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BOSTON MARATHON 2023

Jennifer Sample

Bib: 22692•F

MD

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:15
Rank: #19314
Start → 5K
27:15 | 8:46/mi
10K· 6.21 mi
54:12
Rank: #19269 (+45)
5K → 10K
26:57 | 8:40/mi
15K· 9.32 mi
1:21:00
Rank: #18997 (+272)
10K → 15K
26:48 | 8:38/mi
20K· 12.43 mi
1:48:25
Rank: #18919 (+78)
15K → 20K
27:25 | 8:49/mi
Half· 13.11 mi
1:54:28
Rank: #18983 (-64)
20K → Half
6:03 | 8:52/mi
25K· 15.53 mi
2:17:11
Rank: #19269 (-286)
Half → 25K
22:43 | 9:22/mi
30K· 18.64 mi
2:50:12
Rank: #20199 (-930)
25K → 30K
33:01 | 10:38/mi
20M
3:05:17
Rank: #20492 (-293)
30K → 20M
15:05 | 11:06/mi
21M
3:16:57
Rank: #20609 (-117)
20M → 21M
11:40 | 11:40/mi
35K· 21.75 mi
3:24:50
Rank: #20696 (-87)
21M → 35K
7:53 | 10:32/mi
23M
3:39:24
Rank: #20920 (-224)
35K → 23M
14:34 | 11:38/mi
24M
3:50:46
Rank: #21090 (-170)
23M → 24M
11:22 | 11:22/mi
40K· 24.85 mi
4:00:29
Rank: #21197 (-107)
24M → 40K
9:43 | 11:22/mi
25.2M
4:04:37
Rank: #21230 (-33)
40K → 25.2M
4:08 | 11:59/mi
Finish· 26.22 mi
4:15:11
Rank: #21279 (-49)
25.2M → Finish
10:34 | 10:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:28
Pace8:44 /mi
2nd Half
Distance13.11 mi
Time2:20:43
Pace10:44 /mi
📊Positive Split: 22.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:0427:158:4627:15
8:46
-
10K
6.21 mi11:51:0154:128:4326:57
8:40
-0:06
15K
9.32 mi12:17:491:21:008:4126:48
8:38
-0:02
20K
12.43 mi12:45:141:48:258:4327:25
8:49
+0:11
Half
13.11 mi12:51:171:54:288:446:03
8:52
+0:03
25K
15.53 mi13:14:002:17:118:5022:43
9:22
+0:30
30K
18.64 mi13:47:012:50:129:0833:01
10:38
+1:16
20M
20.00 mi14:02:063:05:179:1615:05
11:06
+0:28
21M
21.00 mi14:13:463:16:579:2311:40
11:40
+0:34
35K
21.75 mi14:21:393:24:509:257:53
10:32
-1:08
23M
23.00 mi14:36:133:39:249:3214:34
11:38
+1:06
24M
24.00 mi14:47:353:50:469:3711:22
11:22
-0:16
40K
24.85 mi14:57:184:00:299:419:43
11:22
0:00
25.2M
25.20 mi15:01:264:04:379:424:08
11:59
+0:37
Finish
26.22 mi15:12:004:15:119:4410:34
10:22
-1:37

