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BOSTON MARATHON 2023

Jennifer Bennett

Bib: 23101•F

SC

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:12
Rank: #19212
Start → 5K
27:12 | 8:45/mi
10K· 6.21 mi
54:08
Rank: #19177 (+35)
5K → 10K
26:56 | 8:40/mi
15K· 9.32 mi
1:21:19
Rank: #19185 (-8)
10K → 15K
27:11 | 8:45/mi
20K· 12.43 mi
1:49:03
Rank: #19202 (-17)
15K → 20K
27:44 | 8:56/mi
Half· 13.11 mi
1:55:05
Rank: #19218 (-16)
20K → Half
6:02 | 8:51/mi
25K· 15.53 mi
2:17:03
Rank: #19219 (-1)
Half → 25K
21:58 | 9:04/mi
30K· 18.64 mi
2:45:20
Rank: #18943 (+276)
25K → 30K
28:17 | 9:06/mi
20M
2:57:51
Rank: #18837 (+106)
30K → 20M
12:31 | 9:13/mi
21M
3:07:44
Rank: #18742 (+95)
20M → 21M
9:53 | 9:53/mi
35K· 21.75 mi
3:14:35
Rank: #18739 (+3)
21M → 35K
6:51 | 9:09/mi
23M
3:26:00
Rank: #18601 (+138)
35K → 23M
11:25 | 9:07/mi
24M
3:34:50
Rank: #18504 (+97)
23M → 24M
8:50 | 8:50/mi
40K· 24.85 mi
3:42:25
Rank: #18392 (+112)
24M → 40K
7:35 | 8:52/mi
25.2M
3:45:36
Rank: #18329 (+63)
40K → 25.2M
3:11 | 9:14/mi
Finish· 26.22 mi
3:54:10
Rank: #18202 (+127)
25.2M → Finish
8:34 | 8:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:05
Pace8:47 /mi
2nd Half
Distance13.11 mi
Time1:59:05
Pace9:05 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:4727:128:4527:12
8:45
-
10K
6.21 mi12:09:4354:088:4326:56
8:40
-0:05
15K
9.32 mi12:36:541:21:198:4327:11
8:45
+0:05
20K
12.43 mi13:04:381:49:038:4627:44
8:56
+0:11
Half
13.11 mi13:10:401:55:058:476:02
8:51
-0:05
25K
15.53 mi13:32:382:17:038:4921:58
9:04
+0:13
30K
18.64 mi14:00:552:45:208:5228:17
9:06
+0:02
20M
20.00 mi14:13:262:57:518:5412:31
9:13
+0:07
21M
21.00 mi14:23:193:07:448:569:53
9:53
+0:40
35K
21.75 mi14:30:103:14:358:576:51
9:09
-0:44
23M
23.00 mi14:41:353:26:008:5711:25
9:07
-0:02
24M
24.00 mi14:50:253:34:508:578:50
8:50
-0:17
40K
24.85 mi14:58:003:42:258:577:35
8:52
+0:02
25.2M
25.20 mi15:01:113:45:368:573:11
9:14
+0:22
Finish
26.22 mi15:09:453:54:108:568:34
8:24
-0:50

