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BOSTON MARATHON 2025

Gregory Silvaggio

Bib: 7281•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 14%
Gender (Male)
#0 / 16105
Top 22%
Masters (Masters Men)
#0 / 10463
Top 9%
Division (M45-49)
#0 / 2386
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:10
Rank: #6392
Start → 5K
21:10 | 6:49/mi
10K· 6.21 mi
42:09
Rank: #6123 (+269)
5K → 10K
20:59 | 6:45/mi
15K· 9.32 mi
1:03:01
Rank: #5812 (+311)
10K → 15K
20:52 | 6:43/mi
20K· 12.43 mi
1:24:03
Rank: #5602 (+210)
15K → 20K
21:02 | 6:46/mi
Half· 13.11 mi
1:28:42
Rank: #5635 (-33)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:45:03
Rank: #5378 (+257)
Half → 25K
16:21 | 6:45/mi
30K· 18.64 mi
2:06:25
Rank: #5005 (+373)
25K → 30K
21:22 | 6:53/mi
20M
2:15:48
Rank: #4851 (+154)
30K → 20M
9:23 | 6:54/mi
21M
2:22:58
Rank: #4665 (+186)
20M → 21M
7:10 | 7:10/mi
35K· 21.75 mi
2:27:58
Rank: #4582 (+83)
21M → 35K
5:00 | 6:41/mi
23M
2:36:38
Rank: #4456 (+126)
35K → 23M
8:40 | 6:55/mi
24M
2:43:14
Rank: #4316 (+140)
23M → 24M
6:36 | 6:36/mi
40K· 24.85 mi
2:48:58
Rank: #4200 (+116)
24M → 40K
5:44 | 6:42/mi
25.2M
2:51:27
Rank: #4154 (+46)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:57:34
Rank: #3912 (+242)
25.2M → Finish
6:07 | 6:00/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:28:42
Pace6:46 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:52
Pace6:47 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:4121:106:4921:10
6:49
-
10K
6.21 mi10:49:4042:096:4720:59
6:45
-0:04
15K
9.32 mi11:10:321:03:016:4620:52
6:43
-0:02
20K
12.43 mi11:31:341:24:036:4621:02
6:46
+0:03
Half
13.11 mi11:36:131:28:426:464:39
6:49
+0:03
25K
15.53 mi11:52:341:45:036:4616:21
6:45
-0:04
30K
18.64 mi12:13:562:06:256:4721:22
6:53
+0:08
20M
20.00 mi12:23:192:15:486:479:23
6:54
+0:01
21M
21.00 mi12:30:292:22:586:487:10
7:10
+0:16
35K
21.75 mi12:35:292:27:586:485:00
6:41
-0:29
23M
23.00 mi12:44:092:36:386:498:40
6:55
+0:14
24M
24.00 mi12:50:452:43:146:486:36
6:36
-0:19
40K
24.85 mi12:56:292:48:586:485:44
6:42
+0:06
25.2M
25.20 mi12:58:582:51:276:482:29
7:12
+0:30
Finish
26.22 mi13:05:052:57:346:476:07
6:00
-1:12

