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BOSTON MARATHON 2023

Katelyn Laughran

Bib: 9971•F

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 33%
Gender (Female)
#0 / 11423
Top 14%
Division (F18-39)
#0 / 4884
Top 25%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:32
Rank: #7825
Start → 5K
22:32 | 7:15/mi
10K· 6.21 mi
44:41
Rank: #7711 (+114)
5K → 10K
22:09 | 7:08/mi
15K· 9.32 mi
1:06:51
Rank: #7574 (+137)
10K → 15K
22:10 | 7:08/mi
20K· 12.43 mi
1:29:22
Rank: #7480 (+94)
15K → 20K
22:31 | 7:15/mi
Half· 13.11 mi
1:34:24
Rank: #7551 (-71)
20K → Half
5:02 | 7:23/mi
25K· 15.53 mi
1:52:22
Rank: #7609 (-58)
Half → 25K
17:58 | 7:25/mi
30K· 18.64 mi
2:16:21
Rank: #7738 (-129)
25K → 30K
23:59 | 7:43/mi
20M
2:27:15
Rank: #7891 (-153)
30K → 20M
10:54 | 8:01/mi
21M
2:35:58
Rank: #8091 (-200)
20M → 21M
8:43 | 8:43/mi
35K· 21.75 mi
2:41:47
Rank: #8164 (-73)
21M → 35K
5:49 | 7:46/mi
23M
2:52:02
Rank: #8315 (-151)
35K → 23M
10:15 | 8:11/mi
24M
2:59:58
Rank: #8391 (-76)
23M → 24M
7:56 | 7:56/mi
40K· 24.85 mi
3:07:10
Rank: #8558 (-167)
24M → 40K
7:12 | 8:25/mi
25.2M
3:10:22
Rank: #8639 (-81)
40K → 25.2M
3:12 | 9:17/mi
Finish· 26.22 mi
3:18:46
Rank: #8819 (-180)
25.2M → Finish
8:24 | 8:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:24
Pace7:12 /mi
2nd Half
Distance13.11 mi
Time1:44:22
Pace7:58 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:1822:327:1522:32
7:15
-
10K
6.21 mi11:10:2744:417:1122:09
7:08
-0:07
15K
9.32 mi11:32:371:06:517:1022:10
7:08
0:00
20K
12.43 mi11:55:081:29:227:1122:31
7:15
+0:07
Half
13.11 mi12:00:101:34:247:125:02
7:23
+0:08
25K
15.53 mi12:18:081:52:227:1417:58
7:25
+0:02
30K
18.64 mi12:42:072:16:217:1923:59
7:43
+0:18
20M
20.00 mi12:53:012:27:157:2210:54
8:01
+0:18
21M
21.00 mi13:01:442:35:587:268:43
8:43
+0:42
35K
21.75 mi13:07:332:41:477:265:49
7:46
-0:57
23M
23.00 mi13:17:482:52:027:2910:15
8:11
+0:25
24M
24.00 mi13:25:442:59:587:307:56
7:56
-0:15
40K
24.85 mi13:32:563:07:107:327:12
8:25
+0:29
25.2M
25.20 mi13:36:083:10:227:333:12
9:17
+0:52
Finish
26.22 mi13:44:323:18:467:358:24
8:15
-1:02

