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BOSTON MARATHON 2025

Lauren Kennedy

Bib: 30829•F

MA

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
35:13
Rank: #27879
Start → 5K
35:13 | 11:20/mi
10K· 6.21 mi
1:10:16
Rank: #27645 (+234)
5K → 10K
35:03 | 11:17/mi
15K· 9.32 mi
1:45:19
Rank: #27442 (+203)
10K → 15K
35:03 | 11:17/mi
20K· 12.43 mi
2:21:19
Rank: #27239 (+203)
15K → 20K
36:00 | 11:35/mi
Half· 13.11 mi
2:29:12
Rank: #27236 (+3)
20K → Half
7:53 | 11:33/mi
25K· 15.53 mi
2:59:53
Rank: #27188 (+48)
Half → 25K
30:41 | 12:39/mi
30K· 18.64 mi
3:41:13
Rank: #27159 (+29)
25K → 30K
41:20 | 13:18/mi
20M
3:58:52
Rank: #27131 (+28)
30K → 20M
17:39 | 12:59/mi
21M
4:12:09
Rank: #27077 (+54)
20M → 21M
13:17 | 13:17/mi
35K· 21.75 mi
4:22:30
Rank: #27097 (-20)
21M → 35K
10:21 | 13:50/mi
23M
4:40:52
Rank: #27163 (-66)
35K → 23M
18:22 | 14:40/mi
24M
4:53:14
Rank: #27142 (+21)
23M → 24M
12:22 | 12:22/mi
40K· 24.85 mi
5:03:50
Rank: #27107 (+35)
24M → 40K
10:36 | 12:24/mi
25.2M
5:08:31
Rank: #27092 (+15)
40K → 25.2M
4:41 | 13:35/mi
Finish· 26.22 mi
5:20:15
Rank: #27077 (+15)
25.2M → Finish
11:44 | 11:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:29:12
Pace11:23 /mi
2nd Half
Distance13.11 mi
Time2:51:03
Pace13:03 /mi
📊Positive Split: 14.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:3435:1311:2035:13
11:20
-
10K
6.21 mi12:33:371:10:1611:1835:03
11:17
-0:03
15K
9.32 mi13:08:401:45:1911:1835:03
11:17
0:00
20K
12.43 mi13:44:402:21:1911:2236:00
11:35
+0:18
Half
13.11 mi13:52:332:29:1211:237:53
11:33
-0:02
25K
15.53 mi14:23:142:59:5311:3530:41
12:39
+1:06
30K
18.64 mi15:04:343:41:1311:5241:20
13:18
+0:39
20M
20.00 mi15:22:133:58:5211:5717:39
12:59
-0:19
21M
21.00 mi15:35:304:12:0912:0013:17
13:17
+0:18
35K
21.75 mi15:45:514:22:3012:0410:21
13:50
+0:33
23M
23.00 mi16:04:134:40:5212:1318:22
14:40
+0:50
24M
24.00 mi16:16:354:53:1412:1312:22
12:22
-2:18
40K
24.85 mi16:27:115:03:5012:1310:36
12:24
+0:02
25.2M
25.20 mi16:31:525:08:3112:154:41
13:35
+1:11
Finish
26.22 mi16:43:365:20:1512:1311:44
11:31
-2:04

