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BOSTON MARATHON 2025

Kaley Aldrich

Bib: 28105•F

NY

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
34:26
Rank: #27639
Start → 5K
34:26 | 11:05/mi
10K· 6.21 mi
1:13:06
Rank: #27999 (-360)
5K → 10K
38:40 | 12:27/mi
15K· 9.32 mi
1:53:19
Rank: #28076 (-77)
10K → 15K
40:13 | 12:57/mi
20K· 12.43 mi
2:35:00
Rank: #28091 (-15)
15K → 20K
41:41 | 13:25/mi
Half· 13.11 mi
2:44:30
Rank: #28117 (-26)
20K → Half
9:30 | 13:55/mi
25K· 15.53 mi
3:17:17
Rank: #28074 (+43)
Half → 25K
32:47 | 13:31/mi
30K· 18.64 mi
4:10:01
Rank: #28248 (-174)
25K → 30K
52:44 | 16:58/mi
20M
4:32:41
Rank: #28272 (-24)
30K → 20M
22:40 | 16:41/mi
21M
4:48:19
Rank: #28266 (+6)
20M → 21M
15:38 | 15:38/mi
35K· 21.75 mi
5:00:16
Rank: #28273 (-7)
21M → 35K
11:57 | 15:58/mi
23M
5:17:19
Rank: #28260 (+13)
35K → 23M
17:03 | 13:37/mi
24M
5:30:15
Rank: #28239 (+21)
23M → 24M
12:56 | 12:56/mi
40K· 24.85 mi
5:42:18
Rank: #28226 (+13)
24M → 40K
12:03 | 14:06/mi
25.2M
5:47:24
Rank: #28219 (+7)
40K → 25.2M
5:06 | 14:47/mi
Finish· 26.22 mi
5:59:57
Rank: #28193 (+26)
25.2M → Finish
12:33 | 12:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:44:30
Pace12:33 /mi
2nd Half
Distance13.11 mi
Time3:15:27
Pace14:55 /mi
📊Positive Split: 18.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2134:2611:0534:26
11:05
-
10K
6.21 mi12:30:011:13:0611:4638:40
12:27
+1:22
15K
9.32 mi13:10:141:53:1912:0940:13
12:57
+0:30
20K
12.43 mi13:51:552:35:0012:2841:41
13:25
+0:28
Half
13.11 mi14:01:252:44:3012:339:30
13:55
+0:30
25K
15.53 mi14:34:123:17:1712:4232:47
13:31
-0:24
30K
18.64 mi15:26:564:10:0113:2552:44
16:58
+3:27
20M
20.00 mi15:49:364:32:4113:3822:40
16:41
-0:17
21M
21.00 mi16:05:144:48:1913:4415:38
15:38
-1:03
35K
21.75 mi16:17:115:00:1613:4811:57
15:58
+0:20
23M
23.00 mi16:34:145:17:1913:4817:03
13:37
-2:21
24M
24.00 mi16:47:105:30:1513:4612:56
12:56
-0:41
40K
24.85 mi16:59:135:42:1813:4612:03
14:06
+1:10
25.2M
25.20 mi17:04:195:47:2413:475:06
14:47
+0:41
Finish
26.22 mi17:16:525:59:5713:4412:33
12:19
-2:28