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

7:08 /mi

Average Pace

7:35 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:22

57% of race

Time at Steady Pace

48:38

24% of race

Time at Slower Pace

37:46

19% of race

Average Pace: 7:35 /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 mi10:48:1822:327:1522:32
7:15
#7825
10K
6.21 mi11:10:2744:417:1122:09
7:08
#7711
15K
9.32 mi11:32:371:06:517:1022:10
7:08
#7574
20K
12.43 mi11:55:081:29:227:1122:31
7:15
#7480
Half
13.11 mi12:00:101:34:247:125:02
7:23
#7551
25K
15.53 mi12:18:081:52:227:1417:58
7:25
#7609
30K
18.64 mi12:42:072:16:217:1923:59
7:43
#7738
20M
20.00 mi12:53:012:27:157:2210:54
8:01
#7891
21M
21.00 mi13:01:442:35:587:268:43
8:43
#8091
35K
21.75 mi13:07:332:41:477:265:49
7:46
#8164
23M
23.00 mi13:17:482:52:027:2910:15
8:11
#8315
24M
24.00 mi13:25:442:59:587:307:56
7:56
#8391
40K
24.85 mi13:32:563:07:107:327:12
8:25
#8558
25.2M
25.20 mi13:36:083:10:227:333:12
9:17
#8639
Finish
26.22 mi13:44:323:18:467:358:24
8:15
#8819
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi78259629627384(Top 28%)857(Top 8%)857(Top 18%)
10K6.21 mi3.10 mi7711+114921+41921+417635(Top 29%)936(Top 8%)936(Top 19%)
15K9.32 mi3.11 mi7574+137895+26895+267384(Top 28%)857(Top 8%)857(Top 18%)
20K12.43 mi3.11 mi7480+94875+20875+207430(Top 28%)915(Top 8%)915(Top 19%)
Half13.11 mi0.68 mi7551-71903-28903-289301(Top 35%)1593(Top 14%)1593(Top 33%)
25K15.53 mi2.42 mi7609-58937-34937-348128(Top 31%)1234(Top 11%)1234(Top 25%)
30K18.64 mi3.11 mi7738-1291018-811018-818794(Top 33%)1627(Top 14%)1627(Top 33%)
20M20.00 mi1.36 mi7891-1531096-781096-7810425(Top 39%)2433(Top 21%)2433(Top 50%)
21M21.00 mi1.00 mi8091-2001185-891185-8911766(Top 44%)3272(Top 29%)3272(Top 67%)
35K21.75 mi0.75 mi8164-731228-431228-4310486(Top 39%)2586(Top 23%)2586(Top 53%)
23M23.00 mi1.25 mi8315-1511297-691297-6911106(Top 42%)3060(Top 27%)3060(Top 63%)
24M24.00 mi1.00 mi8391-761350-531350-5310787(Top 41%)2966(Top 26%)2966(Top 61%)
40K24.85 mi0.85 mi8558-1671433-831433-8312840(Top 48%)4113(Top 36%)4113(Top 84%)
25.2M25.20 mi0.35 mi8639-811472-391472-3914085(Top 53%)4769(Top 42%)4769(Top 98%)
Finish26.22 mi1.02 mi8819-1801570-981570-9813722(Top 52%)4581(Top 40%)4581(Top 94%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21stories
+97ft-345ft

Overall

7384

Females

857

F18-39

857

5K→10K

3.1 - 6.2 mi

Top 29%
×5stories
+79ft-138ft

Overall

7635

Females

936

F18-39

936

10K→15K

6.2 - 9.3 mi

Top 28%
×3stories
+67ft-78ft

Overall

7384

Females

857

F18-39

857

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7430

Females

915

F18-39

915

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9301

Females

1593

F18-39

1593

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8128

Females

1234

F18-39

1234

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

8794

Females

1627

F18-39

1627

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

10425

Females

2433

F18-39

2433

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

11766

Females

3272

F18-39

3272

21M→35K

21.0 - 21.8 mi

Top 39%
×7stories
+17ft-86ft

Overall

10486

Females

2586

F18-39

2586

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

11106

Females

3060

F18-39

3060

23M→24M

23.0 - 24.0 mi

Top 41%
×6stories
+12ft-82ft

Overall

10787

Females

2966

F18-39

2966

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

12840

Females

4113

F18-39

4113

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

14085

Females

4769

F18-39

4769

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

13722

Females

4581

F18-39

4581

Passing Analysis

Category:
Athletes Passed
1050
Passed By
2044
Net Change
-994
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7825
5K → 10K288174+114#7825#7711
10K → 15K21275+137#7711#7574
15K → 20K16066+94#7574#7480
20K → Half677-71#7480#7551
Half → 25K65123-58#7551#7609
25K → 30K99228-129#7609#7738
30K → 20M29182-153#7738#7891
20M → 21M25225-200#7891#8091
21M → 35K2598-73#8091#8164
35K → 23M42193-151#8164#8315
23M → 24M45121-76#8315#8391
24M → 40K23190-167#8391#8558
40K → 25.2M1394-81#8558#8639
25.2M → Finish18198-180#8639#8819
TOTALS10502044-994
📊

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