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BOSTON MARATHON 2023

Adam Duerr

Bib: 4905•M

MN

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
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
28:04
Rank: #20605
Start → 5K
28:04 | 9:02/mi
10K· 6.21 mi
56:04
Rank: #20729 (-124)
5K → 10K
28:00 | 9:01/mi
15K· 9.32 mi
1:24:42
Rank: #20969 (-240)
10K → 15K
28:38 | 9:13/mi
20K· 12.43 mi
1:53:19
Rank: #20855 (+114)
15K → 20K
28:37 | 9:13/mi
Half· 13.11 mi
1:59:33
Rank: #20859 (-4)
20K → Half
6:14 | 9:08/mi
25K· 15.53 mi
2:22:05
Rank: #20745 (+114)
Half → 25K
22:32 | 9:18/mi
30K· 18.64 mi
2:51:58
Rank: #20543 (+202)
25K → 30K
29:53 | 9:37/mi
20M
3:05:13
Rank: #20479 (+64)
30K → 20M
13:15 | 9:45/mi
21M
3:15:48
Rank: #20426 (+53)
20M → 21M
10:35 | 10:35/mi
35K· 21.75 mi
3:22:50
Rank: #20367 (+59)
21M → 35K
7:02 | 9:24/mi
23M
3:34:59
Rank: #20290 (+77)
35K → 23M
12:09 | 9:42/mi
24M
3:44:58
Rank: #20312 (-22)
23M → 24M
9:59 | 9:59/mi
40K· 24.85 mi
3:53:43
Rank: #20311 (+1)
24M → 40K
8:45 | 10:14/mi
25.2M
3:57:30
Rank: #20309 (+2)
40K → 25.2M
3:47 | 10:58/mi
Finish· 26.22 mi
4:07:14
Rank: #20295 (+14)
25.2M → Finish
9:44 | 9:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:33
Pace9:07 /mi
2nd Half
Distance13.11 mi
Time2:07:41
Pace9:44 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:59:1928:049:0228:04
9:02
-
10K
6.21 mi11:27:1956:049:0128:00
9:01
-0:01
15K
9.32 mi11:55:571:24:429:0528:38
9:13
+0:12
20K
12.43 mi12:24:341:53:199:0728:37
9:13
0:00
Half
13.11 mi12:30:481:59:339:076:14
9:08
-0:05
25K
15.53 mi12:53:202:22:059:0922:32
9:18
+0:10
30K
18.64 mi13:23:132:51:589:1429:53
9:37
+0:19
20M
20.00 mi13:36:283:05:139:1613:15
9:45
+0:08
21M
21.00 mi13:47:033:15:489:1910:35
10:35
+0:50
35K
21.75 mi13:54:053:22:509:207:02
9:24
-1:11
23M
23.00 mi14:06:143:34:599:2112:09
9:42
+0:18
24M
24.00 mi14:16:133:44:589:229:59
9:59
+0:17
40K
24.85 mi14:24:583:53:439:248:45
10:14
+0:15
25.2M
25.20 mi14:28:453:57:309:253:47
10:58
+0:44
Finish
26.22 mi14:38:294:07:149:269:44
9:33
-1:25

