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BOSTON MARATHON 2023

Robert Muhl

Bib: 18263•M

MD

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
26:38
Rank: #18042
Start → 5K
26:38 | 8:34/mi
10K· 6.21 mi
51:32
Rank: #16455 (+1587)
5K → 10K
24:54 | 8:01/mi
15K· 9.32 mi
1:17:05
Rank: #16300 (+155)
10K → 15K
25:33 | 8:13/mi
20K· 12.43 mi
1:41:57
Rank: #15595 (+705)
15K → 20K
24:52 | 8:00/mi
Half· 13.11 mi
1:47:28
Rank: #15562 (+33)
20K → Half
5:31 | 8:05/mi
25K· 15.53 mi
2:07:37
Rank: #15461 (+101)
Half → 25K
20:09 | 8:19/mi
30K· 18.64 mi
2:34:52
Rank: #15536 (-75)
25K → 30K
27:15 | 8:46/mi
20M
2:47:06
Rank: #15588 (-52)
30K → 20M
12:14 | 9:00/mi
21M
2:56:38
Rank: #15604 (-16)
20M → 21M
9:32 | 9:32/mi
35K· 21.75 mi
3:03:24
Rank: #15702 (-98)
21M → 35K
6:46 | 9:03/mi
23M
3:15:09
Rank: #15843 (-141)
35K → 23M
11:45 | 9:23/mi
24M
3:24:35
Rank: #16031 (-188)
23M → 24M
9:26 | 9:26/mi
40K· 24.85 mi
3:32:46
Rank: #16137 (-106)
24M → 40K
8:11 | 9:34/mi
25.2M
3:36:16
Rank: #16180 (-43)
40K → 25.2M
3:30 | 10:09/mi
Finish· 26.22 mi
3:45:49
Rank: #16330 (-150)
25.2M → Finish
9:33 | 9:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:28
Pace8:12 /mi
2nd Half
Distance13.11 mi
Time1:58:21
Pace9:02 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:1926:388:3426:38
8:34
-
10K
6.21 mi11:48:1351:328:1824:54
8:01
-0:33
15K
9.32 mi12:13:461:17:058:1625:33
8:13
+0:12
20K
12.43 mi12:38:381:41:578:1224:52
8:00
-0:13
Half
13.11 mi12:44:091:47:288:125:31
8:05
+0:05
25K
15.53 mi13:04:182:07:378:1320:09
8:19
+0:14
30K
18.64 mi13:31:332:34:528:1827:15
8:46
+0:27
20M
20.00 mi13:43:472:47:068:2112:14
9:00
+0:14
21M
21.00 mi13:53:192:56:388:259:32
9:32
+0:32
35K
21.75 mi14:00:053:03:248:266:46
9:03
-0:29
23M
23.00 mi14:11:503:15:098:2911:45
9:23
+0:20
24M
24.00 mi14:21:163:24:358:319:26
9:26
+0:03
40K
24.85 mi14:29:273:32:468:348:11
9:34
+0:08
25.2M
25.20 mi14:32:573:36:168:353:30
10:09
+0:35
Finish
26.22 mi14:42:303:45:498:379:33
9:22
-0:47

