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BOSTON MARATHON 2023

Cayla Kalinowski

Bib: 29470•F

MA

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
26:58
Rank: #18766
Start → 5K
26:58 | 8:41/mi
10K· 6.21 mi
53:21
Rank: #18459 (+307)
5K → 10K
26:23 | 8:30/mi
15K· 9.32 mi
1:21:12
Rank: #19117 (-658)
10K → 15K
27:51 | 8:58/mi
20K· 12.43 mi
1:50:43
Rank: #19907 (-790)
15K → 20K
29:31 | 9:30/mi
Half· 13.11 mi
1:57:13
Rank: #20085 (-178)
20K → Half
6:30 | 9:32/mi
25K· 15.53 mi
2:21:27
Rank: #20594 (-509)
Half → 25K
24:14 | 10:00/mi
30K· 18.64 mi
2:54:14
Rank: #20991 (-397)
25K → 30K
32:47 | 10:33/mi
20M
3:08:54
Rank: #21104 (-113)
30K → 20M
14:40 | 10:48/mi
21M
3:20:35
Rank: #21205 (-101)
20M → 21M
11:41 | 11:41/mi
35K· 21.75 mi
3:29:07
Rank: #21336 (-131)
21M → 35K
8:32 | 11:24/mi
23M
3:42:44
Rank: #21402 (-66)
35K → 23M
13:37 | 10:53/mi
24M
3:53:25
Rank: #21457 (-55)
23M → 24M
10:41 | 10:41/mi
40K· 24.85 mi
4:03:13
Rank: #21557 (-100)
24M → 40K
9:48 | 11:28/mi
25.2M
4:07:28
Rank: #21594 (-37)
40K → 25.2M
4:15 | 12:19/mi
Finish· 26.22 mi
4:17:25
Rank: #21571 (+23)
25.2M → Finish
9:57 | 9:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:13
Pace8:56 /mi
2nd Half
Distance13.11 mi
Time2:20:12
Pace10:42 /mi
📊Positive Split: 19.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:1126:588:4126:58
8:41
-
10K
6.21 mi12:11:3453:218:3526:23
8:30
-0:11
15K
9.32 mi12:39:251:21:128:4327:51
8:58
+0:28
20K
12.43 mi13:08:561:50:438:5529:31
9:30
+0:32
Half
13.11 mi13:15:261:57:138:566:30
9:32
+0:02
25K
15.53 mi13:39:402:21:279:0624:14
10:00
+0:28
30K
18.64 mi14:12:272:54:149:2132:47
10:33
+0:33
20M
20.00 mi14:27:073:08:549:2714:40
10:48
+0:15
21M
21.00 mi14:38:483:20:359:3311:41
11:41
+0:53
35K
21.75 mi14:47:203:29:079:378:32
11:24
-0:17
23M
23.00 mi15:00:573:42:449:4113:37
10:53
-0:31
24M
24.00 mi15:11:383:53:259:4410:41
10:41
-0:12
40K
24.85 mi15:21:264:03:139:479:48
11:28
+0:47
25.2M
25.20 mi15:25:414:07:289:494:15
12:19
+0:51
Finish
26.22 mi15:35:384:17:259:509:57
9:46
-2:33

