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BOSTON MARATHON 2023

Kaitlyn Richert

Bib: 10137•F

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 33%
Gender (Female)
#0 / 11423
Top 14%
Division (F18-39)
#0 / 4884
Top 26%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:33
Rank: #10363
Start → 5K
23:33 | 7:35/mi
10K· 6.21 mi
46:20
Rank: #9638 (+725)
5K → 10K
22:47 | 7:20/mi
15K· 9.32 mi
1:09:40
Rank: #9818 (-180)
10K → 15K
23:20 | 7:31/mi
20K· 12.43 mi
1:33:03
Rank: #9712 (+106)
15K → 20K
23:23 | 7:32/mi
Half· 13.11 mi
1:38:08
Rank: #9713 (-1)
20K → Half
5:05 | 7:27/mi
25K· 15.53 mi
1:56:29
Rank: #9638 (+75)
Half → 25K
18:21 | 7:34/mi
30K· 18.64 mi
2:20:22
Rank: #9396 (+242)
25K → 30K
23:53 | 7:41/mi
20M
2:30:38
Rank: #9208 (+188)
30K → 20M
10:16 | 7:33/mi
21M
2:38:36
Rank: #9049 (+159)
20M → 21M
7:58 | 7:58/mi
35K· 21.75 mi
2:44:12
Rank: #9014 (+35)
21M → 35K
5:36 | 7:29/mi
23M
2:53:53
Rank: #8932 (+82)
35K → 23M
9:41 | 7:44/mi
24M
3:01:38
Rank: #8931 (+1)
23M → 24M
7:45 | 7:45/mi
40K· 24.85 mi
3:08:13
Rank: #8875 (+56)
24M → 40K
6:35 | 7:42/mi
25.2M
3:11:09
Rank: #8866 (+9)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:18:59
Rank: #8878 (-12)
25.2M → Finish
7:50 | 7:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:08
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:40:51
Pace7:42 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:4923:337:3523:33
7:35
-
10K
6.21 mi11:13:3646:207:2722:47
7:20
-0:15
15K
9.32 mi11:36:561:09:407:2823:20
7:31
+0:11
20K
12.43 mi12:00:191:33:037:2923:23
7:32
+0:01
Half
13.11 mi12:05:241:38:087:295:05
7:27
-0:05
25K
15.53 mi12:23:451:56:297:3018:21
7:34
+0:07
30K
18.64 mi12:47:382:20:227:3223:53
7:41
+0:07
20M
20.00 mi12:57:542:30:387:3210:16
7:33
-0:08
21M
21.00 mi13:05:522:38:367:337:58
7:58
+0:25
35K
21.75 mi13:11:282:44:127:335:36
7:29
-0:29
23M
23.00 mi13:21:092:53:537:349:41
7:44
+0:15
24M
24.00 mi13:28:543:01:387:347:45
7:45
+0:01
40K
24.85 mi13:35:293:08:137:346:35
7:42
-0:03
25.2M
25.20 mi13:38:253:11:097:352:56
8:30
+0:48
Finish
26.22 mi13:46:153:18:597:367:50
7:41
-0:49

