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BOSTON MARATHON 2023

Elizabeth Lawton

Bib: 10103•F

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 25%
Gender (Female)
#0 / 11423
Top 7%
Division (F18-39)
#0 / 4884
Top 13%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:32
Rank: #5815
Start → 5K
6:56/mi
21:32 split
10K· 6.21 mi
42:59
Rank: #5962 (-147)
5K → 10K
6:54/mi
21:27 split
15K· 9.32 mi
1:04:23
Rank: #5907 (+55)
10K → 15K
6:53/mi
21:24 split
20K· 12.43 mi
1:26:03
Rank: #5869 (+38)
15K → 20K
6:58/mi
21:40 split
Half· 13.11 mi
1:30:47
Rank: #5891 (-22)
20K → Half
6:56/mi
4:44 split
25K· 15.53 mi
1:48:00
Rank: #5925 (-34)
Half → 25K
7:06/mi
17:13 split
30K· 18.64 mi
2:11:39
Rank: #6201 (-276)
25K → 30K
7:37/mi
23:39 split
20M
2:22:26
Rank: #6359 (-158)
30K → 20M
7:56/mi
10:47 split
21M
2:31:30
Rank: #6671 (-312)
20M → 21M
9:04/mi
9:04 split
35K· 21.75 mi
2:36:56
Rank: #6652 (+19)
21M → 35K
7:16/mi
5:26 split
23M
2:46:53
Rank: #6730 (-78)
35K → 23M
7:57/mi
9:57 split
24M
2:54:20
Rank: #6712 (+18)
23M → 24M
7:27/mi
7:27 split
40K· 24.85 mi
3:00:43
Rank: #6670 (+42)
24M → 40K
7:28/mi
6:23 split
25.2M
3:03:33
Rank: #6670
40K → 25.2M
8:13/mi
2:50 split
Finish· 26.22 mi
3:10:47
Rank: #6589 (+81)
25.2M → Finish
7:06/mi
7:14 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:47
Pace6:55 /mi
2nd Half
Distance13.11 mi
Time1:40:00
Pace7:38 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:3321:326:5621:32
6:56
-
10K
6.21 mi11:09:0042:596:5521:27
6:54
-0:02
15K
9.32 mi11:30:241:04:236:5421:24
6:53
-0:01
20K
12.43 mi11:52:041:26:036:5521:40
6:58
+0:05
Half
13.11 mi11:56:481:30:476:554:44
6:56
-0:02
25K
15.53 mi12:14:011:48:006:5717:13
7:06
+0:10
30K
18.64 mi12:37:402:11:397:0423:39
7:37
+0:31
20M
20.00 mi12:48:272:22:267:0710:47
7:56
+0:19
21M
21.00 mi12:57:312:31:307:139:04
9:04
+1:08
35K
21.75 mi13:02:572:36:567:135:26
7:16
-1:48
23M
23.00 mi13:12:542:46:537:159:57
7:57
+0:41
24M
24.00 mi13:20:212:54:207:167:27
7:27
-0:30
40K
24.85 mi13:26:443:00:437:166:23
7:28
+0:01
25.2M
25.20 mi13:29:343:03:337:172:50
8:13
+0:45
Finish
26.22 mi13:36:483:10:477:177:14
7:06
-1:07

