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BOSTON MARATHON 2025

Kayla Blevins

Bib: 17402•F

NC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 29%
Gender (Female)
#0 / 12228
Top 12%
Division (F18-39)
#0 / 5469
Top 22%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:03
Rank: #11522
Start → 5K
23:03 | 7:25/mi
10K· 6.21 mi
45:34
Rank: #10620 (+902)
5K → 10K
22:31 | 7:15/mi
15K· 9.32 mi
1:07:40
Rank: #9853 (+767)
10K → 15K
22:06 | 7:07/mi
20K· 12.43 mi
1:29:54
Rank: #9293 (+560)
15K → 20K
22:14 | 7:09/mi
Half· 13.11 mi
1:34:37
Rank: #9151 (+142)
20K → Half
4:43 | 6:55/mi
25K· 15.53 mi
1:51:51
Rank: #8676 (+475)
Half → 25K
17:14 | 7:06/mi
30K· 18.64 mi
2:15:08
Rank: #8424 (+252)
25K → 30K
23:17 | 7:30/mi
20M
2:25:36
Rank: #8383 (+41)
30K → 20M
10:28 | 7:42/mi
21M
2:33:50
Rank: #8346 (+37)
20M → 21M
8:14 | 8:14/mi
35K· 21.75 mi
2:39:16
Rank: #8253 (+93)
21M → 35K
5:26 | 7:16/mi
23M
2:48:52
Rank: #8162 (+91)
35K → 23M
9:36 | 7:40/mi
24M
2:56:23
Rank: #8100 (+62)
23M → 24M
7:31 | 7:31/mi
40K· 24.85 mi
3:03:00
Rank: #8085 (+15)
24M → 40K
6:37 | 7:44/mi
25.2M
3:06:00
Rank: #8106 (-21)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:13:52
Rank: #8176 (-70)
25.2M → Finish
7:52 | 7:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:37
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:39:15
Pace7:34 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2423:037:2523:03
7:25
-
10K
6.21 mi11:35:5545:347:2022:31
7:15
-0:10
15K
9.32 mi11:58:011:07:407:1622:06
7:07
-0:08
20K
12.43 mi12:20:151:29:547:1422:14
7:09
+0:02
Half
13.11 mi12:24:581:34:377:134:43
6:55
-0:14
25K
15.53 mi12:42:121:51:517:1217:14
7:06
+0:11
30K
18.64 mi13:05:292:15:087:1523:17
7:30
+0:24
20M
20.00 mi13:15:572:25:367:1710:28
7:42
+0:12
21M
21.00 mi13:24:112:33:507:208:14
8:14
+0:32
35K
21.75 mi13:29:372:39:167:195:26
7:16
-0:58
23M
23.00 mi13:39:132:48:527:219:36
7:40
+0:24
24M
24.00 mi13:46:442:56:237:217:31
7:31
-0:09
40K
24.85 mi13:53:213:03:007:226:37
7:44
+0:13
25.2M
25.20 mi13:56:213:06:007:233:00
8:42
+0:58
Finish
26.22 mi14:04:133:13:527:247:52
7:43
-0:59