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

7:20 /mi

Average Pace

7:36 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:03

99% of race

Time at Steady Pace

2:56

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:35 /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 mi10:50:4923:337:3523:33
7:35
#10363
10K
6.21 mi11:13:3646:207:2722:47
7:20
#9638
15K
9.32 mi11:36:561:09:407:2823:20
7:31
#9818
20K
12.43 mi12:00:191:33:037:2923:23
7:32
#9712
Half
13.11 mi12:05:241:38:087:295:05
7:27
#9713
25K
15.53 mi12:23:451:56:297:3018:21
7:34
#9638
30K
18.64 mi12:47:382:20:227:3223:53
7:41
#9396
20M
20.00 mi12:57:542:30:387:3210:16
7:33
#9208
21M
21.00 mi13:05:522:38:367:337:58
7:58
#9049
35K
21.75 mi13:11:282:44:127:335:36
7:29
#9014
23M
23.00 mi13:21:092:53:537:349:41
7:44
#8932
24M
24.00 mi13:28:543:01:387:347:45
7:45
#8931
40K
24.85 mi13:35:293:08:137:346:35
7:42
#8875
25.2M
25.20 mi13:38:253:11:097:352:56
8:30
#8866
Finish
26.22 mi13:46:153:18:597:367:50
7:41
#8878
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi103632020202010266(Top 39%)1964(Top 17%)1964(Top 40%)
10K6.21 mi3.10 mi9638+7251678+3421678+3429121(Top 34%)1464(Top 13%)1464(Top 30%)
15K9.32 mi3.11 mi9818-1801752-741752-7410266(Top 39%)1964(Top 17%)1964(Top 40%)
20K12.43 mi3.11 mi9712+1061708+441708+449520(Top 36%)1694(Top 15%)1694(Top 35%)
Half13.11 mi0.68 mi9713-11712-41712-49865(Top 37%)1820(Top 16%)1820(Top 37%)
25K15.53 mi2.42 mi9638+751704+81704+89313(Top 35%)1685(Top 15%)1685(Top 35%)
30K18.64 mi3.11 mi9396+2421650+541650+548559(Top 32%)1534(Top 13%)1534(Top 31%)
20M20.00 mi1.36 mi9208+1881594+561594+567225(Top 27%)1117(Top 10%)1117(Top 23%)
21M21.00 mi1.00 mi9049+1591548+461548+467180(Top 27%)1205(Top 11%)1205(Top 25%)
35K21.75 mi0.75 mi9014+351547+11547+18487(Top 32%)1686(Top 15%)1686(Top 35%)
23M23.00 mi1.25 mi8932+821540+71540+77978(Top 30%)1575(Top 14%)1575(Top 32%)
24M24.00 mi1.00 mi8931+11570-301570-309437(Top 35%)2298(Top 20%)2298(Top 47%)
40K24.85 mi0.85 mi8875+56157015708006(Top 30%)1744(Top 15%)1744(Top 36%)
25.2M25.20 mi0.35 mi8866+91574-41574-49603(Top 36%)2486(Top 22%)2486(Top 51%)
Finish26.22 mi1.02 mi8878-121593-191593-199907(Top 37%)2654(Top 23%)2654(Top 54%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

10266

Females

1964

F18-39

1964

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

9121

Females

1464

F18-39

1464

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

10266

Females

1964

F18-39

1964

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

9520

Females

1694

F18-39

1694

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

9865

Females

1820

F18-39

1820

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9313

Females

1685

F18-39

1685

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

8559

Females

1534

F18-39

1534

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7225

Females

1117

F18-39

1117

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7180

Females

1205

F18-39

1205

21M→35K

21.0 - 21.8 mi

Top 32%
×7stories
+17ft-86ft

Overall

8487

Females

1686

F18-39

1686

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

7978

Females

1575

F18-39

1575

23M→24M

23.0 - 24.0 mi

Top 35%
×6stories
+12ft-82ft

Overall

9437

Females

2298

F18-39

2298

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8006

Females

1744

F18-39

1744

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9603

Females

2486

F18-39

2486

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9907

Females

2654

F18-39

2654

Passing Analysis

Category:
Athletes Passed
2382*
Passed By
897
Net Change
+1485
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10363
5K → 10K806*81+725#10363#9638
10K → 15K106286-180#9638#9818
15K → 20K204*98+106#9818#9712
20K → Half2627-1#9712#9713
Half → 25K15883+75#9713#9638
25K → 30K297*55+242#9638#9396
30K → 20M1968+188#9396#9208
20M → 21M17011+159#9208#9049
21M → 35K6227+35#9049#9014
35K → 23M11836+82#9014#8932
23M → 24M7473+1#8932#8931
24M → 40K8024+56#8931#8875
40K → 25.2M3223+9#8875#8866
25.2M → Finish5365-12#8866#8878
TOTALS2382*897+1485

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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