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BOSTON MARATHON 2024

Dallas Sexton

Bib: 3639•M

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Overall
#0 / 25550
Top 39%
Gender (Male)
#0 / 14578
Top 50%
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:17
Rank: #1670
Start → 5K
6:12/mi
19:17 split
10K· 6.21 mi
38:37
Rank: #1593 (+77)
5K → 10K
6:13/mi
19:20 split
15K· 9.32 mi
58:27
Rank: #1754 (-161)
10K → 15K
6:23/mi
19:50 split
20K· 12.43 mi
1:18:48
Rank: #1871 (-117)
15K → 20K
6:33/mi
20:21 split
Half· 13.11 mi
1:23:09
Rank: #1879 (-8)
20K → Half
6:23/mi
4:21 split
25K· 15.53 mi
1:40:02
Rank: #2150 (-271)
Half → 25K
6:58/mi
16:53 split
30K· 18.64 mi
2:06:32
Rank: #3631 (-1481)
25K → 30K
8:32/mi
26:30 split
20M
2:19:57
Rank: #4673 (-1042)
30K → 20M
9:52/mi
13:25 split
21M
2:30:00
Rank: #5089 (-416)
20M → 21M
10:03/mi
10:03 split
35K· 21.75 mi
2:38:07
Rank: #5659 (-570)
21M → 35K
10:51/mi
8:07 split
23M
2:53:19
Rank: #6949 (-1290)
35K → 23M
12:08/mi
15:12 split
24M
3:07:42
Rank: #8654 (-1705)
23M → 24M
14:23/mi
14:23 split
40K· 24.85 mi
3:19:23
Rank: #9860 (-1206)
24M → 40K
13:40/mi
11:41 split
25.2M
3:23:32
Rank: #10060 (-200)
40K → 25.2M
12:02/mi
4:09 split
Finish· 26.22 mi
3:31:41
Rank: #9967 (+93)
25.2M → Finish
8:00/mi
8:09 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:09
Pace6:21 /mi
2nd Half
Distance13.11 mi
Time2:08:32
Pace9:48 /mi
📊Positive Split: 54.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:1419:176:1219:17
6:12
-
10K
6.21 mi10:40:3438:376:1319:20
6:13
+0:01
15K
9.32 mi11:00:2458:276:1619:50
6:23
+0:10
20K
12.43 mi11:20:451:18:486:2020:21
6:33
+0:10
Half
13.11 mi11:25:061:23:096:214:21
6:23
-0:10
25K
15.53 mi11:41:591:40:026:2616:53
6:58
+0:35
30K
18.64 mi12:08:292:06:326:4726:30
8:32
+1:34
20M
20.00 mi12:21:542:19:577:0013:25
9:52
+1:20
21M
21.00 mi12:31:572:30:007:0910:03
10:03
+0:11
35K
21.75 mi12:40:042:38:077:168:07
10:51
+0:48
23M
23.00 mi12:55:162:53:197:3215:12
12:08
+1:17
24M
24.00 mi13:09:393:07:427:4914:23
14:23
+2:15
40K
24.85 mi13:21:203:19:238:0111:41
13:40
-0:43
25.2M
25.20 mi13:25:293:23:328:054:09
12:02
-1:38
Finish
26.22 mi13:33:383:31:418:058:09
8:00
-4:02

