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BOSTON MARATHON 2023

Lauren Cummings

Bib: 15043•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 31%
Gender (Female)
#0 / 11423
Top 12%
Division (F18-39)
#0 / 4884
Top 22%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:48
Rank: #11112
Start → 5K
23:48 | 7:40/mi
10K· 6.21 mi
46:34
Rank: #9978 (+1134)
5K → 10K
22:46 | 7:20/mi
15K· 9.32 mi
1:09:22
Rank: #9554 (+424)
10K → 15K
22:48 | 7:20/mi
20K· 12.43 mi
1:32:20
Rank: #9236 (+318)
15K → 20K
22:58 | 7:24/mi
Half· 13.11 mi
1:37:19
Rank: #9202 (+34)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:55:20
Rank: #9023 (+179)
Half → 25K
18:01 | 7:26/mi
30K· 18.64 mi
2:19:13
Rank: #8905 (+118)
25K → 30K
23:53 | 7:41/mi
20M
2:29:44
Rank: #8844 (+61)
30K → 20M
10:31 | 7:44/mi
21M
2:38:00
Rank: #8841 (+3)
20M → 21M
8:16 | 8:16/mi
35K· 21.75 mi
2:43:30
Rank: #8778 (+63)
21M → 35K
5:30 | 7:21/mi
23M
2:53:08
Rank: #8689 (+89)
35K → 23M
9:38 | 7:42/mi
24M
3:00:29
Rank: #8559 (+130)
23M → 24M
7:21 | 7:21/mi
40K· 24.85 mi
3:06:48
Rank: #8433 (+126)
24M → 40K
6:19 | 7:23/mi
25.2M
3:09:31
Rank: #8368 (+65)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
3:16:40
Rank: #8202 (+166)
25.2M → Finish
7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:19
Pace7:25 /mi
2nd Half
Distance13.11 mi
Time1:39:21
Pace7:35 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:3723:487:4023:48
7:40
-
10K
6.21 mi12:05:2346:347:3022:46
7:20
-0:20
15K
9.32 mi12:28:111:09:227:2722:48
7:20
0:00
20K
12.43 mi12:51:091:32:207:2622:58
7:24
+0:04
Half
13.11 mi12:56:081:37:197:254:59
7:18
-0:06
25K
15.53 mi13:14:091:55:207:2518:01
7:26
+0:08
30K
18.64 mi13:38:022:19:137:2823:53
7:41
+0:15
20M
20.00 mi13:48:332:29:447:2910:31
7:44
+0:03
21M
21.00 mi13:56:492:38:007:318:16
8:16
+0:32
35K
21.75 mi14:02:192:43:307:315:30
7:21
-0:55
23M
23.00 mi14:11:572:53:087:329:38
7:42
+0:21
24M
24.00 mi14:19:183:00:297:317:21
7:21
-0:21
40K
24.85 mi14:25:373:06:487:316:19
7:23
+0:02
25.2M
25.20 mi14:28:203:09:317:312:43
7:53
+0:30
Finish
26.22 mi14:35:293:16:407:307:09
7:01
-0:52

