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BOSTON MARATHON 2023

Kaytlyn Senkbeil

Bib: 18765•F

MD

0:00
0:00
/ mi
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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
26:08
Rank: #16984
Start → 5K
26:08 | 8:25/mi
10K· 6.21 mi
52:07
Rank: #17138 (-154)
5K → 10K
25:59 | 8:22/mi
15K· 9.32 mi
1:18:29
Rank: #17334 (-196)
10K → 15K
26:22 | 8:29/mi
20K· 12.43 mi
1:45:57
Rank: #17736 (-402)
15K → 20K
27:28 | 8:50/mi
Half· 13.11 mi
1:51:47
Rank: #17732 (+4)
20K → Half
5:50 | 8:33/mi
25K· 15.53 mi
2:13:35
Rank: #17954 (-222)
Half → 25K
21:48 | 8:59/mi
30K· 18.64 mi
2:44:44
Rank: #18777 (-823)
25K → 30K
31:09 | 10:02/mi
20M
2:58:01
Rank: #18876 (-99)
30K → 20M
13:17 | 9:46/mi
21M
3:08:24
Rank: #18922 (-46)
20M → 21M
10:23 | 10:23/mi
35K· 21.75 mi
3:15:51
Rank: #19032 (-110)
21M → 35K
7:27 | 9:57/mi
23M
3:28:37
Rank: #19170 (-138)
35K → 23M
12:46 | 10:12/mi
24M
3:39:17
Rank: #19398 (-228)
23M → 24M
10:40 | 10:40/mi
40K· 24.85 mi
3:47:23
Rank: #19369 (+29)
24M → 40K
8:06 | 9:28/mi
25.2M
3:50:56
Rank: #19361 (+8)
40K → 25.2M
3:33 | 10:18/mi
Finish· 26.22 mi
3:59:50
Rank: #19281 (+80)
25.2M → Finish
8:54 | 8:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:47
Pace8:32 /mi
2nd Half
Distance13.11 mi
Time2:08:03
Pace9:46 /mi
📊Positive Split: 14.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:4826:088:2526:08
8:25
-
10K
6.21 mi11:47:4752:078:2325:59
8:22
-0:03
15K
9.32 mi12:14:091:18:298:2526:22
8:29
+0:07
20K
12.43 mi12:41:371:45:578:3227:28
8:50
+0:21
Half
13.11 mi12:47:271:51:478:325:50
8:33
-0:17
25K
15.53 mi13:09:152:13:358:3621:48
8:59
+0:26
30K
18.64 mi13:40:242:44:448:5031:09
10:02
+1:03
20M
20.00 mi13:53:412:58:018:5413:17
9:46
-0:16
21M
21.00 mi14:04:043:08:248:5810:23
10:23
+0:37
35K
21.75 mi14:11:313:15:519:007:27
9:57
-0:26
23M
23.00 mi14:24:173:28:379:0412:46
10:12
+0:15
24M
24.00 mi14:34:573:39:179:0810:40
10:40
+0:28
40K
24.85 mi14:43:033:47:239:098:06
9:28
-1:12
25.2M
25.20 mi14:46:363:50:569:103:33
10:18
+0:50
Finish
26.22 mi14:55:303:59:509:098:54
8:44
-1:34

