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BOSTON MARATHON 2023

William Maloy

Bib: 25034•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
11:53/mi
36:56
↑ 97↓ 3451.5%
10K· 6.21 mi
12:52/mi
1:16:56
↑ 79↓ 1380.4%
15K· 9.32 mi
12:53/mi
1:56:57
↑ 67↓ 78
20K· 12.43 mi
13:08/mi
2:37:44
↑ 106↓ 860.1%
Half· 13.11 mi
12:54/mi
2:46:32
↑ 19↓ 370.5%
25K· 15.53 mi
13:49/mi
3:20:02
↑ 66↓ 880.2%
30K· 18.64 mi
14:17/mi
4:04:24
↑ 181↓ 1480.2%
20M
14:31/mi
4:24:08
↑ 64↓ 500.2%
21M
15:36/mi
4:39:44
↑ 106↓ 241.6%
35K· 21.75 mi
14:13/mi
4:50:22
↑ 17↓ 861.7%
23M
14:30/mi
5:08:31
↑ 23↓ 630.6%
24M
14:51/mi
5:23:22
↓ 821.3%
40K· 24.85 mi
15:46/mi
5:36:51
↓ 200.3%
25.2M
16:23/mi
5:42:30
↑ 13↓ 160.2%
Finish· 26.22 mi
13:47/mi
5:56:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:46:32
Pace12:42 /mi
2nd Half
Distance13.11 mi
Time3:10:01
Pace14:30 /mi
📊Positive Split: 14.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:5636:5611:5336:56
11:53
-
10K
6.21 mi12:32:561:16:5612:2340:00
12:52
+0:59
15K
9.32 mi13:12:571:56:5712:3340:01
12:53
+0:01
20K
12.43 mi13:53:442:37:4412:4240:47
13:08
+0:15
Half
13.11 mi14:02:322:46:3212:428:48
12:54
-0:14
25K
15.53 mi14:36:023:20:0212:5333:30
13:49
+0:55
30K
18.64 mi15:20:244:04:2413:0744:22
14:17
+0:28
20M
20.00 mi15:40:084:24:0813:1219:44
14:31
+0:14
21M
21.00 mi15:55:444:39:4413:1915:36
15:36
+1:05
35K
21.75 mi16:06:224:50:2213:2110:38
14:13
-1:23
23M
23.00 mi16:24:315:08:3113:2518:09
14:30
+0:17
24M
24.00 mi16:39:225:23:2213:2814:51
14:51
+0:21
40K
24.85 mi16:52:515:36:5113:3313:29
15:46
+0:55
25.2M
25.20 mi16:58:305:42:3013:355:39
16:23
+0:37
Finish
26.22 mi17:12:335:56:3313:3714:03
13:47
-2:36