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

7:01 /mi

Average Pace

7:30 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:10

89% of race

Time at Steady Pace

21:30

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:30 /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 mi11:42:3723:487:4023:48
7:40
#11112
10K
6.21 mi12:05:2346:347:3022:46
7:20
#9978
15K
9.32 mi12:28:111:09:227:2722:48
7:20
#9554
20K
12.43 mi12:51:091:32:207:2622:58
7:24
#9236
Half
13.11 mi12:56:081:37:197:254:59
7:18
#9202
25K
15.53 mi13:14:091:55:207:2518:01
7:26
#9023
30K
18.64 mi13:38:022:19:137:2823:53
7:41
#8905
20M
20.00 mi13:48:332:29:447:2910:31
7:44
#8844
21M
21.00 mi13:56:492:38:007:318:16
8:16
#8841
35K
21.75 mi14:02:192:43:307:315:30
7:21
#8778
23M
23.00 mi14:11:572:53:087:329:38
7:42
#8689
24M
24.00 mi14:19:183:00:297:317:21
7:21
#8559
40K
24.85 mi14:25:373:06:487:316:19
7:23
#8433
25.2M
25.20 mi14:28:203:09:317:312:43
7:53
#8368
Finish
26.22 mi14:35:293:16:407:307:09
7:01
#8202
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11112238523858877(Top 33%)1400(Top 12%)1400(Top 29%)
10K6.21 mi3.10 mi9978+11341831+5541831+5549078(Top 34%)1442(Top 13%)1442(Top 30%)
15K9.32 mi3.11 mi9554+4241639+1921639+1928877(Top 33%)1400(Top 12%)1400(Top 29%)
20K12.43 mi3.11 mi9236+3181533+1061533+1068461(Top 32%)1283(Top 11%)1283(Top 26%)
Half13.11 mi0.68 mi9202+341519+141519+148701(Top 33%)1361(Top 12%)1361(Top 28%)
25K15.53 mi2.42 mi9023+1791453+661453+668271(Top 31%)1281(Top 11%)1281(Top 26%)
30K18.64 mi3.11 mi8905+1181449+41449+48552(Top 32%)1527(Top 13%)1527(Top 31%)
20M20.00 mi1.36 mi8844+611443+61443+68447(Top 32%)1571(Top 14%)1571(Top 32%)
21M21.00 mi1.00 mi8841+31457-141457-149033(Top 34%)1930(Top 17%)1930(Top 40%)
35K21.75 mi0.75 mi8778+631447+101447+107521(Top 28%)1313(Top 11%)1313(Top 27%)
23M23.00 mi1.25 mi8689+891445+21445+27704(Top 29%)1452(Top 13%)1452(Top 30%)
24M24.00 mi1.00 mi8559+1301412+331412+336756(Top 25%)1178(Top 10%)1178(Top 24%)
40K24.85 mi0.85 mi8433+1261387+251387+256044(Top 23%)1002(Top 9%)1002(Top 21%)
25.2M25.20 mi0.35 mi8368+651374+131374+135889(Top 22%)1020(Top 9%)1020(Top 21%)
Finish26.22 mi1.02 mi8202+1661335+391335+395349(Top 20%)848(Top 7%)848(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

8877

Females

1400

F18-39

1400

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

9078

Females

1442

F18-39

1442

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

8877

Females

1400

F18-39

1400

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

8461

Females

1283

F18-39

1283

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

8701

Females

1361

F18-39

1361

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8271

Females

1281

F18-39

1281

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

8552

Females

1527

F18-39

1527

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8447

Females

1571

F18-39

1571

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

9033

Females

1930

F18-39

1930

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7521

Females

1313

F18-39

1313

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

7704

Females

1452

F18-39

1452

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6756

Females

1178

F18-39

1178

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6044

Females

1002

F18-39

1002

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5889

Females

1020

F18-39

1020

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5349

Females

848

F18-39

848

Passing Analysis

Category:
Athletes Passed
3348*
Passed By
438
Net Change
+2910
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11112
5K → 10K1157*23+1134#11112#9978
10K → 15K46339+424#9978#9554
15K → 20K34325+318#9554#9236
20K → Half4410+34#9236#9202
Half → 25K20930+179#9202#9023
25K → 30K226108+118#9023#8905
30K → 20M10544+61#8905#8844
20M → 21M8279+3#8844#8841
21M → 35K7815+63#8841#8778
35K → 23M11728+89#8778#8689
23M → 24M14515+130#8689#8559
24M → 40K1359+126#8559#8433
40K → 25.2M716+65#8433#8368
25.2M → Finish1737+166#8368#8202
TOTALS3348*438+2910

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

📊

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