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BOSTON MARATHON 2023

Ernest Compton

Bib: 21300•M

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:54
Rank: #18618
Start → 5K
8:39/mi
26:54 split
10K· 6.21 mi
54:39
Rank: #19644 (-1026)
5K → 10K
8:56/mi
27:45 split
15K· 9.32 mi
1:24:02
Rank: #20633 (-989)
10K → 15K
9:27/mi
29:23 split
20K· 12.43 mi
1:53:14
Rank: #20827 (-194)
15K → 20K
9:24/mi
29:12 split
Half· 13.11 mi
1:59:31
Rank: #20850 (-23)
20K → Half
9:13/mi
6:17 split
25K· 15.53 mi
2:23:08
Rank: #20981 (-131)
Half → 25K
9:44/mi
23:37 split
30K· 18.64 mi
2:55:20
Rank: #21190 (-209)
25K → 30K
10:22/mi
32:12 split
20M
3:08:48
Rank: #21091 (+99)
30K → 20M
9:55/mi
13:28 split
21M
3:19:35
Rank: #21038 (+53)
20M → 21M
10:47/mi
10:47 split
35K· 21.75 mi
3:26:52
Rank: #21015 (+23)
21M → 35K
9:44/mi
7:17 split
23M
3:39:31
Rank: #20938 (+77)
35K → 23M
10:06/mi
12:39 split
24M
3:49:22
Rank: #20903 (+35)
23M → 24M
9:51/mi
9:51 split
40K· 24.85 mi
3:57:52
Rank: #20845 (+58)
24M → 40K
9:56/mi
8:30 split
25.2M
4:01:53
Rank: #20867 (-22)
40K → 25.2M
11:39/mi
4:01 split
Finish· 26.22 mi
4:11:39
Rank: #20835 (+32)
25.2M → Finish
9:35/mi
9:46 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:31
Pace9:07 /mi
2nd Half
Distance13.11 mi
Time2:12:08
Pace10:05 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:0826:548:3926:54
8:39
-
10K
6.21 mi11:47:5354:398:4827:45
8:56
+0:17
15K
9.32 mi12:17:161:24:029:0129:23
9:27
+0:31
20K
12.43 mi12:46:281:53:149:0729:12
9:24
-0:03
Half
13.11 mi12:52:451:59:319:076:17
9:13
-0:11
25K
15.53 mi13:16:222:23:089:1323:37
9:44
+0:31
30K
18.64 mi13:48:342:55:209:2432:12
10:22
+0:38
20M
20.00 mi14:02:023:08:489:2613:28
9:55
-0:27
21M
21.00 mi14:12:493:19:359:3010:47
10:47
+0:52
35K
21.75 mi14:20:063:26:529:317:17
9:44
-1:03
23M
23.00 mi14:32:453:39:319:3312:39
10:06
+0:22
24M
24.00 mi14:42:363:49:229:339:51
9:51
-0:15
40K
24.85 mi14:51:063:57:529:348:30
9:56
+0:05
25.2M
25.20 mi14:55:074:01:539:364:01
11:39
+1:43
Finish
26.22 mi15:04:534:11:399:369:46
9:35
-2:04

