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BOSTON MARATHON 2023

Lilia Drew

Bib: 9617•F

FL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 26%
Gender (Female)
#0 / 11423
Top 8%
Division (F18-39)
#0 / 4884
Top 14%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:53
Rank: #8557
Start → 5K
22:53 | 7:22/mi
10K· 6.21 mi
45:27
Rank: #8549 (+8)
5K → 10K
22:34 | 7:16/mi
15K· 9.32 mi
1:07:41
Rank: #8178 (+371)
10K → 15K
22:14 | 7:09/mi
20K· 12.43 mi
1:30:22
Rank: #8048 (+130)
15K → 20K
22:41 | 7:18/mi
Half· 13.11 mi
1:35:23
Rank: #8088 (-40)
20K → Half
5:01 | 7:21/mi
25K· 15.53 mi
1:53:00
Rank: #7898 (+190)
Half → 25K
17:37 | 7:16/mi
30K· 18.64 mi
2:16:05
Rank: #7644 (+254)
25K → 30K
23:05 | 7:26/mi
20M
2:26:14
Rank: #7530 (+114)
30K → 20M
10:09 | 7:28/mi
21M
2:33:56
Rank: #7394 (+136)
20M → 21M
7:42 | 7:42/mi
35K· 21.75 mi
2:39:28
Rank: #7392 (+2)
21M → 35K
5:32 | 7:24/mi
23M
2:48:44
Rank: #7256 (+136)
35K → 23M
9:16 | 7:24/mi
24M
2:55:55
Rank: #7159 (+97)
23M → 24M
7:11 | 7:11/mi
40K· 24.85 mi
3:02:07
Rank: #7047 (+112)
24M → 40K
6:12 | 7:15/mi
25.2M
3:04:46
Rank: #6981 (+66)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
3:11:48
Rank: #6853 (+128)
25.2M → Finish
7:02 | 6:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:23
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:36:25
Pace7:21 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2822:537:2222:53
7:22
-
10K
6.21 mi11:11:0245:277:1922:34
7:16
-0:06
15K
9.32 mi11:33:161:07:417:1622:14
7:09
-0:07
20K
12.43 mi11:55:571:30:227:1622:41
7:18
+0:09
Half
13.11 mi12:00:581:35:237:175:01
7:21
+0:03
25K
15.53 mi12:18:351:53:007:1617:37
7:16
-0:05
30K
18.64 mi12:41:402:16:057:1823:05
7:26
+0:10
20M
20.00 mi12:51:492:26:147:1910:09
7:28
+0:02
21M
21.00 mi12:59:312:33:567:207:42
7:42
+0:14
35K
21.75 mi13:05:032:39:287:205:32
7:24
-0:18
23M
23.00 mi13:14:192:48:447:209:16
7:24
0:00
24M
24.00 mi13:21:302:55:557:207:11
7:11
-0:13
40K
24.85 mi13:27:423:02:077:206:12
7:15
+0:04
25.2M
25.20 mi13:30:213:04:467:202:39
7:41
+0:26
Finish
26.22 mi13:37:233:11:487:197:02
6:54
-0:47

