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BOSTON MARATHON 2025

Kati Lucey Cowart

Bib: 13187•F

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0:00
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Overall
#0 / 28404
Top 42%
Gender (Female)
#0 / 12228
Top 26%
Division (F18-39)
#0 / 5469
Top 44%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:52
Rank: #10969
Start → 5K
7:22/mi
22:52 split
10K· 6.21 mi
45:07
Rank: #10006 (+963)
5K → 10K
7:10/mi
22:15 split
15K· 9.32 mi
1:07:32
Rank: #9715 (+291)
10K → 15K
7:13/mi
22:25 split
20K· 12.43 mi
1:31:11
Rank: #10195 (-480)
15K → 20K
7:37/mi
23:39 split
Half· 13.11 mi
1:36:33
Rank: #10447 (-252)
20K → Half
7:52/mi
5:22 split
25K· 15.53 mi
1:56:51
Rank: #11519 (-1072)
Half → 25K
8:22/mi
20:18 split
30K· 18.64 mi
2:23:10
Rank: #12082 (-563)
25K → 30K
8:28/mi
26:19 split
20M
2:34:37
Rank: #12161 (-79)
30K → 20M
8:26/mi
11:27 split
21M
2:43:27
Rank: #12162 (-1)
20M → 21M
8:50/mi
8:50 split
35K· 21.75 mi
2:49:41
Rank: #12241 (-79)
21M → 35K
8:20/mi
6:14 split
23M
3:00:02
Rank: #12182 (+59)
35K → 23M
8:16/mi
10:21 split
24M
3:08:14
Rank: #12198 (-16)
23M → 24M
8:12/mi
8:12 split
40K· 24.85 mi
3:15:18
Rank: #12161 (+37)
24M → 40K
8:16/mi
7:04 split
25.2M
3:18:16
Rank: #12093 (+68)
40K → 25.2M
8:36/mi
2:58 split
Finish· 26.22 mi
3:25:55
Rank: #11966 (+127)
25.2M → Finish
7:30/mi
7:39 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:33
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:49:22
Pace8:21 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4822:527:2222:52
7:22
-
10K
6.21 mi11:15:0345:077:1622:15
7:10
-0:12
15K
9.32 mi11:37:281:07:327:1522:25
7:13
+0:03
20K
12.43 mi12:01:071:31:117:2023:39
7:37
+0:24
Half
13.11 mi12:06:291:36:337:225:22
7:52
+0:15
25K
15.53 mi12:26:471:56:517:3120:18
8:22
+0:30
30K
18.64 mi12:53:062:23:107:4126:19
8:28
+0:06
20M
20.00 mi13:04:332:34:377:4411:27
8:26
-0:02
21M
21.00 mi13:13:232:43:277:478:50
8:50
+0:24
35K
21.75 mi13:19:372:49:417:486:14
8:20
-0:30
23M
23.00 mi13:29:583:00:027:5010:21
8:16
-0:04
24M
24.00 mi13:38:103:08:147:518:12
8:12
-0:04
40K
24.85 mi13:45:143:15:187:517:04
8:16
+0:04
25.2M
25.20 mi13:48:123:18:167:522:58
8:36
+0:20
Finish
26.22 mi13:55:513:25:557:527:39
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

