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BOSTON MARATHON 2024

Shawn Stairs

Bib: 30433•M

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ 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
8:38/mi
26:50
↑ 97↓ 3451.5%
10K· 6.21 mi
8:08/mi
52:06
↑ 79↓ 1380.4%
15K· 9.32 mi
8:21/mi
1:18:04
↑ 67↓ 78
20K· 12.43 mi
9:31/mi
1:47:39
↑ 106↓ 860.1%
Half· 13.11 mi
8:36/mi
1:53:31
↑ 19↓ 370.5%
25K· 15.53 mi
8:57/mi
2:15:12
↑ 66↓ 880.2%
30K· 18.64 mi
10:36/mi
2:48:07
↑ 181↓ 1480.2%
20M
11:04/mi
3:03:09
↑ 64↓ 500.2%
21M
13:10/mi
3:16:19
↑ 106↓ 241.6%
35K· 21.75 mi
11:52/mi
3:25:12
↑ 17↓ 861.7%
23M
13:04/mi
3:41:33
↑ 23↓ 630.6%
24M
16:36/mi
3:58:09
↓ 821.3%
40K· 24.85 mi
13:09/mi
4:09:24
↓ 200.3%
25.2M
11:48/mi
4:13:28
↑ 13↓ 160.2%
Finish· 26.22 mi
8:17/mi
4:21:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:31
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time2:28:23
Pace11:19 /mi
📊Positive Split: 30.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:1726:508:3826:50
8:38
-
10K
6.21 mi12:17:3352:068:2325:16
8:08
-0:30
15K
9.32 mi12:43:311:18:048:2325:58
8:21
+0:13
20K
12.43 mi13:13:061:47:398:4029:35
9:31
+1:10
Half
13.11 mi13:18:581:53:318:405:52
8:36
-0:55
25K
15.53 mi13:40:392:15:128:4221:41
8:57
+0:21
30K
18.64 mi14:13:342:48:079:0132:55
10:36
+1:39
20M
20.00 mi14:28:363:03:099:0915:02
11:04
+0:28
21M
21.00 mi14:41:463:16:199:2113:10
13:10
+2:06
35K
21.75 mi14:50:393:25:129:268:53
11:52
-1:18
23M
23.00 mi15:07:003:41:339:3816:21
13:04
+1:12
24M
24.00 mi15:23:363:58:099:5516:36
16:36
+3:32
40K
24.85 mi15:34:514:09:2410:0211:15
13:09
-3:27
25.2M
25.20 mi15:38:554:13:2810:034:04
11:48
-1:21
Finish
26.22 mi15:47:214:21:5410:008:26
8:17
-3:31

