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BOSTON MARATHON 2023

William Madden

Bib: 15184•M

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 47%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
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
7:43/mi
23:57
↑ 97↓ 3451.5%
10K· 6.21 mi
7:43/mi
47:57
↑ 79↓ 1380.4%
15K· 9.32 mi
7:47/mi
1:12:09
↑ 67↓ 78
20K· 12.43 mi
7:49/mi
1:36:26
↑ 106↓ 860.1%
Half· 13.11 mi
7:50/mi
1:41:47
↑ 19↓ 370.5%
25K· 15.53 mi
8:00/mi
2:01:11
↑ 66↓ 880.2%
30K· 18.64 mi
8:28/mi
2:27:28
↑ 181↓ 1480.2%
20M
8:20/mi
2:38:48
↑ 64↓ 500.2%
21M
8:52/mi
2:47:40
↑ 106↓ 241.6%
35K· 21.75 mi
8:13/mi
2:53:49
↑ 17↓ 861.7%
23M
8:38/mi
3:04:38
↑ 23↓ 630.6%
24M
8:07/mi
3:12:45
↓ 821.3%
40K· 24.85 mi
8:22/mi
3:19:54
↓ 200.3%
25.2M
8:51/mi
3:22:57
↑ 13↓ 160.2%
Finish· 26.22 mi
7:36/mi
3:30:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:47
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:48:55
Pace8:19 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:4123:577:4323:57
7:43
-
10K
6.21 mi11:18:4147:577:4324:00
7:43
0:00
15K
9.32 mi11:42:531:12:097:4424:12
7:47
+0:04
20K
12.43 mi12:07:101:36:267:4624:17
7:49
+0:02
Half
13.11 mi12:12:311:41:477:465:21
7:50
+0:01
25K
15.53 mi12:31:552:01:117:4819:24
8:00
+0:10
30K
18.64 mi12:58:122:27:287:5526:17
8:28
+0:28
20M
20.00 mi13:09:322:38:487:5611:20
8:20
-0:08
21M
21.00 mi13:18:242:47:407:598:52
8:52
+0:32
35K
21.75 mi13:24:332:53:498:006:09
8:13
-0:39
23M
23.00 mi13:35:223:04:388:0210:49
8:38
+0:25
24M
24.00 mi13:43:293:12:458:028:07
8:07
-0:31
40K
24.85 mi13:50:383:19:548:037:09
8:22
+0:15
25.2M
25.20 mi13:53:413:22:578:033:03
8:51
+0:29
Finish
26.22 mi14:01:263:30:428:037:45
7:36
-1:15

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

7:36 /mi

Average Pace

8:03 /mi

Slowest Pace

8:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:32

73% of race

Time at Steady Pace

56:10

27% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:02 /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 mi10:54:4123:577:4323:57
7:43
#11517
10K
6.21 mi11:18:4147:577:4324:00
7:43
#11964
15K
9.32 mi11:42:531:12:097:4424:12
7:47
#12161
20K
12.43 mi12:07:101:36:267:4624:17
7:49
#12038
Half
13.11 mi12:12:311:41:477:465:21
7:50
#12088
25K
15.53 mi12:31:552:01:117:4819:24
8:00
#12181
30K
18.64 mi12:58:122:27:287:5526:17
8:28
#12559
20M
20.00 mi13:09:322:38:487:5611:20
8:20
#12553
21M
21.00 mi13:18:242:47:407:598:52
8:52
#12528
35K
21.75 mi13:24:332:53:498:006:09
8:13
#12564
23M
23.00 mi13:35:223:04:388:0210:49
8:38
#12650
24M
24.00 mi13:43:293:12:458:028:07
8:07
#12620
40K
24.85 mi13:50:383:19:548:037:09
8:22
#12610
25.2M
25.20 mi13:53:413:22:578:033:03
8:51
#12596
Finish
26.22 mi14:01:263:30:428:037:45
7:36
#12447
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi115178902890212630(Top 47%)9358(Top 62%)9358(Top 456%)
10K6.21 mi3.10 mi11964-4479098-1969098-19612461(Top 47%)9321(Top 61%)9321(Top 454%)
15K9.32 mi3.11 mi12161-1979161-639161-6312630(Top 47%)9358(Top 62%)9358(Top 456%)
20K12.43 mi3.11 mi12038+1239088+739088+7311862(Top 45%)8964(Top 59%)8964(Top 437%)
Half13.11 mi0.68 mi12088-509102-149102-1413037(Top 49%)9494(Top 63%)9494(Top 463%)
25K15.53 mi2.42 mi12181-939124-229124-2212727(Top 48%)9228(Top 61%)9228(Top 450%)
30K18.64 mi3.11 mi12559-3789250-1269250-12614036(Top 53%)9666(Top 64%)9666(Top 471%)
20M20.00 mi1.36 mi12553+69233+179233+1712602(Top 47%)8944(Top 59%)8944(Top 436%)
21M21.00 mi1.00 mi12528+259198+359198+3512620(Top 47%)8858(Top 58%)8858(Top 432%)
35K21.75 mi0.75 mi12564-369202-49202-413541(Top 51%)9201(Top 61%)9201(Top 448%)
23M23.00 mi1.25 mi12650-869213-119213-1113995(Top 53%)9363(Top 62%)9363(Top 456%)
24M24.00 mi1.00 mi12620+309180+339180+3312026(Top 45%)8411(Top 55%)8411(Top 410%)
40K24.85 mi0.85 mi12610+109158+229158+2212435(Top 47%)8516(Top 56%)8516(Top 415%)
25.2M25.20 mi0.35 mi12596+149141+179141+1711540(Top 43%)8054(Top 53%)8054(Top 392%)
Finish26.22 mi1.02 mi12447+1499056+859056+859307(Top 35%)6927(Top 46%)6927(Top 338%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

12630

Males

9358

M50-54

9358

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

12461

Males

9321

M50-54

9321

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

12630

Males

9358

M50-54

9358

15K→20K

9.3 - 12.4 mi

Top 45%
×5story building
+106ft-86ft

Overall

11862

Males

8964

M50-54

8964

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13037

Males

9494

M50-54

9494

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

12727

Males

9228

M50-54

9228

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

14036

Males

9666

M50-54

9666

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

12602

Males

8944

M50-54

8944

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

12620

Males

8858

M50-54

8858

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

13541

Males

9201

M50-54

9201

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

13995

Males

9363

M50-54

9363

23M→24M

23.0 - 24.0 mi

Top 45%
×6story building
+12ft-82ft

Overall

12026

Males

8411

M50-54

8411

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12435

Males

8516

M50-54

8516

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11540

Males

8054

M50-54

8054

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

9307

Males

6927

M50-54

6927

Passing Analysis

Category:
Athletes Passed
1368
Passed By
2298
Net Change
-930
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11517
5K → 10K139586-447#11517#11964
10K → 15K123320-197#11964#12161
15K → 20K230107+123#12161#12038
20K → Half959-50#12038#12088
Half → 25K101194-93#12088#12181
25K → 30K104482-378#12181#12559
30K → 20M10599+6#12559#12553
20M → 21M10782+25#12553#12528
21M → 35K4379-36#12528#12564
35K → 23M61147-86#12564#12650
23M → 24M8858+30#12650#12620
24M → 40K6353+10#12620#12610
40K → 25.2M3218+14#12610#12596
25.2M → Finish16314+149#12596#12447
TOTALS13682298-930
📊

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