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BOSTON MARATHON 2025

Renato Estevam Merlini

Bib: 7316•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 36%
Gender (Male)
#0 / 16105
Top 49%
Masters (Masters Men)
#0 / 10463
Top 38%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:00
Rank: #8468
Start → 5K
22:00 | 7:05/mi
10K· 6.21 mi
44:17
Rank: #8845 (-377)
5K → 10K
22:17 | 7:10/mi
15K· 9.32 mi
1:07:46
Rank: #9941 (-1096)
10K → 15K
23:29 | 7:34/mi
20K· 12.43 mi
1:30:26
Rank: #9656 (+285)
15K → 20K
22:40 | 7:18/mi
Half· 13.11 mi
1:35:22
Rank: #9633 (+23)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:53:27
Rank: #9604 (+29)
Half → 25K
18:05 | 7:27/mi
30K· 18.64 mi
2:17:29
Rank: #9487 (+117)
25K → 30K
24:02 | 7:44/mi
20M
2:28:12
Rank: #9471 (+16)
30K → 20M
10:43 | 7:53/mi
21M
2:36:34
Rank: #9452 (+19)
20M → 21M
8:22 | 8:22/mi
35K· 21.75 mi
2:42:27
Rank: #9488 (-36)
21M → 35K
5:53 | 7:52/mi
23M
2:53:21
Rank: #9810 (-322)
35K → 23M
10:54 | 8:42/mi
24M
3:01:26
Rank: #9869 (-59)
23M → 24M
8:05 | 8:05/mi
40K· 24.85 mi
3:08:38
Rank: #9994 (-125)
24M → 40K
7:12 | 8:25/mi
25.2M
3:11:53
Rank: #10061 (-67)
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:20:20
Rank: #10242 (-181)
25.2M → Finish
8:27 | 8:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:22
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time1:44:58
Pace8:00 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:4222:007:0522:00
7:05
-
10K
6.21 mi10:50:5944:177:0822:17
7:10
+0:05
15K
9.32 mi11:14:281:07:467:1623:29
7:34
+0:24
20K
12.43 mi11:37:081:30:267:1722:40
7:18
-0:16
Half
13.11 mi11:42:041:35:227:164:56
7:14
-0:04
25K
15.53 mi12:00:091:53:277:1818:05
7:27
+0:13
30K
18.64 mi12:24:112:17:297:2324:02
7:44
+0:17
20M
20.00 mi12:34:542:28:127:2510:43
7:53
+0:09
21M
21.00 mi12:43:162:36:347:278:22
8:22
+0:29
35K
21.75 mi12:49:092:42:277:285:53
7:52
-0:30
23M
23.00 mi13:00:032:53:217:3210:54
8:42
+0:50
24M
24.00 mi13:08:083:01:267:348:05
8:05
-0:37
40K
24.85 mi13:15:203:08:387:357:12
8:25
+0:20
25.2M
25.20 mi13:18:353:11:537:373:15
9:25
+1:00
Finish
26.22 mi13:27:023:20:207:398:27
8:18
-1:07

