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BOSTON MARATHON 2023

Mark Marron

Bib: 29787•M

MA

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
27:16
Rank: #19329
Start → 5K
27:16 | 8:47/mi
10K· 6.21 mi
52:16
Rank: #17284 (+2045)
5K → 10K
25:00 | 8:03/mi
15K· 9.32 mi
1:16:06
Rank: #15580 (+1704)
10K → 15K
23:50 | 7:40/mi
20K· 12.43 mi
1:41:11
Rank: #15187 (+393)
15K → 20K
25:05 | 8:04/mi
Half· 13.11 mi
1:46:39
Rank: #15146 (+41)
20K → Half
5:28 | 8:01/mi
25K· 15.53 mi
2:07:20
Rank: #15328 (-182)
Half → 25K
20:41 | 8:32/mi
30K· 18.64 mi
2:36:43
Rank: #16201 (-873)
25K → 30K
29:23 | 9:27/mi
20M
2:51:00
Rank: #16832 (-631)
30K → 20M
14:17 | 10:31/mi
21M
3:03:20
Rank: #17571 (-739)
20M → 21M
12:20 | 12:20/mi
35K· 21.75 mi
3:11:16
Rank: #17914 (-343)
21M → 35K
7:56 | 10:36/mi
23M
3:23:09
Rank: #17966 (-52)
35K → 23M
11:53 | 9:29/mi
24M
3:34:33
Rank: #18446 (-480)
23M → 24M
11:24 | 11:24/mi
40K· 24.85 mi
3:49:39
Rank: #19735 (-1289)
24M → 40K
15:06 | 17:40/mi
25.2M
3:53:34
Rank: #19776 (-41)
40K → 25.2M
3:55 | 11:21/mi
Finish· 26.22 mi
4:02:28
Rank: #19686 (+90)
25.2M → Finish
8:54 | 8:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:39
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time2:15:49
Pace10:22 /mi
📊Positive Split: 27.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:4427:168:4727:16
8:47
-
10K
6.21 mi12:11:4452:168:2525:00
8:03
-0:44
15K
9.32 mi12:35:341:16:068:1023:50
7:40
-0:23
20K
12.43 mi13:00:391:41:118:0925:05
8:04
+0:24
Half
13.11 mi13:06:071:46:398:085:28
8:01
-0:03
25K
15.53 mi13:26:482:07:208:1220:41
8:32
+0:31
30K
18.64 mi13:56:112:36:438:2429:23
9:27
+0:55
20M
20.00 mi14:10:282:51:008:3314:17
10:31
+1:04
21M
21.00 mi14:22:483:03:208:4412:20
12:20
+1:49
35K
21.75 mi14:30:443:11:168:487:56
10:36
-1:44
23M
23.00 mi14:42:373:23:098:5011:53
9:29
-1:07
24M
24.00 mi14:54:013:34:338:5611:24
11:24
+1:55
40K
24.85 mi15:09:073:49:399:1415:06
17:40
+6:16
25.2M
25.20 mi15:13:023:53:349:163:55
11:21
-6:19
Finish
26.22 mi15:21:564:02:289:158:54
8:44
-2:37

