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BOSTON MARATHON 2025

Mauricio Leiva

Bib: 30648•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
26:09
Rank: #19404
Start → 5K
26:09 | 8:25/mi
10K· 6.21 mi
51:51
Rank: #18879 (+525)
5K → 10K
25:42 | 8:16/mi
15K· 9.32 mi
1:17:58
Rank: #18818 (+61)
10K → 15K
26:07 | 8:24/mi
20K· 12.43 mi
1:44:30
Rank: #18709 (+109)
15K → 20K
26:32 | 8:32/mi
Half· 13.11 mi
1:50:20
Rank: #18743 (-34)
20K → Half
5:50 | 8:33/mi
25K· 15.53 mi
2:11:29
Rank: #18682 (+61)
Half → 25K
21:09 | 8:43/mi
30K· 18.64 mi
2:39:58
Rank: #18642 (+40)
25K → 30K
28:29 | 9:10/mi
20M
2:52:48
Rank: #18664 (-22)
30K → 20M
12:50 | 9:27/mi
21M
3:02:50
Rank: #18651 (+13)
20M → 21M
10:02 | 10:02/mi
35K· 21.75 mi
3:10:00
Rank: #18741 (-90)
21M → 35K
7:10 | 9:35/mi
23M
3:22:04
Rank: #18790 (-49)
35K → 23M
12:04 | 9:38/mi
24M
3:31:57
Rank: #18942 (-152)
23M → 24M
9:53 | 9:53/mi
40K· 24.85 mi
3:40:41
Rank: #19040 (-98)
24M → 40K
8:44 | 10:13/mi
25.2M
3:44:32
Rank: #19089 (-49)
40K → 25.2M
3:51 | 11:10/mi
Finish· 26.22 mi
3:54:15
Rank: #19187 (-98)
25.2M → Finish
9:43 | 9:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:20
Pace8:25 /mi
2nd Half
Distance13.11 mi
Time2:03:55
Pace9:27 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:3226:098:2526:09
8:25
-
10K
6.21 mi12:08:1451:518:2125:42
8:16
-0:09
15K
9.32 mi12:34:211:17:588:2226:07
8:24
+0:08
20K
12.43 mi13:00:531:44:308:2526:32
8:32
+0:08
Half
13.11 mi13:06:431:50:208:255:50
8:33
+0:01
25K
15.53 mi13:27:522:11:298:2821:09
8:43
+0:10
30K
18.64 mi13:56:212:39:588:3528:29
9:10
+0:27
20M
20.00 mi14:09:112:52:488:3812:50
9:27
+0:17
21M
21.00 mi14:19:133:02:508:4210:02
10:02
+0:35
35K
21.75 mi14:26:233:10:008:447:10
9:35
-0:27
23M
23.00 mi14:38:273:22:048:4712:04
9:38
+0:03
24M
24.00 mi14:48:203:31:578:509:53
9:53
+0:15
40K
24.85 mi14:57:043:40:418:538:44
10:13
+0:20
25.2M
25.20 mi15:00:553:44:328:553:51
11:10
+0:57
Finish
26.22 mi15:10:383:54:158:569:43
9:32
-1:38

