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BOSTON MARATHON 2023

William Parker

Bib: 26813•M

VA

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
26:19
Rank: #17349
Start → 5K
8:28/mi
26:19 split
10K· 6.21 mi
51:38
Rank: #16568 (+781)
5K → 10K
8:09/mi
25:19 split
15K· 9.32 mi
1:17:11
Rank: #16368 (+200)
10K → 15K
8:13/mi
25:33 split
20K· 12.43 mi
1:43:03
Rank: #16219 (+149)
15K → 20K
8:20/mi
25:52 split
Half· 13.11 mi
1:48:33
Rank: #16129 (+90)
20K → Half
8:04/mi
5:30 split
25K· 15.53 mi
2:08:55
Rank: #16017 (+112)
Half → 25K
8:24/mi
20:22 split
30K· 18.64 mi
2:36:06
Rank: #15965 (+52)
25K → 30K
8:45/mi
27:11 split
20M
2:48:32
Rank: #16077 (-112)
30K → 20M
9:09/mi
12:26 split
21M
2:58:23
Rank: #16144 (-67)
20M → 21M
9:51/mi
9:51 split
35K· 21.75 mi
3:04:46
Rank: #16109 (+35)
21M → 35K
8:32/mi
6:23 split
23M
3:16:24
Rank: #16188 (-79)
35K → 23M
9:17/mi
11:38 split
24M
3:25:42
Rank: #16320 (-132)
23M → 24M
9:18/mi
9:18 split
40K· 24.85 mi
3:33:53
Rank: #16419 (-99)
24M → 40K
9:34/mi
8:11 split
25.2M
3:37:20
Rank: #16430 (-11)
40K → 25.2M
10:00/mi
3:27 split
Finish· 26.22 mi
3:46:43
Rank: #16557 (-127)
25.2M → Finish
9:12/mi
9:23 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:33
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time1:58:10
Pace9:01 /mi
📊Positive Split: 8.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:3926:198:2826:19
8:28
-
10K
6.21 mi12:11:5851:388:1925:19
8:09
-0:19
15K
9.32 mi12:37:311:17:118:1725:33
8:13
+0:04
20K
12.43 mi13:03:231:43:038:1825:52
8:20
+0:07
Half
13.11 mi13:08:531:48:338:175:30
8:04
-0:16
25K
15.53 mi13:29:152:08:558:1820:22
8:24
+0:20
30K
18.64 mi13:56:262:36:068:2227:11
8:45
+0:21
20M
20.00 mi14:08:522:48:328:2612:26
9:09
+0:24
21M
21.00 mi14:18:432:58:238:309:51
9:51
+0:42
35K
21.75 mi14:25:063:04:468:306:23
8:32
-1:19
23M
23.00 mi14:36:443:16:248:3211:38
9:17
+0:45
24M
24.00 mi14:46:023:25:428:349:18
9:18
+0:01
40K
24.85 mi14:54:133:33:538:368:11
9:34
+0:16
25.2M
25.20 mi14:57:403:37:208:373:27
10:00
+0:26
Finish
26.22 mi15:07:033:46:438:399:23
9:12
-0:48

