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BOSTON MARATHON 2025

Renee Kearns

Bib: 7572•F

CO

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
25:53
Rank: #18923
Start → 5K
25:53 | 8:20/mi
10K· 6.21 mi
53:06
Rank: #20115 (-1192)
5K → 10K
27:13 | 8:46/mi
15K· 9.32 mi
1:19:20
Rank: #19749 (+366)
10K → 15K
26:14 | 8:27/mi
20K· 12.43 mi
1:47:19
Rank: #20062 (-313)
15K → 20K
27:59 | 9:00/mi
Half· 13.11 mi
1:53:08
Rank: #20017 (+45)
20K → Half
5:49 | 8:32/mi
25K· 15.53 mi
2:15:25
Rank: #20164 (-147)
Half → 25K
22:17 | 9:11/mi
30K· 18.64 mi
2:43:34
Rank: #19727 (+437)
25K → 30K
28:09 | 9:04/mi
20M
2:55:19
Rank: #19379 (+348)
30K → 20M
11:45 | 8:39/mi
21M
3:04:10
Rank: #19013 (+366)
20M → 21M
8:51 | 8:51/mi
35K· 21.75 mi
3:10:56
Rank: #18993 (+20)
21M → 35K
6:46 | 9:03/mi
23M
3:22:20
Rank: #18851 (+142)
35K → 23M
11:24 | 9:06/mi
24M
3:30:47
Rank: #18654 (+197)
23M → 24M
8:27 | 8:27/mi
40K· 24.85 mi
3:38:07
Rank: #18456 (+198)
24M → 40K
7:20 | 8:35/mi
25.2M
3:41:43
Rank: #18470 (-14)
40K → 25.2M
3:36 | 10:26/mi
Finish· 26.22 mi
3:49:56
Rank: #18310 (+160)
25.2M → Finish
8:13 | 8:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:08
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time1:56:48
Pace8:55 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:5825:538:2025:53
8:20
-
10K
6.21 mi11:19:1153:068:3327:13
8:46
+0:26
15K
9.32 mi11:45:251:19:208:3126:14
8:27
-0:19
20K
12.43 mi12:13:241:47:198:3827:59
9:00
+0:33
Half
13.11 mi12:19:131:53:088:385:49
8:32
-0:28
25K
15.53 mi12:41:302:15:258:4322:17
9:11
+0:39
30K
18.64 mi13:09:392:43:348:4628:09
9:04
-0:07
20M
20.00 mi13:21:242:55:198:4611:45
8:39
-0:25
21M
21.00 mi13:30:153:04:108:468:51
8:51
+0:12
35K
21.75 mi13:37:013:10:568:476:46
9:03
+0:12
23M
23.00 mi13:48:253:22:208:4811:24
9:06
+0:03
24M
24.00 mi13:56:523:30:478:478:27
8:27
-0:39
40K
24.85 mi14:04:123:38:078:477:20
8:35
+0:08
25.2M
25.20 mi14:07:483:41:438:483:36
10:26
+1:51
Finish
26.22 mi14:16:013:49:568:478:13
8:04
-2:22

