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BOSTON MARATHON 2025

Kayla Richardson

Bib: 11628•F

OR

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0:00
/ mi
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Overall
#0 / 28404
Top 34%
Gender (Female)
#0 / 12228
Top 17%
Division (F18-39)
#0 / 5469
Top 30%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:38
Rank: #10220
Start → 5K
22:38 | 7:17/mi
10K· 6.21 mi
45:20
Rank: #10314 (-94)
5K → 10K
22:42 | 7:18/mi
15K· 9.32 mi
1:08:54
Rank: #10997 (-683)
10K → 15K
23:34 | 7:35/mi
20K· 12.43 mi
1:32:48
Rank: #11378 (-381)
15K → 20K
23:54 | 7:42/mi
Half· 13.11 mi
1:38:00
Rank: #11436 (-58)
20K → Half
5:12 | 7:37/mi
25K· 15.53 mi
1:56:42
Rank: #11447 (-11)
Half → 25K
18:42 | 7:43/mi
30K· 18.64 mi
2:20:29
Rank: #10921 (+526)
25K → 30K
23:47 | 7:39/mi
20M
2:31:15
Rank: #10792 (+129)
30K → 20M
10:46 | 7:55/mi
21M
2:39:18
Rank: #10570 (+222)
20M → 21M
8:03 | 8:03/mi
35K· 21.75 mi
2:44:52
Rank: #10453 (+117)
21M → 35K
5:34 | 7:26/mi
23M
2:54:37
Rank: #10285 (+168)
35K → 23M
9:45 | 7:47/mi
24M
3:02:15
Rank: #10167 (+118)
23M → 24M
7:38 | 7:38/mi
40K· 24.85 mi
3:08:33
Rank: #9959 (+208)
24M → 40K
6:18 | 7:22/mi
25.2M
3:11:16
Rank: #9853 (+106)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
3:18:29
Rank: #9674 (+179)
25.2M → Finish
7:13 | 7:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:00
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:40:29
Pace7:40 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:1822:387:1722:38
7:17
-
10K
6.21 mi11:17:0045:207:1822:42
7:18
+0:01
15K
9.32 mi11:40:341:08:547:2423:34
7:35
+0:17
20K
12.43 mi12:04:281:32:487:2823:54
7:42
+0:07
Half
13.11 mi12:09:401:38:007:295:12
7:37
-0:05
25K
15.53 mi12:28:221:56:427:3118:42
7:43
+0:06
30K
18.64 mi12:52:092:20:297:3223:47
7:39
-0:04
20M
20.00 mi13:02:552:31:157:3410:46
7:55
+0:16
21M
21.00 mi13:10:582:39:187:358:03
8:03
+0:08
35K
21.75 mi13:16:322:44:527:355:34
7:26
-0:37
23M
23.00 mi13:26:172:54:377:369:45
7:47
+0:21
24M
24.00 mi13:33:553:02:157:367:38
7:38
-0:09
40K
24.85 mi13:40:133:08:337:356:18
7:22
-0:16
25.2M
25.20 mi13:42:563:11:167:352:43
7:53
+0:31
Finish
26.22 mi13:50:093:18:297:357:13
7:05
-0:48