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

9:01 /mi

Average Pace

9:26 /mi

Slowest Pace

10:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:33

48% of race

Time at Steady Pace

1:34:35

38% of race

Time at Slower Pace

33:06

13% of race

Average Pace: 9:26 /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 mi10:59:1928:049:0228:04
9:02
#20605
10K
6.21 mi11:27:1956:049:0128:00
9:01
#20729
15K
9.32 mi11:55:571:24:429:0528:38
9:13
#20969
20K
12.43 mi12:24:341:53:199:0728:37
9:13
#20855
Half
13.11 mi12:30:481:59:339:076:14
9:08
#20859
25K
15.53 mi12:53:202:22:059:0922:32
9:18
#20745
30K
18.64 mi13:23:132:51:589:1429:53
9:37
#20543
20M
20.00 mi13:36:283:05:139:1613:15
9:45
#20479
21M
21.00 mi13:47:033:15:489:1910:35
10:35
#20426
35K
21.75 mi13:54:053:22:509:207:02
9:24
#20367
23M
23.00 mi14:06:143:34:599:2112:09
9:42
#20290
24M
24.00 mi14:16:133:44:589:229:59
9:59
#20312
40K
24.85 mi14:24:583:53:439:248:45
10:14
#20311
25.2M
25.20 mi14:28:453:57:309:253:47
10:58
#20309
Finish
26.22 mi14:38:294:07:149:269:44
9:33
#20295
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20605124141241421357(Top 80%)12907(Top 85%)12907(Top 244%)
10K6.21 mi3.10 mi20729-12412550-13612550-13620917(Top 79%)12680(Top 84%)12680(Top 240%)
15K9.32 mi3.11 mi20969-24012675-12512675-12521357(Top 80%)12907(Top 85%)12907(Top 244%)
20K12.43 mi3.11 mi20855+11412640+3512640+3520612(Top 77%)12576(Top 83%)12576(Top 238%)
Half13.11 mi0.68 mi20859-412647-712647-720929(Top 79%)12697(Top 84%)12697(Top 240%)
25K15.53 mi2.42 mi20745+11412604+4312604+4320179(Top 76%)12364(Top 81%)12364(Top 234%)
30K18.64 mi3.11 mi20543+20212492+11212492+11219855(Top 75%)12149(Top 80%)12149(Top 230%)
20M20.00 mi1.36 mi20479+6412451+4112451+4119709(Top 74%)11984(Top 79%)11984(Top 227%)
21M21.00 mi1.00 mi20426+5312419+3212419+3219842(Top 75%)11982(Top 79%)11982(Top 227%)
35K21.75 mi0.75 mi20367+5912379+4012379+4019536(Top 73%)11842(Top 78%)11842(Top 224%)
23M23.00 mi1.25 mi20290+7712337+4212337+4219082(Top 72%)11611(Top 77%)11611(Top 220%)
24M24.00 mi1.00 mi20312-2212339-212339-220737(Top 78%)12310(Top 81%)12310(Top 233%)
40K24.85 mi0.85 mi20311+112325+1412325+1420564(Top 77%)12181(Top 80%)12181(Top 230%)
25.2M25.20 mi0.35 mi20309+212320+512320+520366(Top 77%)12093(Top 80%)12093(Top 229%)
Finish26.22 mi1.02 mi20295+1412306+1412306+1420293(Top 76%)12097(Top 80%)12097(Top 229%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

21357

Males

12907

M18-39

12907

5K→10K

3.1 - 6.2 mi

Top 79%
×5stories
+79ft-138ft

Overall

20917

Males

12680

M18-39

12680

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

21357

Males

12907

M18-39

12907

15K→20K

9.3 - 12.4 mi

Top 77%
×5stories
+106ft-86ft

Overall

20612

Males

12576

M18-39

12576

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

20929

Males

12697

M18-39

12697

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

20179

Males

12364

M18-39

12364

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

19855

Males

12149

M18-39

12149

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

19709

Males

11984

M18-39

11984

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

19842

Males

11982

M18-39

11982

21M→35K

21.0 - 21.8 mi

Top 73%
×7stories
+17ft-86ft

Overall

19536

Males

11842

M18-39

11842

35K→23M

21.8 - 23.0 mi

Top 72%
×5stories
+23ft-63ft

Overall

19082

Males

11611

M18-39

11611

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

20737

Males

12310

M18-39

12310

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

20564

Males

12181

M18-39

12181

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

20366

Males

12093

M18-39

12093

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2stories
+22ft-21ft

Overall

20293

Males

12097

M18-39

12097

Passing Analysis

Category:
Athletes Passed
1503
Passed By
1193
Net Change
+310
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20605
5K → 10K233357-124#20605#20729
10K → 15K86326-240#20729#20969
15K → 20K214100+114#20969#20855
20K → Half3135-4#20855#20859
Half → 25K16046+114#20859#20745
25K → 30K24947+202#20745#20543
30K → 20M10541+64#20543#20479
20M → 21M9744+53#20479#20426
21M → 35K8324+59#20426#20367
35K → 23M10225+77#20367#20290
23M → 24M3557-22#20290#20312
24M → 40K4443+1#20312#20311
40K → 25.2M2018+2#20311#20309
25.2M → Finish4430+14#20309#20295
TOTALS15031193+310
📊

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