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

8:08 /mi

Average Pace

10:00 /mi

Slowest Pace

16:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:03

44% of race

Time at Steady Pace

1:17:32

30% of race

Time at Slower Pace

1:10:19

27% of race

Average Pace: 9:59 /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 mi11:52:1726:508:3826:50
8:38
#18513
10K
6.21 mi12:17:3352:068:2325:16
8:08
#16821
15K
9.32 mi12:43:311:18:048:2325:58
8:21
#16383
20K
12.43 mi13:13:061:47:398:4029:35
9:31
#17291
Half
13.11 mi13:18:581:53:318:405:52
8:36
#17214
25K
15.53 mi13:40:392:15:128:4221:41
8:57
#16845
30K
18.64 mi14:13:342:48:079:0132:55
10:36
#17439
20M
20.00 mi14:28:363:03:099:0915:02
11:04
#17702
21M
21.00 mi14:41:463:16:199:2113:10
13:10
#18055
35K
21.75 mi14:50:393:25:129:268:53
11:52
#18240
23M
23.00 mi15:07:003:41:339:3816:21
13:04
#18602
24M
24.00 mi15:23:363:58:099:5516:36
16:36
#19340
40K
24.85 mi15:34:514:09:2410:0211:15
13:09
#19490
25.2M
25.20 mi15:38:554:13:2810:034:04
11:48
#19451
Finish
26.22 mi15:47:214:21:5410:008:26
8:17
#19194
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi18513114131141315598(Top 61%)10243(Top 70%)10243(Top 211%)
10K6.21 mi3.10 mi16821+169210733+68010733+68015105(Top 59%)10082(Top 69%)10082(Top 208%)
15K9.32 mi3.11 mi16383+43810554+17910554+17915598(Top 61%)10243(Top 70%)10243(Top 211%)
20K12.43 mi3.11 mi17291-90810912-35810912-35819271(Top 75%)11812(Top 81%)11812(Top 244%)
Half13.11 mi0.68 mi17214+7710867+4510867+4516250(Top 64%)10453(Top 72%)10453(Top 216%)
25K15.53 mi2.42 mi16845+36910709+15810709+15815261(Top 60%)9917(Top 68%)9917(Top 205%)
30K18.64 mi3.11 mi17439-59410899-19010899-19019002(Top 74%)11390(Top 78%)11390(Top 235%)
20M20.00 mi1.36 mi17702-26310967-6810967-6819427(Top 76%)11461(Top 79%)11461(Top 236%)
21M21.00 mi1.00 mi18055-35311102-13511102-13521021(Top 82%)12172(Top 83%)12172(Top 251%)
35K21.75 mi0.75 mi18240-18511171-6911171-6921567(Top 84%)12390(Top 85%)12390(Top 256%)
23M23.00 mi1.25 mi18602-36211310-13911310-13922628(Top 89%)12919(Top 89%)12919(Top 266%)
24M24.00 mi1.00 mi19340-73811638-32811638-32825253(Top 99%)14362(Top 99%)14362(Top 296%)
40K24.85 mi0.85 mi19490-15011687-4911687-4922504(Top 88%)12754(Top 87%)12754(Top 263%)
25.2M25.20 mi0.35 mi19451+3911663+2411663+2416810(Top 66%)9847(Top 68%)9847(Top 203%)
Finish26.22 mi1.02 mi19194+25711524+13911524+13910189(Top 40%)6579(Top 45%)6579(Top 136%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

15598

Males

10243

M18-39

10243

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

15105

Males

10082

M18-39

10082

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

15598

Males

10243

M18-39

10243

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

19271

Males

11812

M18-39

11812

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

16250

Males

10453

M18-39

10453

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

15261

Males

9917

M18-39

9917

25K→30K

15.5 - 18.6 mi

Top 74%
×9story building
+181ft-148ft

Overall

19002

Males

11390

M18-39

11390

30K→20M

18.6 - 20.0 mi

Top 76%
×5story building
+64ft-50ft

Overall

19427

Males

11461

M18-39

11461

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

21021

Males

12172

M18-39

12172

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

21567

Males

12390

M18-39

12390

35K→23M

21.8 - 23.0 mi

Top 89%
×5story building
+23ft-63ft

Overall

22628

Males

12919

M18-39

12919

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

25253

Males

14362

M18-39

14362

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

22504

Males

12754

M18-39

12754

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

16810

Males

9847

M18-39

9847

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

10189

Males

6579

M18-39

6579

Passing Analysis

Category:
Athletes Passed
3376
Passed By
4057
Net Change
-681
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18513
5K → 10K17008+1692#18513#16821
10K → 15K49860+438#16821#16383
15K → 20K85993-908#16383#17291
20K → Half847+77#17291#17214
Half → 25K40334+369#17214#16845
25K → 30K105699-594#16845#17439
30K → 20M62325-263#17439#17702
20M → 21M25378-353#17702#18055
21M → 35K30215-185#18055#18240
35K → 23M41403-362#18240#18602
23M → 24M6744-738#18602#19340
24M → 40K30180-150#19340#19490
40K → 25.2M478+39#19490#19451
25.2M → Finish2603+257#19451#19194
TOTALS33764057-681
📊

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