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BOSTON MARATHON 2023

Scott Silver

Bib: 30718•M

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:17
Rank: #19360
Start → 5K
27:17 | 8:47/mi
10K· 6.21 mi
54:55
Rank: #19866 (-506)
5K → 10K
27:38 | 8:54/mi
15K· 9.32 mi
1:23:12
Rank: #20243 (-377)
10K → 15K
28:17 | 9:06/mi
20K· 12.43 mi
1:51:56
Rank: #20395 (-152)
15K → 20K
28:44 | 9:15/mi
Half· 13.11 mi
1:58:06
Rank: #20409 (-14)
20K → Half
6:10 | 9:02/mi
25K· 15.53 mi
2:20:52
Rank: #20429 (-20)
Half → 25K
22:46 | 9:23/mi
30K· 18.64 mi
2:52:07
Rank: #20578 (-149)
25K → 30K
31:15 | 10:04/mi
20M
3:05:43
Rank: #20568 (+10)
30K → 20M
13:36 | 10:00/mi
21M
3:16:55
Rank: #20602 (-34)
20M → 21M
11:12 | 11:12/mi
35K· 21.75 mi
3:24:15
Rank: #20607 (-5)
21M → 35K
7:20 | 9:48/mi
23M
3:36:56
Rank: #20570 (+37)
35K → 23M
12:41 | 10:08/mi
24M
3:47:40
Rank: #20691 (-121)
23M → 24M
10:44 | 10:44/mi
40K· 24.85 mi
3:55:53
Rank: #20607 (+84)
24M → 40K
8:13 | 9:37/mi
25.2M
3:59:48
Rank: #20618 (-11)
40K → 25.2M
3:55 | 11:21/mi
Finish· 26.22 mi
4:10:09
Rank: #20678 (-60)
25.2M → Finish
10:21 | 10:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:06
Pace9:01 /mi
2nd Half
Distance13.11 mi
Time2:12:03
Pace10:04 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:5027:178:4727:17
8:47
-
10K
6.21 mi12:13:2854:558:5027:38
8:54
+0:07
15K
9.32 mi12:41:451:23:128:5628:17
9:06
+0:12
20K
12.43 mi13:10:291:51:569:0028:44
9:15
+0:09
Half
13.11 mi13:16:391:58:069:016:10
9:02
-0:13
25K
15.53 mi13:39:252:20:529:0422:46
9:23
+0:21
30K
18.64 mi14:10:402:52:079:1431:15
10:04
+0:41
20M
20.00 mi14:24:163:05:439:1713:36
10:00
-0:04
21M
21.00 mi14:35:283:16:559:2311:12
11:12
+1:12
35K
21.75 mi14:42:483:24:159:247:20
9:48
-1:24
23M
23.00 mi14:55:293:36:569:2612:41
10:08
+0:20
24M
24.00 mi15:06:133:47:409:2910:44
10:44
+0:36
40K
24.85 mi15:14:263:55:539:298:13
9:37
-1:07
25.2M
25.20 mi15:18:213:59:489:313:55
11:21
+1:44
Finish
26.22 mi15:28:424:10:099:3310:21
10:09
-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

