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BOSTON MARATHON 2025

Kayla Clayton

Bib: 7085•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 15%
Gender (Female)
#0 / 12228
Top 3%
Division (F18-39)
#0 / 5469
Top 5%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:30
Rank: #4606
Start → 5K
20:30 | 6:36/mi
10K· 6.21 mi
41:04
Rank: #4583 (+23)
5K → 10K
20:34 | 6:37/mi
15K· 9.32 mi
1:01:44
Rank: #4574 (+9)
10K → 15K
20:40 | 6:39/mi
20K· 12.43 mi
1:22:28
Rank: #4447 (+127)
15K → 20K
20:44 | 6:40/mi
Half· 13.11 mi
1:26:55
Rank: #4413 (+34)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:42:59
Rank: #4216 (+197)
Half → 25K
16:04 | 6:38/mi
30K· 18.64 mi
2:04:32
Rank: #4160 (+56)
25K → 30K
21:33 | 6:56/mi
20M
2:14:29
Rank: #4300 (-140)
30K → 20M
9:57 | 7:19/mi
21M
2:22:17
Rank: #4417 (-117)
20M → 21M
7:48 | 7:48/mi
35K· 21.75 mi
2:27:21
Rank: #4368 (+49)
21M → 35K
5:04 | 6:46/mi
23M
2:36:13
Rank: #4323 (+45)
35K → 23M
8:52 | 7:05/mi
24M
2:43:00
Rank: #4240 (+83)
23M → 24M
6:47 | 6:47/mi
40K· 24.85 mi
2:49:04
Rank: #4234 (+6)
24M → 40K
6:04 | 7:06/mi
25.2M
2:51:46
Rank: #4249 (-15)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
2:58:37
Rank: #4221 (+28)
25.2M → Finish
6:51 | 6:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:55
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:31:42
Pace7:00 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:2420:306:3620:30
6:36
-
10K
6.21 mi10:47:5841:046:3720:34
6:37
+0:01
15K
9.32 mi11:08:381:01:446:3720:40
6:39
+0:02
20K
12.43 mi11:29:221:22:286:3820:44
6:40
+0:01
Half
13.11 mi11:33:491:26:556:384:27
6:31
-0:09
25K
15.53 mi11:49:531:42:596:3816:04
6:38
+0:07
30K
18.64 mi12:11:262:04:326:4121:33
6:56
+0:18
20M
20.00 mi12:21:232:14:296:439:57
7:19
+0:23
21M
21.00 mi12:29:112:22:176:477:48
7:48
+0:29
35K
21.75 mi12:34:152:27:216:475:04
6:46
-1:02
23M
23.00 mi12:43:072:36:136:488:52
7:05
+0:19
24M
24.00 mi12:49:542:43:006:486:47
6:47
-0:18
40K
24.85 mi12:55:582:49:046:486:04
7:06
+0:19
25.2M
25.20 mi12:58:402:51:466:492:42
7:50
+0:44
Finish
26.22 mi13:05:312:58:376:496:51
6:43
-1:07

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

6:31 /mi

Average Pace

6:49 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:27

2% of race

Time at Steady Pace

2:18:47

78% of race

Time at Slower Pace

35:23

20% of race

Average Pace: 6:49 /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 mi10:27:2420:306:3620:30
6:36
#4606
10K
6.21 mi10:47:5841:046:3720:34
6:37
#4583
15K
9.32 mi11:08:381:01:446:3720:40
6:39
#4574
20K
12.43 mi11:29:221:22:286:3820:44
6:40
#4447
Half
13.11 mi11:33:491:26:556:384:27
6:31
#4413
25K
15.53 mi11:49:531:42:596:3816:04
6:38
#4216
30K
18.64 mi12:11:262:04:326:4121:33
6:56
#4160
20M
20.00 mi12:21:232:14:296:439:57
7:19
#4300
21M
21.00 mi12:29:112:22:176:477:48
7:48
#4417
35K
21.75 mi12:34:152:27:216:475:04
6:46
#4368
23M
23.00 mi12:43:072:36:136:488:52
7:05
#4323
24M
24.00 mi12:49:542:43:006:486:47
6:47
#4240
40K
24.85 mi12:55:582:49:046:486:04
7:06
#4234
25.2M
25.20 mi12:58:402:51:466:492:42
7:50
#4249
Finish
26.22 mi13:05:312:58:376:496:51
6:43
#4221
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi46062782784690(Top 17%)296(Top 2%)296(Top 5%)
10K6.21 mi3.10 mi4583+23274+4274+44644(Top 16%)286(Top 2%)286(Top 5%)
15K9.32 mi3.11 mi4574+9275-1275-14690(Top 17%)296(Top 2%)296(Top 5%)
20K12.43 mi3.11 mi4447+127266+9266+94225(Top 15%)261(Top 2%)261(Top 5%)
Half13.11 mi0.68 mi4413+34262+4262+43914(Top 14%)221(Top 2%)221(Top 4%)
25K15.53 mi2.42 mi4216+197249+13249+133652(Top 13%)208(Top 2%)208(Top 4%)
30K18.64 mi3.11 mi4160+56253-4253-44324(Top 15%)347(Top 3%)347(Top 6%)
20M20.00 mi1.36 mi4300-140273-20273-205943(Top 21%)763(Top 6%)763(Top 14%)
21M21.00 mi1.00 mi4417-117305-32305-326206(Top 22%)984(Top 8%)984(Top 18%)
35K21.75 mi0.75 mi4368+49304+1304+14002(Top 14%)396(Top 3%)396(Top 7%)
23M23.00 mi1.25 mi4323+45303+1303+14253(Top 15%)462(Top 4%)462(Top 8%)
24M24.00 mi1.00 mi4240+83306-3306-33442(Top 12%)339(Top 3%)339(Top 6%)
40K24.85 mi0.85 mi4234+6312-6312-64473(Top 16%)620(Top 5%)620(Top 11%)
25.2M25.20 mi0.35 mi4249-15320-8320-85076(Top 18%)874(Top 7%)874(Top 16%)
Finish26.22 mi1.02 mi4221+28322-2322-24042(Top 14%)560(Top 5%)560(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4690

Females

296

F18-39

296

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4644

Females

286

F18-39

286

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4690

Females

296

F18-39

296

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

4225

Females

261

F18-39

261

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3914

Females

221

F18-39

221

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3652

Females

208

F18-39

208

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4324

Females

347

F18-39

347

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5943

Females

763

F18-39

763

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

6206

Females

984

F18-39

984

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

4002

Females

396

F18-39

396

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4253

Females

462

F18-39

462

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3442

Females

339

F18-39

339

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4473

Females

620

F18-39

620

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5076

Females

874

F18-39

874

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

4042

Females

560

F18-39

560

Passing Analysis

Category:
Athletes Passed
1318
Passed By
933
Net Change
+385
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4606
5K → 10K185162+23#4606#4583
10K → 15K10798+9#4583#4574
15K → 20K17245+127#4574#4447
20K → Half384+34#4447#4413
Half → 25K2047+197#4413#4216
25K → 30K164108+56#4216#4160
30K → 20M36176-140#4160#4300
20M → 21M36153-117#4300#4417
21M → 35K6819+49#4417#4368
35K → 23M8742+45#4368#4323
23M → 24M10421+83#4323#4240
24M → 40K4438+6#4240#4234
40K → 25.2M1732-15#4234#4249
25.2M → Finish5628+28#4249#4221
TOTALS1318933+385
📊

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