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BOSTON MARATHON 2025

Carlos Maestro

Bib: 31381•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

Start
0:00:00
Race begins
5K· 3.11 mi
31:15
Rank: #25723
Start → 5K
31:15 | 10:04/mi
10K· 6.21 mi
1:02:00
Rank: #25383 (+340)
5K → 10K
30:45 | 9:54/mi
15K· 9.32 mi
1:32:38
Rank: #25139 (+244)
10K → 15K
30:38 | 9:52/mi
20K· 12.43 mi
2:03:21
Rank: #24820 (+319)
15K → 20K
30:43 | 9:53/mi
Half· 13.11 mi
2:10:00
Rank: #24794 (+26)
20K → Half
6:39 | 9:45/mi
25K· 15.53 mi
2:34:28
Rank: #24599 (+195)
Half → 25K
24:28 | 10:05/mi
30K· 18.64 mi
3:06:52
Rank: #24286 (+313)
25K → 30K
32:24 | 10:26/mi
20M
3:21:50
Rank: #24236 (+50)
30K → 20M
14:58 | 11:01/mi
21M
3:35:37
Rank: #24383 (-147)
20M → 21M
13:47 | 13:47/mi
35K· 21.75 mi
3:44:48
Rank: #24493 (-110)
21M → 35K
9:11 | 12:17/mi
23M
3:58:37
Rank: #24430 (+63)
35K → 23M
13:49 | 11:02/mi
24M
4:09:13
Rank: #24366 (+64)
23M → 24M
10:36 | 10:36/mi
40K· 24.85 mi
4:17:52
Rank: #24262 (+104)
24M → 40K
8:39 | 10:07/mi
25.2M
4:21:23
Rank: #24191 (+71)
40K → 25.2M
3:31 | 10:12/mi
Finish· 26.22 mi
4:30:57
Rank: #24103 (+88)
25.2M → Finish
9:34 | 9:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:10:00
Pace9:55 /mi
2nd Half
Distance13.11 mi
Time2:20:57
Pace10:45 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:5131:1510:0431:15
10:04
-
10K
6.21 mi12:24:361:02:009:5930:45
9:54
-0:10
15K
9.32 mi12:55:141:32:389:5630:38
9:52
-0:02
20K
12.43 mi13:25:572:03:219:5630:43
9:53
+0:01
Half
13.11 mi13:32:362:10:009:556:39
9:45
-0:08
25K
15.53 mi13:57:042:34:289:5724:28
10:05
+0:20
30K
18.64 mi14:29:283:06:5210:0132:24
10:26
+0:21
20M
20.00 mi14:44:263:21:5010:0514:58
11:01
+0:35
21M
21.00 mi14:58:133:35:3710:1613:47
13:47
+2:46
35K
21.75 mi15:07:243:44:4810:209:11
12:17
-1:30
23M
23.00 mi15:21:133:58:3710:2213:49
11:02
-1:15
24M
24.00 mi15:31:494:09:1310:2310:36
10:36
-0:26
40K
24.85 mi15:40:284:17:5210:228:39
10:07
-0:29
25.2M
25.20 mi15:43:594:21:2310:223:31
10:12
+0:05
Finish
26.22 mi15:53:334:30:5710:209:34
9:23
-0:49

