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BOSTON MARATHON 2023

Marshall Dahneke

Bib: 9574•M

UT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:11
Rank: #17067
Start → 5K
26:11 | 8:26/mi
10K· 6.21 mi
57:31
Rank: #21592 (-4525)
5K → 10K
31:20 | 10:05/mi
15K· 9.32 mi
1:24:31
Rank: #20884 (+708)
10K → 15K
27:00 | 8:41/mi
20K· 12.43 mi
1:56:12
Rank: #21671 (-787)
15K → 20K
31:41 | 10:12/mi
Half· 13.11 mi
2:02:59
Rank: #21750 (-79)
20K → Half
6:47 | 9:57/mi
25K· 15.53 mi
2:29:26
Rank: #22249 (-499)
Half → 25K
26:27 | 10:55/mi
30K· 18.64 mi
2:59:38
Rank: #21872 (+377)
25K → 30K
30:12 | 9:43/mi
20M
3:15:33
Rank: #22105 (-233)
30K → 20M
15:55 | 11:43/mi
21M
3:27:30
Rank: #22135 (-30)
20M → 21M
11:57 | 11:57/mi
35K· 21.75 mi
3:35:17
Rank: #22121 (+14)
21M → 35K
7:47 | 10:24/mi
23M
3:49:16
Rank: #22155 (-34)
35K → 23M
13:59 | 11:10/mi
24M
4:00:16
Rank: #22208 (-53)
23M → 24M
11:00 | 11:00/mi
40K· 24.85 mi
4:11:35
Rank: #22403 (-195)
24M → 40K
11:19 | 13:14/mi
25.2M
4:15:38
Rank: #22393 (+10)
40K → 25.2M
4:03 | 11:45/mi
Finish· 26.22 mi
4:44:25
Rank: #23838 (-1445)
25.2M → Finish
28:47 | 28:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:59
Pace9:23 /mi
2nd Half
Distance13.11 mi
Time2:41:26
Pace12:19 /mi
📊Positive Split: 31.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2826:118:2626:11
8:26
-
10K
6.21 mi11:23:4857:319:1531:20
10:05
+1:39
15K
9.32 mi11:50:481:24:319:0427:00
8:41
-1:24
20K
12.43 mi12:22:291:56:129:2131:41
10:12
+1:31
Half
13.11 mi12:29:162:02:599:236:47
9:57
-0:15
25K
15.53 mi12:55:432:29:269:3726:27
10:55
+0:58
30K
18.64 mi13:25:552:59:389:3830:12
9:43
-1:12
20M
20.00 mi13:41:503:15:339:4715:55
11:43
+2:00
21M
21.00 mi13:53:473:27:309:5311:57
11:57
+0:14
35K
21.75 mi14:01:343:35:179:547:47
10:24
-1:33
23M
23.00 mi14:15:333:49:169:5813:59
11:10
+0:46
24M
24.00 mi14:26:334:00:1610:0111:00
11:00
-0:10
40K
24.85 mi14:37:524:11:3510:0711:19
13:14
+2:14
25.2M
25.20 mi14:41:554:15:3810:094:03
11:45
-1:29
Finish
26.22 mi15:10:424:44:2510:5128:47
28:15
+16:30

