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BOSTON MARATHON 2023

Margaret Fowler

Bib: 17262•F

GA

0:00
0:00
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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
25:41
Rank: #15950
Start → 5K
25:41 | 8:16/mi
10K· 6.21 mi
51:33
Rank: #16480 (-530)
5K → 10K
25:52 | 8:20/mi
15K· 9.32 mi
1:17:32
Rank: #16653 (-173)
10K → 15K
25:59 | 8:22/mi
20K· 12.43 mi
1:44:19
Rank: #16896 (-243)
15K → 20K
26:47 | 8:37/mi
Half· 13.11 mi
1:49:58
Rank: #16867 (+29)
20K → Half
5:39 | 8:17/mi
25K· 15.53 mi
2:11:21
Rank: #17068 (-201)
Half → 25K
21:23 | 8:49/mi
30K· 18.64 mi
2:40:24
Rank: #17391 (-323)
25K → 30K
29:03 | 9:21/mi
20M
2:53:27
Rank: #17562 (-171)
30K → 20M
13:03 | 9:36/mi
21M
3:03:32
Rank: #17631 (-69)
20M → 21M
10:05 | 10:05/mi
35K· 21.75 mi
3:10:36
Rank: #17713 (-82)
21M → 35K
7:04 | 9:27/mi
23M
3:22:53
Rank: #17894 (-181)
35K → 23M
12:17 | 9:49/mi
24M
3:32:08
Rank: #17929 (-35)
23M → 24M
9:15 | 9:15/mi
40K· 24.85 mi
3:40:20
Rank: #17975 (-46)
24M → 40K
8:12 | 9:35/mi
25.2M
3:43:38
Rank: #17927 (+48)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:52:03
Rank: #17780 (+147)
25.2M → Finish
8:25 | 8:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:58
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time2:02:05
Pace9:19 /mi
📊Positive Split: 11.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:1925:418:1625:41
8:16
-
10K
6.21 mi11:42:1151:338:1825:52
8:20
+0:04
15K
9.32 mi12:08:101:17:328:1925:59
8:22
+0:02
20K
12.43 mi12:34:571:44:198:2426:47
8:37
+0:15
Half
13.11 mi12:40:361:49:588:235:39
8:17
-0:20
25K
15.53 mi13:01:592:11:218:2721:23
8:49
+0:32
30K
18.64 mi13:31:022:40:248:3629:03
9:21
+0:32
20M
20.00 mi13:44:052:53:278:4013:03
9:36
+0:15
21M
21.00 mi13:54:103:03:328:4410:05
10:05
+0:29
35K
21.75 mi14:01:143:10:368:467:04
9:27
-0:38
23M
23.00 mi14:13:313:22:538:4912:17
9:49
+0:22
24M
24.00 mi14:22:463:32:088:509:15
9:15
-0:34
40K
24.85 mi14:30:583:40:208:528:12
9:35
+0:20
25.2M
25.20 mi14:34:163:43:388:523:18
9:34
-0:01
Finish
26.22 mi14:42:413:52:038:518:25
8:16
-1:18

