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BOSTON MARATHON 2023

Kaitlyn Baker

Bib: 10362•F

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Overall
#0 / 26622
Top 39%
Gender (Female)
#0 / 11423
Top 20%
Division (F18-39)
#0 / 4884
Top 35%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:17
Rank: #7348
Start → 5K
22:17 | 7:10/mi
10K· 6.21 mi
43:56
Rank: #6927 (+421)
5K → 10K
21:39 | 6:58/mi
15K· 9.32 mi
1:06:18
Rank: #7193 (-266)
10K → 15K
22:22 | 7:12/mi
20K· 12.43 mi
1:29:21
Rank: #7473 (-280)
15K → 20K
23:03 | 7:25/mi
Half· 13.11 mi
1:34:14
Rank: #7475 (-2)
20K → Half
4:53 | 7:09/mi
25K· 15.53 mi
1:53:14
Rank: #7992 (-517)
Half → 25K
19:00 | 7:50/mi
30K· 18.64 mi
2:19:09
Rank: #8873 (-881)
25K → 30K
25:55 | 8:21/mi
20M
2:30:52
Rank: #9300 (-427)
30K → 20M
11:43 | 8:37/mi
21M
2:40:58
Rank: #9938 (-638)
20M → 21M
10:06 | 10:06/mi
35K· 21.75 mi
2:46:52
Rank: #9966 (-28)
21M → 35K
5:54 | 7:53/mi
23M
2:57:35
Rank: #10185 (-219)
35K → 23M
10:43 | 8:34/mi
24M
3:05:38
Rank: #10224 (-39)
23M → 24M
8:03 | 8:03/mi
40K· 24.85 mi
3:13:16
Rank: #10448 (-224)
24M → 40K
7:38 | 8:56/mi
25.2M
3:16:38
Rank: #10542 (-94)
40K → 25.2M
3:22 | 9:46/mi
Finish· 26.22 mi
3:23:56
Rank: #10332 (+210)
25.2M → Finish
7:18 | 7:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:14
Pace7:11 /mi
2nd Half
Distance13.11 mi
Time1:49:42
Pace8:22 /mi
📊Positive Split: 16.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2822:177:1022:17
7:10
-
10K
6.21 mi11:10:0743:567:0421:39
6:58
-0:12
15K
9.32 mi11:32:291:06:187:0722:22
7:12
+0:14
20K
12.43 mi11:55:321:29:217:1123:03
7:25
+0:13
Half
13.11 mi12:00:251:34:147:114:53
7:09
-0:16
25K
15.53 mi12:19:251:53:147:1719:00
7:50
+0:41
30K
18.64 mi12:45:202:19:097:2825:55
8:21
+0:31
20M
20.00 mi12:57:032:30:527:3311:43
8:37
+0:16
21M
21.00 mi13:07:092:40:587:4010:06
10:06
+1:29
35K
21.75 mi13:13:032:46:527:405:54
7:53
-2:13
23M
23.00 mi13:23:462:57:357:4310:43
8:34
+0:41
24M
24.00 mi13:31:493:05:387:448:03
8:03
-0:31
40K
24.85 mi13:39:273:13:167:477:38
8:56
+0:53
25.2M
25.20 mi13:42:493:16:387:483:22
9:46
+0:50
Finish
26.22 mi13:50:073:23:567:477:18
7:10
-2:36

