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BOSTON MARATHON 2023

David King

Bib: 22513•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
27:31
Rank: #19794
Start → 5K
8:51/mi
27:31 split
10K· 6.21 mi
56:38
Rank: #21125 (-1331)
5K → 10K
9:22/mi
29:07 split
15K· 9.32 mi
1:28:55
Rank: #22424 (-1299)
10K → 15K
10:23/mi
32:17 split
20K· 12.43 mi
1:57:48
Rank: #22042 (+382)
15K → 20K
9:18/mi
28:53 split
Half· 13.11 mi
2:03:55
Rank: #21948 (+94)
20K → Half
8:58/mi
6:07 split
25K· 15.53 mi
2:27:00
Rank: #21773 (+175)
Half → 25K
9:31/mi
23:05 split
30K· 18.64 mi
2:57:53
Rank: #21600 (+173)
25K → 30K
9:56/mi
30:53 split
20M
3:11:29
Rank: #21526 (+74)
30K → 20M
10:00/mi
13:36 split
21M
3:22:06
Rank: #21419 (+107)
20M → 21M
10:37/mi
10:37 split
35K· 21.75 mi
3:29:21
Rank: #21376 (+43)
21M → 35K
9:41/mi
7:15 split
23M
3:42:09
Rank: #21327 (+49)
35K → 23M
10:13/mi
12:48 split
24M
3:52:09
Rank: #21287 (+40)
23M → 24M
10:00/mi
10:00 split
40K· 24.85 mi
4:00:43
Rank: #21231 (+56)
24M → 40K
10:01/mi
8:34 split
25.2M
4:04:27
Rank: #21200 (+31)
40K → 25.2M
10:50/mi
3:44 split
Finish· 26.22 mi
4:14:15
Rank: #21182 (+18)
25.2M → Finish
9:37/mi
9:48 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:55
Pace9:27 /mi
2nd Half
Distance13.11 mi
Time2:10:20
Pace9:57 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:5127:318:5127:31
8:51
-
10K
6.21 mi11:53:5856:389:0729:07
9:22
+0:31
15K
9.32 mi12:26:151:28:559:3232:17
10:23
+1:01
20K
12.43 mi12:55:081:57:489:2928:53
9:18
-1:05
Half
13.11 mi13:01:152:03:559:276:07
8:58
-0:20
25K
15.53 mi13:24:202:27:009:2823:05
9:31
+0:33
30K
18.64 mi13:55:132:57:539:3330:53
9:56
+0:25
20M
20.00 mi14:08:493:11:299:3413:36
10:00
+0:04
21M
21.00 mi14:19:263:22:069:3710:37
10:37
+0:37
35K
21.75 mi14:26:413:29:219:387:15
9:41
-0:56
23M
23.00 mi14:39:293:42:099:4012:48
10:13
+0:32
24M
24.00 mi14:49:293:52:099:4010:00
10:00
-0:13
40K
24.85 mi14:58:034:00:439:418:34
10:01
+0:01
25.2M
25.20 mi15:01:474:04:279:423:44
10:50
+0:49
Finish
26.22 mi15:11:354:14:159:429:48
9:37
-1:13