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

9:23 /mi

Average Pace

10:20 /mi

Slowest Pace

13:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

9:34

4% of race

Time at Steady Pace

3:29:38

77% of race

Time at Slower Pace

51:45

19% of race

Average Pace: 10:20 /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 mi11:53:5131:1510:0431:15
10:04
#25723
10K
6.21 mi12:24:361:02:009:5930:45
9:54
#25383
15K
9.32 mi12:55:141:32:389:5630:38
9:52
#25139
20K
12.43 mi13:25:572:03:219:5630:43
9:53
#24820
Half
13.11 mi13:32:362:10:009:556:39
9:45
#24794
25K
15.53 mi13:57:042:34:289:5724:28
10:05
#24599
30K
18.64 mi14:29:283:06:5210:0132:24
10:26
#24286
20M
20.00 mi14:44:263:21:5010:0514:58
11:01
#24236
21M
21.00 mi14:58:133:35:3710:1613:47
13:47
#24383
35K
21.75 mi15:07:243:44:4810:209:11
12:17
#24493
23M
23.00 mi15:21:133:58:3710:2213:49
11:02
#24430
24M
24.00 mi15:31:494:09:1310:2310:36
10:36
#24366
40K
24.85 mi15:40:284:17:5210:228:39
10:07
#24262
25.2M
25.20 mi15:43:594:21:2310:223:31
10:12
#24191
Finish
26.22 mi15:53:334:30:5710:209:34
9:23
#24103
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi25723150581505824677(Top 87%)14570(Top 90%)14570(Top 611%)
10K6.21 mi3.10 mi25383+34014880+17814880+17825084(Top 88%)14740(Top 92%)14740(Top 618%)
15K9.32 mi3.11 mi25139+24414774+10614774+10624677(Top 87%)14570(Top 90%)14570(Top 611%)
20K12.43 mi3.11 mi24820+31914624+15014624+15023978(Top 84%)14222(Top 88%)14222(Top 596%)
Half13.11 mi0.68 mi24794+2614611+1314611+1324230(Top 85%)14332(Top 89%)14332(Top 601%)
25K15.53 mi2.42 mi24599+19514505+10614505+10623481(Top 83%)13950(Top 87%)13950(Top 585%)
30K18.64 mi3.11 mi24286+31314337+16814337+16822767(Top 80%)13515(Top 84%)13515(Top 566%)
20M20.00 mi1.36 mi24236+5014297+4014297+4023600(Top 83%)13806(Top 86%)13806(Top 579%)
21M21.00 mi1.00 mi24383-14714349-5214349-5225982(Top 91%)14879(Top 92%)14879(Top 624%)
35K21.75 mi0.75 mi24493-11014390-4114390-4126217(Top 92%)14943(Top 93%)14943(Top 626%)
23M23.00 mi1.25 mi24430+6314346+4414346+4423306(Top 82%)13482(Top 84%)13482(Top 565%)
24M24.00 mi1.00 mi24366+6414304+4214304+4223074(Top 81%)13345(Top 83%)13345(Top 559%)
40K24.85 mi0.85 mi24262+10414244+6014244+6020836(Top 73%)12212(Top 76%)12212(Top 512%)
25.2M25.20 mi0.35 mi24191+7114198+4614198+4617875(Top 63%)10777(Top 67%)10777(Top 452%)
Finish26.22 mi1.02 mi24103+8814152+4614152+4620749(Top 73%)12176(Top 76%)12176(Top 510%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21stories
+97ft-345ft

Overall

24677

Males

14570

M45-49

14570

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

25084

Males

14740

M45-49

14740

10K→15K

6.2 - 9.3 mi

Top 87%
×3stories
+67ft-78ft

Overall

24677

Males

14570

M45-49

14570

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

23978

Males

14222

M45-49

14222

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

24230

Males

14332

M45-49

14332

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

23481

Males

13950

M45-49

13950

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

22767

Males

13515

M45-49

13515

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

23600

Males

13806

M45-49

13806

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

25982

Males

14879

M45-49

14879

21M→35K

21.0 - 21.8 mi

Top 92%
×7stories
+17ft-86ft

Overall

26217

Males

14943

M45-49

14943

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

23306

Males

13482

M45-49

13482

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

23074

Males

13345

M45-49

13345

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

20836

Males

12212

M45-49

12212

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

17875

Males

10777

M45-49

10777

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2stories
+22ft-21ft

Overall

20749

Males

12176

M45-49

12176

Passing Analysis

Category:
Athletes Passed
2161
Passed By
541
Net Change
+1620
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25723
5K → 10K39757+340#25723#25383
10K → 15K28844+244#25383#25139
15K → 20K33617+319#25139#24820
20K → Half3610+26#24820#24794
Half → 25K21419+195#24794#24599
25K → 30K32512+313#24599#24286
30K → 20M8737+50#24286#24236
20M → 21M25172-147#24236#24383
21M → 35K8118-110#24383#24493
35K → 23M9229+63#24493#24430
23M → 24M8016+64#24430#24366
24M → 40K1084+104#24366#24262
40K → 25.2M710+71#24262#24191
25.2M → Finish946+88#24191#24103
TOTALS2161541+1620
📊

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