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

6:58 /mi

Average Pace

7:47 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:29

38% of race

Time at Steady Pace

1:21:55

40% of race

Time at Slower Pace

43:32

21% of race

Average Pace: 7:47 /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 mi10:48:2822:177:1022:17
7:10
#7348
10K
6.21 mi11:10:0743:567:0421:39
6:58
#6927
15K
9.32 mi11:32:291:06:187:0722:22
7:12
#7193
20K
12.43 mi11:55:321:29:217:1123:03
7:25
#7473
Half
13.11 mi12:00:251:34:147:114:53
7:09
#7475
25K
15.53 mi12:19:251:53:147:1719:00
7:50
#7992
30K
18.64 mi12:45:202:19:097:2825:55
8:21
#8873
20M
20.00 mi12:57:032:30:527:3311:43
8:37
#9300
21M
21.00 mi13:07:092:40:587:4010:06
10:06
#9938
35K
21.75 mi13:13:032:46:527:405:54
7:53
#9966
23M
23.00 mi13:23:462:57:357:4310:43
8:34
#10185
24M
24.00 mi13:31:493:05:387:448:03
8:03
#10224
40K
24.85 mi13:39:273:13:167:477:38
8:56
#10448
25.2M
25.20 mi13:42:493:16:387:483:22
9:46
#10542
Finish
26.22 mi13:50:073:23:567:477:18
7:10
#10332
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi73488028027806(Top 29%)1011(Top 9%)1011(Top 21%)
10K6.21 mi3.10 mi6927+421710+92710+926625(Top 25%)669(Top 6%)669(Top 14%)
15K9.32 mi3.11 mi7193-266794-84794-847806(Top 29%)1011(Top 9%)1011(Top 21%)
20K12.43 mi3.11 mi7473-280873-79873-798684(Top 33%)1370(Top 12%)1370(Top 28%)
Half13.11 mi0.68 mi7475-2879-6879-67640(Top 29%)983(Top 9%)983(Top 20%)
25K15.53 mi2.42 mi7992-5171072-1931072-19311396(Top 43%)2708(Top 24%)2708(Top 55%)
30K18.64 mi3.11 mi8873-8811437-3651437-36513304(Top 50%)3920(Top 34%)3920(Top 80%)
20M20.00 mi1.36 mi9300-4271636-1991636-19914403(Top 54%)4637(Top 41%)4637(Top 95%)
21M21.00 mi1.00 mi9938-6381921-2851921-28518385(Top 69%)6983(Top 61%)6983(Top 143%)
35K21.75 mi0.75 mi9966-281952-311952-3111313(Top 42%)3020(Top 26%)3020(Top 62%)
23M23.00 mi1.25 mi10185-2192092-1402092-14013581(Top 51%)4376(Top 38%)4376(Top 90%)
24M24.00 mi1.00 mi10224-392135-432135-4311593(Top 44%)3371(Top 30%)3371(Top 69%)
40K24.85 mi0.85 mi10448-2242283-1482283-14815757(Top 59%)5701(Top 50%)5701(Top 117%)
25.2M25.20 mi0.35 mi10542-942340-572340-5716365(Top 61%)6059(Top 53%)6059(Top 124%)
Finish26.22 mi1.02 mi10332+2102265+752265+756226(Top 23%)1150(Top 10%)1150(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

7806

Females

1011

F18-39

1011

5K→10K

3.1 - 6.2 mi

Top 25%
×5stories
+79ft-138ft

Overall

6625

Females

669

F18-39

669

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

7806

Females

1011

F18-39

1011

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

8684

Females

1370

F18-39

1370

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

7640

Females

983

F18-39

983

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

11396

Females

2708

F18-39

2708

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

13304

Females

3920

F18-39

3920

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

14403

Females

4637

F18-39

4637

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

18385

Females

6983

F18-39

6983

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

11313

Females

3020

F18-39

3020

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

13581

Females

4376

F18-39

4376

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

11593

Females

3371

F18-39

3371

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15757

Females

5701

F18-39

5701

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

16365

Females

6059

F18-39

6059

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6226

Females

1150

F18-39

1150

Passing Analysis

Category:
Athletes Passed
1052
Passed By
4033
Net Change
-2984
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7348
5K → 10K48261+421#7348#6927
10K → 15K53319-266#6927#7193
15K → 20K51331-280#7193#7473
20K → Half2426-2#7473#7475
Half → 25K17534-517#7475#7992
25K → 30K27908-881#7992#8873
30K → 20M15442-427#8873#9300
20M → 21M11648-638#9300#9938
21M → 35K3260-28#9938#9966
35K → 23M35252-219#9966#10185
23M → 24M5392-39#10185#10224
24M → 40K24248-224#10224#10448
40K → 25.2M12106-94#10448#10542
25.2M → Finish2166+210#10542#10332
TOTALS10524033-2984
📊

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