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BOSTON MARATHON 2023

Shawn Clancy

Bib: 29608•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
28:09
Rank: #20694
Start → 5K
28:09 | 9:04/mi
10K· 6.21 mi
54:52
Rank: #19826 (+868)
5K → 10K
26:43 | 8:36/mi
15K· 9.32 mi
1:21:30
Rank: #19296 (+530)
10K → 15K
26:38 | 8:34/mi
20K· 12.43 mi
1:47:51
Rank: #18688 (+608)
15K → 20K
26:21 | 8:29/mi
Half· 13.11 mi
1:53:41
Rank: #18643 (+45)
20K → Half
5:50 | 8:33/mi
25K· 15.53 mi
2:14:48
Rank: #18442 (+201)
Half → 25K
21:07 | 8:43/mi
30K· 18.64 mi
2:42:06
Rank: #17948 (+494)
25K → 30K
27:18 | 8:47/mi
20M
2:53:45
Rank: #17639 (+309)
30K → 20M
11:39 | 8:34/mi
21M
3:02:41
Rank: #17374 (+265)
20M → 21M
8:56 | 8:56/mi
35K· 21.75 mi
3:08:53
Rank: #17250 (+124)
21M → 35K
6:12 | 8:17/mi
23M
3:19:02
Rank: #16902 (+348)
35K → 23M
10:09 | 8:06/mi
24M
3:27:03
Rank: #16665 (+237)
23M → 24M
8:01 | 8:01/mi
40K· 24.85 mi
3:34:08
Rank: #16490 (+175)
24M → 40K
7:05 | 8:17/mi
25.2M
3:37:10
Rank: #16395 (+95)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:45:13
Rank: #16218 (+177)
25.2M → Finish
8:03 | 7:54/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:53:41
Pace8:40 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:51:32
Pace8:30 /mi
📊Negative Split: 1.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:4828:099:0428:09
9:04
-
10K
6.21 mi12:17:3154:528:5026:43
8:36
-0:28
15K
9.32 mi12:44:091:21:308:4526:38
8:34
-0:02
20K
12.43 mi13:10:301:47:518:4126:21
8:29
-0:05
Half
13.11 mi13:16:201:53:418:405:50
8:33
+0:04
25K
15.53 mi13:37:272:14:488:4121:07
8:43
+0:10
30K
18.64 mi14:04:452:42:068:4227:18
8:47
+0:04
20M
20.00 mi14:16:242:53:458:4111:39
8:34
-0:13
21M
21.00 mi14:25:203:02:418:428:56
8:56
+0:22
35K
21.75 mi14:31:323:08:538:416:12
8:17
-0:39
23M
23.00 mi14:41:413:19:028:3910:09
8:06
-0:11
24M
24.00 mi14:49:423:27:038:388:01
8:01
-0:05
40K
24.85 mi14:56:473:34:088:377:05
8:17
+0:16
25.2M
25.20 mi14:59:493:37:108:373:02
8:48
+0:31
Finish
26.22 mi15:07:523:45:138:368:03
7:54
-0:54

