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BOSTON MARATHON 2023

Lindsey Burwell

Bib: 32019•F

CA

0:00
0:00
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:10
Rank: #22692
Start → 5K
30:10 | 9:43/mi
10K· 6.21 mi
1:01:01
Rank: #23209 (-517)
5K → 10K
30:51 | 9:56/mi
15K· 9.32 mi
1:33:28
Rank: #23668 (-459)
10K → 15K
32:27 | 10:27/mi
20K· 12.43 mi
2:06:43
Rank: #23820 (-152)
15K → 20K
33:15 | 10:42/mi
Half· 13.11 mi
2:13:57
Rank: #23834 (-14)
20K → Half
7:14 | 10:36/mi
25K· 15.53 mi
2:40:31
Rank: #23834
Half → 25K
26:34 | 10:57/mi
30K· 18.64 mi
3:15:35
Rank: #23801 (+33)
25K → 30K
35:04 | 11:17/mi
20M
3:31:18
Rank: #23782 (+19)
30K → 20M
15:43 | 11:34/mi
21M
3:43:10
Rank: #23708 (+74)
20M → 21M
11:52 | 11:52/mi
35K· 21.75 mi
3:51:37
Rank: #23731 (-23)
21M → 35K
8:27 | 11:18/mi
23M
4:06:18
Rank: #23743 (-12)
35K → 23M
14:41 | 11:44/mi
24M
4:17:45
Rank: #23761 (-18)
23M → 24M
11:27 | 11:27/mi
40K· 24.85 mi
4:27:24
Rank: #23728 (+33)
24M → 40K
9:39 | 11:17/mi
25.2M
4:31:33
Rank: #23718 (+10)
40K → 25.2M
4:09 | 12:02/mi
Finish· 26.22 mi
4:41:46
Rank: #23667 (+51)
25.2M → Finish
10:13 | 10:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:57
Pace10:13 /mi
2nd Half
Distance13.11 mi
Time2:27:49
Pace11:17 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:0130:109:4330:10
9:43
-
10K
6.21 mi12:18:521:01:019:4930:51
9:56
+0:13
15K
9.32 mi12:51:191:33:2810:0232:27
10:27
+0:31
20K
12.43 mi13:24:342:06:4310:1233:15
10:42
+0:15
Half
13.11 mi13:31:482:13:5710:137:14
10:36
-0:06
25K
15.53 mi13:58:222:40:3110:2026:34
10:57
+0:21
30K
18.64 mi14:33:263:15:3510:3035:04
11:17
+0:20
20M
20.00 mi14:49:093:31:1810:3415:43
11:34
+0:17
21M
21.00 mi15:01:013:43:1010:3811:52
11:52
+0:18
35K
21.75 mi15:09:283:51:3710:398:27
11:18
-0:34
23M
23.00 mi15:24:094:06:1810:4314:41
11:44
+0:26
24M
24.00 mi15:35:364:17:4510:4411:27
11:27
-0:17
40K
24.85 mi15:45:154:27:2410:469:39
11:17
-0:10
25.2M
25.20 mi15:49:244:31:3310:474:09
12:02
+0:45
Finish
26.22 mi15:59:374:41:4610:4510:13
10:02
-2:00

