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BOSTON MARATHON 2023

Wendy Foster

Bib: 20644•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 43%
Division (F50-54)
#0 / 1207
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:22
Rank: #19509
Start → 5K
27:22 | 8:49/mi
10K· 6.21 mi
54:19
Rank: #19358 (+151)
5K → 10K
26:57 | 8:40/mi
15K· 9.32 mi
1:21:13
Rank: #19121 (+237)
10K → 15K
26:54 | 8:39/mi
20K· 12.43 mi
1:47:45
Rank: #18638 (+483)
15K → 20K
26:32 | 8:32/mi
Half· 13.11 mi
1:53:36
Rank: #18612 (+26)
20K → Half
5:51 | 8:34/mi
25K· 15.53 mi
2:14:21
Rank: #18258 (+354)
Half → 25K
20:45 | 8:33/mi
30K· 18.64 mi
2:41:45
Rank: #17823 (+435)
25K → 30K
27:24 | 8:49/mi
20M
2:53:47
Rank: #17664 (+159)
30K → 20M
12:02 | 8:51/mi
21M
3:03:04
Rank: #17491 (+173)
20M → 21M
9:17 | 9:17/mi
35K· 21.75 mi
3:09:18
Rank: #17362 (+129)
21M → 35K
6:14 | 8:20/mi
23M
3:20:19
Rank: #17233 (+129)
35K → 23M
11:01 | 8:48/mi
24M
3:28:45
Rank: #17078 (+155)
23M → 24M
8:26 | 8:26/mi
40K· 24.85 mi
3:35:58
Rank: #16933 (+145)
24M → 40K
7:13 | 8:26/mi
25.2M
3:39:09
Rank: #16887 (+46)
40K → 25.2M
3:11 | 9:14/mi
Finish· 26.22 mi
3:47:42
Rank: #16792 (+95)
25.2M → Finish
8:33 | 8:23/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:53:36
Pace8:40 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:54:06
Pace8:42 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:0027:228:4927:22
8:49
-
10K
6.21 mi11:47:5754:198:4426:57
8:40
-0:09
15K
9.32 mi12:14:511:21:138:4326:54
8:39
-0:01
20K
12.43 mi12:41:231:47:458:4026:32
8:32
-0:07
Half
13.11 mi12:47:141:53:368:405:51
8:34
+0:02
25K
15.53 mi13:07:592:14:218:3920:45
8:33
-0:01
30K
18.64 mi13:35:232:41:458:4127:24
8:49
+0:16
20M
20.00 mi13:47:252:53:478:4112:02
8:51
+0:02
21M
21.00 mi13:56:423:03:048:439:17
9:17
+0:26
35K
21.75 mi14:02:563:09:188:426:14
8:20
-0:57
23M
23.00 mi14:13:573:20:198:4311:01
8:48
+0:28
24M
24.00 mi14:22:233:28:458:428:26
8:26
-0:22
40K
24.85 mi14:29:363:35:588:417:13
8:26
0:00
25.2M
25.20 mi14:32:473:39:098:423:11
9:14
+0:48
Finish
26.22 mi14:41:203:47:428:418:33
8:23
-0:51

