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BOSTON MARATHON 2025

Alexandre Silva

Bib: 28498•M

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

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:11/mi
28:31
↑ 97↓ 3451.5%
10K· 6.21 mi
9:01/mi
56:32
↑ 79↓ 1380.4%
15K· 9.32 mi
9:14/mi
1:25:12
↑ 67↓ 78
20K· 12.43 mi
9:30/mi
1:54:42
↑ 106↓ 860.1%
Half· 13.11 mi
9:26/mi
2:01:08
↑ 19↓ 370.5%
25K· 15.53 mi
10:09/mi
2:25:45
↑ 66↓ 880.2%
30K· 18.64 mi
10:48/mi
2:59:18
↑ 181↓ 1480.2%
20M
11:00/mi
3:14:15
↑ 64↓ 500.2%
21M
12:06/mi
3:26:21
↑ 106↓ 241.6%
35K· 21.75 mi
10:52/mi
3:34:29
↑ 17↓ 861.7%
23M
11:06/mi
3:48:23
↑ 23↓ 630.6%
24M
10:34/mi
3:58:57
↓ 821.3%
40K· 24.85 mi
11:08/mi
4:08:28
↓ 200.3%
25.2M
12:31/mi
4:12:47
↑ 13↓ 160.2%
Finish· 26.22 mi
10:22/mi
4:23:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:08
Pace9:14 /mi
2nd Half
Distance13.11 mi
Time2:22:13
Pace10:51 /mi
📊Positive Split: 17.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:5128:319:1128:31
9:11
-
10K
6.21 mi12:13:5256:329:0628:01
9:01
-0:10
15K
9.32 mi12:42:321:25:129:0828:40
9:14
+0:13
20K
12.43 mi13:12:021:54:429:1429:30
9:30
+0:16
Half
13.11 mi13:18:282:01:089:146:26
9:26
-0:04
25K
15.53 mi13:43:052:25:459:2324:37
10:09
+0:43
30K
18.64 mi14:16:382:59:189:3733:33
10:48
+0:39
20M
20.00 mi14:31:353:14:159:4314:57
11:00
+0:12
21M
21.00 mi14:43:413:26:219:5012:06
12:06
+1:06
35K
21.75 mi14:51:493:34:299:528:08
10:52
-1:14
23M
23.00 mi15:05:433:48:239:5613:54
11:06
+0:14
24M
24.00 mi15:16:173:58:579:5710:34
10:34
-0:32
40K
24.85 mi15:25:484:08:2810:009:31
11:08
+0:34
25.2M
25.20 mi15:30:074:12:4710:024:19
12:31
+1:23
Finish
26.22 mi15:40:414:23:2110:0310:34
10:22
-2:09

