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BOSTON MARATHON 2023

Gregory Silvaggio

Bib: 9133•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 19%
Gender (Male)
#0 / 15176
Top 31%
Masters (Masters Men)
#0 / 9891
Top 17%
Division (M40-44)
#0 / 2241
Top 40%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:30
Rank: #5723
Start → 5K
21:30 | 6:55/mi
10K· 6.21 mi
42:24
Rank: #5156 (+567)
5K → 10K
20:54 | 6:44/mi
15K· 9.32 mi
1:03:23
Rank: #5005 (+151)
10K → 15K
20:59 | 6:45/mi
20K· 12.43 mi
1:24:16
Rank: #4649 (+356)
15K → 20K
20:53 | 6:43/mi
Half· 13.11 mi
1:28:47
Rank: #4585 (+64)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:45:11
Rank: #4416 (+169)
Half → 25K
16:24 | 6:46/mi
30K· 18.64 mi
2:07:19
Rank: #4575 (-159)
25K → 30K
22:08 | 7:07/mi
20M
2:17:00
Rank: #4583 (-8)
30K → 20M
9:41 | 7:08/mi
21M
2:24:28
Rank: #4581 (+2)
20M → 21M
7:28 | 7:28/mi
35K· 21.75 mi
2:29:41
Rank: #4606 (-25)
21M → 35K
5:13 | 6:58/mi
23M
2:38:32
Rank: #4546 (+60)
35K → 23M
8:51 | 7:04/mi
24M
2:45:57
Rank: #4633 (-87)
23M → 24M
7:25 | 7:25/mi
40K· 24.85 mi
2:52:48
Rank: #4794 (-161)
24M → 40K
6:51 | 8:01/mi
25.2M
2:55:54
Rank: #4882 (-88)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:04:18
Rank: #5108 (-226)
25.2M → Finish
8:24 | 8:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:47
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:35:31
Pace7:17 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:0521:306:5521:30
6:55
-
10K
6.21 mi11:07:5942:246:4920:54
6:44
-0:11
15K
9.32 mi11:28:581:03:236:4820:59
6:45
+0:01
20K
12.43 mi11:49:511:24:166:4720:53
6:43
-0:02
Half
13.11 mi11:54:221:28:476:464:31
6:37
-0:06
25K
15.53 mi12:10:461:45:116:4616:24
6:46
+0:09
30K
18.64 mi12:32:542:07:196:5022:08
7:07
+0:21
20M
20.00 mi12:42:352:17:006:519:41
7:08
+0:01
21M
21.00 mi12:50:032:24:286:537:28
7:28
+0:20
35K
21.75 mi12:55:162:29:416:535:13
6:58
-0:30
23M
23.00 mi13:04:072:38:326:548:51
7:04
+0:06
24M
24.00 mi13:11:322:45:576:557:25
7:25
+0:21
40K
24.85 mi13:18:232:52:486:576:51
8:01
+0:36
25.2M
25.20 mi13:21:292:55:546:593:06
8:59
+0:58
Finish
26.22 mi13:29:533:04:187:028:24
8:15
-0:44