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

8:04 /mi

Average Pace

8:39 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:36

45% of race

Time at Steady Pace

59:53

26% of race

Time at Slower Pace

1:04:14

28% of race

Average Pace: 8:39 /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 mi11:46:3926:198:2826:19
8:28
#17349
10K
6.21 mi12:11:5851:388:1925:19
8:09
#16568
15K
9.32 mi12:37:311:17:118:1725:33
8:13
#16368
20K
12.43 mi13:03:231:43:038:1825:52
8:20
#16219
Half
13.11 mi13:08:531:48:338:175:30
8:04
#16129
25K
15.53 mi13:29:152:08:558:1820:22
8:24
#16017
30K
18.64 mi13:56:262:36:068:2227:11
8:45
#15965
20M
20.00 mi14:08:522:48:328:2612:26
9:09
#16077
21M
21.00 mi14:18:432:58:238:309:51
9:51
#16144
35K
21.75 mi14:25:063:04:468:306:23
8:32
#16109
23M
23.00 mi14:36:443:16:248:3211:38
9:17
#16188
24M
24.00 mi14:46:023:25:428:349:18
9:18
#16320
40K
24.85 mi14:54:133:33:538:368:11
9:34
#16419
25.2M
25.20 mi14:57:403:37:208:373:27
10:00
#16430
Finish
26.22 mi15:07:033:46:438:399:23
9:12
#16557
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17349111681116816018(Top 60%)10692(Top 70%)10692(Top 202%)
10K6.21 mi3.10 mi16568+78110928+24010928+24015880(Top 60%)10667(Top 70%)10667(Top 202%)
15K9.32 mi3.11 mi16368+20010841+8710841+8716018(Top 60%)10692(Top 70%)10692(Top 202%)
20K12.43 mi3.11 mi16219+14910766+7510766+7515757(Top 59%)10543(Top 69%)10543(Top 199%)
Half13.11 mi0.68 mi16129+9010719+4710719+4714823(Top 56%)10240(Top 67%)10240(Top 194%)
25K15.53 mi2.42 mi16017+11210649+7010649+7015575(Top 59%)10370(Top 68%)10370(Top 196%)
30K18.64 mi3.11 mi15965+5210595+5410595+5415771(Top 59%)10387(Top 68%)10387(Top 197%)
20M20.00 mi1.36 mi16077-11210617-2210617-2217289(Top 65%)10934(Top 72%)10934(Top 207%)
21M21.00 mi1.00 mi16144-6710622-510622-517424(Top 65%)10959(Top 72%)10959(Top 207%)
35K21.75 mi0.75 mi16109+3510586+3610586+3615469(Top 58%)10065(Top 66%)10065(Top 190%)
23M23.00 mi1.25 mi16188-7910616-3010616-3017463(Top 66%)10896(Top 72%)10896(Top 206%)
24M24.00 mi1.00 mi16320-13210662-4610662-4618437(Top 69%)11283(Top 74%)11283(Top 213%)
40K24.85 mi0.85 mi16419-9910671-910671-918561(Top 70%)11283(Top 74%)11283(Top 213%)
25.2M25.20 mi0.35 mi16430-1110670+110670+117350(Top 65%)10703(Top 71%)10703(Top 203%)
Finish26.22 mi1.02 mi16557-12710723-5310723-5318932(Top 71%)11500(Top 76%)11500(Top 218%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

16018

Males

10692

M18-39

10692

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15880

Males

10667

M18-39

10667

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

16018

Males

10692

M18-39

10692

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

15757

Males

10543

M18-39

10543

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

14823

Males

10240

M18-39

10240

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

15575

Males

10370

M18-39

10370

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

15771

Males

10387

M18-39

10387

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

17289

Males

10934

M18-39

10934

20M→21M

20.0 - 21.0 mi

Top 65%
×8stories
+106ft-24ft

Overall

17424

Males

10959

M18-39

10959

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

15469

Males

10065

M18-39

10065

35K→23M

21.8 - 23.0 mi

Top 66%
×5stories
+23ft-63ft

Overall

17463

Males

10896

M18-39

10896

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

18437

Males

11283

M18-39

11283

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18561

Males

11283

M18-39

11283

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17350

Males

10703

M18-39

10703

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18932

Males

11500

M18-39

11500

Passing Analysis

Category:
Athletes Passed
2277
Passed By
1485
Net Change
+792
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17349
5K → 10K87695+781#17349#16568
10K → 15K309109+200#16568#16368
15K → 20K24495+149#16368#16219
20K → Half999+90#16219#16129
Half → 25K18270+112#16129#16017
25K → 30K198146+52#16017#15965
30K → 20M54166-112#15965#16077
20M → 21M63130-67#16077#16144
21M → 35K6934+35#16144#16109
35K → 23M58137-79#16109#16188
23M → 24M29161-132#16188#16320
24M → 40K51150-99#16320#16419
40K → 25.2M2536-11#16419#16430
25.2M → Finish20147-127#16430#16557
TOTALS22771485+792
📊

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