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BOSTON MARATHON 2023

Lindsey Hazlewood

Bib: 31958•F

LA

0:00
0:00
/ mi
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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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:45/mi
33:23
↑ 97↓ 3451.5%
10K· 6.21 mi
11:01/mi
1:07:37
↑ 79↓ 1380.4%
15K· 9.32 mi
10:47/mi
1:41:06
↑ 67↓ 78
20K· 12.43 mi
11:30/mi
2:16:50
↑ 106↓ 860.1%
Half· 13.11 mi
10:29/mi
2:23:59
↑ 19↓ 370.5%
25K· 15.53 mi
10:57/mi
2:50:32
↑ 66↓ 880.2%
30K· 18.64 mi
11:52/mi
3:27:24
↑ 181↓ 1480.2%
20M
11:35/mi
3:43:08
↑ 64↓ 500.2%
21M
14:37/mi
3:57:45
↑ 106↓ 241.6%
35K· 21.75 mi
11:16/mi
4:06:11
↑ 17↓ 861.7%
23M
11:38/mi
4:20:45
↑ 23↓ 630.6%
24M
11:14/mi
4:31:59
↓ 821.3%
40K· 24.85 mi
11:34/mi
4:41:52
↓ 200.3%
25.2M
14:53/mi
4:47:00
↑ 13↓ 160.2%
Finish· 26.22 mi
10:32/mi
4:57:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:23:59
Pace10:59 /mi
2nd Half
Distance13.11 mi
Time2:33:45
Pace11:44 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:3433:2310:4533:23
10:45
-
10K
6.21 mi12:27:481:07:3710:5334:14
11:01
+0:16
15K
9.32 mi13:01:171:41:0610:5133:29
10:47
-0:14
20K
12.43 mi13:37:012:16:5011:0135:44
11:30
+0:43
Half
13.11 mi13:44:102:23:5910:597:09
10:29
-1:01
25K
15.53 mi14:10:432:50:3210:5926:33
10:57
+0:28
30K
18.64 mi14:47:353:27:2411:0836:52
11:52
+0:55
20M
20.00 mi15:03:193:43:0811:0915:44
11:35
-0:17
21M
21.00 mi15:17:563:57:4511:1914:37
14:37
+3:02
35K
21.75 mi15:26:224:06:1111:198:26
11:16
-3:21
23M
23.00 mi15:40:564:20:4511:2014:34
11:38
+0:22
24M
24.00 mi15:52:104:31:5911:2011:14
11:14
-0:24
40K
24.85 mi16:02:034:41:5211:209:53
11:34
+0:20
25.2M
25.20 mi16:07:114:47:0011:235:08
14:53
+3:19
Finish
26.22 mi16:17:554:57:4411:2210:44
10:32
-4:21

