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BOSTON MARATHON 2023

Lauren Flament

Bib: 14055•F

CT

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 34%
Gender (Female)
#0 / 11423
Top 14%
Division (F18-39)
#0 / 4884
Top 26%
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
7:43/mi
23:59
↑ 97↓ 3451.5%
10K· 6.21 mi
7:42/mi
47:53
↑ 79↓ 1380.4%
15K· 9.32 mi
7:34/mi
1:11:23
↑ 67↓ 78
20K· 12.43 mi
7:34/mi
1:34:55
↑ 106↓ 860.1%
Half· 13.11 mi
7:17/mi
1:39:53
↑ 19↓ 370.5%
25K· 15.53 mi
7:28/mi
1:58:00
↑ 66↓ 880.2%
30K· 18.64 mi
7:34/mi
2:21:30
↑ 181↓ 1480.2%
20M
7:30/mi
2:31:42
↑ 64↓ 500.2%
21M
8:07/mi
2:39:49
↑ 106↓ 241.6%
35K· 21.75 mi
7:21/mi
2:45:19
↑ 17↓ 861.7%
23M
7:35/mi
2:54:49
↑ 23↓ 630.6%
24M
7:28/mi
3:02:17
↓ 821.3%
40K· 24.85 mi
7:40/mi
3:08:50
↓ 200.3%
25.2M
8:25/mi
3:11:44
↑ 13↓ 160.2%
Finish· 26.22 mi
7:28/mi
3:19:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:39:53
Pace7:37 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:39:28
Pace7:35 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:1723:597:4323:59
7:43
-
10K
6.21 mi11:17:1147:537:4223:54
7:42
-0:01
15K
9.32 mi11:40:411:11:237:4023:30
7:34
-0:08
20K
12.43 mi12:04:131:34:557:3823:32
7:34
0:00
Half
13.11 mi12:09:111:39:537:374:58
7:17
-0:17
25K
15.53 mi12:27:181:58:007:3618:07
7:28
+0:11
30K
18.64 mi12:50:482:21:307:3523:30
7:34
+0:06
20M
20.00 mi13:01:002:31:427:3510:12
7:30
-0:04
21M
21.00 mi13:09:072:39:497:378:07
8:07
+0:37
35K
21.75 mi13:14:372:45:197:365:30
7:21
-0:46
23M
23.00 mi13:24:072:54:497:369:30
7:35
+0:14
24M
24.00 mi13:31:353:02:177:367:28
7:28
-0:07
40K
24.85 mi13:38:083:08:507:366:33
7:40
+0:12
25.2M
25.20 mi13:41:023:11:447:372:54
8:25
+0:45
Finish
26.22 mi13:48:393:19:217:377:37
7:28
-0:57

