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BOSTON MARATHON 2023

Leonard Sorensen

Bib: 24796•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
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
34:52
Rank: #25951
Start → 5K
34:52 | 11:13/mi
10K· 6.21 mi
1:06:18
Rank: #25036 (+915)
5K → 10K
31:26 | 10:07/mi
15K· 9.32 mi
1:38:50
Rank: #24817 (+219)
10K → 15K
32:32 | 10:28/mi
20K· 12.43 mi
2:12:17
Rank: #24669 (+148)
15K → 20K
33:27 | 10:46/mi
Half· 13.11 mi
2:19:23
Rank: #24643 (+26)
20K → Half
7:06 | 10:24/mi
25K· 15.53 mi
2:45:20
Rank: #24440 (+203)
Half → 25K
25:57 | 10:42/mi
30K· 18.64 mi
3:21:37
Rank: #24385 (+55)
25K → 30K
36:17 | 11:41/mi
20M
3:36:23
Rank: #24235 (+150)
30K → 20M
14:46 | 10:52/mi
21M
3:47:38
Rank: #24096 (+139)
20M → 21M
11:15 | 11:15/mi
35K· 21.75 mi
3:55:00
Rank: #24012 (+84)
21M → 35K
7:22 | 9:51/mi
23M
4:08:03
Rank: #23888 (+124)
35K → 23M
13:03 | 10:25/mi
24M
4:17:46
Rank: #23762 (+126)
23M → 24M
9:43 | 9:43/mi
40K· 24.85 mi
4:26:32
Rank: #23667 (+95)
24M → 40K
8:46 | 10:15/mi
25.2M
4:30:08
Rank: #23611 (+56)
40K → 25.2M
3:36 | 10:26/mi
Finish· 26.22 mi
4:39:31
Rank: #23497 (+114)
25.2M → Finish
9:23 | 9:12/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:19:23
Pace10:38 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:20:08
Pace10:41 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:0534:5211:1334:52
11:13
-
10K
6.21 mi12:23:311:06:1810:4031:26
10:07
-1:06
15K
9.32 mi12:56:031:38:5010:3632:32
10:28
+0:21
20K
12.43 mi13:29:302:12:1710:3933:27
10:46
+0:18
Half
13.11 mi13:36:362:19:2310:387:06
10:24
-0:22
25K
15.53 mi14:02:332:45:2010:3925:57
10:42
+0:18
30K
18.64 mi14:38:503:21:3710:4936:17
11:41
+0:59
20M
20.00 mi14:53:363:36:2310:4914:46
10:52
-0:49
21M
21.00 mi15:04:513:47:3810:5011:15
11:15
+0:23
35K
21.75 mi15:12:133:55:0010:487:22
9:51
-1:24
23M
23.00 mi15:25:164:08:0310:4713:03
10:25
+0:34
24M
24.00 mi15:34:594:17:4610:449:43
9:43
-0:42
40K
24.85 mi15:43:454:26:3210:438:46
10:15
+0:32
25.2M
25.20 mi15:47:214:30:0810:433:36
10:26
+0:11
Finish
26.22 mi15:56:444:39:3110:409:23
9:12
-1:14