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

8:16 /mi

Average Pace

8:51 /mi

Slowest Pace

10:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:46

60% of race

Time at Steady Pace

45:22

20% of race

Time at Slower Pace

46:55

20% of race

Average Pace: 8:51 /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 mi11:16:1925:418:1625:41
8:16
#15950
10K
6.21 mi11:42:1151:338:1825:52
8:20
#16480
15K
9.32 mi12:08:101:17:328:1925:59
8:22
#16653
20K
12.43 mi12:34:571:44:198:2426:47
8:37
#16896
Half
13.11 mi12:40:361:49:588:235:39
8:17
#16867
25K
15.53 mi13:01:592:11:218:2721:23
8:49
#17068
30K
18.64 mi13:31:022:40:248:3629:03
9:21
#17391
20M
20.00 mi13:44:052:53:278:4013:03
9:36
#17562
21M
21.00 mi13:54:103:03:328:4410:05
10:05
#17631
35K
21.75 mi14:01:143:10:368:467:04
9:27
#17713
23M
23.00 mi14:13:313:22:538:4912:17
9:49
#17894
24M
24.00 mi14:22:463:32:088:509:15
9:15
#17929
40K
24.85 mi14:30:583:40:208:528:12
9:35
#17975
25.2M
25.20 mi14:34:163:43:388:523:18
9:34
#17927
Finish
26.22 mi14:42:413:52:038:518:25
8:16
#17780
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi159505246524616951(Top 64%)5881(Top 51%)5881(Top 120%)
10K6.21 mi3.10 mi16480-5305570-3245570-32417111(Top 64%)5943(Top 52%)5943(Top 122%)
15K9.32 mi3.11 mi16653-1735699-1295699-12916951(Top 64%)5881(Top 51%)5881(Top 120%)
20K12.43 mi3.11 mi16896-2435865-1665865-16617643(Top 66%)6315(Top 55%)6315(Top 129%)
Half13.11 mi0.68 mi16867+295843+225843+2216446(Top 62%)5578(Top 49%)5578(Top 114%)
25K15.53 mi2.42 mi17068-2015987-1445987-14418066(Top 68%)6587(Top 58%)6587(Top 135%)
30K18.64 mi3.11 mi17391-3236183-1966183-19618829(Top 71%)7094(Top 62%)7094(Top 145%)
20M20.00 mi1.36 mi17562-1716311-1286311-12819239(Top 72%)7417(Top 65%)7417(Top 152%)
21M21.00 mi1.00 mi17631-696368-576368-5718329(Top 69%)6948(Top 61%)6948(Top 142%)
35K21.75 mi0.75 mi17713-826435-676435-6719698(Top 74%)7752(Top 68%)7752(Top 159%)
23M23.00 mi1.25 mi17894-1816553-1186553-11819466(Top 73%)7662(Top 67%)7662(Top 157%)
24M24.00 mi1.00 mi17929-356582-296582-2918272(Top 69%)7040(Top 62%)7040(Top 144%)
40K24.85 mi0.85 mi17975-466622-406622-4018664(Top 70%)7305(Top 64%)7305(Top 150%)
25.2M25.20 mi0.35 mi17927+486595+276595+2715595(Top 59%)5656(Top 50%)5656(Top 116%)
Finish26.22 mi1.02 mi17780+1476521+746521+7413887(Top 52%)4690(Top 41%)4690(Top 96%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21stories
+97ft-345ft

Overall

16951

Females

5881

F18-39

5881

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

17111

Females

5943

F18-39

5943

10K→15K

6.2 - 9.3 mi

Top 64%
×3stories
+67ft-78ft

Overall

16951

Females

5881

F18-39

5881

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

17643

Females

6315

F18-39

6315

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

16446

Females

5578

F18-39

5578

Half→25K

13.1 - 15.5 mi

Top 68%
×4stories
+66ft-88ft

Overall

18066

Females

6587

F18-39

6587

25K→30K

15.5 - 18.6 mi

Top 71%
×9stories
+181ft-148ft

Overall

18829

Females

7094

F18-39

7094

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

19239

Females

7417

F18-39

7417

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

18329

Females

6948

F18-39

6948

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

19698

Females

7752

F18-39

7752

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

19466

Females

7662

F18-39

7662

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

18272

Females

7040

F18-39

7040

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18664

Females

7305

F18-39

7305

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15595

Females

5656

F18-39

5656

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

13887

Females

4690

F18-39

4690

Passing Analysis

Category:
Athletes Passed
1014
Passed By
2844
Net Change
-1830
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15950
5K → 10K122652-530#15950#16480
10K → 15K136309-173#16480#16653
15K → 20K104347-243#16653#16896
20K → Half4617+29#16896#16867
Half → 25K65266-201#16867#17068
25K → 30K86409-323#17068#17391
30K → 20M44215-171#17391#17562
20M → 21M59128-69#17562#17631
21M → 35K32114-82#17631#17713
35K → 23M39220-181#17713#17894
23M → 24M4176-35#17894#17929
24M → 40K3480-46#17929#17975
40K → 25.2M557+48#17975#17927
25.2M → Finish1514+147#17927#17780
TOTALS10142844-1830
📊

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