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BOSTON MARATHON 2023

Edward Sampt

Bib: 11728•M

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 36%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 40%
Division (M50-54)
#0 / 2052
Top 38%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:17
Rank: #9566
Start → 5K
23:17 | 7:30/mi
10K· 6.21 mi
46:04
Rank: #9281 (+285)
5K → 10K
22:47 | 7:20/mi
15K· 9.32 mi
1:08:54
Rank: #9129 (+152)
10K → 15K
22:50 | 7:21/mi
20K· 12.43 mi
1:32:03
Rank: #9050 (+79)
15K → 20K
23:09 | 7:27/mi
Half· 13.11 mi
1:37:07
Rank: #9080 (-30)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:55:23
Rank: #9041 (+39)
Half → 25K
18:16 | 7:32/mi
30K· 18.64 mi
2:21:17
Rank: #9813 (-772)
25K → 30K
25:54 | 8:20/mi
20M
2:31:57
Rank: #9714 (+99)
30K → 20M
10:40 | 7:51/mi
21M
2:40:19
Rank: #9696 (+18)
20M → 21M
8:22 | 8:22/mi
35K· 21.75 mi
2:46:00
Rank: #9660 (+36)
21M → 35K
5:41 | 7:36/mi
23M
2:56:02
Rank: #9635 (+25)
35K → 23M
10:02 | 8:01/mi
24M
3:03:47
Rank: #9606 (+29)
23M → 24M
7:45 | 7:45/mi
40K· 24.85 mi
3:10:34
Rank: #9558 (+48)
24M → 40K
6:47 | 7:56/mi
25.2M
3:13:34
Rank: #9560 (-2)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:21:39
Rank: #9633 (-73)
25.2M → Finish
8:05 | 7:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:07
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:44:32
Pace7:58 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:0023:177:3023:17
7:30
-
10K
6.21 mi11:12:4746:047:2522:47
7:20
-0:10
15K
9.32 mi11:35:371:08:547:2422:50
7:21
+0:01
20K
12.43 mi11:58:461:32:037:2423:09
7:27
+0:06
Half
13.11 mi12:03:501:37:077:245:04
7:26
-0:01
25K
15.53 mi12:22:061:55:237:2618:16
7:32
+0:06
30K
18.64 mi12:48:002:21:177:3525:54
8:20
+0:48
20M
20.00 mi12:58:402:31:577:3610:40
7:51
-0:29
21M
21.00 mi13:07:022:40:197:388:22
8:22
+0:31
35K
21.75 mi13:12:432:46:007:385:41
7:36
-0:46
23M
23.00 mi13:22:452:56:027:3910:02
8:01
+0:25
24M
24.00 mi13:30:303:03:477:397:45
7:45
-0:16
40K
24.85 mi13:37:173:10:347:406:47
7:56
+0:11
25.2M
25.20 mi13:40:173:13:347:413:00
8:42
+0:46
Finish
26.22 mi13:48:223:21:397:428:05
7:56
-0:46