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

9:12 /mi

Average Pace

10:40 /mi

Slowest Pace

11:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

57:54

21% of race

Time at Steady Pace

1:31:00

33% of race

Time at Slower Pace

2:10:37

47% of race

Average Pace: 10:40 /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 mi11:52:0534:5211:1334:52
11:13
#25951
10K
6.21 mi12:23:311:06:1810:4031:26
10:07
#25036
15K
9.32 mi12:56:031:38:5010:3632:32
10:28
#24817
20K
12.43 mi13:29:302:12:1710:3933:27
10:46
#24669
Half
13.11 mi13:36:362:19:2310:387:06
10:24
#24643
25K
15.53 mi14:02:332:45:2010:3925:57
10:42
#24440
30K
18.64 mi14:38:503:21:3710:4936:17
11:41
#24385
20M
20.00 mi14:53:363:36:2310:4914:46
10:52
#24235
21M
21.00 mi15:04:513:47:3810:5011:15
11:15
#24096
35K
21.75 mi15:12:133:55:0010:487:22
9:51
#24012
23M
23.00 mi15:25:164:08:0310:4713:03
10:25
#23888
24M
24.00 mi15:34:594:17:4610:449:43
9:43
#23762
40K
24.85 mi15:43:454:26:3210:438:46
10:15
#23667
25.2M
25.20 mi15:47:214:30:0810:433:36
10:26
#23611
Finish
26.22 mi15:56:444:39:3110:409:23
9:12
#23497
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25951149081490824402(Top 92%)14258(Top 94%)14258(Top 270%)
10K6.21 mi3.10 mi25036+91514560+34814560+34823941(Top 90%)14065(Top 93%)14065(Top 266%)
15K9.32 mi3.11 mi24817+21914448+11214448+11224402(Top 92%)14258(Top 94%)14258(Top 270%)
20K12.43 mi3.11 mi24669+14814376+7214376+7224273(Top 91%)14178(Top 93%)14178(Top 268%)
Half13.11 mi0.68 mi24643+2614359+1714359+1724016(Top 90%)14072(Top 93%)14072(Top 266%)
25K15.53 mi2.42 mi24440+20314262+9714262+9723518(Top 88%)13814(Top 91%)13814(Top 261%)
30K18.64 mi3.11 mi24385+5514220+4214220+4224095(Top 91%)14007(Top 92%)14007(Top 265%)
20M20.00 mi1.36 mi24235+15014145+7514145+7522452(Top 84%)13205(Top 87%)13205(Top 250%)
21M21.00 mi1.00 mi24096+13914072+7314072+7321370(Top 80%)12687(Top 84%)12687(Top 240%)
35K21.75 mi0.75 mi24012+8414041+3114041+3120876(Top 78%)12435(Top 82%)12435(Top 235%)
23M23.00 mi1.25 mi23888+12413974+6713974+6721131(Top 79%)12512(Top 82%)12512(Top 237%)
24M24.00 mi1.00 mi23762+12613912+6213912+6219954(Top 75%)11988(Top 79%)11988(Top 227%)
40K24.85 mi0.85 mi23667+9513860+5213860+5220619(Top 77%)12206(Top 80%)12206(Top 231%)
25.2M25.20 mi0.35 mi23611+5613833+2713833+2718900(Top 71%)11435(Top 75%)11435(Top 216%)
Finish26.22 mi1.02 mi23497+11413769+6413769+6418958(Top 71%)11526(Top 76%)11526(Top 218%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

24402

Males

14258

M18-39

14258

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

23941

Males

14065

M18-39

14065

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

24402

Males

14258

M18-39

14258

15K→20K

9.3 - 12.4 mi

Top 91%
×5stories
+106ft-86ft

Overall

24273

Males

14178

M18-39

14178

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

24016

Males

14072

M18-39

14072

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

23518

Males

13814

M18-39

13814

25K→30K

15.5 - 18.6 mi

Top 91%
×9stories
+181ft-148ft

Overall

24095

Males

14007

M18-39

14007

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

22452

Males

13205

M18-39

13205

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

21370

Males

12687

M18-39

12687

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

20876

Males

12435

M18-39

12435

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

21131

Males

12512

M18-39

12512

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

19954

Males

11988

M18-39

11988

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

20619

Males

12206

M18-39

12206

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18900

Males

11435

M18-39

11435

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18958

Males

11526

M18-39

11526

Passing Analysis

Category:
Athletes Passed
2636
Passed By
182
Net Change
+2454
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25951
5K → 10K9172+915#25951#25036
10K → 15K24829+219#25036#24817
15K → 20K18638+148#24817#24669
20K → Half3610+26#24669#24643
Half → 25K21411+203#24643#24440
25K → 30K13378+55#24440#24385
30K → 20M1555+150#24385#24235
20M → 21M1412+139#24235#24096
21M → 35K873+84#24096#24012
35K → 23M1251+124#24012#23888
23M → 24M1271+126#23888#23762
24M → 40K961+95#23762#23667
40K → 25.2M560+56#23667#23611
25.2M → Finish1151+114#23611#23497
TOTALS2636182+2454
📊

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