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BOSTON MARATHON 2025

Matthew Zelaya

Bib: 4020•M

NJ

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 38%
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:53
Rank: #10993
Start → 5K
22:53 | 7:22/mi
10K· 6.21 mi
45:29
Rank: #10495 (+498)
5K → 10K
22:36 | 7:16/mi
15K· 9.32 mi
1:08:04
Rank: #10225 (+270)
10K → 15K
22:35 | 7:16/mi
20K· 12.43 mi
1:31:31
Rank: #10433 (-208)
15K → 20K
23:27 | 7:33/mi
Half· 13.11 mi
1:36:42
Rank: #10535 (-102)
20K → Half
5:11 | 7:36/mi
25K· 15.53 mi
1:55:29
Rank: #10731 (-196)
Half → 25K
18:47 | 7:45/mi
30K· 18.64 mi
2:20:21
Rank: #10854 (-123)
25K → 30K
24:52 | 8:00/mi
20M
2:31:23
Rank: #10849 (+5)
30K → 20M
11:02 | 8:07/mi
21M
2:39:53
Rank: #10774 (+75)
20M → 21M
8:30 | 8:30/mi
35K· 21.75 mi
2:45:43
Rank: #10766 (+8)
21M → 35K
5:50 | 7:48/mi
23M
2:56:01
Rank: #10760 (+6)
35K → 23M
10:18 | 8:14/mi
24M
3:04:04
Rank: #10766 (-6)
23M → 24M
8:03 | 8:03/mi
40K· 24.85 mi
3:11:05
Rank: #10780 (-14)
24M → 40K
7:01 | 8:12/mi
25.2M
3:14:14
Rank: #10795 (-15)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:22:08
Rank: #10770 (+25)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:42
Pace7:23 /mi
2nd Half
Distance13.11 mi
Time1:45:26
Pace8:03 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5922:537:2222:53
7:22
-
10K
6.21 mi11:15:3545:297:1922:36
7:16
-0:06
15K
9.32 mi11:38:101:08:047:1822:35
7:16
0:00
20K
12.43 mi12:01:371:31:317:2223:27
7:33
+0:17
Half
13.11 mi12:06:481:36:427:235:11
7:36
+0:03
25K
15.53 mi12:25:351:55:297:2618:47
7:45
+0:09
30K
18.64 mi12:50:272:20:217:3224:52
8:00
+0:15
20M
20.00 mi13:01:292:31:237:3411:02
8:07
+0:07
21M
21.00 mi13:09:592:39:537:378:30
8:30
+0:23
35K
21.75 mi13:15:492:45:437:375:50
7:48
-0:42
23M
23.00 mi13:26:072:56:017:3910:18
8:14
+0:26
24M
24.00 mi13:34:103:04:047:408:03
8:03
-0:11
40K
24.85 mi13:41:113:11:057:417:01
8:12
+0:09
25.2M
25.20 mi13:44:203:14:147:423:09
9:08
+0:56
Finish
26.22 mi13:52:143:22:087:437:54
7:45
-1:23