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

6:53 /mi

Average Pace

7:17 /mi

Slowest Pace

9:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:47

48% of race

Time at Steady Pace

43:43

23% of race

Time at Slower Pace

56:17

30% of race

Average Pace: 7:17 /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 mi10:47:3321:326:5621:32
6:56
#5815
10K
6.21 mi11:09:0042:596:5521:27
6:54
#5962
15K
9.32 mi11:30:241:04:236:5421:24
6:53
#5907
20K
12.43 mi11:52:041:26:036:5521:40
6:58
#5869
Half
13.11 mi11:56:481:30:476:554:44
6:56
#5891
25K
15.53 mi12:14:011:48:006:5717:13
7:06
#5925
30K
18.64 mi12:37:402:11:397:0423:39
7:37
#6201
20M
20.00 mi12:48:272:22:267:0710:47
7:56
#6359
21M
21.00 mi12:57:312:31:307:139:04
9:04
#6671
35K
21.75 mi13:02:572:36:567:135:26
7:16
#6652
23M
23.00 mi13:12:542:46:537:159:57
7:57
#6730
24M
24.00 mi13:20:212:54:207:167:27
7:27
#6712
40K
24.85 mi13:26:443:00:437:166:23
7:28
#6670
25.2M
25.20 mi13:29:343:03:337:172:50
8:13
#6670
Finish
26.22 mi13:36:483:10:477:177:14
7:06
#6589
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi58154754755902(Top 22%)515(Top 5%)515(Top 11%)
10K6.21 mi3.10 mi5962-147501-26501-266173(Top 23%)570(Top 5%)570(Top 12%)
15K9.32 mi3.11 mi5907+55497+4497+45902(Top 22%)515(Top 5%)515(Top 11%)
20K12.43 mi3.11 mi5869+38490+7490+75850(Top 22%)495(Top 4%)495(Top 10%)
Half13.11 mi0.68 mi5891-22493-3493-36278(Top 24%)578(Top 5%)578(Top 12%)
25K15.53 mi2.42 mi5925-34499-6499-66132(Top 23%)592(Top 5%)592(Top 12%)
30K18.64 mi3.11 mi6201-276581-82581-828016(Top 30%)1310(Top 11%)1310(Top 27%)
20M20.00 mi1.36 mi6359-158628-47628-479798(Top 37%)2140(Top 19%)2140(Top 44%)
21M21.00 mi1.00 mi6671-312726-98726-9813793(Top 52%)4371(Top 38%)4371(Top 89%)
35K21.75 mi0.75 mi6652+19729-3729-36925(Top 26%)1066(Top 9%)1066(Top 22%)
23M23.00 mi1.25 mi6730-78759-30759-309397(Top 35%)2206(Top 19%)2206(Top 45%)
24M24.00 mi1.00 mi6712+18770-11770-117383(Top 28%)1430(Top 13%)1430(Top 29%)
40K24.85 mi0.85 mi6670+42776-6776-66523(Top 25%)1159(Top 10%)1159(Top 24%)
25.2M25.20 mi0.35 mi6670788-12788-127810(Top 29%)1722(Top 15%)1722(Top 35%)
Finish26.22 mi1.02 mi6589+81776+12776+125839(Top 22%)1015(Top 9%)1015(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21story building
+97ft-345ft

Overall

5902

Females

515

F18-39

515

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6173

Females

570

F18-39

570

10K→15K

6.2 - 9.3 mi

Top 22%
×3story building
+67ft-78ft

Overall

5902

Females

515

F18-39

515

15K→20K

9.3 - 12.4 mi

Top 22%
×5story building
+106ft-86ft

Overall

5850

Females

495

F18-39

495

20K→Half

12.4 - 13.1 mi

Top 24%
×2story building
+19ft-37ft

Overall

6278

Females

578

F18-39

578

Half→25K

13.1 - 15.5 mi

Top 23%
×4story building
+66ft-88ft

Overall

6132

Females

592

F18-39

592

25K→30K

15.5 - 18.6 mi

Top 30%
×9story building
+181ft-148ft

Overall

8016

Females

1310

F18-39

1310

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

9798

Females

2140

F18-39

2140

20M→21M

20.0 - 21.0 mi

Top 52%
×8story building
+106ft-24ft

Overall

13793

Females

4371

F18-39

4371

21M→35K

21.0 - 21.8 mi

Top 26%
×7story building
+17ft-86ft

Overall

6925

Females

1066

F18-39

1066

35K→23M

21.8 - 23.0 mi

Top 35%
×5story building
+23ft-63ft

Overall

9397

Females

2206

F18-39

2206

23M→24M

23.0 - 24.0 mi

Top 28%
×6story building
+12ft-82ft

Overall

7383

Females

1430

F18-39

1430

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6523

Females

1159

F18-39

1159

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7810

Females

1722

F18-39

1722

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

5839

Females

1015

F18-39

1015

Passing Analysis

Category:
Athletes Passed
921
Passed By
1695
Net Change
-774
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5815
5K → 10K128275-147#5815#5962
10K → 15K157102+55#5962#5907
15K → 20K12183+38#5907#5869
20K → Half1335-22#5869#5891
Half → 25K6498-34#5891#5925
25K → 30K58334-276#5925#6201
30K → 20M21179-158#6201#6359
20M → 21M13325-312#6359#6671
21M → 35K4223+19#6671#6652
35K → 23M45123-78#6652#6730
23M → 24M6042+18#6730#6712
24M → 40K7735+42#6712#6670
40K → 25.2M25250#6670#6670
25.2M → Finish9716+81#6670#6589
TOTALS9211695-774
📊

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