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

8:22 /mi

Average Pace

9:09 /mi

Slowest Pace

10:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:29

59% of race

Time at Steady Pace

21:23

9% of race

Time at Slower Pace

1:15:58

32% of race

Average Pace: 9:09 /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 mi11:21:4826:088:2526:08
8:25
#16984
10K
6.21 mi11:47:4752:078:2325:59
8:22
#17138
15K
9.32 mi12:14:091:18:298:2526:22
8:29
#17334
20K
12.43 mi12:41:371:45:578:3227:28
8:50
#17736
Half
13.11 mi12:47:271:51:478:325:50
8:33
#17732
25K
15.53 mi13:09:152:13:358:3621:48
8:59
#17954
30K
18.64 mi13:40:242:44:448:5031:09
10:02
#18777
20M
20.00 mi13:53:412:58:018:5413:17
9:46
#18876
21M
21.00 mi14:04:043:08:248:5810:23
10:23
#18922
35K
21.75 mi14:11:313:15:519:007:27
9:57
#19032
23M
23.00 mi14:24:173:28:379:0412:46
10:12
#19170
24M
24.00 mi14:34:573:39:179:0810:40
10:40
#19398
40K
24.85 mi14:43:033:47:239:098:06
9:28
#19369
25.2M
25.20 mi14:46:363:50:569:103:33
10:18
#19361
Finish
26.22 mi14:55:303:59:509:098:54
8:44
#19281
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi169845923592317732(Top 67%)6358(Top 56%)6358(Top 130%)
10K6.21 mi3.10 mi17138-1546014-916014-9117344(Top 65%)6092(Top 53%)6092(Top 125%)
15K9.32 mi3.11 mi17334-1966118-1046118-10417732(Top 67%)6358(Top 56%)6358(Top 130%)
20K12.43 mi3.11 mi17736-4026367-2496367-24918901(Top 71%)7032(Top 62%)7032(Top 144%)
Half13.11 mi0.68 mi17732+46365+26365+218094(Top 68%)6558(Top 57%)6558(Top 134%)
25K15.53 mi2.42 mi17954-2226514-1496514-14918921(Top 71%)7089(Top 62%)7089(Top 145%)
30K18.64 mi3.11 mi18777-8237016-5027016-50221101(Top 79%)8400(Top 74%)8400(Top 172%)
20M20.00 mi1.36 mi18876-997088-727088-7219785(Top 74%)7740(Top 68%)7740(Top 158%)
21M21.00 mi1.00 mi18922-467120-327120-3219236(Top 72%)7484(Top 66%)7484(Top 153%)
35K21.75 mi0.75 mi19032-1107194-747194-7421157(Top 79%)8571(Top 75%)8571(Top 175%)
23M23.00 mi1.25 mi19170-1387278-847278-8420557(Top 77%)8266(Top 72%)8266(Top 169%)
24M24.00 mi1.00 mi19398-2287416-1387416-13822380(Top 84%)9299(Top 81%)9299(Top 190%)
40K24.85 mi0.85 mi19369+297411+57411+518265(Top 69%)7085(Top 62%)7085(Top 145%)
25.2M25.20 mi0.35 mi19361+87405+67405+618501(Top 69%)7234(Top 63%)7234(Top 148%)
Finish26.22 mi1.02 mi19281+807369+367369+3616702(Top 63%)6215(Top 54%)6215(Top 127%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

17732

Females

6358

F18-39

6358

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

17344

Females

6092

F18-39

6092

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

17732

Females

6358

F18-39

6358

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18901

Females

7032

F18-39

7032

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

18094

Females

6558

F18-39

6558

Half→25K

13.1 - 15.5 mi

Top 71%
×4stories
+66ft-88ft

Overall

18921

Females

7089

F18-39

7089

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

21101

Females

8400

F18-39

8400

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

19785

Females

7740

F18-39

7740

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

19236

Females

7484

F18-39

7484

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

21157

Females

8571

F18-39

8571

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

20557

Females

8266

F18-39

8266

23M→24M

23.0 - 24.0 mi

Top 84%
×6stories
+12ft-82ft

Overall

22380

Females

9299

F18-39

9299

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18265

Females

7085

F18-39

7085

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

18501

Females

7234

F18-39

7234

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2stories
+22ft-21ft

Overall

16702

Females

6215

F18-39

6215

Passing Analysis

Category:
Athletes Passed
962
Passed By
3259
Net Change
-2297
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16984
5K → 10K244398-154#16984#17138
10K → 15K118314-196#17138#17334
15K → 20K69471-402#17334#17736
20K → Half3127+4#17736#17732
Half → 25K68290-222#17732#17954
25K → 30K40863-823#17954#18777
30K → 20M59158-99#18777#18876
20M → 21M64110-46#18876#18922
21M → 35K17127-110#18922#19032
35K → 23M44182-138#19032#19170
23M → 24M17245-228#19170#19398
24M → 40K6637+29#19398#19369
40K → 25.2M2921+8#19369#19361
25.2M → Finish9616+80#19361#19281
TOTALS9623259-2297
📊

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