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

7:54 /mi

Average Pace

8:36 /mi

Slowest Pace

9:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:41

61% of race

Time at Steady Pace

1:28:32

39% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:35 /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 mi11:50:4828:099:0428:09
9:04
#20694
10K
6.21 mi12:17:3154:528:5026:43
8:36
#19826
15K
9.32 mi12:44:091:21:308:4526:38
8:34
#19296
20K
12.43 mi13:10:301:47:518:4126:21
8:29
#18688
Half
13.11 mi13:16:201:53:418:405:50
8:33
#18643
25K
15.53 mi13:37:272:14:488:4121:07
8:43
#18442
30K
18.64 mi14:04:452:42:068:4227:18
8:47
#17948
20M
20.00 mi14:16:242:53:458:4111:39
8:34
#17639
21M
21.00 mi14:25:203:02:418:428:56
8:56
#17374
35K
21.75 mi14:31:323:08:538:416:12
8:17
#17250
23M
23.00 mi14:41:413:19:028:3910:09
8:06
#16902
24M
24.00 mi14:49:423:27:038:388:01
8:01
#16665
40K
24.85 mi14:56:473:34:088:377:05
8:17
#16490
25.2M
25.20 mi14:59:493:37:108:373:02
8:48
#16395
Finish
26.22 mi15:07:523:45:138:368:03
7:54
#16218
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20694124541245418266(Top 69%)11590(Top 76%)11590(Top 219%)
10K6.21 mi3.10 mi19826+86812138+31612138+31618824(Top 71%)11825(Top 78%)11825(Top 224%)
15K9.32 mi3.11 mi19296+53011959+17911959+17918266(Top 69%)11590(Top 76%)11590(Top 219%)
20K12.43 mi3.11 mi18688+60811742+21711742+21716729(Top 63%)10935(Top 72%)10935(Top 207%)
Half13.11 mi0.68 mi18643+4511723+1911723+1917933(Top 67%)11455(Top 75%)11455(Top 217%)
25K15.53 mi2.42 mi18442+20111626+9711626+9717410(Top 65%)11155(Top 74%)11155(Top 211%)
30K18.64 mi3.11 mi17948+49411392+23411392+23415964(Top 60%)10466(Top 69%)10466(Top 198%)
20M20.00 mi1.36 mi17639+30911264+12811264+12814071(Top 53%)9607(Top 63%)9607(Top 182%)
21M21.00 mi1.00 mi17374+26511134+13011134+13013024(Top 49%)9057(Top 60%)9057(Top 171%)
35K21.75 mi0.75 mi17250+12411079+5511079+5514019(Top 53%)9438(Top 62%)9438(Top 179%)
23M23.00 mi1.25 mi16902+34810915+16410915+16410518(Top 40%)7740(Top 51%)7740(Top 146%)
24M24.00 mi1.00 mi16665+23710802+11310802+11311357(Top 43%)8088(Top 53%)8088(Top 153%)
40K24.85 mi0.85 mi16490+17510702+10010702+10011914(Top 45%)8293(Top 55%)8293(Top 157%)
25.2M25.20 mi0.35 mi16395+9510654+4810654+4811302(Top 42%)7965(Top 52%)7965(Top 151%)
Finish26.22 mi1.02 mi16218+17710583+7110583+7111393(Top 43%)7995(Top 53%)7995(Top 151%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21stories
+97ft-345ft

Overall

18266

Males

11590

M18-39

11590

5K→10K

3.1 - 6.2 mi

Top 71%
×5stories
+79ft-138ft

Overall

18824

Males

11825

M18-39

11825

10K→15K

6.2 - 9.3 mi

Top 69%
×3stories
+67ft-78ft

Overall

18266

Males

11590

M18-39

11590

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16729

Males

10935

M18-39

10935

20K→Half

12.4 - 13.1 mi

Top 67%
×2stories
+19ft-37ft

Overall

17933

Males

11455

M18-39

11455

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

17410

Males

11155

M18-39

11155

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

15964

Males

10466

M18-39

10466

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

14071

Males

9607

M18-39

9607

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

13024

Males

9057

M18-39

9057

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

14019

Males

9438

M18-39

9438

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10518

Males

7740

M18-39

7740

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

11357

Males

8088

M18-39

8088

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11914

Males

8293

M18-39

8293

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11302

Males

7965

M18-39

7965

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

11393

Males

7995

M18-39

7995

Passing Analysis

Category:
Athletes Passed
4694
Passed By
218
Net Change
+4476
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20694
5K → 10K95082+868#20694#19826
10K → 15K56131+530#19826#19296
15K → 20K61810+608#19296#18688
20K → Half5712+45#18688#18643
Half → 25K24140+201#18643#18442
25K → 30K51016+494#18442#17948
30K → 20M3123+309#17948#17639
20M → 21M2716+265#17639#17374
21M → 35K1273+124#17374#17250
35K → 23M3524+348#17250#16902
23M → 24M2381+237#16902#16665
24M → 40K1783+175#16665#16490
40K → 25.2M983+95#16490#16395
25.2M → Finish1814+177#16395#16218
TOTALS4694218+4476
📊

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