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BOSTON MARATHON 2023

John Wan

Bib: 14508•M

OR

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
24:06
Rank: #11976
Start → 5K
24:06 | 7:45/mi
10K· 6.21 mi
48:36
Rank: #12890 (-914)
5K → 10K
24:30 | 7:53/mi
15K· 9.32 mi
1:14:33
Rank: #14345 (-1455)
10K → 15K
25:57 | 8:21/mi
20K· 12.43 mi
1:40:30
Rank: #14765 (-420)
15K → 20K
25:57 | 8:21/mi
Half· 13.11 mi
1:46:01
Rank: #14788 (-23)
20K → Half
5:31 | 8:05/mi
25K· 15.53 mi
2:06:58
Rank: #15155 (-367)
Half → 25K
20:57 | 8:38/mi
30K· 18.64 mi
2:35:39
Rank: #15807 (-652)
25K → 30K
28:41 | 9:14/mi
20M
2:49:02
Rank: #16229 (-422)
30K → 20M
13:23 | 9:51/mi
21M
2:59:47
Rank: #16554 (-325)
20M → 21M
10:45 | 10:45/mi
35K· 21.75 mi
3:06:45
Rank: #16686 (-132)
21M → 35K
6:58 | 9:19/mi
23M
3:18:25
Rank: #16745 (-59)
35K → 23M
11:40 | 9:19/mi
24M
3:27:22
Rank: #16747 (-2)
23M → 24M
8:57 | 8:57/mi
40K· 24.85 mi
3:35:18
Rank: #16778 (-31)
24M → 40K
7:56 | 9:17/mi
25.2M
3:38:49
Rank: #16795 (-17)
40K → 25.2M
3:31 | 10:12/mi
Finish· 26.22 mi
3:48:09
Rank: #16894 (-99)
25.2M → Finish
9:20 | 9:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:01
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time2:02:08
Pace9:19 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:1724:067:4524:06
7:45
-
10K
6.21 mi11:17:4748:367:4924:30
7:53
+0:08
15K
9.32 mi11:43:441:14:338:0025:57
8:21
+0:28
20K
12.43 mi12:09:411:40:308:0525:57
8:21
0:00
Half
13.11 mi12:15:121:46:018:055:31
8:05
-0:16
25K
15.53 mi12:36:092:06:588:1020:57
8:38
+0:33
30K
18.64 mi13:04:502:35:398:2128:41
9:14
+0:36
20M
20.00 mi13:18:132:49:028:2713:23
9:51
+0:37
21M
21.00 mi13:28:582:59:478:3410:45
10:45
+0:54
35K
21.75 mi13:35:563:06:458:356:58
9:19
-1:26
23M
23.00 mi13:47:363:18:258:3811:40
9:19
0:00
24M
24.00 mi13:56:333:27:228:388:57
8:57
-0:22
40K
24.85 mi14:04:293:35:188:407:56
9:17
+0:20
25.2M
25.20 mi14:08:003:38:498:413:31
10:12
+0:55
Finish
26.22 mi14:17:203:48:098:429:20
9:10
-1:02