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

7:40 /mi

Average Pace

9:15 /mi

Slowest Pace

17:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:19:23

33% of race

Time at Steady Pace

2:00:20

50% of race

Time at Slower Pace

42:45

18% of race

Average Pace: 9:15 /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 mi11:46:4427:168:4727:16
8:47
#19329
10K
6.21 mi12:11:4452:168:2525:00
8:03
#17284
15K
9.32 mi12:35:341:16:068:1023:50
7:40
#15580
20K
12.43 mi13:00:391:41:118:0925:05
8:04
#15187
Half
13.11 mi13:06:071:46:398:085:28
8:01
#15146
25K
15.53 mi13:26:482:07:208:1220:41
8:32
#15328
30K
18.64 mi13:56:112:36:438:2429:23
9:27
#16201
20M
20.00 mi14:10:282:51:008:3314:17
10:31
#16832
21M
21.00 mi14:22:483:03:208:4412:20
12:20
#17571
35K
21.75 mi14:30:443:11:168:487:56
10:36
#17914
23M
23.00 mi14:42:373:23:098:5011:53
9:29
#17966
24M
24.00 mi14:54:013:34:338:5611:24
11:24
#18446
40K
24.85 mi15:09:073:49:399:1415:06
17:40
#19735
25.2M
25.20 mi15:13:023:53:349:163:55
11:21
#19776
Finish
26.22 mi15:21:564:02:289:158:54
8:44
#19686
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi19329119081190811596(Top 44%)8904(Top 59%)8904(Top 168%)
10K6.21 mi3.10 mi17284+204511161+74711161+74715138(Top 57%)10370(Top 68%)10370(Top 196%)
15K9.32 mi3.11 mi15580+170410535+62610535+62611596(Top 44%)8904(Top 59%)8904(Top 168%)
20K12.43 mi3.11 mi15187+39310368+16710368+16714046(Top 53%)9901(Top 65%)9901(Top 187%)
Half13.11 mi0.68 mi15146+4110355+1310355+1314472(Top 54%)10111(Top 67%)10111(Top 191%)
25K15.53 mi2.42 mi15328-18210393-3810393-3816393(Top 62%)10711(Top 71%)10711(Top 203%)
30K18.64 mi3.11 mi16201-87310682-28910682-28919273(Top 72%)11912(Top 78%)11912(Top 225%)
20M20.00 mi1.36 mi16832-63110935-25310935-25321751(Top 82%)12883(Top 85%)12883(Top 244%)
21M21.00 mi1.00 mi17571-73911210-27511210-27523235(Top 87%)13538(Top 89%)13538(Top 256%)
35K21.75 mi0.75 mi17914-34311347-13711347-13722560(Top 85%)13180(Top 87%)13180(Top 249%)
23M23.00 mi1.25 mi17966-5211352-511352-518300(Top 69%)11267(Top 74%)11267(Top 213%)
24M24.00 mi1.00 mi18446-48011549-19711549-19723732(Top 89%)13687(Top 90%)13687(Top 259%)
40K24.85 mi0.85 mi19735-128912087-53812087-53826558(Top 100%)15135(Top 100%)15135(Top 286%)
25.2M25.20 mi0.35 mi19776-4112098-1112098-1121218(Top 80%)12484(Top 82%)12484(Top 236%)
Finish26.22 mi1.02 mi19686+9012056+4212056+4216668(Top 63%)10467(Top 69%)10467(Top 198%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

11596

Males

8904

M18-39

8904

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

15138

Males

10370

M18-39

10370

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

11596

Males

8904

M18-39

8904

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

14046

Males

9901

M18-39

9901

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

14472

Males

10111

M18-39

10111

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

16393

Males

10711

M18-39

10711

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

19273

Males

11912

M18-39

11912

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

21751

Males

12883

M18-39

12883

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

23235

Males

13538

M18-39

13538

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

22560

Males

13180

M18-39

13180

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

18300

Males

11267

M18-39

11267

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

23732

Males

13687

M18-39

13687

24M→40K

24.0 - 24.9 mi

Top 100%
×1story
+6ft-20ft

Overall

26558

Males

15135

M18-39

15135

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21218

Males

12484

M18-39

12484

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2stories
+22ft-21ft

Overall

16668

Males

10467

M18-39

10467

Passing Analysis

Category:
Athletes Passed
4586
Passed By
4943
Net Change
-357
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19329
5K → 10K206621+2045#19329#17284
10K → 15K17051+1704#17284#15580
15K → 20K42532+393#15580#15187
20K → Half5918+41#15187#15146
Half → 25K80262-182#15146#15328
25K → 30K36909-873#15328#16201
30K → 20M8639-631#16201#16832
20M → 21M6745-739#16832#17571
21M → 35K8351-343#17571#17914
35K → 23M75127-52#17914#17966
23M → 24M5485-480#17966#18446
24M → 40K11290-1289#18446#19735
40K → 25.2M1152-41#19735#19776
25.2M → Finish10111+90#19776#19686
TOTALS45864943-357
📊

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