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BOSTON MARATHON 2023

Dustin Kessinger

Bib: 4037•M

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 16%
Gender (Male)
#0 / 15176
Top 26%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:19
Rank: #2500
Start → 5K
20:19 | 6:32/mi
10K· 6.21 mi
39:58
Rank: #2151 (+349)
5K → 10K
19:39 | 6:19/mi
15K· 9.32 mi
1:00:03
Rank: #2222 (-71)
10K → 15K
20:05 | 6:28/mi
20K· 12.43 mi
1:21:32
Rank: #2808 (-586)
15K → 20K
21:29 | 6:55/mi
Half· 13.11 mi
1:26:05
Rank: #2862 (-54)
20K → Half
4:33 | 6:40/mi
25K· 15.53 mi
1:42:29
Rank: #2975 (-113)
Half → 25K
16:24 | 6:46/mi
30K· 18.64 mi
2:03:46
Rank: #2973 (+2)
25K → 30K
21:17 | 6:51/mi
20M
2:13:17
Rank: #3032 (-59)
30K → 20M
9:31 | 7:00/mi
21M
2:20:51
Rank: #3141 (-109)
20M → 21M
7:34 | 7:34/mi
35K· 21.75 mi
2:27:12
Rank: #3608 (-467)
21M → 35K
6:21 | 8:29/mi
23M
2:36:17
Rank: #3699 (-91)
35K → 23M
9:05 | 7:15/mi
24M
2:43:24
Rank: #3810 (-111)
23M → 24M
7:07 | 7:07/mi
40K· 24.85 mi
2:49:52
Rank: #3980 (-170)
24M → 40K
6:28 | 7:34/mi
25.2M
2:52:46
Rank: #4079 (-99)
40K → 25.2M
2:54 | 8:25/mi
Finish· 26.22 mi
3:00:17
Rank: #4258 (-179)
25.2M → Finish
7:31 | 7:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:05
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:34:12
Pace7:11 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1920:196:3220:19
6:32
-
10K
6.21 mi10:41:5839:586:2619:39
6:19
-0:13
15K
9.32 mi11:02:031:00:036:2720:05
6:28
+0:09
20K
12.43 mi11:23:321:21:326:3421:29
6:55
+0:27
Half
13.11 mi11:28:051:26:056:344:33
6:40
-0:15
25K
15.53 mi11:44:291:42:296:3616:24
6:46
+0:06
30K
18.64 mi12:05:462:03:466:3821:17
6:51
+0:05
20M
20.00 mi12:15:172:13:176:409:31
7:00
+0:09
21M
21.00 mi12:22:512:20:516:427:34
7:34
+0:34
35K
21.75 mi12:29:122:27:126:466:21
8:29
+0:55
23M
23.00 mi12:38:172:36:176:489:05
7:15
-1:14
24M
24.00 mi12:45:242:43:246:497:07
7:07
-0:08
40K
24.85 mi12:51:522:49:526:506:28
7:34
+0:27
25.2M
25.20 mi12:54:462:52:466:512:54
8:25
+0:51
Finish
26.22 mi13:02:173:00:176:537:31
7:23
-1:02

