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BOSTON MARATHON 2023

Kasey Kuker

Bib: 7678•F

MN

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 46%
Gender (Female)
#0 / 11423
Top 29%
Division (F18-39)
#0 / 4884
Top 47%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:16
Rank: #9550
Start → 5K
23:16 | 7:29/mi
10K· 6.21 mi
47:05
Rank: #10722 (-1172)
5K → 10K
23:49 | 7:40/mi
15K· 9.32 mi
1:11:39
Rank: #11680 (-958)
10K → 15K
24:34 | 7:54/mi
20K· 12.43 mi
1:36:52
Rank: #12362 (-682)
15K → 20K
25:13 | 8:07/mi
Half· 13.11 mi
1:42:20
Rank: #12469 (-107)
20K → Half
5:28 | 8:01/mi
25K· 15.53 mi
2:02:10
Rank: #12725 (-256)
Half → 25K
19:50 | 8:11/mi
30K· 18.64 mi
2:27:56
Rank: #12787 (-62)
25K → 30K
25:46 | 8:18/mi
20M
2:39:08
Rank: #12675 (+112)
30K → 20M
11:12 | 8:15/mi
21M
2:47:47
Rank: #12578 (+97)
20M → 21M
8:39 | 8:39/mi
35K· 21.75 mi
2:53:42
Rank: #12523 (+55)
21M → 35K
5:55 | 7:55/mi
23M
3:03:54
Rank: #12424 (+99)
35K → 23M
10:12 | 8:09/mi
24M
3:11:46
Rank: #12310 (+114)
23M → 24M
7:52 | 7:52/mi
40K· 24.85 mi
3:18:43
Rank: #12252 (+58)
24M → 40K
6:57 | 8:08/mi
25.2M
3:21:46
Rank: #12240 (+12)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:30:09
Rank: #12307 (-67)
25.2M → Finish
8:23 | 8:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:20
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:47:49
Pace8:13 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:4123:167:2923:16
7:29
-
10K
6.21 mi10:51:3047:057:3523:49
7:40
+0:11
15K
9.32 mi11:16:041:11:397:4124:34
7:54
+0:14
20K
12.43 mi11:41:171:36:527:4825:13
8:07
+0:13
Half
13.11 mi11:46:451:42:207:485:28
8:01
-0:06
25K
15.53 mi12:06:352:02:107:5219:50
8:11
+0:10
30K
18.64 mi12:32:212:27:567:5625:46
8:18
+0:07
20M
20.00 mi12:43:332:39:087:5711:12
8:15
-0:03
21M
21.00 mi12:52:122:47:477:598:39
8:39
+0:24
35K
21.75 mi12:58:072:53:427:595:55
7:55
-0:44
23M
23.00 mi13:08:193:03:548:0010:12
8:09
+0:14
24M
24.00 mi13:16:113:11:467:597:52
7:52
-0:17
40K
24.85 mi13:23:083:18:438:006:57
8:08
+0:16
25.2M
25.20 mi13:26:113:21:468:003:03
8:51
+0:43
Finish
26.22 mi13:34:343:30:098:018:23
8:14
-0:37