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

11:17 /mi

Average Pace

12:13 /mi

Slowest Pace

14:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:56

50% of race

Time at Steady Pace

53:39

17% of race

Time at Slower Pace

1:45:40

33% of race

Average Pace: 12:13 /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 mi11:58:3435:1311:2035:13
11:20
#27879
10K
6.21 mi12:33:371:10:1611:1835:03
11:17
#27645
15K
9.32 mi13:08:401:45:1911:1835:03
11:17
#27442
20K
12.43 mi13:44:402:21:1911:2236:00
11:35
#27239
Half
13.11 mi13:52:332:29:1211:237:53
11:33
#27236
25K
15.53 mi14:23:142:59:5311:3530:41
12:39
#27188
30K
18.64 mi15:04:343:41:1311:5241:20
13:18
#27159
20M
20.00 mi15:22:133:58:5211:5717:39
12:59
#27131
21M
21.00 mi15:35:304:12:0912:0013:17
13:17
#27077
35K
21.75 mi15:45:514:22:3012:0410:21
13:50
#27097
23M
23.00 mi16:04:134:40:5212:1318:22
14:40
#27163
24M
24.00 mi16:16:354:53:1412:1312:22
12:22
#27142
40K
24.85 mi16:27:115:03:5012:1310:36
12:24
#27107
25.2M
25.20 mi16:31:525:08:3112:154:41
13:35
#27092
Finish
26.22 mi16:43:365:20:1512:1311:44
11:31
#27077
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi27879118841188427015(Top 95%)11383(Top 93%)11383(Top 208%)
10K6.21 mi3.10 mi27645+23411731+15311731+15327368(Top 96%)11586(Top 95%)11586(Top 212%)
15K9.32 mi3.11 mi27442+20311621+11011621+11027015(Top 95%)11383(Top 93%)11383(Top 208%)
20K12.43 mi3.11 mi27239+20311506+11511506+11526722(Top 94%)11229(Top 92%)11229(Top 205%)
Half13.11 mi0.68 mi27236+311509-311509-327099(Top 95%)11472(Top 94%)11472(Top 210%)
25K15.53 mi2.42 mi27188+4811489+2011489+2027045(Top 95%)11454(Top 94%)11454(Top 209%)
30K18.64 mi3.11 mi27159+2911495-611495-626964(Top 95%)11472(Top 94%)11472(Top 210%)
20M20.00 mi1.36 mi27131+2811484+1111484+1126429(Top 93%)11246(Top 92%)11246(Top 206%)
21M21.00 mi1.00 mi27077+5411460+2411460+2425409(Top 89%)10770(Top 88%)10770(Top 197%)
35K21.75 mi0.75 mi27097-2011476-1611476-1627590(Top 97%)11901(Top 97%)11901(Top 218%)
23M23.00 mi1.25 mi27163-6611522-4611522-4627738(Top 98%)11972(Top 98%)11972(Top 219%)
24M24.00 mi1.00 mi27142+2111519+311519+326138(Top 92%)11197(Top 92%)11197(Top 205%)
40K24.85 mi0.85 mi27107+3511505+1411505+1425510(Top 90%)10919(Top 89%)10919(Top 200%)
25.2M25.20 mi0.35 mi27092+1511499+611499+625758(Top 91%)11075(Top 91%)11075(Top 203%)
Finish26.22 mi1.02 mi27077+1511495+411495+426141(Top 92%)11217(Top 92%)11217(Top 205%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21stories
+97ft-345ft

Overall

27015

Females

11383

F18-39

11383

5K→10K

3.1 - 6.2 mi

Top 96%
×5stories
+79ft-138ft

Overall

27368

Females

11586

F18-39

11586

10K→15K

6.2 - 9.3 mi

Top 95%
×3stories
+67ft-78ft

Overall

27015

Females

11383

F18-39

11383

15K→20K

9.3 - 12.4 mi

Top 94%
×5stories
+106ft-86ft

Overall

26722

Females

11229

F18-39

11229

20K→Half

12.4 - 13.1 mi

Top 95%
×2stories
+19ft-37ft

Overall

27099

Females

11472

F18-39

11472

Half→25K

13.1 - 15.5 mi

Top 95%
×4stories
+66ft-88ft

Overall

27045

Females

11454

F18-39

11454

25K→30K

15.5 - 18.6 mi

Top 95%
×9stories
+181ft-148ft

Overall

26964

Females

11472

F18-39

11472

30K→20M

18.6 - 20.0 mi

Top 93%
×5stories
+64ft-50ft

Overall

26429

Females

11246

F18-39

11246

20M→21M

20.0 - 21.0 mi

Top 89%
×8stories
+106ft-24ft

Overall

25409

Females

10770

F18-39

10770

21M→35K

21.0 - 21.8 mi

Top 97%
×7stories
+17ft-86ft

Overall

27590

Females

11901

F18-39

11901

35K→23M

21.8 - 23.0 mi

Top 98%
×5stories
+23ft-63ft

Overall

27738

Females

11972

F18-39

11972

23M→24M

23.0 - 24.0 mi

Top 92%
×6stories
+12ft-82ft

Overall

26138

Females

11197

F18-39

11197

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

25510

Females

10919

F18-39

10919

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

25758

Females

11075

F18-39

11075

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2stories
+22ft-21ft

Overall

26141

Females

11217

F18-39

11217

Passing Analysis

Category:
Athletes Passed
1125
Passed By
323
Net Change
+802
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27879
5K → 10K24915+234#27879#27645
10K → 15K21512+203#27645#27442
15K → 20K22017+203#27442#27239
20K → Half1916+3#27239#27236
Half → 25K10254+48#27236#27188
25K → 30K8657+29#27188#27159
30K → 20M5022+28#27159#27131
20M → 21M573+54#27131#27077
21M → 35K929-20#27077#27097
35K → 23M672-66#27097#27163
23M → 24M3413+21#27163#27142
24M → 40K361+35#27142#27107
40K → 25.2M161+15#27107#27092
25.2M → Finish2611+15#27092#27077
TOTALS1125323+802
📊

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