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

6:19 /mi

Average Pace

6:53 /mi

Slowest Pace

8:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:04:36

36% of race

Time at Steady Pace

1:24:53

47% of race

Time at Slower Pace

30:48

17% of race

Average Pace: 6:53 /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 mi10:22:1920:196:3220:19
6:32
#2500
10K
6.21 mi10:41:5839:586:2619:39
6:19
#2151
15K
9.32 mi11:02:031:00:036:2720:05
6:28
#2222
20K
12.43 mi11:23:321:21:326:3421:29
6:55
#2808
Half
13.11 mi11:28:051:26:056:344:33
6:40
#2862
25K
15.53 mi11:44:291:42:296:3616:24
6:46
#2975
30K
18.64 mi12:05:462:03:466:3821:17
6:51
#2973
20M
20.00 mi12:15:172:13:176:409:31
7:00
#3032
21M
21.00 mi12:22:512:20:516:427:34
7:34
#3141
35K
21.75 mi12:29:122:27:126:466:21
8:29
#3608
23M
23.00 mi12:38:172:36:176:489:05
7:15
#3699
24M
24.00 mi12:45:242:43:246:497:07
7:07
#3810
40K
24.85 mi12:51:522:49:526:506:28
7:34
#3980
25.2M
25.20 mi12:54:462:52:466:512:54
8:25
#4079
Finish
26.22 mi13:02:173:00:176:537:31
7:23
#4258
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2500238623862437(Top 9%)2338(Top 15%)2338(Top 44%)
10K6.21 mi3.10 mi2151+3492060+3262060+3261878(Top 7%)1798(Top 12%)1798(Top 34%)
15K9.32 mi3.11 mi2222-712130-702130-702437(Top 9%)2338(Top 15%)2338(Top 44%)
20K12.43 mi3.11 mi2808-5862684-5542684-5545426(Top 20%)5007(Top 33%)5007(Top 95%)
Half13.11 mi0.68 mi2862-542733-492733-494055(Top 15%)3807(Top 25%)3807(Top 72%)
25K15.53 mi2.42 mi2975-1132842-1092842-1093851(Top 14%)3623(Top 24%)3623(Top 69%)
30K18.64 mi3.11 mi2973+22837+52837+53322(Top 12%)3130(Top 21%)3130(Top 59%)
20M20.00 mi1.36 mi3032-592889-522889-524054(Top 15%)3754(Top 25%)3754(Top 71%)
21M21.00 mi1.00 mi3141-1092981-922981-924887(Top 18%)4390(Top 29%)4390(Top 83%)
35K21.75 mi0.75 mi3608-4673411-4303411-43015186(Top 57%)9932(Top 65%)9932(Top 188%)
23M23.00 mi1.25 mi3699-913487-763487-765045(Top 19%)4494(Top 30%)4494(Top 85%)
24M24.00 mi1.00 mi3810-1113580-933580-935255(Top 20%)4600(Top 30%)4600(Top 87%)
40K24.85 mi0.85 mi3980-1703727-1473727-1477048(Top 26%)5641(Top 37%)5641(Top 107%)
25.2M25.20 mi0.35 mi4079-993818-913818-918829(Top 33%)6602(Top 44%)6602(Top 125%)
Finish26.22 mi1.02 mi4258-1793975-1573975-1577570(Top 28%)5899(Top 39%)5899(Top 112%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2437

Males

2338

M18-39

2338

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1878

Males

1798

M18-39

1798

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2437

Males

2338

M18-39

2338

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5426

Males

5007

M18-39

5007

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

4055

Males

3807

M18-39

3807

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3851

Males

3623

M18-39

3623

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3322

Males

3130

M18-39

3130

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4054

Males

3754

M18-39

3754

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

4887

Males

4390

M18-39

4390

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

15186

Males

9932

M18-39

9932

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5045

Males

4494

M18-39

4494

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5255

Males

4600

M18-39

4600

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7048

Males

5641

M18-39

5641

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8829

Males

6602

M18-39

6602

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7570

Males

5899

M18-39

5899

Passing Analysis

Category:
Athletes Passed
681
Passed By
2439
Net Change
-1758
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2500
5K → 10K36819+349#2500#2151
10K → 15K39110-71#2151#2222
15K → 20K6592-586#2222#2808
20K → Half458-54#2808#2862
Half → 25K31144-113#2862#2975
25K → 30K9290+2#2975#2973
30K → 20M2382-59#2973#3032
20M → 21M15124-109#3032#3141
21M → 35K2469-467#3141#3608
35K → 23M39130-91#3608#3699
23M → 24M22133-111#3699#3810
24M → 40K19189-170#3810#3980
40K → 25.2M7106-99#3980#4079
25.2M → Finish14193-179#4079#4258
TOTALS6812439-1758
📊

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