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BOSTON MARATHON 2023

Molly Mccusker

Bib: 17451•F

ME

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:27
Rank: #15429
Start → 5K
25:27 | 8:11/mi
10K· 6.21 mi
50:42
Rank: #15541 (-112)
5K → 10K
25:15 | 8:08/mi
15K· 9.32 mi
1:15:46
Rank: #15337 (+204)
10K → 15K
25:04 | 8:04/mi
20K· 12.43 mi
1:41:09
Rank: #15170 (+167)
15K → 20K
25:23 | 8:10/mi
Half· 13.11 mi
1:46:43
Rank: #15184 (-14)
20K → Half
5:34 | 8:10/mi
25K· 15.53 mi
2:08:05
Rank: #15658 (-474)
Half → 25K
21:22 | 8:49/mi
30K· 18.64 mi
2:35:12
Rank: #15651 (+7)
25K → 30K
27:07 | 8:44/mi
20M
2:47:45
Rank: #15807 (-156)
30K → 20M
12:33 | 9:14/mi
21M
2:57:40
Rank: #15936 (-129)
20M → 21M
9:55 | 9:55/mi
35K· 21.75 mi
3:04:21
Rank: #15989 (-53)
21M → 35K
6:41 | 8:56/mi
23M
3:17:14
Rank: #16427 (-438)
35K → 23M
12:53 | 10:17/mi
24M
3:26:58
Rank: #16652 (-225)
23M → 24M
9:44 | 9:44/mi
40K· 24.85 mi
3:35:31
Rank: #16825 (-173)
24M → 40K
8:33 | 10:00/mi
25.2M
3:38:55
Rank: #16827 (-2)
40K → 25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
3:48:08
Rank: #16893 (-66)
25.2M → Finish
9:13 | 9:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:43
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time2:01:25
Pace9:16 /mi
📊Positive Split: 13.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:2425:278:1125:27
8:11
-
10K
6.21 mi11:41:3950:428:1025:15
8:08
-0:03
15K
9.32 mi12:06:431:15:468:0825:04
8:04
-0:04
20K
12.43 mi12:32:061:41:098:0825:23
8:10
+0:06
Half
13.11 mi12:37:401:46:438:085:34
8:10
0:00
25K
15.53 mi12:59:022:08:058:1521:22
8:49
+0:39
30K
18.64 mi13:26:092:35:128:2027:07
8:44
-0:05
20M
20.00 mi13:38:422:47:458:2312:33
9:14
+0:30
21M
21.00 mi13:48:372:57:408:289:55
9:55
+0:41
35K
21.75 mi13:55:183:04:218:296:41
8:56
-0:59
23M
23.00 mi14:08:113:17:148:3512:53
10:17
+1:21
24M
24.00 mi14:17:553:26:588:379:44
9:44
-0:33
40K
24.85 mi14:26:283:35:318:408:33
10:00
+0:16
25.2M
25.20 mi14:29:523:38:558:413:24
9:52
-0:08
Finish
26.22 mi14:39:053:48:088:429:13
9:03
-0:49