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

6:55 /mi

Average Pace

7:24 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:14

49% of race

Time at Steady Pace

1:21:47

42% of race

Time at Slower Pace

17:51

9% of race

Average Pace: 7:24 /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 mi11:13:2423:037:2523:03
7:25
#11522
10K
6.21 mi11:35:5545:347:2022:31
7:15
#10620
15K
9.32 mi11:58:011:07:407:1622:06
7:07
#9853
20K
12.43 mi12:20:151:29:547:1422:14
7:09
#9293
Half
13.11 mi12:24:581:34:377:134:43
6:55
#9151
25K
15.53 mi12:42:121:51:517:1217:14
7:06
#8676
30K
18.64 mi13:05:292:15:087:1523:17
7:30
#8424
20M
20.00 mi13:15:572:25:367:1710:28
7:42
#8383
21M
21.00 mi13:24:112:33:507:208:14
8:14
#8346
35K
21.75 mi13:29:372:39:167:195:26
7:16
#8253
23M
23.00 mi13:39:132:48:527:219:36
7:40
#8162
24M
24.00 mi13:46:442:56:237:217:31
7:31
#8100
40K
24.85 mi13:53:213:03:007:226:37
7:44
#8085
25.2M
25.20 mi13:56:213:06:007:233:00
8:42
#8106
Finish
26.22 mi14:04:133:13:527:247:52
7:43
#8176
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11522253225328439(Top 30%)1215(Top 10%)1215(Top 22%)
10K6.21 mi3.10 mi10620+9022120+4122120+4129912(Top 35%)1791(Top 15%)1791(Top 33%)
15K9.32 mi3.11 mi9853+7671775+3451775+3458439(Top 30%)1215(Top 10%)1215(Top 22%)
20K12.43 mi3.11 mi9293+5601540+2351540+2357884(Top 28%)1069(Top 9%)1069(Top 20%)
Half13.11 mi0.68 mi9151+1421481+591481+597076(Top 25%)801(Top 7%)801(Top 15%)
25K15.53 mi2.42 mi8676+4751307+1741307+1747040(Top 25%)877(Top 7%)877(Top 16%)
30K18.64 mi3.11 mi8424+2521267+401267+407712(Top 27%)1276(Top 10%)1276(Top 23%)
20M20.00 mi1.36 mi8383+411283-161283-168371(Top 29%)1692(Top 14%)1692(Top 31%)
21M21.00 mi1.00 mi8346+371305-221305-228798(Top 31%)2064(Top 17%)2064(Top 38%)
35K21.75 mi0.75 mi8253+931288+171288+177029(Top 25%)1302(Top 11%)1302(Top 24%)
23M23.00 mi1.25 mi8162+911300-121300-127713(Top 27%)1691(Top 14%)1691(Top 31%)
24M24.00 mi1.00 mi8100+621320-201320-207845(Top 28%)1794(Top 15%)1794(Top 33%)
40K24.85 mi0.85 mi8085+151342-221342-228368(Top 29%)2151(Top 18%)2151(Top 39%)
25.2M25.20 mi0.35 mi8106-211358-161358-1610018(Top 35%)3005(Top 25%)3005(Top 55%)
Finish26.22 mi1.02 mi8176-701422-641422-6410860(Top 38%)3381(Top 28%)3381(Top 62%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

8439

Females

1215

F18-39

1215

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

9912

Females

1791

F18-39

1791

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

8439

Females

1215

F18-39

1215

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7884

Females

1069

F18-39

1069

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

7076

Females

801

F18-39

801

Half→25K

13.1 - 15.5 mi

Top 25%
×4stories
+66ft-88ft

Overall

7040

Females

877

F18-39

877

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7712

Females

1276

F18-39

1276

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

8371

Females

1692

F18-39

1692

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8798

Females

2064

F18-39

2064

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

7029

Females

1302

F18-39

1302

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7713

Females

1691

F18-39

1691

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

7845

Females

1794

F18-39

1794

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8368

Females

2151

F18-39

2151

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

10018

Females

3005

F18-39

3005

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

10860

Females

3381

F18-39

3381

Passing Analysis

Category:
Athletes Passed
3973*
Passed By
627
Net Change
+3346
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11522
5K → 10K94240+902#11522#10620
10K → 15K769*2+767#10620#9853
15K → 20K5666+560#9853#9293
20K → Half1453+142#9293#9151
Half → 25K4761+475#9151#8676
25K → 30K33785+252#8676#8424
30K → 20M11776+41#8424#8383
20M → 21M11073+37#8383#8346
21M → 35K10916+93#8346#8253
35K → 23M14756+91#8253#8162
23M → 24M11149+62#8162#8100
24M → 40K7156+15#8100#8085
40K → 25.2M2445-21#8085#8106
25.2M → Finish49119-70#8106#8176
TOTALS3973*627+3346

* 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