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BOSTON MARATHON 2025

Marcio Bello

Bib: 9066•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 30%
Gender (Male)
#0 / 16105
Top 43%
Masters (Masters Men)
#0 / 10463
Top 30%
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
21:39
Rank: #7570
Start → 5K
21:39 | 6:58/mi
10K· 6.21 mi
44:06
Rank: #8619 (-1049)
5K → 10K
22:27 | 7:14/mi
15K· 9.32 mi
1:06:37
Rank: #8899 (-280)
10K → 15K
22:31 | 7:15/mi
20K· 12.43 mi
1:28:59
Rank: #8639 (+260)
15K → 20K
22:22 | 7:12/mi
Half· 13.11 mi
1:33:46
Rank: #8554 (+85)
20K → Half
4:47 | 7:01/mi
25K· 15.53 mi
1:51:26
Rank: #8448 (+106)
Half → 25K
17:40 | 7:17/mi
30K· 18.64 mi
2:15:12
Rank: #8448
25K → 30K
23:46 | 7:39/mi
20M
2:25:38
Rank: #8391 (+57)
30K → 20M
10:26 | 7:41/mi
21M
2:34:03
Rank: #8430 (-39)
20M → 21M
8:25 | 8:25/mi
35K· 21.75 mi
2:39:51
Rank: #8471 (-41)
21M → 35K
5:48 | 7:45/mi
23M
2:49:50
Rank: #8480 (-9)
35K → 23M
9:59 | 7:58/mi
24M
2:57:30
Rank: #8480
23M → 24M
7:40 | 7:40/mi
40K· 24.85 mi
3:04:15
Rank: #8475 (+5)
24M → 40K
6:45 | 7:54/mi
25.2M
3:07:06
Rank: #8436 (+39)
40K → 25.2M
2:51 | 8:16/mi
Finish· 26.22 mi
3:14:30
Rank: #8381 (+55)
25.2M → Finish
7:24 | 7:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:46
Pace7:09 /mi
2nd Half
Distance13.11 mi
Time1:40:44
Pace7:41 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:4721:396:5821:39
6:58
-
10K
6.21 mi11:09:1444:067:0622:27
7:14
+0:16
15K
9.32 mi11:31:451:06:377:0922:31
7:15
+0:01
20K
12.43 mi11:54:071:28:597:1022:22
7:12
-0:03
Half
13.11 mi11:58:541:33:467:094:47
7:01
-0:11
25K
15.53 mi12:16:341:51:267:1017:40
7:17
+0:16
30K
18.64 mi12:40:202:15:127:1523:46
7:39
+0:22
20M
20.00 mi12:50:462:25:387:1710:26
7:41
+0:02
21M
21.00 mi12:59:112:34:037:208:25
8:25
+0:44
35K
21.75 mi13:04:592:39:517:215:48
7:45
-0:40
23M
23.00 mi13:14:582:49:507:239:59
7:58
+0:13
24M
24.00 mi13:22:382:57:307:247:40
7:40
-0:18
40K
24.85 mi13:29:233:04:157:256:45
7:54
+0:14
25.2M
25.20 mi13:32:143:07:067:252:51
8:16
+0:22
Finish
26.22 mi13:39:383:14:307:257:24
7:16
-1:00