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

9:43 /mi

Average Pace

10:45 /mi

Slowest Pace

12:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:10

51% of race

Time at Steady Pace

1:46:54

38% of race

Time at Slower Pace

30:42

11% of race

Average Pace: 10:45 /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 mi11:48:0130:109:4330:10
9:43
#22692
10K
6.21 mi12:18:521:01:019:4930:51
9:56
#23209
15K
9.32 mi12:51:191:33:2810:0232:27
10:27
#23668
20K
12.43 mi13:24:342:06:4310:1233:15
10:42
#23820
Half
13.11 mi13:31:482:13:5710:137:14
10:36
#23834
25K
15.53 mi13:58:222:40:3110:2026:34
10:57
#23834
30K
18.64 mi14:33:263:15:3510:3035:04
11:17
#23801
20M
20.00 mi14:49:093:31:1810:3415:43
11:34
#23782
21M
21.00 mi15:01:013:43:1010:3811:52
11:52
#23708
35K
21.75 mi15:09:283:51:3710:398:27
11:18
#23731
23M
23.00 mi15:24:094:06:1810:4314:41
11:44
#23743
24M
24.00 mi15:35:364:17:4510:4411:27
11:27
#23761
40K
24.85 mi15:45:154:27:2410:469:39
11:17
#23728
25.2M
25.20 mi15:49:244:31:3310:474:09
12:02
#23718
Finish
26.22 mi15:59:374:41:4610:4510:13
10:02
#23667
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi226929231923124359(Top 91%)10094(Top 88%)10094(Top 207%)
10K6.21 mi3.10 mi23209-5179477-2469477-24623560(Top 88%)9661(Top 85%)9661(Top 198%)
15K9.32 mi3.11 mi23668-4599712-2359712-23524359(Top 91%)10094(Top 88%)10094(Top 207%)
20K12.43 mi3.11 mi23820-1529792-809792-8024179(Top 91%)10013(Top 88%)10013(Top 205%)
Half13.11 mi0.68 mi23834-149798-69798-624380(Top 92%)10141(Top 89%)10141(Top 208%)
25K15.53 mi2.42 mi238349808-109808-1023902(Top 90%)9901(Top 87%)9901(Top 203%)
30K18.64 mi3.11 mi23801+339809-19809-123561(Top 89%)9764(Top 85%)9764(Top 200%)
20M20.00 mi1.36 mi23782+199803+69803+623624(Top 89%)9850(Top 86%)9850(Top 202%)
21M21.00 mi1.00 mi23708+749777+269777+2622535(Top 85%)9302(Top 81%)9302(Top 190%)
35K21.75 mi0.75 mi23731-239792-159792-1523802(Top 89%)10040(Top 88%)10040(Top 206%)
23M23.00 mi1.25 mi23743-129809-179809-1723619(Top 89%)9913(Top 87%)9913(Top 203%)
24M24.00 mi1.00 mi23761-189828-199828-1923809(Top 89%)10058(Top 88%)10058(Top 206%)
40K24.85 mi0.85 mi23728+339816+129816+1222888(Top 86%)9604(Top 84%)9604(Top 197%)
25.2M25.20 mi0.35 mi23718+109816981622596(Top 85%)9456(Top 83%)9456(Top 194%)
Finish26.22 mi1.02 mi23667+519796+209796+2021851(Top 82%)9043(Top 79%)9043(Top 185%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21stories
+97ft-345ft

Overall

24359

Females

10094

F18-39

10094

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

23560

Females

9661

F18-39

9661

10K→15K

6.2 - 9.3 mi

Top 91%
×3stories
+67ft-78ft

Overall

24359

Females

10094

F18-39

10094

15K→20K

9.3 - 12.4 mi

Top 91%
×5stories
+106ft-86ft

Overall

24179

Females

10013

F18-39

10013

20K→Half

12.4 - 13.1 mi

Top 92%
×2stories
+19ft-37ft

Overall

24380

Females

10141

F18-39

10141

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

23902

Females

9901

F18-39

9901

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

23561

Females

9764

F18-39

9764

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

23624

Females

9850

F18-39

9850

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

22535

Females

9302

F18-39

9302

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

23802

Females

10040

F18-39

10040

35K→23M

21.8 - 23.0 mi

Top 89%
×5stories
+23ft-63ft

Overall

23619

Females

9913

F18-39

9913

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

23809

Females

10058

F18-39

10058

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

22888

Females

9604

F18-39

9604

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

22596

Females

9456

F18-39

9456

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

21851

Females

9043

F18-39

9043

Passing Analysis

Category:
Athletes Passed
735
Passed By
1710
Net Change
-975
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22692
5K → 10K60577-517#22692#23209
10K → 15K21480-459#23209#23668
15K → 20K75227-152#23668#23820
20K → Half1529-14#23820#23834
Half → 25K91910#23834#23834
25K → 30K12087+33#23834#23801
30K → 20M6647+19#23801#23782
20M → 21M9016+74#23782#23708
21M → 35K1134-23#23708#23731
35K → 23M4052-12#23731#23743
23M → 24M2240-18#23743#23761
24M → 40K4512+33#23761#23728
40K → 25.2M2414+10#23728#23718
25.2M → Finish554+51#23718#23667
TOTALS7351710-975
📊

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