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

8:04 /mi

Average Pace

8:47 /mi

Slowest Pace

10:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:08:47

30% of race

Time at Steady Pace

1:28:57

39% of race

Time at Slower Pace

1:12:12

31% of race

Average Pace: 8:46 /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 mi10:51:5825:538:2025:53
8:20
#18923
10K
6.21 mi11:19:1153:068:3327:13
8:46
#20115
15K
9.32 mi11:45:251:19:208:3126:14
8:27
#19749
20K
12.43 mi12:13:241:47:198:3827:59
9:00
#20062
Half
13.11 mi12:19:131:53:088:385:49
8:32
#20017
25K
15.53 mi12:41:302:15:258:4322:17
9:11
#20164
30K
18.64 mi13:09:392:43:348:4628:09
9:04
#19727
20M
20.00 mi13:21:242:55:198:4611:45
8:39
#19379
21M
21.00 mi13:30:153:04:108:468:51
8:51
#19013
35K
21.75 mi13:37:013:10:568:476:46
9:03
#18993
23M
23.00 mi13:48:253:22:208:4811:24
9:06
#18851
24M
24.00 mi13:56:523:30:478:478:27
8:27
#18654
40K
24.85 mi14:04:123:38:078:477:20
8:35
#18456
25.2M
25.20 mi14:07:483:41:438:483:36
10:26
#18470
Finish
26.22 mi14:16:013:49:568:478:13
8:04
#18310
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi189236866686619007(Top 67%)6905(Top 56%)6905(Top 126%)
10K6.21 mi3.10 mi20115-11927540-6747540-67421208(Top 75%)8142(Top 67%)8142(Top 149%)
15K9.32 mi3.11 mi19749+3667321+2197321+21919007(Top 67%)6905(Top 56%)6905(Top 126%)
20K12.43 mi3.11 mi20062-3137505-1847505-18421012(Top 74%)8062(Top 66%)8062(Top 147%)
Half13.11 mi0.68 mi20017+457484+217484+2119403(Top 68%)7124(Top 58%)7124(Top 130%)
25K15.53 mi2.42 mi20164-1477582-987582-9820720(Top 73%)7930(Top 65%)7930(Top 145%)
30K18.64 mi3.11 mi19727+4377367+2157367+21517987(Top 63%)6568(Top 54%)6568(Top 120%)
20M20.00 mi1.36 mi19379+3487197+1707197+17014746(Top 52%)4921(Top 40%)4921(Top 90%)
21M21.00 mi1.00 mi19013+3667013+1847013+18412657(Top 45%)3967(Top 32%)3967(Top 73%)
35K21.75 mi0.75 mi18993+207017-47017-418472(Top 65%)7172(Top 59%)7172(Top 131%)
23M23.00 mi1.25 mi18851+1426966+516966+5116865(Top 59%)6372(Top 52%)6372(Top 117%)
24M24.00 mi1.00 mi18654+1976876+906876+9014241(Top 50%)4960(Top 41%)4960(Top 91%)
40K24.85 mi0.85 mi18456+1986797+796797+7913978(Top 49%)4964(Top 41%)4964(Top 91%)
25.2M25.20 mi0.35 mi18470-146811-146811-1418818(Top 66%)7529(Top 62%)7529(Top 138%)
Finish26.22 mi1.02 mi18310+1606750+616750+6113368(Top 47%)4647(Top 38%)4647(Top 85%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

19007

Females

6905

F18-39

6905

5K→10K

3.1 - 6.2 mi

Top 75%
×5stories
+79ft-138ft

Overall

21208

Females

8142

F18-39

8142

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

19007

Females

6905

F18-39

6905

15K→20K

9.3 - 12.4 mi

Top 74%
×5stories
+106ft-86ft

Overall

21012

Females

8062

F18-39

8062

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

19403

Females

7124

F18-39

7124

Half→25K

13.1 - 15.5 mi

Top 73%
×4stories
+66ft-88ft

Overall

20720

Females

7930

F18-39

7930

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

17987

Females

6568

F18-39

6568

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

14746

Females

4921

F18-39

4921

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

12657

Females

3967

F18-39

3967

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

18472

Females

7172

F18-39

7172

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

16865

Females

6372

F18-39

6372

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

14241

Females

4960

F18-39

4960

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13978

Females

4964

F18-39

4964

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18818

Females

7529

F18-39

7529

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

13368

Females

4647

F18-39

4647

Passing Analysis

Category:
Athletes Passed
2758
Passed By
2145
Net Change
+613
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18923
5K → 10K371229-1192#18923#20115
10K → 15K41448+366#20115#19749
15K → 20K108421-313#19749#20062
20K → Half5510+45#20062#20017
Half → 25K109256-147#20017#20164
25K → 30K47942+437#20164#19727
30K → 20M3491+348#19727#19379
20M → 21M3682+366#19379#19013
21M → 35K7151+20#19013#18993
35K → 23M16826+142#18993#18851
23M → 24M2014+197#18851#18654
24M → 40K2035+198#18654#18456
40K → 25.2M2337-14#18456#18470
25.2M → Finish17313+160#18470#18310
TOTALS27582145+613
📊

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