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

6:58 /mi

Average Pace

7:25 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:50

61% of race

Time at Steady Pace

47:40

25% of race

Time at Slower Pace

28:00

14% of race

Average Pace: 7:25 /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 mi10:46:4721:396:5821:39
6:58
#7570
10K
6.21 mi11:09:1444:067:0622:27
7:14
#8619
15K
9.32 mi11:31:451:06:377:0922:31
7:15
#8899
20K
12.43 mi11:54:071:28:597:1022:22
7:12
#8639
Half
13.11 mi11:58:541:33:467:094:47
7:01
#8554
25K
15.53 mi12:16:341:51:267:1017:40
7:17
#8448
30K
18.64 mi12:40:202:15:127:1523:46
7:39
#8448
20M
20.00 mi12:50:462:25:387:1710:26
7:41
#8391
21M
21.00 mi12:59:112:34:037:208:25
8:25
#8430
35K
21.75 mi13:04:592:39:517:215:48
7:45
#8471
23M
23.00 mi13:14:582:49:507:239:59
7:58
#8480
24M
24.00 mi13:22:382:57:307:247:40
7:40
#8480
40K
24.85 mi13:29:233:04:157:256:45
7:54
#8475
25.2M
25.20 mi13:32:143:07:067:252:51
8:16
#8436
Finish
26.22 mi13:39:383:14:307:257:24
7:16
#8381
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7570672567259518(Top 34%)7828(Top 49%)7828(Top 348%)
10K6.21 mi3.10 mi8619-10497370-6457370-6459694(Top 34%)7985(Top 50%)7985(Top 355%)
15K9.32 mi3.11 mi8899-2807524-1547524-1549518(Top 34%)7828(Top 49%)7828(Top 348%)
20K12.43 mi3.11 mi8639+2607351+1737351+1738198(Top 29%)6991(Top 43%)6991(Top 311%)
Half13.11 mi0.68 mi8554+857289+627289+627667(Top 27%)6688(Top 42%)6688(Top 298%)
25K15.53 mi2.42 mi8448+1067206+837206+838256(Top 29%)6917(Top 43%)6917(Top 308%)
30K18.64 mi3.11 mi84487148+587148+588811(Top 31%)7037(Top 44%)7037(Top 313%)
20M20.00 mi1.36 mi8391+577084+647084+648190(Top 29%)6558(Top 41%)6558(Top 292%)
21M21.00 mi1.00 mi8430-397067+177067+179924(Top 35%)7314(Top 45%)7314(Top 326%)
35K21.75 mi0.75 mi8471-417069-27069-210410(Top 37%)7564(Top 47%)7564(Top 337%)
23M23.00 mi1.25 mi8480-97032+377032+379818(Top 35%)7136(Top 44%)7136(Top 318%)
24M24.00 mi1.00 mi84807003+297003+298874(Top 31%)6581(Top 41%)6581(Top 293%)
40K24.85 mi0.85 mi8475+56962+416962+419396(Top 33%)6736(Top 42%)6736(Top 300%)
25.2M25.20 mi0.35 mi8436+396922+406922+407420(Top 26%)5585(Top 35%)5585(Top 249%)
Finish26.22 mi1.02 mi8381+556860+626860+627482(Top 26%)5615(Top 35%)5615(Top 250%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

9518

Males

7828

M40-44

7828

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

9694

Males

7985

M40-44

7985

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

9518

Males

7828

M40-44

7828

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

8198

Males

6991

M40-44

6991

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

7667

Males

6688

M40-44

6688

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

8256

Males

6917

M40-44

6917

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8811

Males

7037

M40-44

7037

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

8190

Males

6558

M40-44

6558

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

9924

Males

7314

M40-44

7314

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

10410

Males

7564

M40-44

7564

35K→23M

21.8 - 23.0 mi

Top 35%
×5stories
+23ft-63ft

Overall

9818

Males

7136

M40-44

7136

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8874

Males

6581

M40-44

6581

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

9396

Males

6736

M40-44

6736

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

7420

Males

5585

M40-44

5585

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2stories
+22ft-21ft

Overall

7482

Males

5615

M40-44

5615

Passing Analysis

Category:
Athletes Passed
1579
Passed By
2390
Net Change
-811
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7570
5K → 10K201069-1049#7570#8619
10K → 15K87367-280#8619#8899
15K → 20K31050+260#8899#8639
20K → Half927+85#8639#8554
Half → 25K18276+106#8554#8448
25K → 30K2092090#8448#8448
30K → 20M12265+57#8448#8391
20M → 21M84123-39#8391#8430
21M → 35K4990-41#8430#8471
35K → 23M113122-9#8471#8480
23M → 24M77770#8480#8480
24M → 40K8378+5#8480#8475
40K → 25.2M5718+39#8475#8436
25.2M → Finish9439+55#8436#8381
TOTALS15792390-811
📊

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