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

8:16 /mi

Average Pace

8:56 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:29

56% of race

Time at Steady Pace

1:10:16

30% of race

Time at Slower Pace

32:30

14% of race

Average Pace: 8:56 /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 mi11:42:3226:098:2526:09
8:25
#19404
10K
6.21 mi12:08:1451:518:2125:42
8:16
#18879
15K
9.32 mi12:34:211:17:588:2226:07
8:24
#18818
20K
12.43 mi13:00:531:44:308:2526:32
8:32
#18709
Half
13.11 mi13:06:431:50:208:255:50
8:33
#18743
25K
15.53 mi13:27:522:11:298:2821:09
8:43
#18682
30K
18.64 mi13:56:212:39:588:3528:29
9:10
#18642
20M
20.00 mi14:09:112:52:488:3812:50
9:27
#18664
21M
21.00 mi14:19:133:02:508:4210:02
10:02
#18651
35K
21.75 mi14:26:233:10:008:447:10
9:35
#18741
23M
23.00 mi14:38:273:22:048:4712:04
9:38
#18790
24M
24.00 mi14:48:203:31:578:509:53
9:53
#18942
40K
24.85 mi14:57:043:40:418:538:44
10:13
#19040
25.2M
25.20 mi15:00:553:44:328:553:51
11:10
#19089
Finish
26.22 mi15:10:383:54:158:569:43
9:32
#19187
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi19404122041220418738(Top 66%)11940(Top 74%)11940(Top 500%)
10K6.21 mi3.10 mi18879+52511989+21511989+21518366(Top 65%)11792(Top 73%)11792(Top 494%)
15K9.32 mi3.11 mi18818+6111965+2411965+2418738(Top 66%)11940(Top 74%)11940(Top 500%)
20K12.43 mi3.11 mi18709+10911915+5011915+5018495(Top 65%)11819(Top 73%)11819(Top 495%)
Half13.11 mi0.68 mi18743-3411934-1911934-1919488(Top 69%)12252(Top 76%)12252(Top 513%)
25K15.53 mi2.42 mi18682+6111891+4311891+4318529(Top 65%)11759(Top 73%)11759(Top 493%)
30K18.64 mi3.11 mi18642+4011847+4411847+4418486(Top 65%)11609(Top 72%)11609(Top 487%)
20M20.00 mi1.36 mi18664-2211830+1711830+1718899(Top 67%)11641(Top 72%)11641(Top 488%)
21M21.00 mi1.00 mi18651+1311793+3711793+3718423(Top 65%)11355(Top 71%)11355(Top 476%)
35K21.75 mi0.75 mi18741-9011815-2211815-2220584(Top 72%)12243(Top 76%)12243(Top 513%)
23M23.00 mi1.25 mi18790-4911803+1211803+1219219(Top 68%)11544(Top 72%)11544(Top 484%)
24M24.00 mi1.00 mi18942-15211849-4611849-4620990(Top 74%)12340(Top 77%)12340(Top 517%)
40K24.85 mi0.85 mi19040-9811870-2111870-2121098(Top 74%)12327(Top 77%)12327(Top 517%)
25.2M25.20 mi0.35 mi19089-4911876-611876-621091(Top 74%)12332(Top 77%)12332(Top 517%)
Finish26.22 mi1.02 mi19187-9811893-1711893-1721278(Top 75%)12419(Top 77%)12419(Top 520%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21stories
+97ft-345ft

Overall

18738

Males

11940

M45-49

11940

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

18366

Males

11792

M45-49

11792

10K→15K

6.2 - 9.3 mi

Top 66%
×3stories
+67ft-78ft

Overall

18738

Males

11940

M45-49

11940

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

18495

Males

11819

M45-49

11819

20K→Half

12.4 - 13.1 mi

Top 69%
×2stories
+19ft-37ft

Overall

19488

Males

12252

M45-49

12252

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

18529

Males

11759

M45-49

11759

25K→30K

15.5 - 18.6 mi

Top 65%
×9stories
+181ft-148ft

Overall

18486

Males

11609

M45-49

11609

30K→20M

18.6 - 20.0 mi

Top 67%
×5stories
+64ft-50ft

Overall

18899

Males

11641

M45-49

11641

20M→21M

20.0 - 21.0 mi

Top 65%
×8stories
+106ft-24ft

Overall

18423

Males

11355

M45-49

11355

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20584

Males

12243

M45-49

12243

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

19219

Males

11544

M45-49

11544

23M→24M

23.0 - 24.0 mi

Top 74%
×6stories
+12ft-82ft

Overall

20990

Males

12340

M45-49

12340

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

21098

Males

12327

M45-49

12327

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

21091

Males

12332

M45-49

12332

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

21278

Males

12419

M45-49

12419

Passing Analysis

Category:
Athletes Passed
2016
Passed By
1799
Net Change
+217
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19404
5K → 10K61590+525#19404#18879
10K → 15K225164+61#18879#18818
15K → 20K248139+109#18818#18709
20K → Half3468-34#18709#18743
Half → 25K185124+61#18743#18682
25K → 30K262222+40#18682#18642
30K → 20M103125-22#18642#18664
20M → 21M10491+13#18664#18651
21M → 35K34124-90#18651#18741
35K → 23M90139-49#18741#18790
23M → 24M26178-152#18790#18942
24M → 40K48146-98#18942#19040
40K → 25.2M2069-49#19040#19089
25.2M → Finish22120-98#19089#19187
TOTALS20161799+217
📊

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