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BOSTON MARATHON 2023

Megan Jaeb

Bib: 15211•F

CA

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
26:56
Rank: #18689
Start → 5K
26:56 | 8:40/mi
10K· 6.21 mi
54:06
Rank: #19136 (-447)
5K → 10K
27:10 | 8:45/mi
15K· 9.32 mi
1:21:13
Rank: #19125 (+11)
10K → 15K
27:07 | 8:44/mi
20K· 12.43 mi
1:48:30
Rank: #18960 (+165)
15K → 20K
27:17 | 8:47/mi
Half· 13.11 mi
1:54:23
Rank: #18945 (+15)
20K → Half
5:53 | 8:37/mi
25K· 15.53 mi
2:16:52
Rank: #19144 (-199)
Half → 25K
22:29 | 9:16/mi
30K· 18.64 mi
2:45:23
Rank: #18960 (+184)
25K → 30K
28:31 | 9:11/mi
20M
2:58:22
Rank: #18964 (-4)
30K → 20M
12:59 | 9:33/mi
21M
3:07:46
Rank: #18748 (+216)
20M → 21M
9:24 | 9:24/mi
35K· 21.75 mi
3:14:32
Rank: #18720 (+28)
21M → 35K
6:46 | 9:03/mi
23M
3:24:24
Rank: #18243 (+477)
35K → 23M
9:52 | 7:53/mi
24M
3:32:40
Rank: #18039 (+204)
23M → 24M
8:16 | 8:16/mi
40K· 24.85 mi
3:40:09
Rank: #17933 (+106)
24M → 40K
7:29 | 8:45/mi
25.2M
3:43:10
Rank: #17838 (+95)
40K → 25.2M
3:01 | 8:45/mi
Finish· 26.22 mi
3:51:04
Rank: #17578 (+260)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:23
Pace8:44 /mi
2nd Half
Distance13.11 mi
Time1:56:41
Pace8:54 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:59:2026:568:4026:56
8:40
-
10K
6.21 mi11:26:3054:068:4227:10
8:45
+0:05
15K
9.32 mi11:53:371:21:138:4327:07
8:44
-0:01
20K
12.43 mi12:20:541:48:308:4427:17
8:47
+0:03
Half
13.11 mi12:26:471:54:238:445:53
8:37
-0:10
25K
15.53 mi12:49:162:16:528:4922:29
9:16
+0:39
30K
18.64 mi13:17:472:45:238:5228:31
9:11
-0:05
20M
20.00 mi13:30:462:58:228:5512:59
9:33
+0:22
21M
21.00 mi13:40:103:07:468:569:24
9:24
-0:09
35K
21.75 mi13:46:563:14:328:576:46
9:03
-0:21
23M
23.00 mi13:56:483:24:248:539:52
7:53
-1:10
24M
24.00 mi14:05:043:32:408:528:16
8:16
+0:23
40K
24.85 mi14:12:333:40:098:517:29
8:45
+0:29
25.2M
25.20 mi14:15:343:43:108:513:01
8:45
0:00
Finish
26.22 mi14:23:283:51:048:497:54
7:45
-1:00

