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BOSTON MARATHON 2025

Federico Silvestri

Bib: 31819 M IT

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:42/mi
27:02
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:13/mi
55:40
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:10/mi
1:24:10
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:08/mi
1:52:32
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:37/mi
1:58:25
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:59/mi
2:20:12
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:18/mi
2:49:07
↑ 181↓ 1480.2%
138 ft elev
20M
9:24/mi
3:01:54
↑ 64↓ 500.2%
148 ft elev
21M
10:04/mi
3:11:58
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:52/mi
3:18:36
↑ 17↓ 861.7%
156 ft elev
23M
9:12/mi
3:30:07
↑ 23↓ 630.6%
116 ft elev
24M
8:50/mi
3:38:57
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:09/mi
3:46:46
↓ 200.3%
20 ft elev
25.2M
10:09/mi
3:50:16
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:46/mi
3:59:12
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:25
Pace9:02 /mi
2nd Half
Distance13.11 mi
Time2:00:47
Pace9:13 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:0027:028:4227:02
8:42
-
10K
6.21 mi12:20:3855:408:5828:38
9:13
+0:31
15K
9.32 mi12:49:081:24:109:0228:30
9:10
-0:03
20K
12.43 mi13:17:301:52:329:0328:22
9:08
-0:02
Half
13.11 mi13:23:231:58:259:025:53
8:37
-0:31
25K
15.53 mi13:45:102:20:129:0221:47
8:59
+0:22
30K
18.64 mi14:14:052:49:079:0428:55
9:18
+0:19
20M
20.00 mi14:26:523:01:549:0612:47
9:24
+0:06
21M
21.00 mi14:36:563:11:589:0810:04
10:04
+0:40
35K
21.75 mi14:43:343:18:369:086:38
8:52
-1:12
23M
23.00 mi14:55:053:30:079:0811:31
9:12
+0:20
24M
24.00 mi15:03:553:38:579:078:50
8:50
-0:22
40K
24.85 mi15:11:443:46:469:077:49
9:09
+0:19
25.2M
25.20 mi15:15:143:50:169:083:30
10:09
+1:00
Finish
26.22 mi15:24:103:59:129:088:56
8:46
-1:23

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

8:37 /mi

Average Pace

9:08 /mi

Slowest Pace

10:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:45:38

94% of race

Time at Steady Pace

13:34

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:07 /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 mi11:52:0027:028:4227:02
8:42
#21022
10K
6.21 mi12:20:3855:408:5828:38
9:13
#22246
15K
9.32 mi12:49:081:24:109:0228:30
9:10
#22409
20K
12.43 mi13:17:301:52:329:0328:22
9:08
#22181
Half
13.11 mi13:23:231:58:259:025:53
8:37
#22066
25K
15.53 mi13:45:102:20:129:0221:47
8:59
#21668
30K
18.64 mi14:14:052:49:079:0428:55
9:18
#21208
20M
20.00 mi14:26:523:01:549:0612:47
9:24
#21005
21M
21.00 mi14:36:563:11:589:0810:04
10:04
#20831
35K
21.75 mi14:43:343:18:369:086:38
8:52
#20715
23M
23.00 mi14:55:053:30:079:0811:31
9:12
#20529
24M
24.00 mi15:03:553:38:579:078:50
8:50
#20393
40K
24.85 mi15:11:443:46:469:077:49
9:09
#20288
25.2M
25.20 mi15:15:143:50:169:083:30
10:09
#20257
Finish
26.22 mi15:24:103:59:129:088:56
8:46
#20198
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi21022128691286922752(Top 80%)13715(Top 85%)13715(Top 687%)
10K6.21 mi3.10 mi22246-122413430-56113430-56123252(Top 82%)13922(Top 86%)13922(Top 697%)
15K9.32 mi3.11 mi22409-16313535-10513535-10522752(Top 80%)13715(Top 85%)13715(Top 687%)
20K12.43 mi3.11 mi22181+22813426+10913426+10921591(Top 76%)13168(Top 82%)13168(Top 660%)
Half13.11 mi0.68 mi22066+11513370+5613370+5619905(Top 70%)12432(Top 77%)12432(Top 623%)
25K15.53 mi2.42 mi21668+39813187+18313187+18319816(Top 70%)12337(Top 77%)12337(Top 618%)
30K18.64 mi3.11 mi21208+46012954+23312954+23319138(Top 67%)11899(Top 74%)11899(Top 596%)
20M20.00 mi1.36 mi21005+20312843+11112843+11118772(Top 66%)11579(Top 72%)11579(Top 580%)
21M21.00 mi1.00 mi20831+17412750+9312750+9318556(Top 65%)11419(Top 71%)11419(Top 572%)
35K21.75 mi0.75 mi20715+11612681+6912681+6917597(Top 62%)10875(Top 68%)10875(Top 545%)
23M23.00 mi1.25 mi20529+18612571+11012571+11017313(Top 61%)10659(Top 66%)10659(Top 534%)
24M24.00 mi1.00 mi20393+13612492+7912492+7916497(Top 58%)10261(Top 64%)10261(Top 514%)
40K24.85 mi0.85 mi20288+10512418+7412418+7417083(Top 60%)10424(Top 65%)10424(Top 522%)
25.2M25.20 mi0.35 mi20257+3112401+1712401+1717666(Top 62%)10689(Top 66%)10689(Top 536%)
Finish26.22 mi1.02 mi20198+5912365+3612365+3617870(Top 63%)10818(Top 67%)10818(Top 542%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21story building
+97ft-345ft

Overall

22752

Males

13715

M50-54

13715

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

23252

Males

13922

M50-54

13922

10K→15K

6.2 - 9.3 mi

Top 80%
×3story building
+67ft-78ft

Overall

22752

Males

13715

M50-54

13715

15K→20K

9.3 - 12.4 mi

Top 76%
×5story building
+106ft-86ft

Overall

21591

Males

13168

M50-54

13168

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

19905

Males

12432

M50-54

12432

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

19816

Males

12337

M50-54

12337

25K→30K

15.5 - 18.6 mi

Top 67%
×9story building
+181ft-148ft

Overall

19138

Males

11899

M50-54

11899

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

18772

Males

11579

M50-54

11579

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

18556

Males

11419

M50-54

11419

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

17597

Males

10875

M50-54

10875

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

17313

Males

10659

M50-54

10659

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

16497

Males

10261

M50-54

10261

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

17083

Males

10424

M50-54

10424

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

17666

Males

10689

M50-54

10689

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

17870

Males

10818

M50-54

10818

Passing Analysis

Category:
Athletes Passed
2599
Passed By
1775
Net Change
+824
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21022
5K → 10K341258-1224#21022#22246
10K → 15K130293-163#22246#22409
15K → 20K29264+228#22409#22181
20K → Half1172+115#22181#22066
Half → 25K40911+398#22066#21668
25K → 30K48626+460#21668#21208
30K → 20M21714+203#21208#21005
20M → 21M19723+174#21005#20831
21M → 35K1215+116#20831#20715
35K → 23M19711+186#20715#20529
23M → 24M1404+136#20529#20393
24M → 40K12015+105#20393#20288
40K → 25.2M4110+31#20288#20257
25.2M → Finish9839+59#20257#20198
TOTALS25991775+824
📊

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