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

7:45 /mi

Average Pace

8:42 /mi

Slowest Pace

10:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:58

56% of race

Time at Steady Pace

1:13:32

32% of race

Time at Slower Pace

27:39

12% of race

Average Pace: 8:42 /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 mi10:53:1724:067:4524:06
7:45
#11976
10K
6.21 mi11:17:4748:367:4924:30
7:53
#12890
15K
9.32 mi11:43:441:14:338:0025:57
8:21
#14345
20K
12.43 mi12:09:411:40:308:0525:57
8:21
#14765
Half
13.11 mi12:15:121:46:018:055:31
8:05
#14788
25K
15.53 mi12:36:092:06:588:1020:57
8:38
#15155
30K
18.64 mi13:04:502:35:398:2128:41
9:14
#15807
20M
20.00 mi13:18:132:49:028:2713:23
9:51
#16229
21M
21.00 mi13:28:582:59:478:3410:45
10:45
#16554
35K
21.75 mi13:35:563:06:458:356:58
9:19
#16686
23M
23.00 mi13:47:363:18:258:3811:40
9:19
#16745
24M
24.00 mi13:56:333:27:228:388:57
8:57
#16747
40K
24.85 mi14:04:293:35:188:407:56
9:17
#16778
25.2M
25.20 mi14:08:003:38:498:413:31
10:12
#16795
Finish
26.22 mi14:17:203:48:098:429:20
9:10
#16894
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi119769108910816856(Top 63%)11009(Top 73%)11009(Top 774%)
10K6.21 mi3.10 mi12890-9149501-3939501-39313859(Top 52%)9886(Top 65%)9886(Top 695%)
15K9.32 mi3.11 mi14345-145510066-56510066-56516856(Top 63%)11009(Top 73%)11009(Top 774%)
20K12.43 mi3.11 mi14765-42010210-14410210-14415945(Top 60%)10613(Top 70%)10613(Top 746%)
Half13.11 mi0.68 mi14788-2310221-1110221-1115025(Top 56%)10325(Top 68%)10325(Top 726%)
25K15.53 mi2.42 mi15155-36710329-10810329-10817032(Top 64%)10985(Top 72%)10985(Top 773%)
30K18.64 mi3.11 mi15807-65210530-20110530-20118295(Top 69%)11461(Top 76%)11461(Top 806%)
20M20.00 mi1.36 mi16229-42210675-14510675-14519992(Top 75%)12120(Top 80%)12120(Top 852%)
21M21.00 mi1.00 mi16554-32510797-12210797-12220247(Top 76%)12163(Top 80%)12163(Top 855%)
35K21.75 mi0.75 mi16686-13210851-5410851-5419175(Top 72%)11658(Top 77%)11658(Top 820%)
23M23.00 mi1.25 mi16745-5910852-110852-117586(Top 66%)10941(Top 72%)10941(Top 769%)
24M24.00 mi1.00 mi16747-210834+1810834+1816983(Top 64%)10619(Top 70%)10619(Top 747%)
40K24.85 mi0.85 mi16778-3110830+410830+417409(Top 65%)10758(Top 71%)10758(Top 757%)
25.2M25.20 mi0.35 mi16795-1710829+110829+118069(Top 68%)11052(Top 73%)11052(Top 777%)
Finish26.22 mi1.02 mi16894-9910855-2610855-2618710(Top 70%)11400(Top 75%)11400(Top 802%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

16856

Males

11009

M55-59

11009

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13859

Males

9886

M55-59

9886

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

16856

Males

11009

M55-59

11009

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

15945

Males

10613

M55-59

10613

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

15025

Males

10325

M55-59

10325

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

17032

Males

10985

M55-59

10985

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

18295

Males

11461

M55-59

11461

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

19992

Males

12120

M55-59

12120

20M→21M

20.0 - 21.0 mi

Top 76%
×8stories
+106ft-24ft

Overall

20247

Males

12163

M55-59

12163

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

19175

Males

11658

M55-59

11658

35K→23M

21.8 - 23.0 mi

Top 66%
×5stories
+23ft-63ft

Overall

17586

Males

10941

M55-59

10941

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

16983

Males

10619

M55-59

10619

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

17409

Males

10758

M55-59

10758

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

18069

Males

11052

M55-59

11052

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

18710

Males

11400

M55-59

11400

Passing Analysis

Category:
Athletes Passed
594
Passed By
5512
Net Change
-4918
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11976
5K → 10K70984-914#11976#12890
10K → 15K111466-1455#12890#14345
15K → 20K85505-420#14345#14765
20K → Half2144-23#14765#14788
Half → 25K62429-367#14788#15155
25K → 30K43695-652#15155#15807
30K → 20M19441-422#15807#16229
20M → 21M27352-325#16229#16554
21M → 35K17149-132#16554#16686
35K → 23M67126-59#16686#16745
23M → 24M6668-2#16745#16747
24M → 40K4778-31#16747#16778
40K → 25.2M2239-17#16778#16795
25.2M → Finish37136-99#16795#16894
TOTALS5945512-4918
📊

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