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

8:30 /mi

Average Pace

9:50 /mi

Slowest Pace

12:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:10

49% of race

Time at Steady Pace

1:35:59

37% of race

Time at Slower Pace

34:16

13% of race

Average Pace: 9:49 /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 mi11:45:1126:588:4126:58
8:41
#18766
10K
6.21 mi12:11:3453:218:3526:23
8:30
#18459
15K
9.32 mi12:39:251:21:128:4327:51
8:58
#19117
20K
12.43 mi13:08:561:50:438:5529:31
9:30
#19907
Half
13.11 mi13:15:261:57:138:566:30
9:32
#20085
25K
15.53 mi13:39:402:21:279:0624:14
10:00
#20594
30K
18.64 mi14:12:272:54:149:2132:47
10:33
#20991
20M
20.00 mi14:27:073:08:549:2714:40
10:48
#21104
21M
21.00 mi14:38:483:20:359:3311:41
11:41
#21205
35K
21.75 mi14:47:203:29:079:378:32
11:24
#21336
23M
23.00 mi15:00:573:42:449:4113:37
10:53
#21402
24M
24.00 mi15:11:383:53:259:4410:41
10:41
#21457
40K
24.85 mi15:21:264:03:139:479:48
11:28
#21557
25.2M
25.20 mi15:25:414:07:289:494:15
12:19
#21594
Finish
26.22 mi15:35:384:17:259:509:57
9:46
#21571
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi187667056705620347(Top 76%)7874(Top 69%)7874(Top 161%)
10K6.21 mi3.10 mi18459+3076802+2546802+25418216(Top 68%)6606(Top 58%)6606(Top 135%)
15K9.32 mi3.11 mi19117-6587203-4017203-40120347(Top 76%)7874(Top 69%)7874(Top 161%)
20K12.43 mi3.11 mi19907-7907667-4647667-46421558(Top 81%)8552(Top 75%)8552(Top 175%)
Half13.11 mi0.68 mi20085-1787764-977764-9722201(Top 83%)8888(Top 78%)8888(Top 182%)
25K15.53 mi2.42 mi20594-5098034-2708034-27022215(Top 83%)8953(Top 78%)8953(Top 183%)
30K18.64 mi3.11 mi20991-3978276-2428276-24222318(Top 84%)9081(Top 79%)9081(Top 186%)
20M20.00 mi1.36 mi21104-1138362-868362-8622341(Top 84%)9160(Top 80%)9160(Top 188%)
21M21.00 mi1.00 mi21205-1018428-668428-6622212(Top 83%)9116(Top 80%)9116(Top 187%)
35K21.75 mi0.75 mi21336-1318500-728500-7223978(Top 90%)10116(Top 89%)10116(Top 207%)
23M23.00 mi1.25 mi21402-668548-488548-4822111(Top 83%)9123(Top 80%)9123(Top 187%)
24M24.00 mi1.00 mi21457-558589-418589-4122423(Top 84%)9322(Top 82%)9322(Top 191%)
40K24.85 mi0.85 mi21557-1008657-688657-6823154(Top 87%)9737(Top 85%)9737(Top 199%)
25.2M25.20 mi0.35 mi21594-378682-258682-2523023(Top 86%)9669(Top 85%)9669(Top 198%)
Finish26.22 mi1.02 mi21571+238677+58677+521049(Top 79%)8590(Top 75%)8590(Top 176%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

20347

Females

7874

F18-39

7874

5K→10K

3.1 - 6.2 mi

Top 68%
×5stories
+79ft-138ft

Overall

18216

Females

6606

F18-39

6606

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

20347

Females

7874

F18-39

7874

15K→20K

9.3 - 12.4 mi

Top 81%
×5stories
+106ft-86ft

Overall

21558

Females

8552

F18-39

8552

20K→Half

12.4 - 13.1 mi

Top 83%
×2stories
+19ft-37ft

Overall

22201

Females

8888

F18-39

8888

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

22215

Females

8953

F18-39

8953

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

22318

Females

9081

F18-39

9081

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

22341

Females

9160

F18-39

9160

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

22212

Females

9116

F18-39

9116

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

23978

Females

10116

F18-39

10116

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

22111

Females

9123

F18-39

9123

23M→24M

23.0 - 24.0 mi

Top 84%
×6stories
+12ft-82ft

Overall

22423

Females

9322

F18-39

9322

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

23154

Females

9737

F18-39

9737

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

23023

Females

9669

F18-39

9669

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

21049

Females

8590

F18-39

8590

Passing Analysis

Category:
Athletes Passed
933
Passed By
3738
Net Change
-2805
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18766
5K → 10K531224+307#18766#18459
10K → 15K41699-658#18459#19117
15K → 20K36826-790#19117#19907
20K → Half7185-178#19907#20085
Half → 25K20529-509#20085#20594
25K → 30K60457-397#20594#20991
30K → 20M41154-113#20991#21104
20M → 21M29130-101#21104#21205
21M → 35K8139-131#21205#21336
35K → 23M51117-66#21336#21402
23M → 24M2580-55#21402#21457
24M → 40K17117-100#21457#21557
40K → 25.2M1451-37#21557#21594
25.2M → Finish5330+23#21594#21571
TOTALS9333738-2805
📊

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