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

8:39 /mi

Average Pace

9:36 /mi

Slowest Pace

11:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:00:56

24% of race

Time at Steady Pace

2:11:04

52% of race

Time at Slower Pace

59:39

24% of race

Average Pace: 9:36 /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 mi11:20:0826:548:3926:54
8:39
#18618
10K
6.21 mi11:47:5354:398:4827:45
8:56
#19644
15K
9.32 mi12:17:161:24:029:0129:23
9:27
#20633
20K
12.43 mi12:46:281:53:149:0729:12
9:24
#20827
Half
13.11 mi12:52:451:59:319:076:17
9:13
#20850
25K
15.53 mi13:16:222:23:089:1323:37
9:44
#20981
30K
18.64 mi13:48:342:55:209:2432:12
10:22
#21190
20M
20.00 mi14:02:023:08:489:2613:28
9:55
#21091
21M
21.00 mi14:12:493:19:359:3010:47
10:47
#21038
35K
21.75 mi14:20:063:26:529:317:17
9:44
#21015
23M
23.00 mi14:32:453:39:319:3312:39
10:06
#20938
24M
24.00 mi14:42:363:49:229:339:51
9:51
#20903
40K
24.85 mi14:51:063:57:529:348:30
9:56
#20845
25.2M
25.20 mi14:55:074:01:539:364:01
11:39
#20867
Finish
26.22 mi15:04:534:11:399:369:46
9:35
#20835
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi18618116511165122119(Top 83%)13238(Top 87%)13238(Top 1193%)
10K6.21 mi3.10 mi19644-102612064-41312064-41320583(Top 77%)12537(Top 83%)12537(Top 1129%)
15K9.32 mi3.11 mi20633-98912526-46212526-46222119(Top 83%)13238(Top 87%)13238(Top 1193%)
20K12.43 mi3.11 mi20827-19412632-10612632-10621241(Top 80%)12854(Top 85%)12854(Top 1158%)
Half13.11 mi0.68 mi20850-2312642-1012642-1021164(Top 79%)12796(Top 84%)12796(Top 1153%)
25K15.53 mi2.42 mi20981-13112706-6412706-6421577(Top 81%)12952(Top 85%)12952(Top 1167%)
30K18.64 mi3.11 mi21190-20912781-7512781-7521915(Top 82%)13034(Top 86%)13034(Top 1174%)
20M20.00 mi1.36 mi21091+9912719+6212719+6220198(Top 76%)12200(Top 80%)12200(Top 1099%)
21M21.00 mi1.00 mi21038+5312680+3912680+3920329(Top 76%)12206(Top 80%)12206(Top 1100%)
35K21.75 mi0.75 mi21015+2312660+2012660+2020557(Top 77%)12286(Top 81%)12286(Top 1107%)
23M23.00 mi1.25 mi20938+7712612+4812612+4820279(Top 76%)12138(Top 80%)12138(Top 1094%)
24M24.00 mi1.00 mi20903+3512591+2112591+2120371(Top 77%)12160(Top 80%)12160(Top 1095%)
40K24.85 mi0.85 mi20845+5812558+3312558+3319809(Top 74%)11839(Top 78%)11839(Top 1067%)
25.2M25.20 mi0.35 mi20867-2212559-112559-121826(Top 82%)12769(Top 84%)12769(Top 1150%)
Finish26.22 mi1.02 mi20835+3212537+2212537+2220407(Top 77%)12141(Top 80%)12141(Top 1094%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21story building
+97ft-345ft

Overall

22119

Males

13238

M60-64

13238

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

20583

Males

12537

M60-64

12537

10K→15K

6.2 - 9.3 mi

Top 83%
×3story building
+67ft-78ft

Overall

22119

Males

13238

M60-64

13238

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

21241

Males

12854

M60-64

12854

20K→Half

12.4 - 13.1 mi

Top 79%
×2story building
+19ft-37ft

Overall

21164

Males

12796

M60-64

12796

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

21577

Males

12952

M60-64

12952

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

21915

Males

13034

M60-64

13034

30K→20M

18.6 - 20.0 mi

Top 76%
×5story building
+64ft-50ft

Overall

20198

Males

12200

M60-64

12200

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

20329

Males

12206

M60-64

12206

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

20557

Males

12286

M60-64

12286

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

20279

Males

12138

M60-64

12138

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

20371

Males

12160

M60-64

12160

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

19809

Males

11839

M60-64

11839

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

21826

Males

12769

M60-64

12769

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2story building
+22ft-21ft

Overall

20407

Males

12141

M60-64

12141

Passing Analysis

Category:
Athletes Passed
915
Passed By
3132
Net Change
-2217
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18618
5K → 10K631089-1026#18618#19644
10K → 15K191008-989#19644#20633
15K → 20K92286-194#20633#20827
20K → Half2548-23#20827#20850
Half → 25K61192-131#20850#20981
25K → 30K80289-209#20981#21190
30K → 20M11415+99#21190#21091
20M → 21M9744+53#21091#21038
21M → 35K5128+23#21038#21015
35K → 23M11033+77#21015#20938
23M → 24M6833+35#20938#20903
24M → 40K679+58#20903#20845
40K → 25.2M1133-22#20845#20867
25.2M → Finish5725+32#20867#20835
TOTALS9153132-2217
📊

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