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BOSTON MARATHON 2023

Lauren Anderson

Bib: 12091•F

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 21%
Gender (Female)
#0 / 11423
Top 5%
Division (F18-39)
#0 / 4884
Top 9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:30
Rank: #7758
Start → 5K
22:30 | 7:15/mi
10K· 6.21 mi
44:02
Rank: #7021 (+737)
5K → 10K
21:32 | 6:56/mi
15K· 9.32 mi
1:05:22
Rank: #6584 (+437)
10K → 15K
21:20 | 6:52/mi
20K· 12.43 mi
1:27:04
Rank: #6386 (+198)
15K → 20K
21:42 | 6:59/mi
Half· 13.11 mi
1:31:45
Rank: #6359 (+27)
20K → Half
4:41 | 6:52/mi
25K· 15.53 mi
1:48:46
Rank: #6227 (+132)
Half → 25K
17:01 | 7:01/mi
30K· 18.64 mi
2:11:07
Rank: #6022 (+205)
25K → 30K
22:21 | 7:12/mi
20M
2:21:00
Rank: #5953 (+69)
30K → 20M
9:53 | 7:16/mi
21M
2:28:44
Rank: #5890 (+63)
20M → 21M
7:44 | 7:44/mi
35K· 21.75 mi
2:33:59
Rank: #5852 (+38)
21M → 35K
5:15 | 7:01/mi
23M
2:43:12
Rank: #5797 (+55)
35K → 23M
9:13 | 7:22/mi
24M
2:50:21
Rank: #5728 (+69)
23M → 24M
7:09 | 7:09/mi
40K· 24.85 mi
2:56:35
Rank: #5663 (+65)
24M → 40K
6:14 | 7:17/mi
25.2M
2:59:17
Rank: #5645 (+18)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:06:31
Rank: #5591 (+54)
25.2M → Finish
7:14 | 7:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:45
Pace7:00 /mi
2nd Half
Distance13.11 mi
Time1:34:46
Pace7:14 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:0922:307:1522:30
7:15
-
10K
6.21 mi11:11:4144:027:0521:32
6:56
-0:19
15K
9.32 mi11:33:011:05:227:0121:20
6:52
-0:04
20K
12.43 mi11:54:431:27:047:0021:42
6:59
+0:07
Half
13.11 mi11:59:241:31:457:004:41
6:52
-0:07
25K
15.53 mi12:16:251:48:467:0017:01
7:01
+0:09
30K
18.64 mi12:38:462:11:077:0222:21
7:12
+0:11
20M
20.00 mi12:48:392:21:007:039:53
7:16
+0:04
21M
21.00 mi12:56:232:28:447:057:44
7:44
+0:28
35K
21.75 mi13:01:382:33:597:055:15
7:01
-0:43
23M
23.00 mi13:10:512:43:127:069:13
7:22
+0:21
24M
24.00 mi13:18:002:50:217:067:09
7:09
-0:13
40K
24.85 mi13:24:142:56:357:066:14
7:17
+0:08
25.2M
25.20 mi13:26:562:59:177:072:42
7:50
+0:33
Finish
26.22 mi13:34:103:06:317:077:14
7:06
-0:44

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

6:52 /mi

Average Pace

7:07 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:05

94% of race

Time at Steady Pace

10:26

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:07 /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 mi10:50:0922:307:1522:30
7:15
#7758
10K
6.21 mi11:11:4144:027:0521:32
6:56
#7021
15K
9.32 mi11:33:011:05:227:0121:20
6:52
#6584
20K
12.43 mi11:54:431:27:047:0021:42
6:59
#6386
Half
13.11 mi11:59:241:31:457:004:41
6:52
#6359
25K
15.53 mi12:16:251:48:467:0017:01
7:01
#6227
30K
18.64 mi12:38:462:11:077:0222:21
7:12
#6022
20M
20.00 mi12:48:392:21:007:039:53
7:16
#5953
21M
21.00 mi12:56:232:28:447:057:44
7:44
#5890
35K
21.75 mi13:01:382:33:597:055:15
7:01
#5852
23M
23.00 mi13:10:512:43:127:069:13
7:22
#5797
24M
24.00 mi13:18:002:50:217:067:09
7:09
#5728
40K
24.85 mi13:24:142:56:357:066:14
7:17
#5663
25.2M
25.20 mi13:26:562:59:177:072:42
7:50
#5645
Finish
26.22 mi13:34:103:06:317:077:14
7:06
#5591
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi77589289285727(Top 22%)469(Top 4%)469(Top 10%)
10K6.21 mi3.10 mi7021+737740+188740+1886371(Top 24%)609(Top 5%)609(Top 12%)
15K9.32 mi3.11 mi6584+437635+105635+1055727(Top 22%)469(Top 4%)469(Top 10%)
20K12.43 mi3.11 mi6386+198606+29606+295899(Top 22%)500(Top 4%)500(Top 10%)
Half13.11 mi0.68 mi6359+27603+3603+35841(Top 22%)479(Top 4%)479(Top 10%)
25K15.53 mi2.42 mi6227+132571+32571+325694(Top 21%)474(Top 4%)474(Top 10%)
30K18.64 mi3.11 mi6022+205533+38533+385466(Top 21%)493(Top 4%)493(Top 10%)
20M20.00 mi1.36 mi5953+69531+2531+25512(Top 21%)572(Top 5%)572(Top 12%)
21M21.00 mi1.00 mi5890+63528+3528+35830(Top 22%)750(Top 7%)750(Top 15%)
35K21.75 mi0.75 mi5852+38525+3525+35480(Top 21%)610(Top 5%)610(Top 12%)
23M23.00 mi1.25 mi5797+55528-3528-35657(Top 21%)695(Top 6%)695(Top 14%)
24M24.00 mi1.00 mi5728+69519+9519+95488(Top 21%)713(Top 6%)713(Top 15%)
40K24.85 mi0.85 mi5663+65517+2517+25419(Top 20%)774(Top 7%)774(Top 16%)
25.2M25.20 mi0.35 mi5645+18520-3520-35596(Top 21%)909(Top 8%)909(Top 19%)
Finish26.22 mi1.02 mi5591+545205205833(Top 22%)1009(Top 9%)1009(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5727

Females

469

F18-39

469

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6371

Females

609

F18-39

609

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5727

Females

469

F18-39

469

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5899

Females

500

F18-39

500

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

5841

Females

479

F18-39

479

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5694

Females

474

F18-39

474

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5466

Females

493

F18-39

493

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5512

Females

572

F18-39

572

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

5830

Females

750

F18-39

750

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5480

Females

610

F18-39

610

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5657

Females

695

F18-39

695

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5488

Females

713

F18-39

713

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5419

Females

774

F18-39

774

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5596

Females

909

F18-39

909

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5833

Females

1009

F18-39

1009

Passing Analysis

Category:
Athletes Passed
2436
Passed By
269
Net Change
+2167
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7758
5K → 10K76427+737#7758#7021
10K → 15K4414+437#7021#6584
15K → 20K22224+198#6584#6386
20K → Half358+27#6386#6359
Half → 25K15018+132#6359#6227
25K → 30K23126+205#6227#6022
30K → 20M9526+69#6022#5953
20M → 21M8623+63#5953#5890
21M → 35K5113+38#5890#5852
35K → 23M8227+55#5852#5797
23M → 24M8718+69#5797#5728
24M → 40K8419+65#5728#5663
40K → 25.2M2810+18#5663#5645
25.2M → Finish8026+54#5645#5591
TOTALS2436269+2167
📊

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