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BOSTON MARATHON 2023

David Rothenburger

Bib: 12660•M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 41%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 45%
Division (M50-54)
#0 / 2052
Top 47%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:33
Rank: #10343
Start → 5K
7:35/mi
23:33 split
10K· 6.21 mi
46:21
Rank: #9649 (+694)
5K → 10K
7:20/mi
22:48 split
15K· 9.32 mi
1:09:11
Rank: #9374 (+275)
10K → 15K
7:21/mi
22:50 split
20K· 12.43 mi
1:33:01
Rank: #9687 (-313)
15K → 20K
7:40/mi
23:50 split
Half· 13.11 mi
1:38:12
Rank: #9770 (-83)
20K → Half
7:36/mi
5:11 split
25K· 15.53 mi
1:57:20
Rank: #10072 (-302)
Half → 25K
7:53/mi
19:08 split
30K· 18.64 mi
2:22:55
Rank: #10492 (-420)
25K → 30K
8:14/mi
25:35 split
20M
2:34:20
Rank: #10692 (-200)
30K → 20M
8:24/mi
11:25 split
21M
2:43:03
Rank: #10727 (-35)
20M → 21M
8:43/mi
8:43 split
35K· 21.75 mi
2:49:03
Rank: #10766 (-39)
21M → 35K
8:01/mi
6:00 split
23M
2:59:28
Rank: #10817 (-51)
35K → 23M
8:19/mi
10:25 split
24M
3:07:28
Rank: #10826 (-9)
23M → 24M
8:00/mi
8:00 split
40K· 24.85 mi
3:14:28
Rank: #10824 (+2)
24M → 40K
8:11/mi
7:00 split
25.2M
3:17:34
Rank: #10854 (-30)
40K → 25.2M
8:59/mi
3:06 split
Finish· 26.22 mi
3:25:47
Rank: #10908 (-54)
25.2M → Finish
8:04/mi
8:13 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:12
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:47:35
Pace8:12 /mi
📊Positive Split: 9.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2923:337:3523:33
7:35
-
10K
6.21 mi11:14:1746:217:2822:48
7:20
-0:15
15K
9.32 mi11:37:071:09:117:2522:50
7:21
+0:01
20K
12.43 mi12:00:571:33:017:2923:50
7:40
+0:19
Half
13.11 mi12:06:081:38:127:295:11
7:36
-0:04
25K
15.53 mi12:25:161:57:207:3319:08
7:53
+0:17
30K
18.64 mi12:50:512:22:557:4025:35
8:14
+0:21
20M
20.00 mi13:02:162:34:207:4311:25
8:24
+0:10
21M
21.00 mi13:10:592:43:037:468:43
8:43
+0:19
35K
21.75 mi13:16:592:49:037:466:00
8:01
-0:42
23M
23.00 mi13:27:242:59:287:4810:25
8:19
+0:18
24M
24.00 mi13:35:243:07:287:498:00
8:00
-0:19
40K
24.85 mi13:42:243:14:287:497:00
8:11
+0:11
25.2M
25.20 mi13:45:303:17:347:503:06
8:59
+0:48
Finish
26.22 mi13:53:433:25:477:518:13
8:04
-0:55