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

7:05 /mi

Average Pace

7:35 /mi

Slowest Pace

8:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:57

89% of race

Time at Steady Pace

21:32

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:34 /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 mi10:54:1822:387:1722:38
7:17
#10220
10K
6.21 mi11:17:0045:207:1822:42
7:18
#10314
15K
9.32 mi11:40:341:08:547:2423:34
7:35
#10997
20K
12.43 mi12:04:281:32:487:2823:54
7:42
#11378
Half
13.11 mi12:09:401:38:007:295:12
7:37
#11436
25K
15.53 mi12:28:221:56:427:3118:42
7:43
#11447
30K
18.64 mi12:52:092:20:297:3223:47
7:39
#10921
20M
20.00 mi13:02:552:31:157:3410:46
7:55
#10792
21M
21.00 mi13:10:582:39:187:358:03
8:03
#10570
35K
21.75 mi13:16:322:44:527:355:34
7:26
#10453
23M
23.00 mi13:26:172:54:377:369:45
7:47
#10285
24M
24.00 mi13:33:553:02:157:367:38
7:38
#10167
40K
24.85 mi13:40:133:08:337:356:18
7:22
#9959
25.2M
25.20 mi13:42:563:11:167:352:43
7:53
#9853
Finish
26.22 mi13:50:093:18:297:357:13
7:05
#9674
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi102201910191012472(Top 44%)3146(Top 26%)3146(Top 58%)
10K6.21 mi3.10 mi10314-941962-521962-5210418(Top 37%)2025(Top 17%)2025(Top 37%)
15K9.32 mi3.11 mi10997-6832316-3542316-35412472(Top 44%)3146(Top 26%)3146(Top 58%)
20K12.43 mi3.11 mi11378-3812544-2282544-22812345(Top 43%)3187(Top 26%)3187(Top 58%)
Half13.11 mi0.68 mi11436-582576-322576-3212765(Top 45%)3344(Top 27%)3344(Top 61%)
25K15.53 mi2.42 mi11447-112620-442620-4411649(Top 41%)2926(Top 24%)2926(Top 54%)
30K18.64 mi3.11 mi10921+5262423+1972423+1978878(Top 31%)1784(Top 15%)1784(Top 33%)
20M20.00 mi1.36 mi10792+1292404+192404+199942(Top 35%)2403(Top 20%)2403(Top 44%)
21M21.00 mi1.00 mi10570+2222327+772327+777677(Top 27%)1586(Top 13%)1586(Top 29%)
35K21.75 mi0.75 mi10453+1172284+432284+438265(Top 29%)1793(Top 15%)1793(Top 33%)
23M23.00 mi1.25 mi10285+1682256+282256+288517(Top 30%)2048(Top 17%)2048(Top 37%)
24M24.00 mi1.00 mi10167+1182225+312225+318676(Top 31%)2171(Top 18%)2171(Top 40%)
40K24.85 mi0.85 mi9959+2082154+712154+716067(Top 21%)1175(Top 10%)1175(Top 21%)
25.2M25.20 mi0.35 mi9853+1062127+272127+275416(Top 19%)1046(Top 9%)1046(Top 19%)
Finish26.22 mi1.02 mi9674+1792079+482079+486296(Top 22%)1362(Top 11%)1362(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

12472

Females

3146

F18-39

3146

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

10418

Females

2025

F18-39

2025

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

12472

Females

3146

F18-39

3146

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

12345

Females

3187

F18-39

3187

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

12765

Females

3344

F18-39

3344

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

11649

Females

2926

F18-39

2926

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8878

Females

1784

F18-39

1784

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

9942

Females

2403

F18-39

2403

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7677

Females

1586

F18-39

1586

21M→35K

21.0 - 21.8 mi

Top 29%
×7stories
+17ft-86ft

Overall

8265

Females

1793

F18-39

1793

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

8517

Females

2048

F18-39

2048

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8676

Females

2171

F18-39

2171

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

6067

Females

1175

F18-39

1175

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

5416

Females

1046

F18-39

1046

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

6296

Females

1362

F18-39

1362

Passing Analysis

Category:
Athletes Passed
2461*
Passed By
1915
Net Change
+546
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10220
5K → 10K216310-94#10220#10314
10K → 15K53736-683#10314#10997
15K → 20K85466-381#10997#11378
20K → Half1775-58#11378#11436
Half → 25K157168-11#11436#11447
25K → 30K54923+526#11447#10921
30K → 20M18152+129#10921#10792
20M → 21M23412+222#10792#10570
21M → 35K1225+117#10570#10453
35K → 23M19729+168#10453#10285
23M → 24M13618+118#10285#10167
24M → 40K219*11+208#10167#9959
40K → 25.2M1082+106#9959#9853
25.2M → Finish1878+179#9853#9674
TOTALS2461*1915+546

* 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