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

6:37 /mi

Average Pace

7:02 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

46:18

25% of race

Time at Steady Pace

1:44:46

57% of race

Time at Slower Pace

33:14

18% of race

Average Pace: 7:02 /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 mi10:47:0521:306:5521:30
6:55
#5723
10K
6.21 mi11:07:5942:246:4920:54
6:44
#5156
15K
9.32 mi11:28:581:03:236:4820:59
6:45
#5005
20K
12.43 mi11:49:511:24:166:4720:53
6:43
#4649
Half
13.11 mi11:54:221:28:476:464:31
6:37
#4585
25K
15.53 mi12:10:461:45:116:4616:24
6:46
#4416
30K
18.64 mi12:32:542:07:196:5022:08
7:07
#4575
20M
20.00 mi12:42:352:17:006:519:41
7:08
#4583
21M
21.00 mi12:50:032:24:286:537:28
7:28
#4581
35K
21.75 mi12:55:162:29:416:535:13
6:58
#4606
23M
23.00 mi13:04:072:38:326:548:51
7:04
#4546
24M
24.00 mi13:11:322:45:576:557:25
7:25
#4633
40K
24.85 mi13:18:232:52:486:576:51
8:01
#4794
25.2M
25.20 mi13:21:292:55:546:593:06
8:59
#4882
Finish
26.22 mi13:29:533:04:187:028:24
8:15
#5108
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5723525952594659(Top 18%)4352(Top 29%)4352(Top 194%)
10K6.21 mi3.10 mi5156+5674776+4834776+4834615(Top 17%)4303(Top 28%)4303(Top 192%)
15K9.32 mi3.11 mi5005+1514647+1294647+1294659(Top 18%)4352(Top 29%)4352(Top 194%)
20K12.43 mi3.11 mi4649+3564337+3104337+3103752(Top 14%)3546(Top 23%)3546(Top 158%)
Half13.11 mi0.68 mi4585+644277+604277+603648(Top 14%)3456(Top 23%)3456(Top 154%)
25K15.53 mi2.42 mi4416+1694130+1474130+1473862(Top 15%)3634(Top 24%)3634(Top 162%)
30K18.64 mi3.11 mi4575-1594268-1384268-1385064(Top 19%)4653(Top 31%)4653(Top 208%)
20M20.00 mi1.36 mi4583-84273-54273-54748(Top 18%)4338(Top 29%)4338(Top 194%)
21M21.00 mi1.00 mi4581+24270+34270+34429(Top 17%)4043(Top 27%)4043(Top 180%)
35K21.75 mi0.75 mi4606-254290-204290-205165(Top 19%)4616(Top 30%)4616(Top 206%)
23M23.00 mi1.25 mi4546+604233+574233+574148(Top 16%)3804(Top 25%)3804(Top 170%)
24M24.00 mi1.00 mi4633-874313-804313-807123(Top 27%)5773(Top 38%)5773(Top 258%)
40K24.85 mi0.85 mi4794-1614436-1234436-12310076(Top 38%)7357(Top 48%)7357(Top 328%)
25.2M25.20 mi0.35 mi4882-884502-664502-6612321(Top 46%)8384(Top 55%)8384(Top 374%)
Finish26.22 mi1.02 mi5108-2264683-1814683-18113677(Top 51%)9082(Top 60%)9082(Top 405%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4659

Males

4352

M40-44

4352

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4615

Males

4303

M40-44

4303

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4659

Males

4352

M40-44

4352

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3752

Males

3546

M40-44

3546

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3648

Males

3456

M40-44

3456

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

3862

Males

3634

M40-44

3634

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5064

Males

4653

M40-44

4653

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4748

Males

4338

M40-44

4338

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4429

Males

4043

M40-44

4043

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5165

Males

4616

M40-44

4616

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4148

Males

3804

M40-44

3804

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7123

Males

5773

M40-44

5773

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10076

Males

7357

M40-44

7357

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

12321

Males

8384

M40-44

8384

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

13677

Males

9082

M40-44

9082

Passing Analysis

Category:
Athletes Passed
1796
Passed By
1181
Net Change
+615
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5723
5K → 10K60134+567#5723#5156
10K → 15K20150+151#5156#5005
15K → 20K3637+356#5005#4649
20K → Half651+64#4649#4585
Half → 25K19021+169#4585#4416
25K → 30K72231-159#4416#4575
30K → 20M6068-8#4575#4583
20M → 21M6361+2#4583#4581
21M → 35K3459-25#4581#4606
35K → 23M9535+60#4606#4546
23M → 24M26113-87#4546#4633
24M → 40K15176-161#4633#4794
40K → 25.2M593-88#4794#4882
25.2M → Finish6232-226#4882#5108
TOTALS17961181+615
📊

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