8:47 /mi

Average Pace

9:33 /mi

Slowest Pace

11:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:52

56% of race

Time at Steady Pace

1:23:26

33% of race

Time at Slower Pace

25:51

10% of race

Average Pace: 9:32 /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 mi11:45:5027:178:4727:17
8:47
#19360
10K
6.21 mi12:13:2854:558:5027:38
8:54
#19866
15K
9.32 mi12:41:451:23:128:5628:17
9:06
#20243
20K
12.43 mi13:10:291:51:569:0028:44
9:15
#20395
Half
13.11 mi13:16:391:58:069:016:10
9:02
#20409
25K
15.53 mi13:39:252:20:529:0422:46
9:23
#20429
30K
18.64 mi14:10:402:52:079:1431:15
10:04
#20578
20M
20.00 mi14:24:163:05:439:1713:36
10:00
#20568
21M
21.00 mi14:35:283:16:559:2311:12
11:12
#20602
35K
21.75 mi14:42:483:24:159:247:20
9:48
#20607
23M
23.00 mi14:55:293:36:569:2612:41
10:08
#20570
24M
24.00 mi15:06:133:47:409:2910:44
10:44
#20691
40K
24.85 mi15:14:263:55:539:298:13
9:37
#20607
25.2M
25.20 mi15:18:213:59:489:313:55
11:21
#20618
Finish
26.22 mi15:28:424:10:099:3310:21
10:09
#20678
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi19360119271192720951(Top 79%)12722(Top 84%)12722(Top 895%)
10K6.21 mi3.10 mi19866-50612157-23012157-23020394(Top 77%)12453(Top 82%)12453(Top 876%)
15K9.32 mi3.11 mi20243-37712351-19412351-19420951(Top 79%)12722(Top 84%)12722(Top 895%)
20K12.43 mi3.11 mi20395-15212433-8212433-8220768(Top 78%)12653(Top 83%)12653(Top 890%)
Half13.11 mi0.68 mi20409-1412443-1012443-1020573(Top 77%)12545(Top 83%)12545(Top 882%)
25K15.53 mi2.42 mi20429-2012459-1612459-1620476(Top 77%)12482(Top 82%)12482(Top 878%)
30K18.64 mi3.11 mi20578-14912506-4712506-4721175(Top 80%)12708(Top 84%)12708(Top 894%)
20M20.00 mi1.36 mi20568+1012489+1712489+1720500(Top 77%)12345(Top 81%)12345(Top 868%)
21M21.00 mi1.00 mi20602-3412496-712496-721258(Top 80%)12632(Top 83%)12632(Top 888%)
35K21.75 mi0.75 mi20607-512491+512491+520753(Top 78%)12368(Top 81%)12368(Top 870%)
23M23.00 mi1.25 mi20570+3712462+2912462+2920367(Top 77%)12186(Top 80%)12186(Top 857%)
24M24.00 mi1.00 mi20691-12112500-3812500-3822511(Top 85%)13116(Top 86%)13116(Top 922%)
40K24.85 mi0.85 mi20607+8412450+5012450+5018717(Top 70%)11364(Top 75%)11364(Top 799%)
25.2M25.20 mi0.35 mi20618-1112453-312453-321225(Top 80%)12491(Top 82%)12491(Top 878%)
Finish26.22 mi1.02 mi20678-6012469-1612469-1622166(Top 83%)12935(Top 85%)12935(Top 910%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21stories
+97ft-345ft

Overall

20951

Males

12722

M55-59

12722

5K→10K

3.1 - 6.2 mi

Top 77%
×5stories
+79ft-138ft

Overall

20394

Males

12453

M55-59

12453

10K→15K

6.2 - 9.3 mi

Top 79%
×3stories
+67ft-78ft

Overall

20951

Males

12722

M55-59

12722

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

20768

Males

12653

M55-59

12653

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

20573

Males

12545

M55-59

12545

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

20476

Males

12482

M55-59

12482

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

21175

Males

12708

M55-59

12708

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

20500

Males

12345

M55-59

12345

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

21258

Males

12632

M55-59

12632

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

20753

Males

12368

M55-59

12368

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

20367

Males

12186

M55-59

12186

23M→24M

23.0 - 24.0 mi

Top 85%
×6stories
+12ft-82ft

Overall

22511

Males

13116

M55-59

13116

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18717

Males

11364

M55-59

11364

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21225

Males

12491

M55-59

12491

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

22166

Males

12935

M55-59

12935

Passing Analysis

Category:
Athletes Passed
950
Passed By
2268
Net Change
-1318
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19360
5K → 10K130636-506#19360#19866
10K → 15K77454-377#19866#20243
15K → 20K115267-152#20243#20395
20K → Half2135-14#20395#20409
Half → 25K99119-20#20409#20429
25K → 30K105254-149#20429#20578
30K → 20M7666+10#20578#20568
20M → 21M6498-34#20568#20602
21M → 35K4045-5#20602#20607
35K → 23M8346+37#20607#20570
23M → 24M15136-121#20570#20691
24M → 40K917+84#20691#20607
40K → 25.2M1223-11#20607#20618
25.2M → Finish2282-60#20618#20678
TOTALS9502268-1318
📊

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