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

11:05 /mi

Average Pace

13:44 /mi

Slowest Pace

16:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:39

24% of race

Time at Steady Pace

2:46:13

46% of race

Time at Slower Pace

1:48:05

30% of race

Average Pace: 13:44 /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 mi11:51:2134:2611:0534:26
11:05
#27639
10K
6.21 mi12:30:011:13:0611:4638:40
12:27
#27999
15K
9.32 mi13:10:141:53:1912:0940:13
12:57
#28076
20K
12.43 mi13:51:552:35:0012:2841:41
13:25
#28091
Half
13.11 mi14:01:252:44:3012:339:30
13:55
#28117
25K
15.53 mi14:34:123:17:1712:4232:47
13:31
#28074
30K
18.64 mi15:26:564:10:0113:2552:44
16:58
#28248
20M
20.00 mi15:49:364:32:4113:3822:40
16:41
#28272
21M
21.00 mi16:05:144:48:1913:4415:38
15:38
#28266
35K
21.75 mi16:17:115:00:1613:4811:57
15:58
#28273
23M
23.00 mi16:34:145:17:1913:4817:03
13:37
#28260
24M
24.00 mi16:47:105:30:1513:4612:56
12:56
#28239
40K
24.85 mi16:59:135:42:1813:4612:03
14:06
#28226
25.2M
25.20 mi17:04:195:47:2413:475:06
14:47
#28219
Finish
26.22 mi17:16:525:59:5713:4412:33
12:19
#28193
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi27639117301173028155(Top 99%)12080(Top 99%)12080(Top 221%)
10K6.21 mi3.10 mi27999-36011962-23211962-23228161(Top 99%)12079(Top 99%)12079(Top 221%)
15K9.32 mi3.11 mi28076-7712016-5412016-5428155(Top 99%)12080(Top 99%)12080(Top 221%)
20K12.43 mi3.11 mi28091-1512033-1712033-1728032(Top 99%)12018(Top 98%)12018(Top 220%)
Half13.11 mi0.68 mi28117-2612049-1612049-1628258(Top 99%)12158(Top 99%)12158(Top 222%)
25K15.53 mi2.42 mi28074+4312021+2812021+2827627(Top 97%)11790(Top 96%)11790(Top 216%)
30K18.64 mi3.11 mi28248-17412144-12312144-12328346(Top 100%)12205(Top 100%)12205(Top 223%)
20M20.00 mi1.36 mi28272-2412161-1712161-1728277(Top 100%)12181(Top 100%)12181(Top 223%)
21M21.00 mi1.00 mi28266+6121611216127623(Top 97%)11875(Top 97%)11875(Top 217%)
35K21.75 mi0.75 mi28273-712163-212163-228231(Top 99%)12166(Top 99%)12166(Top 222%)
23M23.00 mi1.25 mi28260+1312162+112162+126981(Top 95%)11596(Top 95%)11596(Top 212%)
24M24.00 mi1.00 mi28239+2112152+1012152+1026785(Top 94%)11527(Top 94%)11527(Top 211%)
40K24.85 mi0.85 mi28226+1312146+612146+627247(Top 96%)11766(Top 96%)11766(Top 215%)
25.2M25.20 mi0.35 mi28219+712140+612140+626967(Top 95%)11652(Top 95%)11652(Top 213%)
Finish26.22 mi1.02 mi28193+2612130+1012130+1027124(Top 95%)11683(Top 96%)11683(Top 214%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21stories
+97ft-345ft

Overall

28155

Females

12080

F18-39

12080

5K→10K

3.1 - 6.2 mi

Top 99%
×5stories
+79ft-138ft

Overall

28161

Females

12079

F18-39

12079

10K→15K

6.2 - 9.3 mi

Top 99%
×3stories
+67ft-78ft

Overall

28155

Females

12080

F18-39

12080

15K→20K

9.3 - 12.4 mi

Top 99%
×5stories
+106ft-86ft

Overall

28032

Females

12018

F18-39

12018

20K→Half

12.4 - 13.1 mi

Top 99%
×2stories
+19ft-37ft

Overall

28258

Females

12158

F18-39

12158

Half→25K

13.1 - 15.5 mi

Top 97%
×4stories
+66ft-88ft

Overall

27627

Females

11790

F18-39

11790

25K→30K

15.5 - 18.6 mi

Top 100%
×9stories
+181ft-148ft

Overall

28346

Females

12205

F18-39

12205

30K→20M

18.6 - 20.0 mi

Top 100%
×5stories
+64ft-50ft

Overall

28277

Females

12181

F18-39

12181

20M→21M

20.0 - 21.0 mi

Top 97%
×8stories
+106ft-24ft

Overall

27623

Females

11875

F18-39

11875

21M→35K

21.0 - 21.8 mi

Top 99%
×7stories
+17ft-86ft

Overall

28231

Females

12166

F18-39

12166

35K→23M

21.8 - 23.0 mi

Top 95%
×5stories
+23ft-63ft

Overall

26981

Females

11596

F18-39

11596

23M→24M

23.0 - 24.0 mi

Top 94%
×6stories
+12ft-82ft

Overall

26785

Females

11527

F18-39

11527

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

27247

Females

11766

F18-39

11766

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

26967

Females

11652

F18-39

11652

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2stories
+22ft-21ft

Overall

27124

Females

11683

F18-39

11683

Passing Analysis

Category:
Athletes Passed
226
Passed By
780
Net Change
-554
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27639
5K → 10K9369-360#27639#27999
10K → 15K2097-77#27999#28076
15K → 20K3651-15#28076#28091
20K → Half329-26#28091#28117
Half → 25K518+43#28117#28074
25K → 30K5179-174#28074#28248
30K → 20M226-24#28248#28272
20M → 21M93+6#28272#28266
21M → 35K310-7#28266#28273
35K → 23M174+13#28273#28260
23M → 24M221+21#28260#28239
24M → 40K152+13#28239#28226
40K → 25.2M81+7#28226#28219
25.2M → Finish260+26#28219#28193
TOTALS226780-554
📊

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