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BOSTON MARATHON 2023

Roger King

Bib: 4728•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 20%
Division (M18-39)
#0 / 5285
Top 42%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:09
Rank: #4731
Start → 5K
21:09 | 6:48/mi
10K· 6.21 mi
41:45
Rank: #4176 (+555)
5K → 10K
20:36 | 6:38/mi
15K· 9.32 mi
1:02:17
Rank: #3842 (+334)
10K → 15K
20:32 | 6:37/mi
20K· 12.43 mi
1:22:56
Rank: #3624 (+218)
15K → 20K
20:39 | 6:39/mi
Half· 13.11 mi
1:27:29
Rank: #3649 (-25)
20K → Half
4:33 | 6:40/mi
25K· 15.53 mi
1:43:40
Rank: #3536 (+113)
Half → 25K
16:11 | 6:40/mi
30K· 18.64 mi
2:04:43
Rank: #3361 (+175)
25K → 30K
21:03 | 6:47/mi
20M
2:13:58
Rank: #3278 (+83)
30K → 20M
9:15 | 6:48/mi
21M
2:21:10
Rank: #3237 (+41)
20M → 21M
7:12 | 7:12/mi
35K· 21.75 mi
2:26:09
Rank: #3233 (+4)
21M → 35K
4:59 | 6:40/mi
23M
2:34:44
Rank: #3182 (+51)
35K → 23M
8:35 | 6:51/mi
24M
2:41:30
Rank: #3179 (+3)
23M → 24M
6:46 | 6:46/mi
40K· 24.85 mi
2:47:23
Rank: #3154 (+25)
24M → 40K
5:53 | 6:53/mi
25.2M
2:49:56
Rank: #3152 (+2)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:56:50
Rank: #3146 (+6)
25.2M → Finish
6:54 | 6:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:29
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:29:21
Pace6:49 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:0921:096:4821:09
6:48
-
10K
6.21 mi10:43:4541:456:4320:36
6:38
-0:10
15K
9.32 mi11:04:171:02:176:4120:32
6:37
-0:01
20K
12.43 mi11:24:561:22:566:4020:39
6:39
+0:02
Half
13.11 mi11:29:291:27:296:404:33
6:40
+0:01
25K
15.53 mi11:45:401:43:406:4016:11
6:40
0:00
30K
18.64 mi12:06:432:04:436:4121:03
6:47
+0:07
20M
20.00 mi12:15:582:13:586:429:15
6:48
+0:01
21M
21.00 mi12:23:102:21:106:437:12
7:12
+0:24
35K
21.75 mi12:28:092:26:096:434:59
6:40
-0:32
23M
23.00 mi12:36:442:34:446:448:35
6:51
+0:11
24M
24.00 mi12:43:302:41:306:446:46
6:46
-0:05
40K
24.85 mi12:49:232:47:236:445:53
6:53
+0:07
25.2M
25.20 mi12:51:562:49:566:452:33
7:24
+0:31
Finish
26.22 mi12:58:502:56:506:456:54
6:46
-0:38

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

6:45 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:17

99% of race

Time at Steady Pace

2:33

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:45 /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 mi10:23:0921:096:4821:09
6:48
#4731
10K
6.21 mi10:43:4541:456:4320:36
6:38
#4176
15K
9.32 mi11:04:171:02:176:4120:32
6:37
#3842
20K
12.43 mi11:24:561:22:566:4020:39
6:39
#3624
Half
13.11 mi11:29:291:27:296:404:33
6:40
#3649
25K
15.53 mi11:45:401:43:406:4016:11
6:40
#3536
30K
18.64 mi12:06:432:04:436:4121:03
6:47
#3361
20M
20.00 mi12:15:582:13:586:429:15
6:48
#3278
21M
21.00 mi12:23:102:21:106:437:12
7:12
#3237
35K
21.75 mi12:28:092:26:096:434:59
6:40
#3233
23M
23.00 mi12:36:442:34:446:448:35
6:51
#3182
24M
24.00 mi12:43:302:41:306:446:46
6:46
#3179
40K
24.85 mi12:49:232:47:236:445:53
6:53
#3154
25.2M
25.20 mi12:51:562:49:566:452:33
7:24
#3152
Finish
26.22 mi12:58:502:56:506:456:54
6:46
#3146
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4731440144013352(Top 13%)3181(Top 21%)3181(Top 60%)
10K6.21 mi3.10 mi4176+5553914+4873914+4873715(Top 14%)3510(Top 23%)3510(Top 66%)
15K9.32 mi3.11 mi3842+3343620+2943620+2943352(Top 13%)3181(Top 21%)3181(Top 60%)
20K12.43 mi3.11 mi3624+2183430+1903430+1903149(Top 12%)2995(Top 20%)2995(Top 57%)
Half13.11 mi0.68 mi3649-253453-233453-233972(Top 15%)3724(Top 25%)3724(Top 70%)
25K15.53 mi2.42 mi3536+1133353+1003353+1003180(Top 12%)3032(Top 20%)3032(Top 57%)
30K18.64 mi3.11 mi3361+1753187+1663187+1662837(Top 11%)2691(Top 18%)2691(Top 51%)
20M20.00 mi1.36 mi3278+833109+783109+782862(Top 11%)2697(Top 18%)2697(Top 51%)
21M21.00 mi1.00 mi3237+413069+403069+403085(Top 12%)2889(Top 19%)2889(Top 55%)
35K21.75 mi0.75 mi3233+43061+83061+83328(Top 13%)3098(Top 20%)3098(Top 59%)
23M23.00 mi1.25 mi3182+513018+433018+432957(Top 11%)2758(Top 18%)2758(Top 52%)
24M24.00 mi1.00 mi3179+33012+63012+63459(Top 13%)3184(Top 21%)3184(Top 60%)
40K24.85 mi0.85 mi3154+252988+242988+243213(Top 12%)2943(Top 19%)2943(Top 56%)
25.2M25.20 mi0.35 mi3152+22986+22986+23358(Top 13%)3041(Top 20%)3041(Top 58%)
Finish26.22 mi1.02 mi3146+62976+102976+103876(Top 15%)3432(Top 23%)3432(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3352

Males

3181

M18-39

3181

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3715

Males

3510

M18-39

3510

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3352

Males

3181

M18-39

3181

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3149

Males

2995

M18-39

2995

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

3972

Males

3724

M18-39

3724

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3180

Males

3032

M18-39

3032

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2837

Males

2691

M18-39

2691

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2862

Males

2697

M18-39

2697

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3085

Males

2889

M18-39

2889

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3328

Males

3098

M18-39

3098

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

2957

Males

2758

M18-39

2758

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3459

Males

3184

M18-39

3184

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3213

Males

2943

M18-39

2943

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3358

Males

3041

M18-39

3041

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

3876

Males

3432

M18-39

3432

Passing Analysis

Category:
Athletes Passed
1968
Passed By
383
Net Change
+1585
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4731
5K → 10K59136+555#4731#4176
10K → 15K35723+334#4176#3842
15K → 20K23820+218#3842#3624
20K → Half934-25#3624#3649
Half → 25K13320+113#3649#3536
25K → 30K19621+175#3536#3361
30K → 20M10219+83#3361#3278
20M → 21M6625+41#3278#3237
21M → 35K3430+4#3237#3233
35K → 23M7827+51#3233#3182
23M → 24M3936+3#3182#3179
24M → 40K4823+25#3179#3154
40K → 25.2M2422+2#3154#3152
25.2M → Finish5347+6#3152#3146
TOTALS1968383+1585
📊

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