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BOSTON MARATHON 2025

Cailey Mcdonough

Bib: 14837•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 41%
Gender (Female)
#0 / 12228
Top 25%
Division (F18-39)
#0 / 5469
Top 42%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:53
Rank: #13875
Start → 5K
23:53 | 7:41/mi
10K· 6.21 mi
47:45
Rank: #13795 (+80)
5K → 10K
23:52 | 7:41/mi
15K· 9.32 mi
1:11:33
Rank: #13549 (+246)
10K → 15K
23:48 | 7:40/mi
20K· 12.43 mi
1:35:24
Rank: #13165 (+384)
15K → 20K
23:51 | 7:41/mi
Half· 13.11 mi
1:40:38
Rank: #13160 (+5)
20K → Half
5:14 | 7:40/mi
25K· 15.53 mi
1:59:24
Rank: #12919 (+241)
Half → 25K
18:46 | 7:44/mi
30K· 18.64 mi
2:23:58
Rank: #12459 (+460)
25K → 30K
24:34 | 7:54/mi
20M
2:34:48
Rank: #12242 (+217)
30K → 20M
10:50 | 7:58/mi
21M
2:43:02
Rank: #11993 (+249)
20M → 21M
8:14 | 8:14/mi
35K· 21.75 mi
2:48:56
Rank: #11953 (+40)
21M → 35K
5:54 | 7:53/mi
23M
2:58:59
Rank: #11823 (+130)
35K → 23M
10:03 | 8:02/mi
24M
3:07:07
Rank: #11819 (+4)
23M → 24M
8:08 | 8:08/mi
40K· 24.85 mi
3:14:03
Rank: #11755 (+64)
24M → 40K
6:56 | 8:07/mi
25.2M
3:17:01
Rank: #11706 (+49)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:24:40
Rank: #11573 (+133)
25.2M → Finish
7:39 | 7:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:38
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time1:44:02
Pace7:56 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:3323:537:4123:53
7:41
-
10K
6.21 mi11:18:2547:457:4123:52
7:41
0:00
15K
9.32 mi11:42:131:11:337:4123:48
7:40
-0:01
20K
12.43 mi12:06:041:35:247:4123:51
7:41
+0:01
Half
13.11 mi12:11:181:40:387:415:14
7:40
-0:01
25K
15.53 mi12:30:041:59:247:4118:46
7:44
+0:04
30K
18.64 mi12:54:382:23:587:4324:34
7:54
+0:10
20M
20.00 mi13:05:282:34:487:4410:50
7:58
+0:04
21M
21.00 mi13:13:422:43:027:468:14
8:14
+0:16
35K
21.75 mi13:19:362:48:567:465:54
7:53
-0:21
23M
23.00 mi13:29:392:58:597:4710:03
8:02
+0:09
24M
24.00 mi13:37:473:07:077:488:08
8:08
+0:06
40K
24.85 mi13:44:433:14:037:486:56
8:07
-0:01
25.2M
25.20 mi13:47:413:17:017:492:58
8:36
+0:29
Finish
26.22 mi13:55:203:24:407:497:39
7:30
-1:06

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

7:30 /mi

Average Pace

7:49 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21:42

99% of race

Time at Steady Pace

2:58

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:48 /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 mi10:54:3323:537:4123:53
7:41
#13875
10K
6.21 mi11:18:2547:457:4123:52
7:41
#13795
15K
9.32 mi11:42:131:11:337:4123:48
7:40
#13549
20K
12.43 mi12:06:041:35:247:4123:51
7:41
#13165
Half
13.11 mi12:11:181:40:387:415:14
7:40
#13160
25K
15.53 mi12:30:041:59:247:4118:46
7:44
#12919
30K
18.64 mi12:54:382:23:587:4324:34
7:54
#12459
20M
20.00 mi13:05:282:34:487:4410:50
7:58
#12242
21M
21.00 mi13:13:422:43:027:468:14
8:14
#11993
35K
21.75 mi13:19:362:48:567:465:54
7:53
#11953
23M
23.00 mi13:29:392:58:597:4710:03
8:02
#11823
24M
24.00 mi13:37:473:07:077:488:08
8:08
#11819
40K
24.85 mi13:44:433:14:037:486:56
8:07
#11755
25.2M
25.20 mi13:47:413:17:017:492:58
8:36
#11706
Finish
26.22 mi13:55:203:24:407:497:39
7:30
#11573
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi138753821382113149(Top 46%)3529(Top 29%)3529(Top 65%)
10K6.21 mi3.10 mi13795+803821382113721(Top 48%)3788(Top 31%)3788(Top 69%)
15K9.32 mi3.11 mi13549+2463715+1063715+10613149(Top 46%)3529(Top 29%)3529(Top 65%)
20K12.43 mi3.11 mi13165+3843533+1823533+18212209(Top 43%)3114(Top 25%)3114(Top 57%)
Half13.11 mi0.68 mi13160+53535-23535-213185(Top 46%)3585(Top 29%)3585(Top 66%)
25K15.53 mi2.42 mi12919+2413429+1063429+10611884(Top 42%)3059(Top 25%)3059(Top 56%)
30K18.64 mi3.11 mi12459+4603246+1833246+18310714(Top 38%)2656(Top 22%)2656(Top 49%)
20M20.00 mi1.36 mi12242+2173165+813165+8110287(Top 36%)2588(Top 21%)2588(Top 47%)
21M21.00 mi1.00 mi11993+2493066+993066+998826(Top 31%)2092(Top 17%)2092(Top 38%)
35K21.75 mi0.75 mi11953+403067-13067-111486(Top 40%)3358(Top 27%)3358(Top 61%)
23M23.00 mi1.25 mi11823+1303041+263041+2610249(Top 36%)2867(Top 23%)2867(Top 52%)
24M24.00 mi1.00 mi11819+43081-403081-4012151(Top 43%)3867(Top 32%)3867(Top 71%)
40K24.85 mi0.85 mi11755+643073+83073+810968(Top 39%)3385(Top 28%)3385(Top 62%)
25.2M25.20 mi0.35 mi11706+493066+73066+79513(Top 33%)2790(Top 23%)2790(Top 51%)
Finish26.22 mi1.02 mi11573+1333043+233043+239275(Top 33%)2662(Top 22%)2662(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

13149

Females

3529

F18-39

3529

5K→10K

3.1 - 6.2 mi

Top 48%
×5stories
+79ft-138ft

Overall

13721

Females

3788

F18-39

3788

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

13149

Females

3529

F18-39

3529

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

12209

Females

3114

F18-39

3114

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

13185

Females

3585

F18-39

3585

Half→25K

13.1 - 15.5 mi

Top 42%
×4stories
+66ft-88ft

Overall

11884

Females

3059

F18-39

3059

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10714

Females

2656

F18-39

2656

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

10287

Females

2588

F18-39

2588

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8826

Females

2092

F18-39

2092

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

11486

Females

3358

F18-39

3358

35K→23M

21.8 - 23.0 mi

Top 36%
×5stories
+23ft-63ft

Overall

10249

Females

2867

F18-39

2867

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

12151

Females

3867

F18-39

3867

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10968

Females

3385

F18-39

3385

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

9513

Females

2790

F18-39

2790

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9275

Females

2662

F18-39

2662

Passing Analysis

Category:
Athletes Passed
3054
Passed By
752
Net Change
+2302
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13875
5K → 10K316236+80#13875#13795
10K → 15K34094+246#13795#13549
15K → 20K41228+384#13549#13165
20K → Half3429+5#13165#13160
Half → 25K29251+241#13160#12919
25K → 30K49737+460#12919#12459
30K → 20M23922+217#12459#12242
20M → 21M2589+249#12242#11993
21M → 35K7838+40#11993#11953
35K → 23M17747+130#11953#11823
23M → 24M8076+4#11823#11819
24M → 40K9935+64#11819#11755
40K → 25.2M6516+49#11755#11706
25.2M → Finish16734+133#11706#11573
TOTALS3054752+2302
📊

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