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

8:24 /mi

Average Pace

8:56 /mi

Slowest Pace

9:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:44:17

96% of race

Time at Steady Pace

9:53

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:56 /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 mi11:42:4727:128:4527:12
8:45
#19212
10K
6.21 mi12:09:4354:088:4326:56
8:40
#19177
15K
9.32 mi12:36:541:21:198:4327:11
8:45
#19185
20K
12.43 mi13:04:381:49:038:4627:44
8:56
#19202
Half
13.11 mi13:10:401:55:058:476:02
8:51
#19218
25K
15.53 mi13:32:382:17:038:4921:58
9:04
#19219
30K
18.64 mi14:00:552:45:208:5228:17
9:06
#18943
20M
20.00 mi14:13:262:57:518:5412:31
9:13
#18837
21M
21.00 mi14:23:193:07:448:569:53
9:53
#18742
35K
21.75 mi14:30:103:14:358:576:51
9:09
#18739
23M
23.00 mi14:41:353:26:008:5711:25
9:07
#18601
24M
24.00 mi14:50:253:34:508:578:50
8:50
#18504
40K
24.85 mi14:58:003:42:258:577:35
8:52
#18392
25.2M
25.20 mi15:01:113:45:368:573:11
9:14
#18329
Finish
26.22 mi15:09:453:54:108:568:34
8:24
#18202
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi192127337733719237(Top 72%)7234(Top 63%)7234(Top 599%)
10K6.21 mi3.10 mi19177+357264+737264+7319253(Top 72%)7235(Top 63%)7235(Top 599%)
15K9.32 mi3.11 mi19185-87242+227242+2219237(Top 72%)7234(Top 63%)7234(Top 599%)
20K12.43 mi3.11 mi19202-177238+47238+419350(Top 73%)7294(Top 64%)7294(Top 604%)
Half13.11 mi0.68 mi19218-167247-97247-919732(Top 74%)7503(Top 66%)7503(Top 622%)
25K15.53 mi2.42 mi19219-17250-37250-319244(Top 72%)7274(Top 64%)7274(Top 603%)
30K18.64 mi3.11 mi18943+2767103+1477103+14717715(Top 67%)6475(Top 57%)6475(Top 536%)
20M20.00 mi1.36 mi18837+1067062+417062+4117620(Top 66%)6532(Top 57%)6532(Top 541%)
21M21.00 mi1.00 mi18742+957014+487014+4817607(Top 66%)6530(Top 57%)6530(Top 541%)
35K21.75 mi0.75 mi18739+37021-77021-718579(Top 70%)7148(Top 63%)7148(Top 592%)
23M23.00 mi1.25 mi18601+1386948+736948+7316660(Top 63%)6123(Top 54%)6123(Top 507%)
24M24.00 mi1.00 mi18504+976909+396909+3916428(Top 62%)6048(Top 53%)6048(Top 501%)
40K24.85 mi0.85 mi18392+1126863+466863+4615494(Top 58%)5588(Top 49%)5588(Top 463%)
25.2M25.20 mi0.35 mi18329+636831+326831+3213944(Top 52%)4755(Top 42%)4755(Top 394%)
Finish26.22 mi1.02 mi18202+1276767+646767+6414833(Top 56%)5182(Top 45%)5182(Top 429%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

19237

Females

7234

F50-54

7234

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

19253

Females

7235

F50-54

7235

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

19237

Females

7234

F50-54

7234

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

19350

Females

7294

F50-54

7294

20K→Half

12.4 - 13.1 mi

Top 74%
×2stories
+19ft-37ft

Overall

19732

Females

7503

F50-54

7503

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

19244

Females

7274

F50-54

7274

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

17715

Females

6475

F50-54

6475

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

17620

Females

6532

F50-54

6532

20M→21M

20.0 - 21.0 mi

Top 66%
×8stories
+106ft-24ft

Overall

17607

Females

6530

F50-54

6530

21M→35K

21.0 - 21.8 mi

Top 70%
×7stories
+17ft-86ft

Overall

18579

Females

7148

F50-54

7148

35K→23M

21.8 - 23.0 mi

Top 63%
×5stories
+23ft-63ft

Overall

16660

Females

6123

F50-54

6123

23M→24M

23.0 - 24.0 mi

Top 62%
×6stories
+12ft-82ft

Overall

16428

Females

6048

F50-54

6048

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

15494

Females

5588

F50-54

5588

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13944

Females

4755

F50-54

4755

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

14833

Females

5182

F50-54

5182

Passing Analysis

Category:
Athletes Passed
2071
Passed By
1061
Net Change
+1010
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19212
5K → 10K364329+35#19212#19177
10K → 15K176184-8#19177#19185
15K → 20K156173-17#19185#19202
20K → Half2036-16#19202#19218
Half → 25K122123-1#19218#19219
25K → 30K32852+276#19219#18943
30K → 20M14337+106#18943#18837
20M → 21M12530+95#18837#18742
21M → 35K4946+3#18742#18739
35K → 23M15921+138#18739#18601
23M → 24M10912+97#18601#18504
24M → 40K12210+112#18504#18392
40K → 25.2M630+63#18392#18329
25.2M → Finish1358+127#18329#18202
TOTALS20711061+1010
📊

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