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

8:26 /mi

Average Pace

10:51 /mi

Slowest Pace

28:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

26:11

9% of race

Time at Steady Pace

3:38:08

77% of race

Time at Slower Pace

40:06

14% of race

Average Pace: 10:51 /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 mi10:52:2826:118:2626:11
8:26
#17067
10K
6.21 mi11:23:4857:319:1531:20
10:05
#21592
15K
9.32 mi11:50:481:24:319:0427:00
8:41
#20884
20K
12.43 mi12:22:291:56:129:2131:41
10:12
#21671
Half
13.11 mi12:29:162:02:599:236:47
9:57
#21750
25K
15.53 mi12:55:432:29:269:3726:27
10:55
#22249
30K
18.64 mi13:25:552:59:389:3830:12
9:43
#21872
20M
20.00 mi13:41:503:15:339:4715:55
11:43
#22105
21M
21.00 mi13:53:473:27:309:5311:57
11:57
#22135
35K
21.75 mi14:01:343:35:179:547:47
10:24
#22121
23M
23.00 mi14:15:333:49:169:5813:59
11:10
#22155
24M
24.00 mi14:26:334:00:1610:0111:00
11:00
#22208
40K
24.85 mi14:37:524:11:3510:0711:19
13:14
#22403
25.2M
25.20 mi14:41:554:15:3810:094:03
11:45
#22393
Finish
26.22 mi15:10:424:44:2510:5128:47
28:15
#23838
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi17067110771107718923(Top 71%)11849(Top 78%)11849(Top 833%)
10K6.21 mi3.10 mi21592-452512942-186512942-186523878(Top 90%)14035(Top 92%)14035(Top 987%)
15K9.32 mi3.11 mi20884+70812644+29812644+29818923(Top 71%)11849(Top 78%)11849(Top 833%)
20K12.43 mi3.11 mi21671-78713006-36213006-36223286(Top 87%)13760(Top 91%)13760(Top 968%)
Half13.11 mi0.68 mi21750-7913047-4113047-4123151(Top 87%)13691(Top 90%)13691(Top 963%)
25K15.53 mi2.42 mi22249-49913256-20913256-20923823(Top 89%)13939(Top 92%)13939(Top 980%)
30K18.64 mi3.11 mi21872+37713093+16313093+16320204(Top 76%)12299(Top 81%)12299(Top 865%)
20M20.00 mi1.36 mi22105-23313179-8613179-8623826(Top 89%)13826(Top 91%)13826(Top 972%)
21M21.00 mi1.00 mi22135-30131791317922677(Top 85%)13283(Top 88%)13283(Top 934%)
35K21.75 mi0.75 mi22121+1413166+1313166+1322196(Top 83%)13018(Top 86%)13018(Top 915%)
23M23.00 mi1.25 mi22155-3413172-613172-622674(Top 85%)13238(Top 87%)13238(Top 931%)
24M24.00 mi1.00 mi22208-5313193-2113193-2123057(Top 87%)13370(Top 88%)13370(Top 940%)
40K24.85 mi0.85 mi22403-19513266-7313266-7325129(Top 94%)14364(Top 95%)14364(Top 1010%)
25.2M25.20 mi0.35 mi22393+1013257+913257+922041(Top 83%)12874(Top 85%)12874(Top 905%)
Finish26.22 mi1.02 mi23838-144513929-67213929-67226621(Top 100%)15176(Top 100%)15176(Top 1067%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

18923

Males

11849

M55-59

11849

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

23878

Males

14035

M55-59

14035

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

18923

Males

11849

M55-59

11849

15K→20K

9.3 - 12.4 mi

Top 87%
×5stories
+106ft-86ft

Overall

23286

Males

13760

M55-59

13760

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

23151

Males

13691

M55-59

13691

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

23823

Males

13939

M55-59

13939

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

20204

Males

12299

M55-59

12299

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

23826

Males

13826

M55-59

13826

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

22677

Males

13283

M55-59

13283

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

22196

Males

13018

M55-59

13018

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

22674

Males

13238

M55-59

13238

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

23057

Males

13370

M55-59

13370

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

25129

Males

14364

M55-59

14364

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

22041

Males

12874

M55-59

12874

25.2M→Finish

25.2 - 26.2 mi

Top 100%
×2stories
+22ft-21ft

Overall

26621

Males

15176

M55-59

15176

Passing Analysis

Category:
Athletes Passed
1331
Passed By
8102
Net Change
-6771
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17067
5K → 10K24527-4525#17067#21592
10K → 15K71911+708#21592#20884
15K → 20K12799-787#20884#21671
20K → Half786-79#21671#21750
Half → 25K17516-499#21750#22249
25K → 30K3858+377#22249#21872
30K → 20M21254-233#21872#22105
20M → 21M4979-30#22105#22135
21M → 35K3218+14#22135#22121
35K → 23M3872-34#22121#22155
23M → 24M2477-53#22155#22208
24M → 40K5200-195#22208#22403
40K → 25.2M2010+10#22403#22393
25.2M → Finish01445-1445#22393#23838
TOTALS13318102-6771
📊

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