Boston Marathon logo
BOSTON MARATHON 2025

Kayla Cecil

Bib: 13581•F

TX

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 32%
Gender (Female)
#0 / 12228
Top 15%
Division (F18-39)
#0 / 5469
Top 27%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:29
Rank: #9811
Start → 5K
22:29 | 7:14/mi
10K· 6.21 mi
44:57
Rank: #9754 (+57)
5K → 10K
22:28 | 7:14/mi
15K· 9.32 mi
1:07:40
Rank: #9854 (-100)
10K → 15K
22:43 | 7:19/mi
20K· 12.43 mi
1:30:45
Rank: #9898 (-44)
15K → 20K
23:05 | 7:26/mi
Half· 13.11 mi
1:35:42
Rank: #9884 (+14)
20K → Half
4:57 | 7:15/mi
25K· 15.53 mi
1:54:05
Rank: #9948 (-64)
Half → 25K
18:23 | 7:35/mi
30K· 18.64 mi
2:18:19
Rank: #9874 (+74)
25K → 30K
24:14 | 7:48/mi
20M
2:28:59
Rank: #9786 (+88)
30K → 20M
10:40 | 7:51/mi
21M
2:37:11
Rank: #9688 (+98)
20M → 21M
8:12 | 8:12/mi
35K· 21.75 mi
2:42:35
Rank: #9542 (+146)
21M → 35K
5:24 | 7:13/mi
23M
2:52:00
Rank: #9318 (+224)
35K → 23M
9:25 | 7:31/mi
24M
2:59:27
Rank: #9196 (+122)
23M → 24M
7:27 | 7:27/mi
40K· 24.85 mi
3:06:05
Rank: #9135 (+61)
24M → 40K
6:38 | 7:45/mi
25.2M
3:09:07
Rank: #9139 (-4)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:16:48
Rank: #9132 (+7)
25.2M → Finish
7:41 | 7:32/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:42
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:41:06
Pace7:43 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2522:297:1422:29
7:14
-
10K
6.21 mi11:13:5344:577:1422:28
7:14
0:00
15K
9.32 mi11:36:361:07:407:1622:43
7:19
+0:05
20K
12.43 mi11:59:411:30:457:1823:05
7:26
+0:07
Half
13.11 mi12:04:381:35:427:184:57
7:15
-0:11
25K
15.53 mi12:23:011:54:057:2118:23
7:35
+0:20
30K
18.64 mi12:47:152:18:197:2524:14
7:48
+0:13
20M
20.00 mi12:57:552:28:597:2710:40
7:51
+0:03
21M
21.00 mi13:06:072:37:117:298:12
8:12
+0:21
35K
21.75 mi13:11:312:42:357:295:24
7:13
-0:59
23M
23.00 mi13:20:562:52:007:299:25
7:31
+0:18
24M
24.00 mi13:28:232:59:277:297:27
7:27
-0:04
40K
24.85 mi13:35:013:06:057:296:38
7:45
+0:18
25.2M
25.20 mi13:38:033:09:077:303:02
8:48
+1:03
Finish
26.22 mi13:45:443:16:487:317:41
7:32
-1:16