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

7:16 /mi

Average Pace

7:43 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:31:31

45% of race

Time at Steady Pace

1:02:34

31% of race

Time at Slower Pace

48:03

24% of race

Average Pace: 7:43 /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 mi10:52:5922:537:2222:53
7:22
#10993
10K
6.21 mi11:15:3545:297:1922:36
7:16
#10495
15K
9.32 mi11:38:101:08:047:1822:35
7:16
#10225
20K
12.43 mi12:01:371:31:317:2223:27
7:33
#10433
Half
13.11 mi12:06:481:36:427:235:11
7:36
#10535
25K
15.53 mi12:25:351:55:297:2618:47
7:45
#10731
30K
18.64 mi12:50:272:20:217:3224:52
8:00
#10854
20M
20.00 mi13:01:292:31:237:3411:02
8:07
#10849
21M
21.00 mi13:09:592:39:537:378:30
8:30
#10774
35K
21.75 mi13:15:492:45:437:375:50
7:48
#10766
23M
23.00 mi13:26:072:56:017:3910:18
8:14
#10760
24M
24.00 mi13:34:103:04:047:408:03
8:03
#10766
40K
24.85 mi13:41:113:11:057:417:01
8:12
#10780
25.2M
25.20 mi13:44:203:14:147:423:09
9:08
#10795
Finish
26.22 mi13:52:143:22:087:437:54
7:45
#10770
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi10993868986899720(Top 34%)7934(Top 49%)7934(Top 141%)
10K6.21 mi3.10 mi10495+4988421+2688421+26810134(Top 36%)8223(Top 51%)8223(Top 146%)
15K9.32 mi3.11 mi10225+2708257+1648257+1649720(Top 34%)7934(Top 49%)7934(Top 141%)
20K12.43 mi3.11 mi10433-2088338-818338-8111133(Top 39%)8556(Top 53%)8556(Top 152%)
Half13.11 mi0.68 mi10535-1028392-548392-5412475(Top 44%)9205(Top 57%)9205(Top 163%)
25K15.53 mi2.42 mi10731-1968455-638455-6311902(Top 42%)8797(Top 55%)8797(Top 156%)
30K18.64 mi3.11 mi10854-1238437+188437+1811392(Top 40%)8386(Top 52%)8386(Top 149%)
20M20.00 mi1.36 mi10849+58389+488389+4811220(Top 40%)8139(Top 51%)8139(Top 144%)
21M21.00 mi1.00 mi10774+758314+758314+7510438(Top 37%)7576(Top 47%)7576(Top 134%)
35K21.75 mi0.75 mi10766+88290+248290+2410766(Top 38%)7748(Top 48%)7748(Top 137%)
23M23.00 mi1.25 mi10760+68239+518239+5111503(Top 40%)7987(Top 50%)7987(Top 142%)
24M24.00 mi1.00 mi10766-68209+308209+3011570(Top 41%)7934(Top 49%)7934(Top 141%)
40K24.85 mi0.85 mi10780-148182+278182+2711565(Top 41%)7843(Top 49%)7843(Top 139%)
25.2M25.20 mi0.35 mi10795-158172+108172+1012488(Top 44%)8217(Top 51%)8217(Top 146%)
Finish26.22 mi1.02 mi10770+258126+468126+4611062(Top 39%)7539(Top 47%)7539(Top 134%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

9720

Males

7934

M18-39

7934

5K→10K

3.1 - 6.2 mi

Top 36%
×5stories
+79ft-138ft

Overall

10134

Males

8223

M18-39

8223

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

9720

Males

7934

M18-39

7934

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

11133

Males

8556

M18-39

8556

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

12475

Males

9205

M18-39

9205

Half→25K

13.1 - 15.5 mi

Top 42%
×4stories
+66ft-88ft

Overall

11902

Males

8797

M18-39

8797

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

11392

Males

8386

M18-39

8386

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

11220

Males

8139

M18-39

8139

20M→21M

20.0 - 21.0 mi

Top 37%
×8stories
+106ft-24ft

Overall

10438

Males

7576

M18-39

7576

21M→35K

21.0 - 21.8 mi

Top 38%
×7stories
+17ft-86ft

Overall

10766

Males

7748

M18-39

7748

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

11503

Males

7987

M18-39

7987

23M→24M

23.0 - 24.0 mi

Top 41%
×6stories
+12ft-82ft

Overall

11570

Males

7934

M18-39

7934

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11565

Males

7843

M18-39

7843

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

12488

Males

8217

M18-39

8217

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

11062

Males

7539

M18-39

7539

Passing Analysis

Category:
Athletes Passed
2038
Passed By
1814
Net Change
+223
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10993
5K → 10K57880+498#10993#10495
10K → 15K32959+270#10495#10225
15K → 20K120327-208#10225#10433
20K → Half12114-102#10433#10535
Half → 25K110306-196#10535#10731
25K → 30K204327-123#10731#10854
30K → 20M116111+5#10854#10849
20M → 21M13661+75#10849#10774
21M → 35K6052+8#10774#10766
35K → 23M118112+6#10766#10760
23M → 24M7581-6#10760#10766
24M → 40K6377-14#10766#10780
40K → 25.2M2944-15#10780#10795
25.2M → Finish8863+25#10795#10770
TOTALS20381814+223
📊

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