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BOSTON MARATHON 2025

David Campos

Bib: 1812•M

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 6%
Masters (Masters Men)
#0 / 10463
Top 1%
Division (M50-54)
#0 / 1996
Top 0.4%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:11
Rank: #3790
Start → 5K
20:11 | 6:30/mi
10K· 6.21 mi
40:00
Rank: #3308 (+482)
5K → 10K
19:49 | 6:23/mi
15K· 9.32 mi
59:25
Rank: #2837 (+471)
10K → 15K
19:25 | 6:15/mi
20K· 12.43 mi
1:18:58
Rank: #2576 (+261)
15K → 20K
19:33 | 6:18/mi
Half· 13.11 mi
1:23:10
Rank: #2519 (+57)
20K → Half
4:12 | 6:09/mi
25K· 15.53 mi
1:38:07
Rank: #2266 (+253)
Half → 25K
14:57 | 6:10/mi
30K· 18.64 mi
1:57:25
Rank: #1935 (+331)
25K → 30K
19:18 | 6:13/mi
20M
2:05:46
Rank: #1776 (+159)
30K → 20M
8:21 | 6:09/mi
21M
2:12:12
Rank: #1647 (+129)
20M → 21M
6:26 | 6:26/mi
35K· 21.75 mi
2:16:32
Rank: #1544 (+103)
21M → 35K
4:20 | 5:48/mi
23M
2:23:57
Rank: #1377 (+167)
35K → 23M
7:25 | 5:55/mi
24M
2:29:48
Rank: #1290 (+87)
23M → 24M
5:51 | 5:51/mi
40K· 24.85 mi
2:34:48
Rank: #1199 (+91)
24M → 40K
5:00 | 5:51/mi
25.2M
2:37:02
Rank: #1170 (+29)
40K → 25.2M
2:14 | 6:29/mi
Finish· 26.22 mi
2:42:49
Rank: #1100 (+70)
25.2M → Finish
5:47 | 5:41/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:23:10
Pace6:21 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:19:39
Pace6:05 /mi
📊Negative Split: 4.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:4520:116:3020:11
6:30
-
10K
6.21 mi10:40:3440:006:2619:49
6:23
-0:07
15K
9.32 mi10:59:5959:256:2219:25
6:15
-0:08
20K
12.43 mi11:19:321:18:586:2119:33
6:18
+0:03
Half
13.11 mi11:23:441:23:106:214:12
6:09
-0:09
25K
15.53 mi11:38:411:38:076:1914:57
6:10
+0:01
30K
18.64 mi11:57:591:57:256:1819:18
6:13
+0:03
20M
20.00 mi12:06:202:05:466:178:21
6:09
-0:04
21M
21.00 mi12:12:462:12:126:186:26
6:26
+0:17
35K
21.75 mi12:17:062:16:326:174:20
5:48
-0:38
23M
23.00 mi12:24:312:23:576:167:25
5:55
+0:07
24M
24.00 mi12:30:222:29:486:155:51
5:51
-0:04
40K
24.85 mi12:35:222:34:486:145:00
5:51
0:00
25.2M
25.20 mi12:37:362:37:026:142:14
6:29
+0:38
Finish
26.22 mi12:43:232:42:496:135:47
5:41
-0:48