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

7:13 /mi

Average Pace

7:31 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

55:18

28% of race

Time at Steady Pace

1:28:44

45% of race

Time at Slower Pace

52:46

27% of race

Average Pace: 7:30 /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 mi10:51:2522:297:1422:29
7:14
#9811
10K
6.21 mi11:13:5344:577:1422:28
7:14
#9754
15K
9.32 mi11:36:361:07:407:1622:43
7:19
#9854
20K
12.43 mi11:59:411:30:457:1823:05
7:26
#9898
Half
13.11 mi12:04:381:35:427:184:57
7:15
#9884
25K
15.53 mi12:23:011:54:057:2118:23
7:35
#9948
30K
18.64 mi12:47:152:18:197:2524:14
7:48
#9874
20M
20.00 mi12:57:552:28:597:2710:40
7:51
#9786
21M
21.00 mi13:06:072:37:117:298:12
8:12
#9688
35K
21.75 mi13:11:312:42:357:295:24
7:13
#9542
23M
23.00 mi13:20:562:52:007:299:25
7:31
#9318
24M
24.00 mi13:28:232:59:277:297:27
7:27
#9196
40K
24.85 mi13:35:013:06:057:296:38
7:45
#9135
25.2M
25.20 mi13:38:033:09:077:303:02
8:48
#9139
Finish
26.22 mi13:45:443:16:487:317:41
7:32
#9132
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi98111724172410099(Top 36%)1929(Top 16%)1929(Top 35%)
10K6.21 mi3.10 mi9754+571698+261698+269769(Top 34%)1723(Top 14%)1723(Top 32%)
15K9.32 mi3.11 mi9854-1001776-781776-7810099(Top 36%)1929(Top 16%)1929(Top 35%)
20K12.43 mi3.11 mi9898-441819-431819-4310171(Top 36%)2038(Top 17%)2038(Top 37%)
Half13.11 mi0.68 mi9884+141814+51814+59674(Top 34%)1802(Top 15%)1802(Top 33%)
25K15.53 mi2.42 mi9948-641876-621876-6210610(Top 37%)2374(Top 19%)2374(Top 43%)
30K18.64 mi3.11 mi9874+741899-231899-239942(Top 35%)2255(Top 18%)2255(Top 41%)
20M20.00 mi1.36 mi9786+881895+41895+49380(Top 33%)2159(Top 18%)2159(Top 39%)
21M21.00 mi1.00 mi9688+981876+191876+198615(Top 30%)1989(Top 16%)1989(Top 36%)
35K21.75 mi0.75 mi9542+1461829+471829+476794(Top 24%)1215(Top 10%)1215(Top 22%)
23M23.00 mi1.25 mi9318+2241779+501779+506774(Top 24%)1308(Top 11%)1308(Top 24%)
24M24.00 mi1.00 mi9196+1221751+281751+287378(Top 26%)1608(Top 13%)1608(Top 29%)
40K24.85 mi0.85 mi9135+611763-121763-128506(Top 30%)2221(Top 18%)2221(Top 41%)
25.2M25.20 mi0.35 mi9139-41789-261789-2610633(Top 37%)3289(Top 27%)3289(Top 60%)
Finish26.22 mi1.02 mi9132+71824-351824-359501(Top 33%)2756(Top 23%)2756(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

10099

Females

1929

F18-39

1929

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

9769

Females

1723

F18-39

1723

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

10099

Females

1929

F18-39

1929

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

10171

Females

2038

F18-39

2038

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

9674

Females

1802

F18-39

1802

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

10610

Females

2374

F18-39

2374

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

9942

Females

2255

F18-39

2255

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

9380

Females

2159

F18-39

2159

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

8615

Females

1989

F18-39

1989

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6794

Females

1215

F18-39

1215

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6774

Females

1308

F18-39

1308

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

7378

Females

1608

F18-39

1608

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8506

Females

2221

F18-39

2221

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10633

Females

3289

F18-39

3289

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9501

Females

2756

F18-39

2756

Passing Analysis

Category:
Athletes Passed
2057
Passed By
1374
Net Change
+679
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9811
5K → 10K254196+57#9811#9754
10K → 15K139238-100#9754#9854
15K → 20K175218-44#9854#9898
20K → Half3521+14#9898#9884
Half → 25K130194-64#9884#9948
25K → 30K267193+74#9948#9874
30K → 20M15263+88#9874#9786
20M → 21M13840+98#9786#9688
21M → 35K1482+146#9688#9542
35K → 23M24117+224#9542#9318
23M → 24M15331+122#9318#9196
24M → 40K10544+61#9196#9135
40K → 25.2M3539-4#9135#9139
25.2M → Finish8578+7#9139#9132
TOTALS20571374+679
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing