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BOSTON MARATHON 2023

Jacc Lawrence

Bib: 2888•M

NC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 19%
Division (M18-39)
#0 / 5285
Top 41%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:21
Rank: #2554
Start → 5K
20:21 | 6:33/mi
10K· 6.21 mi
40:28
Rank: #2593 (-39)
5K → 10K
20:07 | 6:28/mi
15K· 9.32 mi
1:00:36
Rank: #2538 (+55)
10K → 15K
20:08 | 6:29/mi
20K· 12.43 mi
1:21:01
Rank: #2563 (-25)
15K → 20K
20:25 | 6:34/mi
Half· 13.11 mi
1:25:23
Rank: #2537 (+26)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:41:32
Rank: #2607 (-70)
Half → 25K
16:09 | 6:40/mi
30K· 18.64 mi
2:02:45
Rank: #2665 (-58)
25K → 30K
21:13 | 6:50/mi
20M
2:12:04
Rank: #2666 (-1)
30K → 20M
9:19 | 6:51/mi
21M
2:19:23
Rank: #2662 (+4)
20M → 21M
7:19 | 7:19/mi
35K· 21.75 mi
2:24:31
Rank: #2714 (-52)
21M → 35K
5:08 | 6:52/mi
23M
2:33:25
Rank: #2789 (-75)
35K → 23M
8:54 | 7:06/mi
24M
2:40:30
Rank: #2895 (-106)
23M → 24M
7:05 | 7:05/mi
40K· 24.85 mi
2:46:48
Rank: #2981 (-86)
24M → 40K
6:18 | 7:22/mi
25.2M
2:49:31
Rank: #3026 (-45)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
2:56:23
Rank: #3028 (-2)
25.2M → Finish
6:52 | 6:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:23
Pace6:31 /mi
2nd Half
Distance13.11 mi
Time1:31:00
Pace6:57 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2120:216:3320:21
6:33
-
10K
6.21 mi10:41:2840:286:3120:07
6:28
-0:05
15K
9.32 mi11:01:361:00:366:3020:08
6:29
+0:01
20K
12.43 mi11:22:011:21:016:3120:25
6:34
+0:05
Half
13.11 mi11:26:231:25:236:314:22
6:24
-0:10
25K
15.53 mi11:42:321:41:326:3216:09
6:40
+0:16
30K
18.64 mi12:03:452:02:456:3521:13
6:50
+0:10
20M
20.00 mi12:13:042:12:046:369:19
6:51
+0:01
21M
21.00 mi12:20:232:19:236:387:19
7:19
+0:28
35K
21.75 mi12:25:312:24:316:395:08
6:52
-0:27
23M
23.00 mi12:34:252:33:256:408:54
7:06
+0:14
24M
24.00 mi12:41:302:40:306:417:05
7:05
-0:01
40K
24.85 mi12:47:482:46:486:436:18
7:22
+0:17
25.2M
25.20 mi12:50:312:49:316:442:43
7:53
+0:31
Finish
26.22 mi12:57:232:56:236:446:52
6:44
-1:09

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

6:24 /mi

Average Pace

6:44 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:23

48% of race

Time at Steady Pace

58:41

33% of race

Time at Slower Pace

32:19

18% of race

Average Pace: 6:44 /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 mi10:21:2120:216:3320:21
6:33
#2554
10K
6.21 mi10:41:2840:286:3120:07
6:28
#2593
15K
9.32 mi11:01:361:00:366:3020:08
6:29
#2538
20K
12.43 mi11:22:011:21:016:3120:25
6:34
#2563
Half
13.11 mi11:26:231:25:236:314:22
6:24
#2537
25K
15.53 mi11:42:321:41:326:3216:09
6:40
#2607
30K
18.64 mi12:03:452:02:456:3521:13
6:50
#2665
20M
20.00 mi12:13:042:12:046:369:19
6:51
#2666
21M
21.00 mi12:20:232:19:236:387:19
7:19
#2662
35K
21.75 mi12:25:312:24:316:395:08
6:52
#2714
23M
23.00 mi12:34:252:33:256:408:54
7:06
#2789
24M
24.00 mi12:41:302:40:306:417:05
7:05
#2895
40K
24.85 mi12:47:482:46:486:436:18
7:22
#2981
25.2M
25.20 mi12:50:312:49:316:442:43
7:53
#3026
Finish
26.22 mi12:57:232:56:236:446:52
6:44
#3028
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2554243724372530(Top 10%)2426(Top 16%)2426(Top 46%)
10K6.21 mi3.10 mi2593-392473-362473-362649(Top 10%)2533(Top 17%)2533(Top 48%)
15K9.32 mi3.11 mi2538+552425+482425+482530(Top 10%)2426(Top 16%)2426(Top 46%)
20K12.43 mi3.11 mi2563-252452-272452-272676(Top 10%)2559(Top 17%)2559(Top 48%)
Half13.11 mi0.68 mi2537+262430+222430+222258(Top 8%)2168(Top 14%)2168(Top 41%)
25K15.53 mi2.42 mi2607-702493-632493-633069(Top 12%)2926(Top 19%)2926(Top 55%)
30K18.64 mi3.11 mi2665-582545-522545-523174(Top 12%)2990(Top 20%)2990(Top 57%)
20M20.00 mi1.36 mi2666-12547-22547-23144(Top 12%)2950(Top 19%)2950(Top 56%)
21M21.00 mi1.00 mi2662+42543+42543+43664(Top 14%)3395(Top 22%)3395(Top 64%)
35K21.75 mi0.75 mi2714-522594-512594-514529(Top 17%)4120(Top 27%)4120(Top 78%)
23M23.00 mi1.25 mi2789-752661-672661-674314(Top 16%)3933(Top 26%)3933(Top 74%)
24M24.00 mi1.00 mi2895-1062751-902751-905068(Top 19%)4468(Top 29%)4468(Top 85%)
40K24.85 mi0.85 mi2981-862828-772828-775828(Top 22%)4894(Top 32%)4894(Top 93%)
25.2M25.20 mi0.35 mi3026-452868-402868-405699(Top 21%)4719(Top 31%)4719(Top 89%)
Finish26.22 mi1.02 mi3028-2286828683705(Top 14%)3297(Top 22%)3297(Top 62%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2530

Males

2426

M18-39

2426

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2649

Males

2533

M18-39

2533

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2530

Males

2426

M18-39

2426

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2676

Males

2559

M18-39

2559

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2258

Males

2168

M18-39

2168

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3069

Males

2926

M18-39

2926

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3174

Males

2990

M18-39

2990

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3144

Males

2950

M18-39

2950

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3664

Males

3395

M18-39

3395

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4529

Males

4120

M18-39

4120

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4314

Males

3933

M18-39

3933

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

5068

Males

4468

M18-39

4468

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5828

Males

4894

M18-39

4894

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5699

Males

4719

M18-39

4719

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3705

Males

3297

M18-39

3297

Passing Analysis

Category:
Athletes Passed
589
Passed By
1063
Net Change
-474
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2554
5K → 10K119158-39#2554#2593
10K → 15K10550+55#2593#2538
15K → 20K5277-25#2538#2563
20K → Half282+26#2563#2537
Half → 25K2999-70#2537#2607
25K → 30K52110-58#2607#2665
30K → 20M3940-1#2665#2666
20M → 21M3430+4#2666#2662
21M → 35K1264-52#2662#2714
35K → 23M31106-75#2714#2789
23M → 24M14120-106#2789#2895
24M → 40K22108-86#2895#2981
40K → 25.2M550-45#2981#3026
25.2M → Finish4749-2#3026#3028
TOTALS5891063-474
📊

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