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

6:54 /mi

Average Pace

7:19 /mi

Slowest Pace

7:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:01:27

95% of race

Time at Steady Pace

10:21

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:19 /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 mi10:48:2822:537:2222:53
7:22
#8557
10K
6.21 mi11:11:0245:277:1922:34
7:16
#8549
15K
9.32 mi11:33:161:07:417:1622:14
7:09
#8178
20K
12.43 mi11:55:571:30:227:1622:41
7:18
#8048
Half
13.11 mi12:00:581:35:237:175:01
7:21
#8088
25K
15.53 mi12:18:351:53:007:1617:37
7:16
#7898
30K
18.64 mi12:41:402:16:057:1823:05
7:26
#7644
20M
20.00 mi12:51:492:26:147:1910:09
7:28
#7530
21M
21.00 mi12:59:312:33:567:207:42
7:42
#7394
35K
21.75 mi13:05:032:39:287:205:32
7:24
#7392
23M
23.00 mi13:14:192:48:447:209:16
7:24
#7256
24M
24.00 mi13:21:302:55:557:207:11
7:11
#7159
40K
24.85 mi13:27:423:02:077:206:12
7:15
#7047
25.2M
25.20 mi13:30:213:04:467:202:39
7:41
#6981
Finish
26.22 mi13:37:233:11:487:197:02
6:54
#6853
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8557121312137514(Top 28%)899(Top 8%)899(Top 18%)
10K6.21 mi3.10 mi8549+81236-231236-238592(Top 32%)1253(Top 11%)1253(Top 26%)
15K9.32 mi3.11 mi8178+3711101+1351101+1357514(Top 28%)899(Top 8%)899(Top 18%)
20K12.43 mi3.11 mi8048+1301070+311070+317800(Top 29%)1031(Top 9%)1031(Top 21%)
Half13.11 mi0.68 mi8088-401083-131083-139050(Top 34%)1474(Top 13%)1474(Top 30%)
25K15.53 mi2.42 mi7898+1901040+431040+437079(Top 27%)861(Top 8%)861(Top 18%)
30K18.64 mi3.11 mi7644+254976+64976+646777(Top 25%)855(Top 7%)855(Top 18%)
20M20.00 mi1.36 mi7530+114971+5971+56609(Top 25%)888(Top 8%)888(Top 18%)
21M21.00 mi1.00 mi7394+136940+31940+315648(Top 21%)709(Top 6%)709(Top 15%)
35K21.75 mi0.75 mi7392+2945-5945-57794(Top 29%)1402(Top 12%)1402(Top 29%)
23M23.00 mi1.25 mi7256+136922+23922+235892(Top 22%)780(Top 7%)780(Top 16%)
24M24.00 mi1.00 mi7159+97907+15907+155692(Top 21%)788(Top 7%)788(Top 16%)
40K24.85 mi0.85 mi7047+112893+14893+145190(Top 19%)715(Top 6%)715(Top 15%)
25.2M25.20 mi0.35 mi6981+66885+8885+84875(Top 18%)682(Top 6%)682(Top 14%)
Finish26.22 mi1.02 mi6853+128863+22863+224676(Top 18%)628(Top 5%)628(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21stories
+97ft-345ft

Overall

7514

Females

899

F18-39

899

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

8592

Females

1253

F18-39

1253

10K→15K

6.2 - 9.3 mi

Top 28%
×3stories
+67ft-78ft

Overall

7514

Females

899

F18-39

899

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

7800

Females

1031

F18-39

1031

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

9050

Females

1474

F18-39

1474

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

7079

Females

861

F18-39

861

25K→30K

15.5 - 18.6 mi

Top 25%
×9stories
+181ft-148ft

Overall

6777

Females

855

F18-39

855

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6609

Females

888

F18-39

888

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5648

Females

709

F18-39

709

21M→35K

21.0 - 21.8 mi

Top 29%
×7stories
+17ft-86ft

Overall

7794

Females

1402

F18-39

1402

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

5892

Females

780

F18-39

780

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5692

Females

788

F18-39

788

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5190

Females

715

F18-39

715

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4875

Females

682

F18-39

682

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4676

Females

628

F18-39

628

Passing Analysis

Category:
Athletes Passed
2230
Passed By
526
Net Change
+1704
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8557
5K → 10K245237+8#8557#8549
10K → 15K39322+371#8549#8178
15K → 20K18454+130#8178#8048
20K → Half1252-40#8048#8088
Half → 25K20717+190#8088#7898
25K → 30K27824+254#7898#7644
30K → 20M13925+114#7644#7530
20M → 21M14812+136#7530#7394
21M → 35K3937+2#7394#7392
35K → 23M14711+136#7392#7256
23M → 24M11013+97#7256#7159
24M → 40K1219+112#7159#7047
40K → 25.2M704+66#7047#6981
25.2M → Finish1379+128#6981#6853
TOTALS2230526+1704
📊

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