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

7:20 /mi

Average Pace

7:51 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:12

48% of race

Time at Steady Pace

1:13:56

36% of race

Time at Slower Pace

33:39

16% of race

Average Pace: 7:51 /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 mi10:51:2923:337:3523:33
7:35
#10343
10K
6.21 mi11:14:1746:217:2822:48
7:20
#9649
15K
9.32 mi11:37:071:09:117:2522:50
7:21
#9374
20K
12.43 mi12:00:571:33:017:2923:50
7:40
#9687
Half
13.11 mi12:06:081:38:127:295:11
7:36
#9770
25K
15.53 mi12:25:161:57:207:3319:08
7:53
#10072
30K
18.64 mi12:50:512:22:557:4025:35
8:14
#10492
20M
20.00 mi13:02:162:34:207:4311:25
8:24
#10692
21M
21.00 mi13:10:592:43:037:468:43
8:43
#10727
35K
21.75 mi13:16:592:49:037:466:00
8:01
#10766
23M
23.00 mi13:27:242:59:287:4810:25
8:19
#10817
24M
24.00 mi13:35:243:07:287:498:00
8:00
#10826
40K
24.85 mi13:42:243:14:287:497:00
8:11
#10824
25.2M
25.20 mi13:45:303:17:347:503:06
8:59
#10854
Finish
26.22 mi13:53:433:25:477:518:13
8:04
#10908
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi10343832083208933(Top 34%)7502(Top 49%)7502(Top 366%)
10K6.21 mi3.10 mi9649+6947954+3667954+3669153(Top 34%)7667(Top 51%)7667(Top 374%)
15K9.32 mi3.11 mi9374+2757796+1587796+1588933(Top 34%)7502(Top 49%)7502(Top 366%)
20K12.43 mi3.11 mi9687-3137976-1807976-18010674(Top 40%)8418(Top 55%)8418(Top 410%)
Half13.11 mi0.68 mi9770-838019-438019-4310953(Top 41%)8592(Top 57%)8592(Top 419%)
25K15.53 mi2.42 mi10072-3028165-1468165-14611833(Top 44%)8833(Top 58%)8833(Top 430%)
30K18.64 mi3.11 mi10492-4208329-1648329-16412556(Top 47%)9042(Top 60%)9042(Top 441%)
20M20.00 mi1.36 mi10692-2008397-688397-6813014(Top 49%)9124(Top 60%)9124(Top 445%)
21M21.00 mi1.00 mi10727-358398-18398-111738(Top 44%)8454(Top 56%)8454(Top 412%)
35K21.75 mi0.75 mi10766-398393+58393+512223(Top 46%)8641(Top 57%)8641(Top 421%)
23M23.00 mi1.25 mi10817-518391+28391+212008(Top 45%)8468(Top 56%)8468(Top 413%)
24M24.00 mi1.00 mi10826-98371+208371+2011216(Top 42%)8000(Top 53%)8000(Top 390%)
40K24.85 mi0.85 mi10824+28344+278344+2711243(Top 42%)7948(Top 52%)7948(Top 387%)
25.2M25.20 mi0.35 mi10854-308343+18343+112380(Top 47%)8443(Top 56%)8443(Top 411%)
Finish26.22 mi1.02 mi10908-548347-48347-412527(Top 47%)8534(Top 56%)8534(Top 416%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

8933

Males

7502

M50-54

7502

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9153

Males

7667

M50-54

7667

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

8933

Males

7502

M50-54

7502

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

10674

Males

8418

M50-54

8418

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

10953

Males

8592

M50-54

8592

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

11833

Males

8833

M50-54

8833

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

12556

Males

9042

M50-54

9042

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

13014

Males

9124

M50-54

9124

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

11738

Males

8454

M50-54

8454

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

12223

Males

8641

M50-54

8641

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

12008

Males

8468

M50-54

8468

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

11216

Males

8000

M50-54

8000

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11243

Males

7948

M50-54

7948

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12380

Males

8443

M50-54

8443

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

12527

Males

8534

M50-54

8534

Passing Analysis

Category:
Athletes Passed
1702*
Passed By
2265
Net Change
-565
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10343
5K → 10K778*84+694#10343#9649
10K → 15K32550+275#9649#9374
15K → 20K62375-313#9374#9687
20K → Half1093-83#9687#9770
Half → 25K57357-302#9770#10072
25K → 30K71491-420#10072#10492
30K → 20M33*233-200#10492#10692
20M → 21M5388-35#10692#10727
21M → 35K4180-39#10727#10766
35K → 23M65116-51#10766#10817
23M → 24M7079-9#10817#10826
24M → 40K6563+2#10826#10824
40K → 25.2M2555-30#10824#10854
25.2M → Finish47101-54#10854#10908
TOTALS1702*2265-565

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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