7:10 /mi

Average Pace

7:52 /mi

Slowest Pace

8:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:12

51% of race

Time at Steady Pace

1:29:55

44% of race

Time at Slower Pace

11:48

6% of race

Average Pace: 7:51 /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 mi10:52:4822:527:2222:52
7:22
#10969
10K
6.21 mi11:15:0345:077:1622:15
7:10
#10006
15K
9.32 mi11:37:281:07:327:1522:25
7:13
#9715
20K
12.43 mi12:01:071:31:117:2023:39
7:37
#10195
Half
13.11 mi12:06:291:36:337:225:22
7:52
#10447
25K
15.53 mi12:26:471:56:517:3120:18
8:22
#11519
30K
18.64 mi12:53:062:23:107:4126:19
8:28
#12082
20M
20.00 mi13:04:332:34:377:4411:27
8:26
#12161
21M
21.00 mi13:13:232:43:277:478:50
8:50
#12162
35K
21.75 mi13:19:372:49:417:486:14
8:20
#12241
23M
23.00 mi13:29:583:00:027:5010:21
8:16
#12182
24M
24.00 mi13:38:103:08:147:518:12
8:12
#12198
40K
24.85 mi13:45:143:15:187:517:04
8:16
#12161
25.2M
25.20 mi13:48:123:18:167:522:58
8:36
#12093
Finish
26.22 mi13:55:513:25:557:527:39
7:30
#11966
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi10969227222729272(Top 33%)1553(Top 13%)1553(Top 28%)
10K6.21 mi3.10 mi10006+9631810+4621810+4629187(Top 32%)1460(Top 12%)1460(Top 27%)
15K9.32 mi3.11 mi9715+2911702+1081702+1089272(Top 33%)1553(Top 13%)1553(Top 28%)
20K12.43 mi3.11 mi10195-4801960-2581960-25811707(Top 41%)2845(Top 23%)2845(Top 52%)
Half13.11 mi0.68 mi10447-2522083-1232083-12314805(Top 52%)4483(Top 37%)4483(Top 82%)
25K15.53 mi2.42 mi11519-10722662-5792662-57916385(Top 58%)5519(Top 45%)5519(Top 101%)
30K18.64 mi3.11 mi12082-5633036-3743036-37414584(Top 51%)4668(Top 38%)4668(Top 85%)
20M20.00 mi1.36 mi12161-793115-793115-7913322(Top 47%)4146(Top 34%)4146(Top 76%)
21M21.00 mi1.00 mi12162-13163-483163-4812524(Top 44%)3871(Top 32%)3871(Top 71%)
35K21.75 mi0.75 mi12241-793228-653228-6514484(Top 51%)4938(Top 40%)4938(Top 90%)
23M23.00 mi1.25 mi12182+593229-13229-111842(Top 42%)3653(Top 30%)3653(Top 67%)
24M24.00 mi1.00 mi12198-163274-453274-4512579(Top 44%)4090(Top 33%)4090(Top 75%)
40K24.85 mi0.85 mi12161+373288-143288-1411983(Top 42%)3904(Top 32%)3904(Top 71%)
25.2M25.20 mi0.35 mi12093+683272+163272+169520(Top 34%)2797(Top 23%)2797(Top 51%)
Finish26.22 mi1.02 mi11966+1273234+383234+389277(Top 33%)2664(Top 22%)2664(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

9272

Females

1553

F18-39

1553

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

9187

Females

1460

F18-39

1460

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

9272

Females

1553

F18-39

1553

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

11707

Females

2845

F18-39

2845

20K→Half

12.4 - 13.1 mi

Top 52%
×2story building
+19ft-37ft

Overall

14805

Females

4483

F18-39

4483

Half→25K

13.1 - 15.5 mi

Top 58%
×4story building
+66ft-88ft

Overall

16385

Females

5519

F18-39

5519

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

14584

Females

4668

F18-39

4668

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

13322

Females

4146

F18-39

4146

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

12524

Females

3871

F18-39

3871

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

14484

Females

4938

F18-39

4938

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

11842

Females

3653

F18-39

3653

23M→24M

23.0 - 24.0 mi

Top 44%
×6story building
+12ft-82ft

Overall

12579

Females

4090

F18-39

4090

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11983

Females

3904

F18-39

3904

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9520

Females

2797

F18-39

2797

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

9277

Females

2664

F18-39

2664

Passing Analysis

Category:
Athletes Passed
2299*
Passed By
3294
Net Change
-997
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10969
5K → 10K98926+963#10969#10006
10K → 15K342*51+291#10006#9715
15K → 20K75553-480#9715#10195
20K → Half5257-252#10195#10447
Half → 25K281100-1072#10447#11519
25K → 30K111674-563#11519#12082
30K → 20M92171-79#12082#12161
20M → 21M105106-1#12161#12162
21M → 35K43122-79#12162#12241
35K → 23M13273+59#12241#12182
23M → 24M6884-16#12182#12198
24M → 40K8952+37#12198#12161
40K → 25.2M757+68#12161#12093
25.2M → Finish14518+127#12093#11966
TOTALS2299*3294-997

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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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