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BOSTON MARATHON 2023

Lauren Bradley

Bib: 25960•F

MA

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

Start
0:00:00
Race begins
5K· 3.11 mi
30:31
Rank: #22981
Start → 5K
30:31 | 9:49/mi
10K· 6.21 mi
59:23
Rank: #22486 (+495)
5K → 10K
28:52 | 9:17/mi
15K· 9.32 mi
1:28:19
Rank: #22224 (+262)
10K → 15K
28:56 | 9:19/mi
20K· 12.43 mi
1:57:29
Rank: #21963 (+261)
15K → 20K
29:10 | 9:23/mi
Half· 13.11 mi
2:03:54
Rank: #21942 (+21)
20K → Half
6:25 | 9:24/mi
25K· 15.53 mi
2:27:14
Rank: #21828 (+114)
Half → 25K
23:20 | 9:37/mi
30K· 18.64 mi
2:57:49
Rank: #21593 (+235)
25K → 30K
30:35 | 9:51/mi
20M
3:11:25
Rank: #21512 (+81)
30K → 20M
13:36 | 10:00/mi
21M
3:21:50
Rank: #21373 (+139)
20M → 21M
10:25 | 10:25/mi
35K· 21.75 mi
3:29:09
Rank: #21341 (+32)
21M → 35K
7:19 | 9:47/mi
23M
3:41:52
Rank: #21274 (+67)
35K → 23M
12:43 | 10:09/mi
24M
3:51:36
Rank: #21213 (+61)
23M → 24M
9:44 | 9:44/mi
40K· 24.85 mi
4:00:18
Rank: #21171 (+42)
24M → 40K
8:42 | 10:11/mi
25.2M
4:04:00
Rank: #21151 (+20)
40K → 25.2M
3:42 | 10:44/mi
Finish· 26.22 mi
4:13:42
Rank: #21115 (+36)
25.2M → Finish
9:42 | 9:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:54
Pace9:27 /mi
2nd Half
Distance13.11 mi
Time2:09:48
Pace9:54 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:0030:319:4930:31
9:49
-
10K
6.21 mi12:19:5259:239:3328:52
9:17
-0:32
15K
9.32 mi12:48:481:28:199:2928:56
9:19
+0:02
20K
12.43 mi13:17:581:57:299:2729:10
9:23
+0:04
Half
13.11 mi13:24:232:03:549:276:25
9:24
+0:01
25K
15.53 mi13:47:432:27:149:2923:20
9:37
+0:13
30K
18.64 mi14:18:182:57:499:3230:35
9:51
+0:14
20M
20.00 mi14:31:543:11:259:3413:36
10:00
+0:09
21M
21.00 mi14:42:193:21:509:3710:25
10:25
+0:25
35K
21.75 mi14:49:383:29:099:377:19
9:47
-0:38
23M
23.00 mi15:02:213:41:529:3912:43
10:09
+0:22
24M
24.00 mi15:12:053:51:369:399:44
9:44
-0:25
40K
24.85 mi15:20:474:00:189:408:42
10:11
+0:27
25.2M
25.20 mi15:24:294:04:009:413:42
10:44
+0:33
Finish
26.22 mi15:34:114:13:429:419:42
9:31
-1:13