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

8:00 /mi

Average Pace

8:37 /mi

Slowest Pace

10:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:37

57% of race

Time at Steady Pace

46:15

20% of race

Time at Slower Pace

51:57

23% of race

Average Pace: 8:37 /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 mi11:23:1926:388:3426:38
8:34
#18042
10K
6.21 mi11:48:1351:328:1824:54
8:01
#16455
15K
9.32 mi12:13:461:17:058:1625:33
8:13
#16300
20K
12.43 mi12:38:381:41:578:1224:52
8:00
#15595
Half
13.11 mi12:44:091:47:288:125:31
8:05
#15562
25K
15.53 mi13:04:182:07:378:1320:09
8:19
#15461
30K
18.64 mi13:31:332:34:528:1827:15
8:46
#15536
20M
20.00 mi13:43:472:47:068:2112:14
9:00
#15588
21M
21.00 mi13:53:192:56:388:259:32
9:32
#15604
35K
21.75 mi14:00:053:03:248:266:46
9:03
#15702
23M
23.00 mi14:11:503:15:098:2911:45
9:23
#15843
24M
24.00 mi14:21:163:24:358:319:26
9:26
#16031
40K
24.85 mi14:29:273:32:468:348:11
9:34
#16137
25.2M
25.20 mi14:32:573:36:168:353:30
10:09
#16180
Finish
26.22 mi14:42:303:45:498:379:33
9:22
#16330
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi18042114361143616016(Top 60%)10690(Top 70%)10690(Top 752%)
10K6.21 mi3.10 mi16455+158710879+55710879+55714905(Top 56%)10274(Top 68%)10274(Top 723%)
15K9.32 mi3.11 mi16300+15510814+6510814+6516016(Top 60%)10690(Top 70%)10690(Top 752%)
20K12.43 mi3.11 mi15595+70510522+29210522+29213456(Top 51%)9648(Top 64%)9648(Top 678%)
Half13.11 mi0.68 mi15562+3310507+1510507+1515018(Top 56%)10318(Top 68%)10318(Top 726%)
25K15.53 mi2.42 mi15461+10110438+6910438+6915015(Top 56%)10153(Top 67%)10153(Top 714%)
30K18.64 mi3.11 mi15536-7510426+1210426+1215880(Top 60%)10430(Top 69%)10430(Top 733%)
20M20.00 mi1.36 mi15588-5210423+310423+316539(Top 62%)10628(Top 70%)10628(Top 747%)
21M21.00 mi1.00 mi15604-1610402+2110402+2116100(Top 60%)10397(Top 69%)10397(Top 731%)
35K21.75 mi0.75 mi15702-9810423-2110423-2118056(Top 68%)11158(Top 74%)11158(Top 785%)
23M23.00 mi1.25 mi15843-14110459-3610459-3617859(Top 67%)11053(Top 73%)11053(Top 777%)
24M24.00 mi1.00 mi16031-18810527-6810527-6818957(Top 71%)11512(Top 76%)11512(Top 810%)
40K24.85 mi0.85 mi16137-10610564-3710564-3718558(Top 70%)11280(Top 74%)11280(Top 793%)
25.2M25.20 mi0.35 mi16180-4310575-1110575-1117904(Top 67%)10963(Top 72%)10963(Top 771%)
Finish26.22 mi1.02 mi16330-15010632-5710632-5719635(Top 74%)11811(Top 78%)11811(Top 831%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

16016

Males

10690

M55-59

10690

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

14905

Males

10274

M55-59

10274

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

16016

Males

10690

M55-59

10690

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

13456

Males

9648

M55-59

9648

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

15018

Males

10318

M55-59

10318

Half→25K

13.1 - 15.5 mi

Top 56%
×4stories
+66ft-88ft

Overall

15015

Males

10153

M55-59

10153

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

15880

Males

10430

M55-59

10430

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

16539

Males

10628

M55-59

10628

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

16100

Males

10397

M55-59

10397

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

18056

Males

11158

M55-59

11158

35K→23M

21.8 - 23.0 mi

Top 67%
×5stories
+23ft-63ft

Overall

17859

Males

11053

M55-59

11053

23M→24M

23.0 - 24.0 mi

Top 71%
×6stories
+12ft-82ft

Overall

18957

Males

11512

M55-59

11512

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18558

Males

11280

M55-59

11280

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17904

Males

10963

M55-59

10963

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

19635

Males

11811

M55-59

11811

Passing Analysis

Category:
Athletes Passed
3320
Passed By
1608
Net Change
+1712
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18042
5K → 10K162639+1587#18042#16455
10K → 15K276121+155#16455#16300
15K → 20K7116+705#16300#15595
20K → Half5017+33#15595#15562
Half → 25K18382+101#15562#15461
25K → 30K156231-75#15461#15536
30K → 20M75127-52#15536#15588
20M → 21M8096-16#15588#15604
21M → 35K21119-98#15604#15702
35K → 23M43184-141#15702#15843
23M → 24M33221-188#15843#16031
24M → 40K30136-106#16031#16137
40K → 25.2M1558-43#16137#16180
25.2M → Finish21171-150#16180#16330
TOTALS33201608+1712
📊

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