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

7:17 /mi

Average Pace

7:37 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:08:20

94% of race

Time at Steady Pace

11:01

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:36 /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 mi10:53:1723:597:4323:59
7:43
#11629
10K
6.21 mi11:17:1147:537:4223:54
7:42
#11871
15K
9.32 mi11:40:411:11:237:4023:30
7:34
#11439
20K
12.43 mi12:04:131:34:557:3823:32
7:34
#11014
Half
13.11 mi12:09:111:39:537:374:58
7:17
#10895
25K
15.53 mi12:27:181:58:007:3618:07
7:28
#10450
30K
18.64 mi12:50:482:21:307:3523:30
7:34
#9912
20M
20.00 mi13:01:002:31:427:3510:12
7:30
#9635
21M
21.00 mi13:09:072:39:497:378:07
8:07
#9511
35K
21.75 mi13:14:372:45:197:365:30
7:21
#9420
23M
23.00 mi13:24:072:54:497:369:30
7:35
#9237
24M
24.00 mi13:31:353:02:177:367:28
7:28
#9135
40K
24.85 mi13:38:083:08:507:366:33
7:40
#9055
25.2M
25.20 mi13:41:023:11:447:372:54
8:25
#9040
Finish
26.22 mi13:48:393:19:217:377:37
7:28
#8997
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi116292653265310716(Top 40%)2185(Top 19%)2185(Top 45%)
10K6.21 mi3.10 mi11871-2422799-1462799-14612165(Top 46%)2958(Top 26%)2958(Top 61%)
15K9.32 mi3.11 mi11439+4322567+2322567+23210716(Top 40%)2185(Top 19%)2185(Top 45%)
20K12.43 mi3.11 mi11014+4252335+2322335+2329913(Top 37%)1872(Top 16%)1872(Top 38%)
Half13.11 mi0.68 mi10895+1192284+512284+518525(Top 32%)1304(Top 11%)1304(Top 27%)
25K15.53 mi2.42 mi10450+4452072+2122072+2128591(Top 32%)1382(Top 12%)1382(Top 28%)
30K18.64 mi3.11 mi9912+5381856+2161856+2167694(Top 29%)1184(Top 10%)1184(Top 24%)
20M20.00 mi1.36 mi9635+2771768+881768+886858(Top 26%)983(Top 9%)983(Top 20%)
21M21.00 mi1.00 mi9511+1241735+331735+338141(Top 31%)1579(Top 14%)1579(Top 32%)
35K21.75 mi0.75 mi9420+911720+151720+157531(Top 28%)1323(Top 12%)1323(Top 27%)
23M23.00 mi1.25 mi9237+1831669+511669+517029(Top 26%)1190(Top 10%)1190(Top 24%)
24M24.00 mi1.00 mi9135+1021650+191650+197512(Top 28%)1495(Top 13%)1495(Top 31%)
40K24.85 mi0.85 mi9055+801631+191631+197747(Top 29%)1654(Top 14%)1654(Top 34%)
25.2M25.20 mi0.35 mi9040+151635-41635-49012(Top 34%)2238(Top 20%)2238(Top 46%)
Finish26.22 mi1.02 mi8997+431644-91644-98386(Top 32%)1987(Top 17%)1987(Top 41%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

10716

Females

2185

F18-39

2185

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

12165

Females

2958

F18-39

2958

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

10716

Females

2185

F18-39

2185

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

9913

Females

1872

F18-39

1872

20K→Half

12.4 - 13.1 mi

Top 32%
×2story building
+19ft-37ft

Overall

8525

Females

1304

F18-39

1304

Half→25K

13.1 - 15.5 mi

Top 32%
×4story building
+66ft-88ft

Overall

8591

Females

1382

F18-39

1382

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

7694

Females

1184

F18-39

1184

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

6858

Females

983

F18-39

983

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8141

Females

1579

F18-39

1579

21M→35K

21.0 - 21.8 mi

Top 28%
×7story building
+17ft-86ft

Overall

7531

Females

1323

F18-39

1323

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

7029

Females

1190

F18-39

1190

23M→24M

23.0 - 24.0 mi

Top 28%
×6story building
+12ft-82ft

Overall

7512

Females

1495

F18-39

1495

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

7747

Females

1654

F18-39

1654

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9012

Females

2238

F18-39

2238

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

8386

Females

1987

F18-39

1987

Passing Analysis

Category:
Athletes Passed
3275*
Passed By
643
Net Change
+2632
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11629
5K → 10K205447-242#11629#11871
10K → 15K47442+432#11871#11439
15K → 20K44419+425#11439#11014
20K → Half1201+119#11014#10895
Half → 25K4483+445#10895#10450
25K → 30K545*7+538#10450#9912
30K → 20M2792+277#9912#9635
20M → 21M14016+124#9635#9511
21M → 35K10514+91#9511#9420
35K → 23M19310+183#9420#9237
23M → 24M1108+102#9237#9135
24M → 40K9414+80#9135#9055
40K → 25.2M3116+15#9055#9040
25.2M → Finish8744+43#9040#8997
TOTALS3275*643+2632

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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