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

9:17 /mi

Average Pace

9:41 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:59:35

94% of race

Time at Steady Pace

14:07

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:41 /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 mi11:51:0030:319:4930:31
9:49
#22981
10K
6.21 mi12:19:5259:239:3328:52
9:17
#22486
15K
9.32 mi12:48:481:28:199:2928:56
9:19
#22224
20K
12.43 mi13:17:581:57:299:2729:10
9:23
#21963
Half
13.11 mi13:24:232:03:549:276:25
9:24
#21942
25K
15.53 mi13:47:432:27:149:2923:20
9:37
#21828
30K
18.64 mi14:18:182:57:499:3230:35
9:51
#21593
20M
20.00 mi14:31:543:11:259:3413:36
10:00
#21512
21M
21.00 mi14:42:193:21:509:3710:25
10:25
#21373
35K
21.75 mi14:49:383:29:099:377:19
9:47
#21341
23M
23.00 mi15:02:213:41:529:3912:43
10:09
#21274
24M
24.00 mi15:12:053:51:369:399:44
9:44
#21213
40K
24.85 mi15:20:474:00:189:408:42
10:11
#21171
25.2M
25.20 mi15:24:294:04:009:413:42
10:44
#21151
Finish
26.22 mi15:34:114:13:429:419:42
9:31
#21115
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi229819378937821688(Top 81%)8608(Top 75%)8608(Top 176%)
10K6.21 mi3.10 mi22486+4959095+2839095+28321907(Top 82%)8772(Top 77%)8772(Top 180%)
15K9.32 mi3.11 mi22224+2628949+1468949+14621688(Top 81%)8608(Top 75%)8608(Top 176%)
20K12.43 mi3.11 mi21963+2618814+1358814+13521223(Top 80%)8355(Top 73%)8355(Top 171%)
Half13.11 mi0.68 mi21942+218798+168798+1621844(Top 82%)8705(Top 76%)8705(Top 178%)
25K15.53 mi2.42 mi21828+1148724+748724+7421208(Top 80%)8386(Top 73%)8386(Top 172%)
30K18.64 mi3.11 mi21593+2358611+1138611+11320590(Top 77%)8106(Top 71%)8106(Top 166%)
20M20.00 mi1.36 mi21512+818570+418570+4120519(Top 77%)8146(Top 71%)8146(Top 167%)
21M21.00 mi1.00 mi21373+1398511+598511+5919340(Top 73%)7548(Top 66%)7548(Top 155%)
35K21.75 mi0.75 mi21341+328501+108501+1020706(Top 78%)8337(Top 73%)8337(Top 171%)
23M23.00 mi1.25 mi21274+678483+188483+1820463(Top 77%)8211(Top 72%)8211(Top 168%)
24M24.00 mi1.00 mi21213+618458+258458+2520025(Top 75%)7990(Top 70%)7990(Top 164%)
40K24.85 mi0.85 mi21171+428451+78451+720442(Top 77%)8305(Top 73%)8305(Top 170%)
25.2M25.20 mi0.35 mi21151+208443+88443+819834(Top 75%)7975(Top 70%)7975(Top 163%)
Finish26.22 mi1.02 mi21115+368436+78436+720215(Top 76%)8132(Top 71%)8132(Top 167%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

21688

Females

8608

F18-39

8608

5K→10K

3.1 - 6.2 mi

Top 82%
×5stories
+79ft-138ft

Overall

21907

Females

8772

F18-39

8772

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

21688

Females

8608

F18-39

8608

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

21223

Females

8355

F18-39

8355

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

21844

Females

8705

F18-39

8705

Half→25K

13.1 - 15.5 mi

Top 80%
×4stories
+66ft-88ft

Overall

21208

Females

8386

F18-39

8386

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

20590

Females

8106

F18-39

8106

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

20519

Females

8146

F18-39

8146

20M→21M

20.0 - 21.0 mi

Top 73%
×8stories
+106ft-24ft

Overall

19340

Females

7548

F18-39

7548

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

20706

Females

8337

F18-39

8337

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

20463

Females

8211

F18-39

8211

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

20025

Females

7990

F18-39

7990

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

20442

Females

8305

F18-39

8305

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19834

Females

7975

F18-39

7975

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2stories
+22ft-21ft

Overall

20215

Females

8132

F18-39

8132

Passing Analysis

Category:
Athletes Passed
2256
Passed By
390
Net Change
+1866
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22981
5K → 10K56267+495#22981#22486
10K → 15K30947+262#22486#22224
15K → 20K29433+261#22224#21963
20K → Half3615+21#21963#21942
Half → 25K16248+114#21942#21828
25K → 30K26833+235#21828#21593
30K → 20M9413+81#21593#21512
20M → 21M14910+139#21512#21373
21M → 35K4614+32#21373#21341
35K → 23M10437+67#21341#21274
23M → 24M7716+61#21274#21213
24M → 40K6826+42#21213#21171
40K → 25.2M255+20#21171#21151
25.2M → Finish6226+36#21151#21115
TOTALS2256390+1866
📊

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