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

8:04 /mi

Average Pace

8:42 /mi

Slowest Pace

10:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:43

47% of race

Time at Steady Pace

1:16:56

34% of race

Time at Slower Pace

44:29

19% of race

Average Pace: 8:42 /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 mi11:16:2425:278:1125:27
8:11
#15429
10K
6.21 mi11:41:3950:428:1025:15
8:08
#15541
15K
9.32 mi12:06:431:15:468:0825:04
8:04
#15337
20K
12.43 mi12:32:061:41:098:0825:23
8:10
#15170
Half
13.11 mi12:37:401:46:438:085:34
8:10
#15184
25K
15.53 mi12:59:022:08:058:1521:22
8:49
#15658
30K
18.64 mi13:26:092:35:128:2027:07
8:44
#15651
20M
20.00 mi13:38:422:47:458:2312:33
9:14
#15807
21M
21.00 mi13:48:372:57:408:289:55
9:55
#15936
35K
21.75 mi13:55:183:04:218:296:41
8:56
#15989
23M
23.00 mi14:08:113:17:148:3512:53
10:17
#16427
24M
24.00 mi14:17:553:26:588:379:44
9:44
#16652
40K
24.85 mi14:26:283:35:318:408:33
10:00
#16825
25.2M
25.20 mi14:29:523:38:558:413:24
9:52
#16827
Finish
26.22 mi14:39:053:48:088:429:13
9:03
#16893
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi154294923492314968(Top 56%)4664(Top 41%)4664(Top 95%)
10K6.21 mi3.10 mi15541-1124995-724995-7215743(Top 59%)5110(Top 45%)5110(Top 105%)
15K9.32 mi3.11 mi15337+2044878+1174878+11714968(Top 56%)4664(Top 41%)4664(Top 95%)
20K12.43 mi3.11 mi15170+1674789+894789+8914766(Top 55%)4571(Top 40%)4571(Top 94%)
Half13.11 mi0.68 mi15184-144798-94798-915587(Top 59%)5059(Top 44%)5059(Top 104%)
25K15.53 mi2.42 mi15658-4745124-3265124-32618029(Top 68%)6564(Top 57%)6564(Top 134%)
30K18.64 mi3.11 mi15651+75154-305154-3015674(Top 59%)5318(Top 47%)5318(Top 109%)
20M20.00 mi1.36 mi15807-1565278-1245278-12417726(Top 67%)6590(Top 58%)6590(Top 135%)
21M21.00 mi1.00 mi15936-1295378-1005378-10017723(Top 67%)6592(Top 58%)6592(Top 135%)
35K21.75 mi0.75 mi15989-535428-505428-5017640(Top 66%)6626(Top 58%)6626(Top 136%)
23M23.00 mi1.25 mi16427-4385688-2605688-26020811(Top 78%)8411(Top 74%)8411(Top 172%)
24M24.00 mi1.00 mi16652-2255835-1475835-14720011(Top 75%)7976(Top 70%)7976(Top 163%)
40K24.85 mi0.85 mi16825-1735960-1255960-12519961(Top 75%)8037(Top 70%)8037(Top 165%)
25.2M25.20 mi0.35 mi16827-25961-15961-116849(Top 63%)6340(Top 56%)6340(Top 130%)
Finish26.22 mi1.02 mi16893-666018-576018-5718194(Top 68%)7001(Top 61%)7001(Top 143%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21stories
+97ft-345ft

Overall

14968

Females

4664

F18-39

4664

5K→10K

3.1 - 6.2 mi

Top 59%
×5stories
+79ft-138ft

Overall

15743

Females

5110

F18-39

5110

10K→15K

6.2 - 9.3 mi

Top 56%
×3stories
+67ft-78ft

Overall

14968

Females

4664

F18-39

4664

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

14766

Females

4571

F18-39

4571

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

15587

Females

5059

F18-39

5059

Half→25K

13.1 - 15.5 mi

Top 68%
×4stories
+66ft-88ft

Overall

18029

Females

6564

F18-39

6564

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

15674

Females

5318

F18-39

5318

30K→20M

18.6 - 20.0 mi

Top 67%
×5stories
+64ft-50ft

Overall

17726

Females

6590

F18-39

6590

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

17723

Females

6592

F18-39

6592

21M→35K

21.0 - 21.8 mi

Top 66%
×7stories
+17ft-86ft

Overall

17640

Females

6626

F18-39

6626

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

20811

Females

8411

F18-39

8411

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

20011

Females

7976

F18-39

7976

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19961

Females

8037

F18-39

8037

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

16849

Females

6340

F18-39

6340

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2stories
+22ft-21ft

Overall

18194

Females

7001

F18-39

7001

Passing Analysis

Category:
Athletes Passed
1296
Passed By
2760
Net Change
-1464
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15429
5K → 10K237349-112#15429#15541
10K → 15K305101+204#15541#15337
15K → 20K25285+167#15337#15170
20K → Half3549-14#15170#15184
Half → 25K40514-474#15184#15658
25K → 30K172165+7#15658#15651
30K → 20M45201-156#15651#15807
20M → 21M50179-129#15807#15936
21M → 35K3689-53#15936#15989
35K → 23M10448-438#15989#16427
23M → 24M18243-225#16427#16652
24M → 40K21194-173#16652#16825
40K → 25.2M3032-2#16825#16827
25.2M → Finish45111-66#16827#16893
TOTALS12962760-1464
📊

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