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

6:00 /mi

Average Pace

6:47 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

12:43

7% of race

Time at Steady Pace

2:17:09

77% of race

Time at Slower Pace

27:42

16% of race

Average Pace: 6:46 /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 mi10:28:4121:106:4921:10
6:49
#6392
10K
6.21 mi10:49:4042:096:4720:59
6:45
#6123
15K
9.32 mi11:10:321:03:016:4620:52
6:43
#5812
20K
12.43 mi11:31:341:24:036:4621:02
6:46
#5602
Half
13.11 mi11:36:131:28:426:464:39
6:49
#5635
25K
15.53 mi11:52:341:45:036:4616:21
6:45
#5378
30K
18.64 mi12:13:562:06:256:4721:22
6:53
#5005
20M
20.00 mi12:23:192:15:486:479:23
6:54
#4851
21M
21.00 mi12:30:292:22:586:487:10
7:10
#4665
35K
21.75 mi12:35:292:27:586:485:00
6:41
#4582
23M
23.00 mi12:44:092:36:386:498:40
6:55
#4456
24M
24.00 mi12:50:452:43:146:486:36
6:36
#4316
40K
24.85 mi12:56:292:48:586:485:44
6:42
#4200
25.2M
25.20 mi12:58:582:51:276:482:29
7:12
#4154
Finish
26.22 mi13:05:052:57:346:476:07
6:00
#3912
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6392582658265211(Top 18%)4817(Top 30%)4817(Top 202%)
10K6.21 mi3.10 mi6123+2695611+2155611+2155856(Top 21%)5357(Top 33%)5357(Top 225%)
15K9.32 mi3.11 mi5812+3115339+2725339+2725211(Top 18%)4817(Top 30%)4817(Top 202%)
20K12.43 mi3.11 mi5602+2105151+1885151+1884982(Top 18%)4598(Top 29%)4598(Top 193%)
Half13.11 mi0.68 mi5635-335176-255176-256188(Top 22%)5573(Top 35%)5573(Top 234%)
25K15.53 mi2.42 mi5378+2574951+2254951+2254412(Top 16%)4084(Top 25%)4084(Top 171%)
30K18.64 mi3.11 mi5005+3734614+3374614+3373927(Top 14%)3616(Top 22%)3616(Top 152%)
20M20.00 mi1.36 mi4851+1544489+1254489+1253536(Top 12%)3258(Top 20%)3258(Top 137%)
21M21.00 mi1.00 mi4665+1864321+1684321+1682984(Top 11%)2758(Top 17%)2758(Top 116%)
35K21.75 mi0.75 mi4582+834244+774244+773392(Top 12%)3091(Top 19%)3091(Top 130%)
23M23.00 mi1.25 mi4456+1264121+1234121+1233326(Top 12%)3024(Top 19%)3024(Top 127%)
24M24.00 mi1.00 mi4316+1403986+1353986+1352488(Top 9%)2292(Top 14%)2292(Top 96%)
40K24.85 mi0.85 mi4200+1163880+1063880+1062385(Top 8%)2182(Top 14%)2182(Top 91%)
25.2M25.20 mi0.35 mi4154+463835+453835+452138(Top 8%)1927(Top 12%)1927(Top 81%)
Finish26.22 mi1.02 mi3912+2423618+2173618+217933(Top 3%)878(Top 5%)878(Top 37%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

5211

Males

4817

M45-49

4817

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5856

Males

5357

M45-49

5357

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

5211

Males

4817

M45-49

4817

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

4982

Males

4598

M45-49

4598

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

6188

Males

5573

M45-49

5573

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4412

Males

4084

M45-49

4084

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3927

Males

3616

M45-49

3616

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3536

Males

3258

M45-49

3258

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2984

Males

2758

M45-49

2758

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3392

Males

3091

M45-49

3091

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3326

Males

3024

M45-49

3024

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2488

Males

2292

M45-49

2292

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2385

Males

2182

M45-49

2182

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2138

Males

1927

M45-49

1927

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

933

Males

878

M45-49

878

Passing Analysis

Category:
Athletes Passed
2748
Passed By
268
Net Change
+2480
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6392
5K → 10K35687+269#6392#6123
10K → 15K33322+311#6123#5812
15K → 20K24838+210#5812#5602
20K → Half1245-33#5602#5635
Half → 25K27013+257#5635#5378
25K → 30K38916+373#5378#5005
30K → 20M1617+154#5005#4851
20M → 21M1904+186#4851#4665
21M → 35K929+83#4665#4582
35K → 23M14014+126#4582#4456
23M → 24M1433+140#4456#4316
24M → 40K1259+116#4316#4200
40K → 25.2M471+46#4200#4154
25.2M → Finish2420+242#4154#3912
TOTALS2748268+2480
📊

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