42
9:14
+0:36
15K
9.32 mi12:53:201:27:329:2332:01
10:18
+1:04
20K
12.43 mi13:29:362:03:489:5836:16
11:40
+1:22
Half
13.11 mi13:37:082:11:2010:017:32
11:02
-0:38
25K
15.53 mi14:05:572:40:0910:1928:49
11:53
+0:51
30K
18.64 mi14:43:273:17:3910:3637:30
12:04
+0:11
20M
20.00 mi14:59:393:33:5110:4216:12
11:55
-0:09
21M
21.00 mi15:12:423:46:5410:4813:03
13:03
+1:08
35K
21.75 mi15:20:393:54:5110:487:57
10:38
-2:25
23M
23.00 mi15:34:514:09:0310:5014:12
11:20
+0:42
24M
24.00 mi15:45:374:19:4910:5010:46
10:46
-0:34
40K
24.85 mi15:54:544:29:0610:509:17
10:51
+0:05
25.2M
25.20 mi15:59:154:33:2710:514:21
12:37
+1:46
Finish
26.22 mi16:09:484:44:0010:5010:33
10:21
-2:16

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

8:38 /mi

Average Pace

10:50 /mi

Slowest Pace

13:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:05

35% of race

Time at Steady Pace

49:44

18% of race

Time at Slower Pace

2:16:11

48% of race

Average Pace: 10:50 /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 mi11:52:3726:498:3826:49
8:38
#20647
10K
6.21 mi12:21:1955:318:5628:42
9:14
#22131
15K
9.32 mi12:53:201:27:329:2332:01
10:18
#23727
20K
12.43 mi13:29:362:03:489:5836:16
11:40
#24909
Half
13.11 mi13:37:082:11:2010:017:32
11:02
#25039
25K
15.53 mi14:05:572:40:0910:1928:49
11:53
#25347
30K
18.64 mi14:43:273:17:3910:3637:30
12:04
#25414
20M
20.00 mi14:59:393:33:5110:4216:12
11:55
#25413
21M
21.00 mi15:12:423:46:5410:4813:03
13:03
#25414
35K
21.75 mi15:20:393:54:5110:487:57
10:38
#25332
23M
23.00 mi15:34:514:09:0310:5014:12
11:20
#25275
24M
24.00 mi15:45:374:19:4910:5010:46
10:46
#25212
40K
24.85 mi15:54:544:29:0610:509:17
10:51
#25144
25.2M
25.20 mi15:59:154:33:2710:514:21
12:37
#25141
Finish
26.22 mi16:09:484:44:0010:5010:33
10:21
#25117
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi20647127121271225604(Top 90%)14977(Top 93%)14977(Top 628%)
10K6.21 mi3.10 mi22131-148413386-67413386-67423329(Top 82%)13955(Top 87%)13955(Top 585%)
15K9.32 mi3.11 mi23727-159614134-74814134-74825604(Top 90%)14977(Top 93%)14977(Top 628%)
20K12.43 mi3.11 mi24909-118214657-52314657-52326813(Top 94%)15466(Top 96%)15466(Top 648%)
Half13.11 mi0.68 mi25039-13014716-5914716-5926553(Top 93%)15332(Top 95%)15332(Top 643%)
25K15.53 mi2.42 mi25347-30814842-12614842-12626310(Top 93%)15207(Top 94%)15207(Top 637%)
30K18.64 mi3.11 mi25414-67148421484225682(Top 90%)14838(Top 92%)14838(Top 622%)
20M20.00 mi1.36 mi25413+114826+1614826+1625151(Top 89%)14528(Top 90%)14528(Top 609%)
21M21.00 mi1.00 mi25414-114807+1914807+1925098(Top 88%)14422(Top 90%)14422(Top 604%)
35K21.75 mi0.75 mi25332+8214762+4514762+4523429(Top 82%)13607(Top 84%)13607(Top 570%)
23M23.00 mi1.25 mi25275+5714731+3114731+3123975(Top 84%)13831(Top 86%)13831(Top 580%)
24M24.00 mi1.00 mi25212+6314693+3814693+3823499(Top 83%)13567(Top 84%)13567(Top 569%)
40K24.85 mi0.85 mi25144+6814654+3914654+3922817(Top 80%)13157(Top 82%)13157(Top 551%)
25.2M25.20 mi0.35 mi25141+314651+314651+324411(Top 86%)13971(Top 87%)13971(Top 586%)
Finish26.22 mi1.02 mi25117+2414631+2014631+2023922(Top 84%)13731(Top 85%)13731(Top 575%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

25604

Males

14977

M45-49

14977

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

23329

Males

13955

M45-49

13955

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

25604

Males

14977

M45-49

14977

15K→20K

9.3 - 12.4 mi

Top 94%
×5story building
+106ft-86ft

Overall

26813

Males

15466

M45-49

15466

20K→Half

12.4 - 13.1 mi

Top 93%
×2story building
+19ft-37ft

Overall

26553

Males

15332

M45-49

15332

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

26310

Males

15207

M45-49

15207

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

25682

Males

14838

M45-49

14838

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

25151

Males

14528

M45-49

14528

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

25098

Males

14422

M45-49

14422

21M→35K

21.0 - 21.8 mi

Top 82%
×7story building
+17ft-86ft

Overall

23429

Males

13607

M45-49

13607

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

23975

Males

13831

M45-49

13831

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

23499

Males

13567

M45-49

13567

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

22817

Males

13157

M45-49

13157

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

24411

Males

13971

M45-49

13971

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

23922

Males

13731

M45-49

13731

Passing Analysis

Category:
Athletes Passed
630
Passed By
5100
Net Change
-4470
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20647
5K → 10K221506-1484#20647#22131
10K → 15K151611-1596#22131#23727
15K → 20K51187-1182#23727#24909
20K → Half8138-130#24909#25039
Half → 25K30338-308#25039#25347
25K → 30K94161-67#25347#25414
30K → 20M5756+1#25414#25413
20M → 21M4950-1#25413#25414
21M → 35K831+82#25414#25332
35K → 23M7013+57#25332#25275
23M → 24M7613+63#25275#25212
24M → 40K713+68#25212#25144
40K → 25.2M118+3#25144#25141
25.2M → Finish3915+24#25141#25117
TOTALS6305100-4470
📊

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