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

8:20 /mi

Average Pace

8:41 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:35:14

95% of race

Time at Steady Pace

12:28

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:41 /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 mi11:21:0027:228:4927:22
8:49
#19509
10K
6.21 mi11:47:5754:198:4426:57
8:40
#19358
15K
9.32 mi12:14:511:21:138:4326:54
8:39
#19121
20K
12.43 mi12:41:231:47:458:4026:32
8:32
#18638
Half
13.11 mi12:47:141:53:368:405:51
8:34
#18612
25K
15.53 mi13:07:592:14:218:3920:45
8:33
#18258
30K
18.64 mi13:35:232:41:458:4127:24
8:49
#17823
20M
20.00 mi13:47:252:53:478:4112:02
8:51
#17664
21M
21.00 mi13:56:423:03:048:439:17
9:17
#17491
35K
21.75 mi14:02:563:09:188:426:14
8:20
#17362
23M
23.00 mi14:13:573:20:198:4311:01
8:48
#17233
24M
24.00 mi14:22:233:28:458:428:26
8:26
#17078
40K
24.85 mi14:29:363:35:588:417:13
8:26
#16933
25.2M
25.20 mi14:32:473:39:098:423:11
9:14
#16887
Finish
26.22 mi14:41:203:47:428:418:33
8:23
#16792
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi195097517751718771(Top 71%)6960(Top 61%)6960(Top 577%)
10K6.21 mi3.10 mi19358+1517375+1427375+14219277(Top 72%)7248(Top 63%)7248(Top 600%)
15K9.32 mi3.11 mi19121+2377206+1697206+16918771(Top 71%)6960(Top 61%)6960(Top 577%)
20K12.43 mi3.11 mi18638+4836895+3116895+31117126(Top 64%)6005(Top 53%)6005(Top 498%)
Half13.11 mi0.68 mi18612+266875+206875+2018194(Top 68%)6589(Top 58%)6589(Top 546%)
25K15.53 mi2.42 mi18258+3546683+1926683+19216551(Top 62%)5753(Top 50%)5753(Top 477%)
30K18.64 mi3.11 mi17823+4356450+2336450+23316197(Top 61%)5613(Top 49%)5613(Top 465%)
20M20.00 mi1.36 mi17664+1596368+826368+8215775(Top 59%)5439(Top 48%)5439(Top 451%)
21M21.00 mi1.00 mi17491+1736290+786290+7814929(Top 56%)5018(Top 44%)5018(Top 416%)
35K21.75 mi0.75 mi17362+1296220+706220+7014357(Top 54%)4774(Top 42%)4774(Top 396%)
23M23.00 mi1.25 mi17233+1296159+616159+6115016(Top 56%)5187(Top 45%)5187(Top 430%)
24M24.00 mi1.00 mi17078+1556090+696090+6914134(Top 53%)4761(Top 42%)4761(Top 394%)
40K24.85 mi0.85 mi16933+1456023+676023+6713026(Top 49%)4230(Top 37%)4230(Top 350%)
25.2M25.20 mi0.35 mi16887+466006+176006+1713922(Top 52%)4733(Top 41%)4733(Top 392%)
Finish26.22 mi1.02 mi16792+955956+505956+5014715(Top 55%)5112(Top 45%)5112(Top 424%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

18771

Females

6960

F50-54

6960

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

19277

Females

7248

F50-54

7248

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

18771

Females

6960

F50-54

6960

15K→20K

9.3 - 12.4 mi

Top 64%
×5stories
+106ft-86ft

Overall

17126

Females

6005

F50-54

6005

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

18194

Females

6589

F50-54

6589

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

16551

Females

5753

F50-54

5753

25K→30K

15.5 - 18.6 mi

Top 61%
×9stories
+181ft-148ft

Overall

16197

Females

5613

F50-54

5613

30K→20M

18.6 - 20.0 mi

Top 59%
×5stories
+64ft-50ft

Overall

15775

Females

5439

F50-54

5439

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

14929

Females

5018

F50-54

5018

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

14357

Females

4774

F50-54

4774

35K→23M

21.8 - 23.0 mi

Top 56%
×5stories
+23ft-63ft

Overall

15016

Females

5187

F50-54

5187

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

14134

Females

4761

F50-54

4761

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13026

Females

4230

F50-54

4230

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13922

Females

4733

F50-54

4733

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

14715

Females

5112

F50-54

5112

Passing Analysis

Category:
Athletes Passed
3255
Passed By
538
Net Change
+2717
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19509
5K → 10K422271+151#19509#19358
10K → 15K32891+237#19358#19121
15K → 20K49613+483#19121#18638
20K → Half4418+26#18638#18612
Half → 25K36713+354#18612#18258
25K → 30K45419+435#18258#17823
30K → 20M17617+159#17823#17664
20M → 21M19320+173#17664#17491
21M → 35K1334+129#17491#17362
35K → 23M15425+129#17362#17233
23M → 24M1627+155#17233#17078
24M → 40K1483+145#17078#16933
40K → 25.2M548+46#16933#16887
25.2M → Finish12429+95#16887#16792
TOTALS3255538+2717
📊

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