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

8:38 /mi

Average Pace

9:44 /mi

Slowest Pace

11:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:11

54% of race

Time at Steady Pace

1:06:33

26% of race

Time at Slower Pace

51:27

20% of race

Average Pace: 9:44 /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 mi11:24:0427:158:4627:15
8:46
#19314
10K
6.21 mi11:51:0154:128:4326:57
8:40
#19269
15K
9.32 mi12:17:491:21:008:4126:48
8:38
#18997
20K
12.43 mi12:45:141:48:258:4327:25
8:49
#18919
Half
13.11 mi12:51:171:54:288:446:03
8:52
#18983
25K
15.53 mi13:14:002:17:118:5022:43
9:22
#19269
30K
18.64 mi13:47:012:50:129:0833:01
10:38
#20199
20M
20.00 mi14:02:063:05:179:1615:05
11:06
#20492
21M
21.00 mi14:13:463:16:579:2311:40
11:40
#20609
35K
21.75 mi14:21:393:24:509:257:53
10:32
#20696
23M
23.00 mi14:36:133:39:249:3214:34
11:38
#20920
24M
24.00 mi14:47:353:50:469:3711:22
11:22
#21090
40K
24.85 mi14:57:184:00:299:419:43
11:22
#21197
25.2M
25.20 mi15:01:264:04:379:424:08
11:59
#21230
Finish
26.22 mi15:12:004:15:119:4410:34
10:22
#21279
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi193147399739918615(Top 70%)6868(Top 60%)6868(Top 378%)
10K6.21 mi3.10 mi19269+457322+777322+7719294(Top 72%)7265(Top 64%)7265(Top 400%)
15K9.32 mi3.11 mi18997+2727134+1887134+18818615(Top 70%)6868(Top 60%)6868(Top 378%)
20K12.43 mi3.11 mi18919+787077+577077+5718820(Top 71%)6978(Top 61%)6978(Top 384%)
Half13.11 mi0.68 mi18983-647116-397116-3919895(Top 75%)7620(Top 67%)7620(Top 419%)
25K15.53 mi2.42 mi19269-2867284-1687284-16820423(Top 77%)7945(Top 70%)7945(Top 437%)
30K18.64 mi3.11 mi20199-9307840-5567840-55622468(Top 84%)9162(Top 80%)9162(Top 504%)
20M20.00 mi1.36 mi20492-2938016-1768016-17622875(Top 86%)9446(Top 83%)9446(Top 520%)
21M21.00 mi1.00 mi20609-1178088-728088-7222186(Top 83%)9101(Top 80%)9101(Top 501%)
35K21.75 mi0.75 mi20696-878143-558143-5522460(Top 84%)9298(Top 81%)9298(Top 512%)
23M23.00 mi1.25 mi20920-2248293-1508293-15023470(Top 88%)9834(Top 86%)9834(Top 541%)
24M24.00 mi1.00 mi21090-1708397-1048397-10423688(Top 89%)9992(Top 87%)9992(Top 550%)
40K24.85 mi0.85 mi21197-1078463-668463-6623008(Top 86%)9661(Top 85%)9661(Top 532%)
25.2M25.20 mi0.35 mi21230-338480-178480-1722486(Top 84%)9386(Top 82%)9386(Top 517%)
Finish26.22 mi1.02 mi21279-498514-348514-3422733(Top 85%)9518(Top 83%)9518(Top 524%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

18615

Females

6868

F45-49

6868

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

19294

Females

7265

F45-49

7265

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

18615

Females

6868

F45-49

6868

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18820

Females

6978

F45-49

6978

20K→Half

12.4 - 13.1 mi

Top 75%
×2stories
+19ft-37ft

Overall

19895

Females

7620

F45-49

7620

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

20423

Females

7945

F45-49

7945

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

22468

Females

9162

F45-49

9162

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

22875

Females

9446

F45-49

9446

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

22186

Females

9101

F45-49

9101

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

22460

Females

9298

F45-49

9298

35K→23M

21.8 - 23.0 mi

Top 88%
×5stories
+23ft-63ft

Overall

23470

Females

9834

F45-49

9834

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

23688

Females

9992

F45-49

9992

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

23008

Females

9661

F45-49

9661

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22486

Females

9386

F45-49

9386

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

22733

Females

9518

F45-49

9518

Passing Analysis

Category:
Athletes Passed
1189
Passed By
3154
Net Change
-1965
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19314
5K → 10K366321+45#19314#19269
10K → 15K34775+272#19269#18997
15K → 20K197119+78#18997#18919
20K → Half771-64#18919#18983
Half → 25K64350-286#18983#19269
25K → 30K26956-930#19269#20199
30K → 20M24317-293#20199#20492
20M → 21M40157-117#20492#20609
21M → 35K24111-87#20609#20696
35K → 23M27251-224#20696#20920
23M → 24M11181-170#20920#21090
24M → 40K25132-107#21090#21197
40K → 25.2M1245-33#21197#21230
25.2M → Finish1968-49#21230#21279
TOTALS11893154-1965
📊

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