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

7:29 /mi

Average Pace

8:01 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:06

73% of race

Time at Steady Pace

54:00

26% of race

Time at Slower Pace

3:03

1% of race

Average Pace: 8:01 /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 mi10:27:4123:167:2923:16
7:29
#9550
10K
6.21 mi10:51:3047:057:3523:49
7:40
#10722
15K
9.32 mi11:16:041:11:397:4124:34
7:54
#11680
20K
12.43 mi11:41:171:36:527:4825:13
8:07
#12362
Half
13.11 mi11:46:451:42:207:485:28
8:01
#12469
25K
15.53 mi12:06:352:02:107:5219:50
8:11
#12725
30K
18.64 mi12:32:212:27:567:5625:46
8:18
#12787
20M
20.00 mi12:43:332:39:087:5711:12
8:15
#12675
21M
21.00 mi12:52:122:47:477:598:39
8:39
#12578
35K
21.75 mi12:58:072:53:427:595:55
7:55
#12523
23M
23.00 mi13:08:193:03:548:0010:12
8:09
#12424
24M
24.00 mi13:16:113:11:467:597:52
7:52
#12310
40K
24.85 mi13:23:083:18:438:006:57
8:08
#12252
25.2M
25.20 mi13:26:113:21:468:003:03
8:51
#12240
Finish
26.22 mi13:34:343:30:098:018:23
8:14
#12307
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi95501643164313625(Top 51%)3849(Top 34%)3849(Top 79%)
10K6.21 mi3.10 mi10722-11722192-5492192-54911962(Top 45%)2849(Top 25%)2849(Top 58%)
15K9.32 mi3.11 mi11680-9582713-5212713-52113625(Top 51%)3849(Top 34%)3849(Top 79%)
20K12.43 mi3.11 mi12362-6823127-4143127-41414327(Top 54%)4298(Top 38%)4298(Top 88%)
Half13.11 mi0.68 mi12469-1073184-573184-5714478(Top 54%)4347(Top 38%)4347(Top 89%)
25K15.53 mi2.42 mi12725-2563349-1653349-16514094(Top 53%)4278(Top 37%)4278(Top 88%)
30K18.64 mi3.11 mi12787-623422-733422-7312995(Top 49%)3754(Top 33%)3754(Top 77%)
20M20.00 mi1.36 mi12675+1123382+403382+4011976(Top 45%)3262(Top 29%)3262(Top 67%)
21M21.00 mi1.00 mi12578+973342+403342+4011383(Top 43%)3081(Top 27%)3081(Top 63%)
35K21.75 mi0.75 mi12523+553327+153327+1511509(Top 43%)3149(Top 28%)3149(Top 64%)
23M23.00 mi1.25 mi12424+993288+393288+3910838(Top 41%)2940(Top 26%)2940(Top 60%)
24M24.00 mi1.00 mi12310+1143250+383250+3810315(Top 39%)2747(Top 24%)2747(Top 56%)
40K24.85 mi0.85 mi12252+583232+183232+1810926(Top 41%)3112(Top 27%)3112(Top 64%)
25.2M25.20 mi0.35 mi12240+123238-63238-611639(Top 44%)3535(Top 31%)3535(Top 72%)
Finish26.22 mi1.02 mi12307-673296-583296-5813630(Top 51%)4536(Top 40%)4536(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21stories
+97ft-345ft

Overall

13625

Females

3849

F18-39

3849

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

11962

Females

2849

F18-39

2849

10K→15K

6.2 - 9.3 mi

Top 51%
×3stories
+67ft-78ft

Overall

13625

Females

3849

F18-39

3849

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

14327

Females

4298

F18-39

4298

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

14478

Females

4347

F18-39

4347

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

14094

Females

4278

F18-39

4278

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

12995

Females

3754

F18-39

3754

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

11976

Females

3262

F18-39

3262

20M→21M

20.0 - 21.0 mi

Top 43%
×8stories
+106ft-24ft

Overall

11383

Females

3081

F18-39

3081

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

11509

Females

3149

F18-39

3149

35K→23M

21.8 - 23.0 mi

Top 41%
×5stories
+23ft-63ft

Overall

10838

Females

2940

F18-39

2940

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

10315

Females

2747

F18-39

2747

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

10926

Females

3112

F18-39

3112

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11639

Females

3535

F18-39

3535

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

13630

Females

4536

F18-39

4536

Passing Analysis

Category:
Athletes Passed
1169
Passed By
3924
Net Change
-2757
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9550
5K → 10K431213-1172#9550#10722
10K → 15K20978-958#10722#11680
15K → 20K38720-682#11680#12362
20K → Half12119-107#12362#12469
Half → 25K67323-256#12469#12725
25K → 30K162224-62#12725#12787
30K → 20M15947+112#12787#12675
20M → 21M14649+97#12675#12578
21M → 35K7924+55#12578#12523
35K → 23M13738+99#12523#12424
23M → 24M1239+114#12424#12310
24M → 40K8931+58#12310#12252
40K → 25.2M3927+12#12252#12240
25.2M → Finish55122-67#12240#12307
TOTALS11693924-2757
📊

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