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BOSTON MARATHON 2024

Sean Day

Bib: 29122•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M50-54)
#0 / 1935
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
8:39/mi
26:53
↑ 97↓ 3451.5%
10K· 6.21 mi
8:32/mi
53:23
↑ 79↓ 1380.4%
15K· 9.32 mi
8:26/mi
1:19:35
↑ 67↓ 78
20K· 12.43 mi
8:29/mi
1:45:55
↑ 106↓ 860.1%
Half· 13.11 mi
8:20/mi
1:51:36
↑ 19↓ 370.5%
25K· 15.53 mi
8:43/mi
2:12:43
↑ 66↓ 880.2%
30K· 18.64 mi
9:30/mi
2:42:15
↑ 181↓ 1480.2%
20M
10:03/mi
2:55:54
↑ 64↓ 500.2%
21M
11:26/mi
3:07:20
↑ 106↓ 241.6%
35K· 21.75 mi
10:14/mi
3:14:59
↑ 17↓ 861.7%
23M
10:59/mi
3:28:44
↑ 23↓ 630.6%
24M
10:18/mi
3:39:02
↓ 821.3%
40K· 24.85 mi
10:11/mi
3:47:44
↓ 200.3%
25.2M
11:21/mi
3:51:39
↑ 13↓ 160.2%
Finish· 26.22 mi
9:24/mi
4:01:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:36
Pace8:31 /mi
2nd Half
Distance13.11 mi
Time2:09:38
Pace9:53 /mi
📊Positive Split: 16.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:1826:538:3926:53
8:39
-
10K
6.21 mi12:17:4853:238:3526:30
8:32
-0:07
15K
9.32 mi12:44:001:19:358:3226:12
8:26
-0:06
20K
12.43 mi13:10:201:45:558:3126:20
8:29
+0:03
Half
13.11 mi13:16:011:51:368:315:41
8:20
-0:09
25K
15.53 mi13:37:082:12:438:3321:07
8:43
+0:23
30K
18.64 mi14:06:402:42:158:4229:32
9:30
+0:47
20M
20.00 mi14:20:192:55:548:4813:39
10:03
+0:33
21M
21.00 mi14:31:453:07:208:5511:26
11:26
+1:23
35K
21.75 mi14:39:243:14:598:587:39
10:14
-1:12
23M
23.00 mi14:53:093:28:449:0513:45
10:59
+0:45
24M
24.00 mi15:03:273:39:029:0810:18
10:18
-0:41
40K
24.85 mi15:12:093:47:449:108:42
10:11
-0:07
25.2M
25.20 mi15:16:043:51:399:123:55
11:21
+1:10
Finish
26.22 mi15:25:394:01:149:129:35
9:24
-1:57

