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BOSTON MARATHON 2023

Christopher Sexton

Bib: 8095•M

IN

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 30%
Gender (Male)
#0 / 15176
Top 44%
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
19:37
Rank: #1492
Start → 5K
19:37 | 6:19/mi
10K· 6.21 mi
39:43
Rank: #1952 (-460)
5K → 10K
20:06 | 6:28/mi
15K· 9.32 mi
1:00:43
Rank: #2616 (-664)
10K → 15K
21:00 | 6:46/mi
20K· 12.43 mi
1:23:31
Rank: #4067 (-1451)
15K → 20K
22:48 | 7:20/mi
Half· 13.11 mi
1:28:09
Rank: #4127 (-60)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:46:42
Rank: #5359 (-1232)
Half → 25K
18:33 | 7:39/mi
30K· 18.64 mi
2:11:18
Rank: #6081 (-722)
25K → 30K
24:36 | 7:55/mi
20M
2:22:03
Rank: #6244 (-163)
30K → 20M
10:45 | 7:55/mi
21M
2:30:30
Rank: #6374 (-130)
20M → 21M
8:27 | 8:27/mi
35K· 21.75 mi
2:37:20
Rank: #6752 (-378)
21M → 35K
6:50 | 9:08/mi
23M
2:47:28
Rank: #6882 (-130)
35K → 23M
10:08 | 8:06/mi
24M
2:56:10
Rank: #7224 (-342)
23M → 24M
8:42 | 8:42/mi
40K· 24.85 mi
3:03:42
Rank: #7472 (-248)
24M → 40K
7:32 | 8:49/mi
25.2M
3:06:40
Rank: #7519 (-47)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:15:54
Rank: #7988 (-469)
25.2M → Finish
9:14 | 9:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:09
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:47:45
Pace8:13 /mi
📊Positive Split: 22.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:44:5119:376:1919:37
6:19
-
10K
6.21 mi11:04:5739:436:2420:06
6:28
+0:09
15K
9.32 mi11:25:571:00:436:3121:00
6:46
+0:18
20K
12.43 mi11:48:451:23:316:4322:48
7:20
+0:34
Half
13.11 mi11:53:231:28:096:434:38
6:47
-0:33
25K
15.53 mi12:11:561:46:426:5218:33
7:39
+0:52
30K
18.64 mi12:36:322:11:187:0324:36
7:55
+0:16
20M
20.00 mi12:47:172:22:037:0610:45
7:55
0:00
21M
21.00 mi12:55:442:30:307:108:27
8:27
+0:32
35K
21.75 mi13:02:342:37:207:146:50
9:08
+0:41
23M
23.00 mi13:12:422:47:287:1710:08
8:06
-1:02
24M
24.00 mi13:21:242:56:107:208:42
8:42
+0:36
40K
24.85 mi13:28:563:03:427:237:32
8:49
+0:07
25.2M
25.20 mi13:31:543:06:407:242:58
8:36
-0:13
Finish
26.22 mi13:41:083:15:547:299:14
9:04
+0:28