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

5:41 /mi

Average Pace

6:13 /mi

Slowest Pace

6:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:36

58% of race

Time at Steady Pace

1:08:13

42% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:13 /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 mi10:20:4520:116:3020:11
6:30
#3790
10K
6.21 mi10:40:3440:006:2619:49
6:23
#3308
15K
9.32 mi10:59:5959:256:2219:25
6:15
#2837
20K
12.43 mi11:19:321:18:586:2119:33
6:18
#2576
Half
13.11 mi11:23:441:23:106:214:12
6:09
#2519
25K
15.53 mi11:38:411:38:076:1914:57
6:10
#2266
30K
18.64 mi11:57:591:57:256:1819:18
6:13
#1935
20M
20.00 mi12:06:202:05:466:178:21
6:09
#1776
21M
21.00 mi12:12:462:12:126:186:26
6:26
#1647
35K
21.75 mi12:17:062:16:326:174:20
5:48
#1544
23M
23.00 mi12:24:312:23:576:167:25
5:55
#1377
24M
24.00 mi12:30:222:29:486:155:51
5:51
#1290
40K
24.85 mi12:35:222:34:486:145:00
5:51
#1199
25.2M
25.20 mi12:37:362:37:026:142:14
6:29
#1170
Finish
26.22 mi12:43:232:42:496:135:47
5:41
#1100
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi3790358535852079(Top 7%)1982(Top 12%)1982(Top 99%)
10K6.21 mi3.10 mi3308+4823142+4433142+4432883(Top 10%)2744(Top 17%)2744(Top 137%)
15K9.32 mi3.11 mi2837+4712705+4372705+4372079(Top 7%)1982(Top 12%)1982(Top 99%)
20K12.43 mi3.11 mi2576+2612457+2482457+2481968(Top 7%)1875(Top 12%)1875(Top 94%)
Half13.11 mi0.68 mi2519+572405+522405+521722(Top 6%)1638(Top 10%)1638(Top 82%)
25K15.53 mi2.42 mi2266+2532163+2422163+2421322(Top 5%)1252(Top 8%)1252(Top 63%)
30K18.64 mi3.11 mi1935+3311843+3201843+320953(Top 3%)895(Top 6%)895(Top 45%)
20M20.00 mi1.36 mi1776+1591688+1551688+155615(Top 2%)578(Top 4%)578(Top 29%)
21M21.00 mi1.00 mi1647+1291561+1271561+127574(Top 2%)542(Top 3%)542(Top 27%)
35K21.75 mi0.75 mi1544+1031461+1001461+100374(Top 1%)349(Top 2%)349(Top 17%)
23M23.00 mi1.25 mi1377+1671299+1621299+162266(Top 0.9%)247(Top 2%)247(Top 12%)
24M24.00 mi1.00 mi1290+871214+851214+85334(Top 1%)310(Top 2%)310(Top 16%)
40K24.85 mi0.85 mi1199+911128+861128+86238(Top 0.8%)218(Top 1%)218(Top 11%)
25.2M25.20 mi0.35 mi1170+291101+271101+27437(Top 2%)404(Top 3%)404(Top 20%)
Finish26.22 mi1.02 mi1100+701036+651036+65334(Top 1%)313(Top 2%)313(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

2079

Males

1982

M50-54

1982

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2883

Males

2744

M50-54

2744

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

2079

Males

1982

M50-54

1982

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1968

Males

1875

M50-54

1875

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1722

Males

1638

M50-54

1638

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1322

Males

1252

M50-54

1252

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

953

Males

895

M50-54

895

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

615

Males

578

M50-54

578

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

574

Males

542

M50-54

542

21M→35K

21.0 - 21.8 mi

Top 1%
×7stories
+17ft-86ft

Overall

374

Males

349

M50-54

349

35K→23M

21.8 - 23.0 mi

Top 0.9%
×5stories
+23ft-63ft

Overall

266

Males

247

M50-54

247

23M→24M

23.0 - 24.0 mi

Top 1%
×6stories
+12ft-82ft

Overall

334

Males

310

M50-54

310

24M→40K

24.0 - 24.9 mi

Top 0.8%
×1story
+6ft-20ft

Overall

238

Males

218

M50-54

218

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

437

Males

404

M50-54

404

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

334

Males

313

M50-54

313

Passing Analysis

Category:
Athletes Passed
2712
Passed By
22
Net Change
+2690
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3790
5K → 10K49715+482#3790#3308
10K → 15K4721+471#3308#2837
15K → 20K2643+261#2837#2576
20K → Half570+57#2576#2519
Half → 25K2530+253#2519#2266
25K → 30K3321+331#2266#1935
30K → 20M1590+159#1935#1776
20M → 21M1301+129#1776#1647
21M → 35K1041+103#1647#1544
35K → 23M1670+167#1544#1377
23M → 24M870+87#1377#1290
24M → 40K910+91#1290#1199
40K → 25.2M290+29#1199#1170
25.2M → Finish700+70#1170#1100
TOTALS271222+2690
📊

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