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

8:51 /mi

Average Pace

9:42 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:31

49% of race

Time at Steady Pace

1:10:18

28% of race

Time at Slower Pace

59:26

23% of race

Average Pace: 9:42 /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 mi11:24:5127:318:5127:31
8:51
#19794
10K
6.21 mi11:53:5856:389:0729:07
9:22
#21125
15K
9.32 mi12:26:151:28:559:3232:17
10:23
#22424
20K
12.43 mi12:55:081:57:489:2928:53
9:18
#22042
Half
13.11 mi13:01:152:03:559:276:07
8:58
#21948
25K
15.53 mi13:24:202:27:009:2823:05
9:31
#21773
30K
18.64 mi13:55:132:57:539:3330:53
9:56
#21600
20M
20.00 mi14:08:493:11:299:3413:36
10:00
#21526
21M
21.00 mi14:19:263:22:069:3710:37
10:37
#21419
35K
21.75 mi14:26:413:29:219:387:15
9:41
#21376
23M
23.00 mi14:39:293:42:099:4012:48
10:13
#21327
24M
24.00 mi14:49:293:52:099:4010:00
10:00
#21287
40K
24.85 mi14:58:034:00:439:418:34
10:01
#21231
25.2M
25.20 mi15:01:474:04:279:423:44
10:50
#21200
Finish
26.22 mi15:11:354:14:159:429:48
9:37
#21182
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi19794120831208324270(Top 91%)14207(Top 94%)14207(Top 1280%)
10K6.21 mi3.10 mi21125-133112724-64112724-64122153(Top 83%)13228(Top 87%)13228(Top 1192%)
15K9.32 mi3.11 mi22424-129913347-62313347-62324270(Top 91%)14207(Top 94%)14207(Top 1280%)
20K12.43 mi3.11 mi22042+38213157+19013157+19020965(Top 79%)12726(Top 84%)12726(Top 1146%)
Half13.11 mi0.68 mi21948+9413126+3113126+3120356(Top 76%)12445(Top 82%)12445(Top 1121%)
25K15.53 mi2.42 mi21773+17513057+6913057+6920903(Top 79%)12662(Top 83%)12662(Top 1141%)
30K18.64 mi3.11 mi21600+17312964+9312964+9320864(Top 78%)12575(Top 83%)12575(Top 1133%)
20M20.00 mi1.36 mi21526+7412922+4212922+4220525(Top 77%)12352(Top 81%)12352(Top 1113%)
21M21.00 mi1.00 mi21419+10712862+6012862+6019949(Top 75%)12021(Top 79%)12021(Top 1083%)
35K21.75 mi0.75 mi21376+4312834+2812834+2820483(Top 77%)12239(Top 81%)12239(Top 1103%)
23M23.00 mi1.25 mi21327+4912796+3812796+3820656(Top 78%)12306(Top 81%)12306(Top 1109%)
24M24.00 mi1.00 mi21287+4012766+3012766+3020805(Top 78%)12343(Top 81%)12343(Top 1112%)
40K24.85 mi0.85 mi21231+5612733+3312733+3320052(Top 75%)11937(Top 79%)11937(Top 1075%)
25.2M25.20 mi0.35 mi21200+3112716+1712716+1720099(Top 75%)11949(Top 79%)11949(Top 1076%)
Finish26.22 mi1.02 mi21182+1812694+2212694+2220572(Top 77%)12213(Top 80%)12213(Top 1100%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

24270

Males

14207

M60-64

14207

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

22153

Males

13228

M60-64

13228

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

24270

Males

14207

M60-64

14207

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

20965

Males

12726

M60-64

12726

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

20356

Males

12445

M60-64

12445

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

20903

Males

12662

M60-64

12662

25K→30K

15.5 - 18.6 mi

Top 78%
×9story building
+181ft-148ft

Overall

20864

Males

12575

M60-64

12575

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

20525

Males

12352

M60-64

12352

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

19949

Males

12021

M60-64

12021

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

20483

Males

12239

M60-64

12239

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

20656

Males

12306

M60-64

12306

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

20805

Males

12343

M60-64

12343

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

20052

Males

11937

M60-64

11937

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

20099

Males

11949

M60-64

11949

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2story building
+22ft-21ft

Overall

20572

Males

12213

M60-64

12213

Passing Analysis

Category:
Athletes Passed
1536
Passed By
2924
Net Change
-1388
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19794
5K → 10K261357-1331#19794#21125
10K → 15K81307-1299#21125#22424
15K → 20K39715+382#22424#22042
20K → Half951+94#22042#21948
Half → 25K20126+175#21948#21773
25K → 30K22956+173#21773#21600
30K → 20M9117+74#21600#21526
20M → 21M12316+107#21526#21419
21M → 35K5411+43#21419#21376
35K → 23M8940+49#21376#21327
23M → 24M6424+40#21327#21287
24M → 40K7721+56#21287#21231
40K → 25.2M365+31#21231#21200
25.2M → Finish4628+18#21200#21182
TOTALS15362924-1388
📊

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