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

7:45 /mi

Average Pace

8:49 /mi

Slowest Pace

9:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

26:02

11% of race

Time at Steady Pace

2:04:53

54% of race

Time at Slower Pace

1:20:09

35% of race

Average Pace: 8:49 /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 mi10:59:2026:568:4026:56
8:40
#18689
10K
6.21 mi11:26:3054:068:4227:10
8:45
#19136
15K
9.32 mi11:53:371:21:138:4327:07
8:44
#19125
20K
12.43 mi12:20:541:48:308:4427:17
8:47
#18960
Half
13.11 mi12:26:471:54:238:445:53
8:37
#18945
25K
15.53 mi12:49:162:16:528:4922:29
9:16
#19144
30K
18.64 mi13:17:472:45:238:5228:31
9:11
#18960
20M
20.00 mi13:30:462:58:228:5512:59
9:33
#18964
21M
21.00 mi13:40:103:07:468:569:24
9:24
#18748
35K
21.75 mi13:46:563:14:328:576:46
9:03
#18720
23M
23.00 mi13:56:483:24:248:539:52
7:53
#18243
24M
24.00 mi14:05:043:32:408:528:16
8:16
#18039
40K
24.85 mi14:12:333:40:098:517:29
8:45
#17933
25.2M
25.20 mi14:15:343:43:108:513:01
8:45
#17838
Finish
26.22 mi14:23:283:51:048:497:54
7:45
#17578
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi186896994699419126(Top 72%)7174(Top 63%)7174(Top 147%)
10K6.21 mi3.10 mi19136-4477237-2437237-24319653(Top 74%)7482(Top 65%)7482(Top 153%)
15K9.32 mi3.11 mi19125+117210+277210+2719126(Top 72%)7174(Top 63%)7174(Top 147%)
20K12.43 mi3.11 mi18960+1657097+1137097+11318572(Top 70%)6831(Top 60%)6831(Top 140%)
Half13.11 mi0.68 mi18945+157087+107087+1018489(Top 69%)6766(Top 59%)6766(Top 139%)
25K15.53 mi2.42 mi19144-1997203-1167203-11620105(Top 76%)7751(Top 68%)7751(Top 159%)
30K18.64 mi3.11 mi18960+1847115+887115+8818073(Top 68%)6692(Top 59%)6692(Top 137%)
20M20.00 mi1.36 mi18964-47140-257140-2519065(Top 72%)7327(Top 64%)7327(Top 150%)
21M21.00 mi1.00 mi18748+2167018+1227018+12215507(Top 58%)5362(Top 47%)5362(Top 110%)
35K21.75 mi0.75 mi18720+287010+87010+818090(Top 68%)6884(Top 60%)6884(Top 141%)
23M23.00 mi1.25 mi18243+4776751+2596751+2598991(Top 34%)2035(Top 18%)2035(Top 42%)
24M24.00 mi1.00 mi18039+2046652+996652+9913113(Top 49%)4202(Top 37%)4202(Top 86%)
40K24.85 mi0.85 mi17933+1066596+566596+5614871(Top 56%)5233(Top 46%)5233(Top 107%)
25.2M25.20 mi0.35 mi17838+956541+556541+5511156(Top 42%)3314(Top 29%)3314(Top 68%)
Finish26.22 mi1.02 mi17578+2606404+1376404+13710380(Top 39%)2897(Top 25%)2897(Top 59%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

19126

Females

7174

F18-39

7174

5K→10K

3.1 - 6.2 mi

Top 74%
×5stories
+79ft-138ft

Overall

19653

Females

7482

F18-39

7482

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

19126

Females

7174

F18-39

7174

15K→20K

9.3 - 12.4 mi

Top 70%
×5stories
+106ft-86ft

Overall

18572

Females

6831

F18-39

6831

20K→Half

12.4 - 13.1 mi

Top 69%
×2stories
+19ft-37ft

Overall

18489

Females

6766

F18-39

6766

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

20105

Females

7751

F18-39

7751

25K→30K

15.5 - 18.6 mi

Top 68%
×9stories
+181ft-148ft

Overall

18073

Females

6692

F18-39

6692

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

19065

Females

7327

F18-39

7327

20M→21M

20.0 - 21.0 mi

Top 58%
×8stories
+106ft-24ft

Overall

15507

Females

5362

F18-39

5362

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

18090

Females

6884

F18-39

6884

35K→23M

21.8 - 23.0 mi

Top 34%
×5stories
+23ft-63ft

Overall

8991

Females

2035

F18-39

2035

23M→24M

23.0 - 24.0 mi

Top 49%
×6stories
+12ft-82ft

Overall

13113

Females

4202

F18-39

4202

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14871

Females

5233

F18-39

5233

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11156

Females

3314

F18-39

3314

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

10380

Females

2897

F18-39

2897

Passing Analysis

Category:
Athletes Passed
2484
Passed By
1373
Net Change
+1111
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18689
5K → 10K167614-447#18689#19136
10K → 15K184173+11#19136#19125
15K → 20K23671+165#19125#18960
20K → Half4328+15#18960#18945
Half → 25K71270-199#18945#19144
25K → 30K27288+184#19144#18960
30K → 20M8084-4#18960#18964
20M → 21M2215+216#18964#18748
21M → 35K5628+28#18748#18720
35K → 23M4770+477#18720#18243
23M → 24M2051+204#18243#18039
24M → 40K11610+106#18039#17933
40K → 25.2M961+95#17933#17838
25.2M → Finish2600+260#17838#17578
TOTALS24841373+1111
📊

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