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

9:01 /mi

Average Pace

10:03 /mi

Slowest Pace

12:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:08

46% of race

Time at Steady Pace

1:42:23

39% of race

Time at Slower Pace

39:50

15% of race

Average Pace: 10:03 /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 mi11:45:5128:319:1128:31
9:11
#23140
10K
6.21 mi12:13:5256:329:0628:01
9:01
#22802
15K
9.32 mi12:42:321:25:129:0828:40
9:14
#22882
20K
12.43 mi13:12:021:54:429:1429:30
9:30
#22908
Half
13.11 mi13:18:282:01:089:146:26
9:26
#22926
25K
15.53 mi13:43:052:25:459:2324:37
10:09
#23056
30K
18.64 mi14:16:382:59:189:3733:33
10:48
#23143
20M
20.00 mi14:31:353:14:159:4314:57
11:00
#23186
21M
21.00 mi14:43:413:26:219:5012:06
12:06
#23221
35K
21.75 mi14:51:493:34:299:528:08
10:52
#23259
23M
23.00 mi15:05:433:48:239:5613:54
11:06
#23276
24M
24.00 mi15:16:173:58:579:5710:34
10:34
#23244
40K
24.85 mi15:25:484:08:2810:009:31
11:08
#23255
25.2M
25.20 mi15:30:074:12:4710:024:19
12:31
#23266
Finish
26.22 mi15:40:414:23:2110:0310:34
10:22
#23304
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi23140138331383322946(Top 81%)13811(Top 86%)13811(Top 692%)
10K6.21 mi3.10 mi22802+33813695+13813695+13822457(Top 79%)13558(Top 84%)13558(Top 679%)
15K9.32 mi3.11 mi22882-8013761-6613761-6622946(Top 81%)13811(Top 86%)13811(Top 692%)
20K12.43 mi3.11 mi22908-2613771-1013771-1022883(Top 81%)13740(Top 85%)13740(Top 688%)
Half13.11 mi0.68 mi22926-1813781-1013781-1023341(Top 82%)13941(Top 87%)13941(Top 698%)
25K15.53 mi2.42 mi23056-13013826-4513826-4523610(Top 83%)14015(Top 87%)14015(Top 702%)
30K18.64 mi3.11 mi23143-8713814+1213814+1223603(Top 83%)13885(Top 86%)13885(Top 696%)
20M20.00 mi1.36 mi23186-4313823-913823-923574(Top 83%)13792(Top 86%)13792(Top 691%)
21M21.00 mi1.00 mi23221-3513815+813815+823762(Top 84%)13806(Top 86%)13806(Top 692%)
35K21.75 mi0.75 mi23259-3813819-413819-423940(Top 84%)13856(Top 86%)13856(Top 694%)
23M23.00 mi1.25 mi23276-1713800+1913800+1923455(Top 83%)13568(Top 84%)13568(Top 680%)
24M24.00 mi1.00 mi23244+3213766+3413766+3422992(Top 81%)13303(Top 83%)13303(Top 666%)
40K24.85 mi0.85 mi23255-1113757+913757+923421(Top 82%)13459(Top 84%)13459(Top 674%)
25.2M25.20 mi0.35 mi23266-1113760-313760-324208(Top 85%)13871(Top 86%)13871(Top 695%)
Finish26.22 mi1.02 mi23304-3813767-713767-723960(Top 84%)13746(Top 85%)13746(Top 689%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

22946

Males

13811

M50-54

13811

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

22457

Males

13558

M50-54

13558

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

22946

Males

13811

M50-54

13811

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

22883

Males

13740

M50-54

13740

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

23341

Males

13941

M50-54

13941

Half→25K

13.1 - 15.5 mi

Top 83%
×4story building
+66ft-88ft

Overall

23610

Males

14015

M50-54

14015

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

23603

Males

13885

M50-54

13885

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

23574

Males

13792

M50-54

13792

20M→21M

20.0 - 21.0 mi

Top 84%
×8story building
+106ft-24ft

Overall

23762

Males

13806

M50-54

13806

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

23940

Males

13856

M50-54

13856

35K→23M

21.8 - 23.0 mi

Top 83%
×5story building
+23ft-63ft

Overall

23455

Males

13568

M50-54

13568

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

22992

Males

13303

M50-54

13303

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23421

Males

13459

M50-54

13459

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

24208

Males

13871

M50-54

13871

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

23960

Males

13746

M50-54

13746

Passing Analysis

Category:
Athletes Passed
1353
Passed By
1517
Net Change
-164
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23140
5K → 10K43395+338#23140#22802
10K → 15K136216-80#22802#22882
15K → 20K171197-26#22882#22908
20K → Half2341-18#22908#22926
Half → 25K93223-130#22926#23056
25K → 30K148235-87#23056#23143
30K → 20M5598-43#23143#23186
20M → 21M5792-35#23186#23221
21M → 35K2765-38#23221#23259
35K → 23M6077-17#23259#23276
23M → 24M6331+32#23276#23244
24M → 40K4960-11#23244#23255
40K → 25.2M1122-11#23255#23266
25.2M → Finish2765-38#23266#23304
TOTALS13531517-164
📊

Passing Visuals

Category:
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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