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

7:05 /mi

Average Pace

7:39 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:58

45% of race

Time at Steady Pace

1:12:12

36% of race

Time at Slower Pace

38:10

19% of race

Average Pace: 7:38 /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 mi10:28:4222:007:0522:00
7:05
#8468
10K
6.21 mi10:50:5944:177:0822:17
7:10
#8845
15K
9.32 mi11:14:281:07:467:1623:29
7:34
#9941
20K
12.43 mi11:37:081:30:267:1722:40
7:18
#9656
Half
13.11 mi11:42:041:35:227:164:56
7:14
#9633
25K
15.53 mi12:00:091:53:277:1818:05
7:27
#9604
30K
18.64 mi12:24:112:17:297:2324:02
7:44
#9487
20M
20.00 mi12:34:542:28:127:2510:43
7:53
#9471
21M
21.00 mi12:43:162:36:347:278:22
8:22
#9452
35K
21.75 mi12:49:092:42:277:285:53
7:52
#9488
23M
23.00 mi13:00:032:53:217:3210:54
8:42
#9810
24M
24.00 mi13:08:083:01:267:348:05
8:05
#9869
40K
24.85 mi13:15:203:08:387:357:12
8:25
#9994
25.2M
25.20 mi13:18:353:11:537:373:15
9:25
#10061
Finish
26.22 mi13:27:023:20:207:398:27
8:18
#10242
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi84687298729812231(Top 43%)9159(Top 57%)9159(Top 408%)
10K6.21 mi3.10 mi8845-3777505-2077505-2079251(Top 33%)7745(Top 48%)7745(Top 345%)
15K9.32 mi3.11 mi9941-10968099-5948099-59412231(Top 43%)9159(Top 57%)9159(Top 408%)
20K12.43 mi3.11 mi9656+2857915+1847915+1849020(Top 32%)7463(Top 46%)7463(Top 332%)
Half13.11 mi0.68 mi9633+237898+177898+179339(Top 33%)7682(Top 48%)7682(Top 342%)
25K15.53 mi2.42 mi9604+297851+477851+479601(Top 34%)7652(Top 48%)7652(Top 341%)
30K18.64 mi3.11 mi9487+1177744+1077744+1079441(Top 33%)7401(Top 46%)7401(Top 329%)
20M20.00 mi1.36 mi9471+167685+597685+599607(Top 34%)7320(Top 45%)7320(Top 326%)
21M21.00 mi1.00 mi9452+197649+367649+369626(Top 34%)7169(Top 45%)7169(Top 319%)
35K21.75 mi0.75 mi9488-367655-67655-611247(Top 40%)7974(Top 50%)7974(Top 355%)
23M23.00 mi1.25 mi9810-3227772-1177772-11714557(Top 51%)9413(Top 58%)9413(Top 419%)
24M24.00 mi1.00 mi9869-597772777211764(Top 41%)8037(Top 50%)8037(Top 358%)
40K24.85 mi0.85 mi9994-1257796-247796-2412886(Top 45%)8465(Top 53%)8465(Top 377%)
25.2M25.20 mi0.35 mi10061-677811-157811-1514059(Top 49%)8944(Top 56%)8944(Top 398%)
Finish26.22 mi1.02 mi10242-1817868-577868-5714831(Top 52%)9401(Top 58%)9401(Top 418%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21stories
+97ft-345ft

Overall

12231

Males

9159

M40-44

9159

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

9251

Males

7745

M40-44

7745

10K→15K

6.2 - 9.3 mi

Top 43%
×3stories
+67ft-78ft

Overall

12231

Males

9159

M40-44

9159

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

9020

Males

7463

M40-44

7463

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

9339

Males

7682

M40-44

7682

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9601

Males

7652

M40-44

7652

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

9441

Males

7401

M40-44

7401

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

9607

Males

7320

M40-44

7320

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

9626

Males

7169

M40-44

7169

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

11247

Males

7974

M40-44

7974

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

14557

Males

9413

M40-44

9413

23M→24M

23.0 - 24.0 mi

Top 41%
×6stories
+12ft-82ft

Overall

11764

Males

8037

M40-44

8037

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12886

Males

8465

M40-44

8465

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

14059

Males

8944

M40-44

8944

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

14831

Males

9401

M40-44

9401

Passing Analysis

Category:
Athletes Passed
1387
Passed By
3157
Net Change
-1774
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8468
5K → 10K82459-377#8468#8845
10K → 15K211116-1096#8845#9941
15K → 20K33449+285#9941#9656
20K → Half4522+23#9656#9633
Half → 25K169140+29#9633#9604
25K → 30K271154+117#9604#9487
30K → 20M118102+16#9487#9471
20M → 21M9576+19#9471#9452
21M → 35K4783-36#9452#9488
35K → 23M44366-322#9488#9810
23M → 24M63122-59#9810#9869
24M → 40K47171-125#9869#9994
40K → 25.2M2086-67#9994#10061
25.2M → Finish31211-181#10061#10242
TOTALS13873157-1774
📊

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