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

6:12 /mi

Average Pace

8:05 /mi

Slowest Pace

14:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:02

47% of race

Time at Steady Pace

48:04

23% of race

Time at Slower Pace

1:03:35

30% of race

Average Pace: 8:04 /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 mi10:21:1419:176:1219:17
6:12
#1670
10K
6.21 mi10:40:3438:376:1319:20
6:13
#1593
15K
9.32 mi11:00:2458:276:1619:50
6:23
#1754
20K
12.43 mi11:20:451:18:486:2020:21
6:33
#1871
Half
13.11 mi11:25:061:23:096:214:21
6:23
#1879
25K
15.53 mi11:41:591:40:026:2616:53
6:58
#2150
30K
18.64 mi12:08:292:06:326:4726:30
8:32
#3631
20M
20.00 mi12:21:542:19:577:0013:25
9:52
#4673
21M
21.00 mi12:31:572:30:007:0910:03
10:03
#5089
35K
21.75 mi12:40:042:38:077:168:07
10:51
#5659
23M
23.00 mi12:55:162:53:197:3215:12
12:08
#6949
24M
24.00 mi13:09:393:07:427:4914:23
14:23
#8654
40K
24.85 mi13:21:203:19:238:0111:41
13:40
#9860
25.2M
25.20 mi13:25:293:23:328:054:09
12:02
#10060
Finish
26.22 mi13:33:383:31:418:058:09
8:00
#9967
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1670161216122107(Top 8%)2038(Top 14%)2038(Top 42%)
10K6.21 mi3.10 mi1593+771540+721540+721592(Top 6%)1543(Top 11%)1543(Top 32%)
15K9.32 mi3.11 mi1754-1611698-1581698-1582107(Top 8%)2038(Top 14%)2038(Top 42%)
20K12.43 mi3.11 mi1871-1171811-1131811-1132417(Top 9%)2317(Top 16%)2317(Top 48%)
Half13.11 mi0.68 mi1879-81820-91820-92029(Top 8%)1959(Top 13%)1959(Top 40%)
25K15.53 mi2.42 mi2150-2712074-2542074-2544185(Top 16%)3854(Top 26%)3854(Top 79%)
30K18.64 mi3.11 mi3631-14813416-13423416-134210799(Top 42%)7678(Top 53%)7678(Top 158%)
20M20.00 mi1.36 mi4673-10424280-8644280-86416017(Top 63%)9764(Top 67%)9764(Top 201%)
21M21.00 mi1.00 mi5089-4164575-2954575-29513139(Top 51%)8240(Top 57%)8240(Top 170%)
35K21.75 mi0.75 mi5659-5704967-3924967-39219438(Top 76%)11345(Top 78%)11345(Top 234%)
23M23.00 mi1.25 mi6949-12905793-8265793-82621020(Top 82%)12080(Top 83%)12080(Top 249%)
24M24.00 mi1.00 mi8654-17056718-9256718-92524471(Top 96%)13865(Top 95%)13865(Top 286%)
40K24.85 mi0.85 mi9860-12067301-5837301-58323214(Top 91%)13131(Top 90%)13131(Top 271%)
25.2M25.20 mi0.35 mi10060-2007374-737374-7317379(Top 68%)10100(Top 69%)10100(Top 208%)
Finish26.22 mi1.02 mi9967+937282+927282+928501(Top 33%)5660(Top 39%)5660(Top 117%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21story building
+97ft-345ft

Overall

2107

Males

2038

M18-39

2038

5K→10K

3.1 - 6.2 mi

Top 6%
×5story building
+79ft-138ft

Overall

1592

Males

1543

M18-39

1543

10K→15K

6.2 - 9.3 mi

Top 8%
×3story building
+67ft-78ft

Overall

2107

Males

2038

M18-39

2038

15K→20K

9.3 - 12.4 mi

Top 9%
×5story building
+106ft-86ft

Overall

2417

Males

2317

M18-39

2317

20K→Half

12.4 - 13.1 mi

Top 8%
×2story building
+19ft-37ft

Overall

2029

Males

1959

M18-39

1959

Half→25K

13.1 - 15.5 mi

Top 16%
×4story building
+66ft-88ft

Overall

4185

Males

3854

M18-39

3854

25K→30K

15.5 - 18.6 mi

Top 42%
×9story building
+181ft-148ft

Overall

10799

Males

7678

M18-39

7678

30K→20M

18.6 - 20.0 mi

Top 63%
×5story building
+64ft-50ft

Overall

16017

Males

9764

M18-39

9764

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

13139

Males

8240

M18-39

8240

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

19438

Males

11345

M18-39

11345

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

21020

Males

12080

M18-39

12080

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

24471

Males

13865

M18-39

13865

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

23214

Males

13131

M18-39

13131

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

17379

Males

10100

M18-39

10100

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

8501

Males

5660

M18-39

5660

Passing Analysis

Category:
Athletes Passed
432*
Passed By
8727
Net Change
-8297
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1670
5K → 10K13053+77#1670#1593
10K → 15K20181-161#1593#1754
15K → 20K42159-117#1754#1871
20K → Half1018-8#1871#1879
Half → 25K26297-271#1879#2150
25K → 30K141495-1481#2150#3631
30K → 20M61048-1042#3631#4673
20M → 21M19435-416#4673#5089
21M → 35K9579-570#5089#5659
35K → 23M61296-1290#5659#6949
23M → 24M11706-1705#6949#8654
24M → 40K81214-1206#8654#9860
40K → 25.2M8206-200#9860#10060
25.2M → Finish133*40+93#10060#9967
TOTALS432*8727-8297

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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