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

11:53 /mi

Average Pace

13:37 /mi

Slowest Pace

16:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:32

47% of race

Time at Steady Pace

2:20:26

39% of race

Time at Slower Pace

49:35

14% of race

Average Pace: 13:36 /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 mi11:52:5636:5611:5336:56
11:53
#26393
10K
6.21 mi12:32:561:16:5612:2340:00
12:52
#26492
15K
9.32 mi13:12:571:56:5712:3340:01
12:53
#26509
20K
12.43 mi13:53:442:37:4412:4240:47
13:08
#26475
Half
13.11 mi14:02:322:46:3212:428:48
12:54
#26476
25K
15.53 mi14:36:023:20:0212:5333:30
13:49
#26461
30K
18.64 mi15:20:244:04:2413:0744:22
14:17
#26452
20M
20.00 mi15:40:084:24:0813:1219:44
14:31
#26438
21M
21.00 mi15:55:444:39:4413:1915:36
15:36
#26431
35K
21.75 mi16:06:224:50:2213:2110:38
14:13
#26435
23M
23.00 mi16:24:315:08:3113:2518:09
14:30
#26427
24M
24.00 mi16:39:225:23:2213:2814:51
14:51
#26444
40K
24.85 mi16:52:515:36:5113:3313:29
15:46
#26459
25.2M
25.20 mi16:58:305:42:3013:355:39
16:23
#26463
Finish
26.22 mi17:12:335:56:3313:3714:03
13:47
#26464
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi26393150841508426450(Top 99%)15097(Top 99%)15097(Top 670%)
10K6.21 mi3.10 mi26492-9915113-2915113-2926537(Top 100%)15130(Top 100%)15130(Top 672%)
15K9.32 mi3.11 mi26509-1715120-715120-726450(Top 99%)15097(Top 99%)15097(Top 670%)
20K12.43 mi3.11 mi26475+3415108+1215108+1226284(Top 99%)15039(Top 99%)15039(Top 668%)
Half13.11 mi0.68 mi26476-115110-215110-226323(Top 99%)15046(Top 99%)15046(Top 668%)
25K15.53 mi2.42 mi26461+1515104+615104+626265(Top 99%)15018(Top 99%)15018(Top 667%)
30K18.64 mi3.11 mi26452+915107-315107-326160(Top 98%)14965(Top 99%)14965(Top 665%)
20M20.00 mi1.36 mi26438+1415100+715100+726109(Top 98%)14905(Top 98%)14905(Top 662%)
21M21.00 mi1.00 mi26431+7151001510026065(Top 98%)14893(Top 98%)14893(Top 661%)
35K21.75 mi0.75 mi26435-415097+315097+326196(Top 98%)14949(Top 99%)14949(Top 664%)
23M23.00 mi1.25 mi26427+815092+515092+526118(Top 98%)14899(Top 98%)14899(Top 662%)
24M24.00 mi1.00 mi26444-1715100-815100-826357(Top 99%)15016(Top 99%)15016(Top 667%)
40K24.85 mi0.85 mi26459-1515103-315103-326371(Top 99%)15019(Top 99%)15019(Top 667%)
25.2M25.20 mi0.35 mi26463-415104-115104-126231(Top 99%)14941(Top 98%)14941(Top 663%)
Finish26.22 mi1.02 mi26464-115105-115105-126299(Top 99%)14969(Top 99%)14969(Top 665%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21story building
+97ft-345ft

Overall

26450

Males

15097

M45-49

15097

5K→10K

3.1 - 6.2 mi

Top 100%
×5story building
+79ft-138ft

Overall

26537

Males

15130

M45-49

15130

10K→15K

6.2 - 9.3 mi

Top 99%
×3story building
+67ft-78ft

Overall

26450

Males

15097

M45-49

15097

15K→20K

9.3 - 12.4 mi

Top 99%
×5story building
+106ft-86ft

Overall

26284

Males

15039

M45-49

15039

20K→Half

12.4 - 13.1 mi

Top 99%
×2story building
+19ft-37ft

Overall

26323

Males

15046

M45-49

15046

Half→25K

13.1 - 15.5 mi

Top 99%
×4story building
+66ft-88ft

Overall

26265

Males

15018

M45-49

15018

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

26160

Males

14965

M45-49

14965

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

26109

Males

14905

M45-49

14905

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

26065

Males

14893

M45-49

14893

21M→35K

21.0 - 21.8 mi

Top 98%
×7story building
+17ft-86ft

Overall

26196

Males

14949

M45-49

14949

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

26118

Males

14899

M45-49

14899

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

26357

Males

15016

M45-49

15016

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

26371

Males

15019

M45-49

15019

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

26231

Males

14941

M45-49

14941

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2story building
+22ft-21ft

Overall

26299

Males

14969

M45-49

14969

Passing Analysis

Category:
Athletes Passed
201
Passed By
272
Net Change
-71
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26393
5K → 10K9108-99#26393#26492
10K → 15K1330-17#26492#26509
15K → 20K4410+34#26509#26475
20K → Half78-1#26475#26476
Half → 25K249+15#26476#26461
25K → 30K2920+9#26461#26452
30K → 20M217+14#26452#26438
20M → 21M136+7#26438#26431
21M → 35K1115-4#26431#26435
35K → 23M168+8#26435#26427
23M → 24M421-17#26427#26444
24M → 40K217-15#26444#26459
40K → 25.2M48-4#26459#26463
25.2M → Finish45-1#26463#26464
TOTALS201272-71
📊

Passing Visuals

Category:
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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