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

7:20 /mi

Average Pace

7:42 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:23

82% of race

Time at Steady Pace

34:16

17% of race

Time at Slower Pace

3:00

1% of race

Average Pace: 7:41 /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 mi10:50:0023:177:3023:17
7:30
#9566
10K
6.21 mi11:12:4746:047:2522:47
7:20
#9281
15K
9.32 mi11:35:371:08:547:2422:50
7:21
#9129
20K
12.43 mi11:58:461:32:037:2423:09
7:27
#9050
Half
13.11 mi12:03:501:37:077:245:04
7:26
#9080
25K
15.53 mi12:22:061:55:237:2618:16
7:32
#9041
30K
18.64 mi12:48:002:21:177:3525:54
8:20
#9813
20M
20.00 mi12:58:402:31:577:3610:40
7:51
#9714
21M
21.00 mi13:07:022:40:197:388:22
8:22
#9696
35K
21.75 mi13:12:432:46:007:385:41
7:36
#9660
23M
23.00 mi13:22:452:56:027:3910:02
8:01
#9635
24M
24.00 mi13:30:303:03:477:397:45
7:45
#9606
40K
24.85 mi13:37:173:10:347:406:47
7:56
#9558
25.2M
25.20 mi13:40:173:13:347:413:00
8:42
#9560
Finish
26.22 mi13:48:223:21:397:428:05
7:56
#9633
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi9566790879088925(Top 34%)7494(Top 49%)7494(Top 365%)
10K6.21 mi3.10 mi9281+2857741+1677741+1679097(Top 34%)7637(Top 50%)7637(Top 372%)
15K9.32 mi3.11 mi9129+1527644+977644+978925(Top 34%)7494(Top 49%)7494(Top 365%)
20K12.43 mi3.11 mi9050+797580+647580+648916(Top 33%)7455(Top 49%)7455(Top 363%)
Half13.11 mi0.68 mi9080-307595-157595-159578(Top 36%)7859(Top 52%)7859(Top 383%)
25K15.53 mi2.42 mi9041+397570+257570+259025(Top 34%)7454(Top 49%)7454(Top 363%)
30K18.64 mi3.11 mi9813-7727994-4247994-42413246(Top 50%)9332(Top 61%)9332(Top 455%)
20M20.00 mi1.36 mi9714+997903+917903+919208(Top 35%)7312(Top 48%)7312(Top 356%)
21M21.00 mi1.00 mi9696+187885+187885+189616(Top 36%)7403(Top 49%)7403(Top 361%)
35K21.75 mi0.75 mi9660+367845+407845+409230(Top 35%)7207(Top 47%)7207(Top 351%)
23M23.00 mi1.25 mi9635+257790+557790+559817(Top 37%)7385(Top 49%)7385(Top 360%)
24M24.00 mi1.00 mi9606+297750+407750+409409(Top 35%)7107(Top 47%)7107(Top 346%)
40K24.85 mi0.85 mi9558+487697+537697+539568(Top 36%)7115(Top 47%)7115(Top 347%)
25.2M25.20 mi0.35 mi9560-27679+187679+1810692(Top 40%)7649(Top 50%)7649(Top 373%)
Finish26.22 mi1.02 mi9633-737690-117690-1111588(Top 44%)8081(Top 53%)8081(Top 394%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

8925

Males

7494

M50-54

7494

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

9097

Males

7637

M50-54

7637

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

8925

Males

7494

M50-54

7494

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

8916

Males

7455

M50-54

7455

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9578

Males

7859

M50-54

7859

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9025

Males

7454

M50-54

7454

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

13246

Males

9332

M50-54

9332

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

9208

Males

7312

M50-54

7312

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

9616

Males

7403

M50-54

7403

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

9230

Males

7207

M50-54

7207

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

9817

Males

7385

M50-54

7385

23M→24M

23.0 - 24.0 mi

Top 35%
×6stories
+12ft-82ft

Overall

9409

Males

7107

M50-54

7107

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9568

Males

7115

M50-54

7115

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10692

Males

7649

M50-54

7649

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2stories
+22ft-21ft

Overall

11588

Males

8081

M50-54

8081

Passing Analysis

Category:
Athletes Passed
1631*
Passed By
1698
Net Change
-67
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9566
5K → 10K442157+285#9566#9281
10K → 15K23482+152#9281#9129
15K → 20K16889+79#9129#9050
20K → Half1343-30#9050#9080
Half → 25K13293+39#9080#9041
25K → 30K29801-772#9041#9813
30K → 20M13536+99#9813#9714
20M → 21M8163+18#9714#9696
21M → 35K5822+36#9696#9660
35K → 23M11287+25#9660#9635
23M → 24M7344+29#9635#9606
24M → 40K76*28+48#9606#9558
40K → 25.2M3537-2#9558#9560
25.2M → Finish43116-73#9560#9633
TOTALS1631*1698-67

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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