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

6:19 /mi

Average Pace

7:29 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:28:09

45% of race

Time at Steady Pace

1:04:02

33% of race

Time at Slower Pace

43:43

22% of race

Average Pace: 7:28 /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 mi10:44:5119:376:1919:37
6:19
#1492
10K
6.21 mi11:04:5739:436:2420:06
6:28
#1952
15K
9.32 mi11:25:571:00:436:3121:00
6:46
#2616
20K
12.43 mi11:48:451:23:316:4322:48
7:20
#4067
Half
13.11 mi11:53:231:28:096:434:38
6:47
#4127
25K
15.53 mi12:11:561:46:426:5218:33
7:39
#5359
30K
18.64 mi12:36:322:11:187:0324:36
7:55
#6081
20M
20.00 mi12:47:172:22:037:0610:45
7:55
#6244
21M
21.00 mi12:55:442:30:307:108:27
8:27
#6374
35K
21.75 mi13:02:342:37:207:146:50
9:08
#6752
23M
23.00 mi13:12:422:47:287:1710:08
8:06
#6882
24M
24.00 mi13:21:242:56:107:208:42
8:42
#7224
40K
24.85 mi13:28:563:03:427:237:32
8:49
#7472
25.2M
25.20 mi13:31:543:06:407:242:58
8:36
#7519
Finish
26.22 mi13:41:083:15:547:299:14
9:04
#7988
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1492142014204725(Top 18%)4410(Top 29%)4410(Top 83%)
10K6.21 mi3.10 mi1952-4601869-4491869-4492625(Top 10%)2511(Top 17%)2511(Top 48%)
15K9.32 mi3.11 mi2616-6642497-6282497-6284725(Top 18%)4410(Top 29%)4410(Top 83%)
20K12.43 mi3.11 mi4067-14513820-13233820-13238069(Top 30%)6933(Top 46%)6933(Top 131%)
Half13.11 mi0.68 mi4127-603872-523872-525255(Top 20%)4865(Top 32%)4865(Top 92%)
25K15.53 mi2.42 mi5359-12324956-10844956-10849894(Top 37%)7919(Top 52%)7919(Top 150%)
30K18.64 mi3.11 mi6081-7225525-5695525-56910251(Top 39%)7954(Top 52%)7954(Top 151%)
20M20.00 mi1.36 mi6244-1635639-1145639-1149601(Top 36%)7517(Top 50%)7517(Top 142%)
21M21.00 mi1.00 mi6374-1305728-895728-8910143(Top 38%)7673(Top 51%)7673(Top 145%)
35K21.75 mi0.75 mi6752-3785999-2715999-27118429(Top 69%)11330(Top 75%)11330(Top 214%)
23M23.00 mi1.25 mi6882-1306078-796078-7910364(Top 39%)7654(Top 50%)7654(Top 145%)
24M24.00 mi1.00 mi7224-3426285-2076285-20715622(Top 59%)9992(Top 66%)9992(Top 189%)
40K24.85 mi0.85 mi7472-2486421-1366421-13615101(Top 57%)9722(Top 64%)9722(Top 184%)
25.2M25.20 mi0.35 mi7519-476449-286449-2810085(Top 38%)7319(Top 48%)7319(Top 138%)
Finish26.22 mi1.02 mi7988-4696732-2836732-28318242(Top 69%)11175(Top 74%)11175(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4725

Males

4410

M18-39

4410

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2625

Males

2511

M18-39

2511

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4725

Males

4410

M18-39

4410

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

8069

Males

6933

M18-39

6933

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5255

Males

4865

M18-39

4865

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

9894

Males

7919

M18-39

7919

25K→30K

15.5 - 18.6 mi

Top 39%
×9stories
+181ft-148ft

Overall

10251

Males

7954

M18-39

7954

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

9601

Males

7517

M18-39

7517

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

10143

Males

7673

M18-39

7673

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

18429

Males

11330

M18-39

11330

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

10364

Males

7654

M18-39

7654

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

15622

Males

9992

M18-39

9992

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15101

Males

9722

M18-39

9722

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10085

Males

7319

M18-39

7319

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

18242

Males

11175

M18-39

11175

Passing Analysis

Category:
Athletes Passed
168
Passed By
6664
Net Change
-6496
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1492
5K → 10K4464-460#1492#1952
10K → 15K1665-664#1952#2616
15K → 20K11452-1451#2616#4067
20K → Half868-60#4067#4127
Half → 25K51237-1232#4127#5359
25K → 30K21743-722#5359#6081
30K → 20M22185-163#6081#6244
20M → 21M27157-130#6244#6374
21M → 35K5383-378#6374#6752
35K → 23M33163-130#6752#6882
23M → 24M9351-342#6882#7224
24M → 40K17265-248#7224#7472
40K → 25.2M956-47#7472#7519
25.2M → Finish6475-469#7519#7988
TOTALS1686664-6496
📊

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