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

10:29 /mi

Average Pace

11:22 /mi

Slowest Pace

14:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

17:53

6% of race

Time at Steady Pace

4:20:06

87% of race

Time at Slower Pace

19:45

7% of race

Average Pace: 11:21 /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 mi11:53:3433:2310:4533:23
10:45
#25266
10K
6.21 mi12:27:481:07:3710:5334:14
11:01
#25423
15K
9.32 mi13:01:171:41:0610:5133:29
10:47
#25214
20K
12.43 mi13:37:012:16:5011:0135:44
11:30
#25236
Half
13.11 mi13:44:102:23:5910:597:09
10:29
#25174
25K
15.53 mi14:10:432:50:3210:5926:33
10:57
#24989
30K
18.64 mi14:47:353:27:2411:0836:52
11:52
#24872
20M
20.00 mi15:03:193:43:0811:0915:44
11:35
#24783
21M
21.00 mi15:17:563:57:4511:1914:37
14:37
#24849
35K
21.75 mi15:26:224:06:1111:198:26
11:16
#24812
23M
23.00 mi15:40:564:20:4511:2014:34
11:38
#24767
24M
24.00 mi15:52:104:31:5911:2011:14
11:14
#24718
40K
24.85 mi16:02:034:41:5211:209:53
11:34
#24666
25.2M
25.20 mi16:07:114:47:0011:235:08
14:53
#24716
Finish
26.22 mi16:17:554:57:4411:2210:44
10:32
#24675
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25266105911059124904(Top 94%)10407(Top 91%)10407(Top 213%)
10K6.21 mi3.10 mi25423-15710682-9110682-9125488(Top 96%)10723(Top 94%)10723(Top 220%)
15K9.32 mi3.11 mi25214+20910562+12010562+12024904(Top 94%)10407(Top 91%)10407(Top 213%)
20K12.43 mi3.11 mi25236-2210590-2810590-2825248(Top 95%)10629(Top 93%)10629(Top 218%)
Half13.11 mi0.68 mi25174+6210557+3310557+3324202(Top 91%)10039(Top 88%)10039(Top 206%)
25K15.53 mi2.42 mi24989+18510457+10010457+10023888(Top 90%)9899(Top 87%)9899(Top 203%)
30K18.64 mi3.11 mi24872+11710415+4210415+4224347(Top 91%)10189(Top 89%)10189(Top 209%)
20M20.00 mi1.36 mi24783+8910377+3810377+3823646(Top 89%)9867(Top 86%)9867(Top 202%)
21M21.00 mi1.00 mi24849-6610415-3810415-3825494(Top 96%)10856(Top 95%)10856(Top 222%)
35K21.75 mi0.75 mi24812+3710401+1410401+1423779(Top 89%)10031(Top 88%)10031(Top 205%)
23M23.00 mi1.25 mi24767+4510388+1310388+1323486(Top 88%)9850(Top 86%)9850(Top 202%)
24M24.00 mi1.00 mi24718+4910369+1910369+1923480(Top 88%)9889(Top 87%)9889(Top 202%)
40K24.85 mi0.85 mi24666+5210349+2010349+2023312(Top 88%)9834(Top 86%)9834(Top 201%)
25.2M25.20 mi0.35 mi24716-5010378-2910378-2925634(Top 96%)10990(Top 96%)10990(Top 225%)
Finish26.22 mi1.02 mi24675+4110355+2310355+2323081(Top 87%)9690(Top 85%)9690(Top 198%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21story building
+97ft-345ft

Overall

24904

Females

10407

F18-39

10407

5K→10K

3.1 - 6.2 mi

Top 96%
×5story building
+79ft-138ft

Overall

25488

Females

10723

F18-39

10723

10K→15K

6.2 - 9.3 mi

Top 94%
×3story building
+67ft-78ft

Overall

24904

Females

10407

F18-39

10407

15K→20K

9.3 - 12.4 mi

Top 95%
×5story building
+106ft-86ft

Overall

25248

Females

10629

F18-39

10629

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

24202

Females

10039

F18-39

10039

Half→25K

13.1 - 15.5 mi

Top 90%
×4story building
+66ft-88ft

Overall

23888

Females

9899

F18-39

9899

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

24347

Females

10189

F18-39

10189

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

23646

Females

9867

F18-39

9867

20M→21M

20.0 - 21.0 mi

Top 96%
×8story building
+106ft-24ft

Overall

25494

Females

10856

F18-39

10856

21M→35K

21.0 - 21.8 mi

Top 89%
×7story building
+17ft-86ft

Overall

23779

Females

10031

F18-39

10031

35K→23M

21.8 - 23.0 mi

Top 88%
×5story building
+23ft-63ft

Overall

23486

Females

9850

F18-39

9850

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

23480

Females

9889

F18-39

9889

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23312

Females

9834

F18-39

9834

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

25634

Females

10990

F18-39

10990

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

23081

Females

9690

F18-39

9690

Passing Analysis

Category:
Athletes Passed
1205
Passed By
614
Net Change
+591
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25266
5K → 10K103260-157#25266#25423
10K → 15K22819+209#25423#25214
15K → 20K88110-22#25214#25236
20K → Half653+62#25236#25174
Half → 25K1949+185#25174#24989
25K → 30K15437+117#24989#24872
30K → 20M967+89#24872#24783
20M → 21M1177-66#24783#24849
21M → 35K4710+37#24849#24812
35K → 23M5611+45#24812#24767
23M → 24M545+49#24767#24718
24M → 40K586+52#24718#24666
40K → 25.2M252-50#24666#24716
25.2M → Finish498+41#24716#24675
TOTALS1205614+591
📊

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