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

8:20 /mi

Average Pace

9:12 /mi

Slowest Pace

11:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:43

55% of race

Time at Steady Pace

39:07

16% of race

Time at Slower Pace

1:09:24

29% of race

Average Pace: 9:12 /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 mi11:51:1826:538:3926:53
8:39
#18592
10K
6.21 mi12:17:4853:238:3526:30
8:32
#18020
15K
9.32 mi12:44:001:19:358:3226:12
8:26
#17322
20K
12.43 mi13:10:201:45:558:3126:20
8:29
#16547
Half
13.11 mi13:16:011:51:368:315:41
8:20
#16450
25K
15.53 mi13:37:082:12:438:3321:07
8:43
#15995
30K
18.64 mi14:06:402:42:158:4229:32
9:30
#15918
20M
20.00 mi14:20:192:55:548:4813:39
10:03
#16008
21M
21.00 mi14:31:453:07:208:5511:26
11:26
#16163
35K
21.75 mi14:39:243:14:598:587:39
10:14
#16245
23M
23.00 mi14:53:093:28:449:0513:45
10:59
#16461
24M
24.00 mi15:03:273:39:029:0810:18
10:18
#16502
40K
24.85 mi15:12:093:47:449:108:42
10:11
#16448
25.2M
25.20 mi15:16:043:51:399:123:55
11:21
#16451
Finish
26.22 mi15:25:394:01:149:129:35
9:24
#16420
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi18592114431144316022(Top 63%)10418(Top 71%)10418(Top 538%)
10K6.21 mi3.10 mi18020+57211226+21711226+21717457(Top 68%)11011(Top 76%)11011(Top 569%)
15K9.32 mi3.11 mi17322+69810950+27610950+27616022(Top 63%)10418(Top 71%)10418(Top 538%)
20K12.43 mi3.11 mi16547+77510622+32810622+32814670(Top 57%)9828(Top 67%)9828(Top 508%)
Half13.11 mi0.68 mi16450+9710571+5110571+5114761(Top 58%)9838(Top 67%)9838(Top 508%)
25K15.53 mi2.42 mi15995+45510351+22010351+22014112(Top 55%)9414(Top 65%)9414(Top 487%)
30K18.64 mi3.11 mi15918+7710261+9010261+9015472(Top 61%)9764(Top 67%)9764(Top 505%)
20M20.00 mi1.36 mi16008-9010259+210259+216634(Top 65%)10073(Top 69%)10073(Top 521%)
21M21.00 mi1.00 mi16163-15510285-2610285-2617493(Top 68%)10374(Top 71%)10374(Top 536%)
35K21.75 mi0.75 mi16245-8210293-810293-817807(Top 70%)10533(Top 72%)10533(Top 544%)
23M23.00 mi1.25 mi16461-21610359-6610359-6618370(Top 72%)10740(Top 74%)10740(Top 555%)
24M24.00 mi1.00 mi16502-4110347+1210347+1217263(Top 68%)10136(Top 70%)10136(Top 524%)
40K24.85 mi0.85 mi16448+5410294+5310294+5315606(Top 61%)9254(Top 63%)9254(Top 478%)
25.2M25.20 mi0.35 mi16451-310278+1610278+1615619(Top 61%)9246(Top 63%)9246(Top 478%)
Finish26.22 mi1.02 mi16420+3110235+4310235+4316092(Top 63%)9504(Top 65%)9504(Top 491%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16022

Males

10418

M50-54

10418

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

17457

Males

11011

M50-54

11011

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16022

Males

10418

M50-54

10418

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

14670

Males

9828

M50-54

9828

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

14761

Males

9838

M50-54

9838

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

14112

Males

9414

M50-54

9414

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

15472

Males

9764

M50-54

9764

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

16634

Males

10073

M50-54

10073

20M→21M

20.0 - 21.0 mi

Top 68%
×8story building
+106ft-24ft

Overall

17493

Males

10374

M50-54

10374

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

17807

Males

10533

M50-54

10533

35K→23M

21.8 - 23.0 mi

Top 72%
×5story building
+23ft-63ft

Overall

18370

Males

10740

M50-54

10740

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

17263

Males

10136

M50-54

10136

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

15606

Males

9254

M50-54

9254

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

15619

Males

9246

M50-54

9246

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

16092

Males

9504

M50-54

9504

Passing Analysis

Category:
Athletes Passed
3595
Passed By
1423
Net Change
+2172
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18592
5K → 10K65381+572#18592#18020
10K → 15K72022+698#18020#17322
15K → 20K78914+775#17322#16547
20K → Half1036+97#16547#16450
Half → 25K48126+455#16450#15995
25K → 30K280203+77#15995#15918
30K → 20M99189-90#15918#16008
20M → 21M60215-155#16008#16163
21M → 35K50132-82#16163#16245
35K → 23M54270-216#16245#16461
23M → 24M68109-41#16461#16502
24M → 40K11056+54#16502#16448
40K → 25.2M4548-3#16448#16451
25.2M → Finish8352+31#16451#16420
TOTALS35951423+2172
📊

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