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BOSTON MARATHON 2025

Katherine Kent

Bib: 22002•F

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 49%
Division (F45-49)
#0 / 1813
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:19
Rank: #19732
Start → 5K
26:19 | 8:28/mi
10K· 6.21 mi
52:45
Rank: #19773 (-41)
5K → 10K
26:26 | 8:30/mi
15K· 9.32 mi
1:19:06
Rank: #19579 (+194)
10K → 15K
26:21 | 8:29/mi
20K· 12.43 mi
1:45:53
Rank: #19387 (+192)
15K → 20K
26:47 | 8:37/mi
Half· 13.11 mi
1:51:33
Rank: #19322 (+65)
20K → Half
5:40 | 8:18/mi
25K· 15.53 mi
2:12:33
Rank: #19116 (+206)
Half → 25K
21:00 | 8:40/mi
30K· 18.64 mi
2:41:20
Rank: #19072 (+44)
25K → 30K
28:47 | 9:16/mi
20M
2:53:46
Rank: #18971 (+101)
30K → 20M
12:26 | 9:09/mi
21M
3:03:44
Rank: #18905 (+66)
20M → 21M
9:58 | 9:58/mi
35K· 21.75 mi
3:10:14
Rank: #18820 (+85)
21M → 35K
6:30 | 8:41/mi
23M
3:21:55
Rank: #18758 (+62)
35K → 23M
11:41 | 9:20/mi
24M
3:31:02
Rank: #18730 (+28)
23M → 24M
9:07 | 9:07/mi
40K· 24.85 mi
3:39:12
Rank: #18742 (-12)
24M → 40K
8:10 | 9:33/mi
25.2M
3:43:03
Rank: #18792 (-50)
40K → 25.2M
3:51 | 11:10/mi
Finish· 26.22 mi
3:52:25
Rank: #18830 (-38)
25.2M → Finish
9:22 | 9:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:33
Pace8:31 /mi
2nd Half
Distance13.11 mi
Time2:00:52
Pace9:13 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:5626:198:2826:19
8:28
-
10K
6.21 mi11:48:2252:458:2926:26
8:30
+0:02
15K
9.32 mi12:14:431:19:068:2926:21
8:29
-0:01
20K
12.43 mi12:41:301:45:538:3126:47
8:37
+0:08
Half
13.11 mi12:47:101:51:338:315:40
8:18
-0:19
25K
15.53 mi13:08:102:12:338:3221:00
8:40
+0:22
30K
18.64 mi13:36:572:41:208:3928:47
9:16
+0:36
20M
20.00 mi13:49:232:53:468:4112:26
9:09
-0:07
21M
21.00 mi13:59:213:03:448:459:58
9:58
+0:49
35K
21.75 mi14:05:513:10:148:456:30
8:41
-1:17
23M
23.00 mi14:17:323:21:558:4711:41
9:20
+0:39
24M
24.00 mi14:26:393:31:028:489:07
9:07
-0:13
40K
24.85 mi14:34:493:39:128:498:10
9:33
+0:26
25.2M
25.20 mi14:38:403:43:038:513:51
11:10
+1:37
Finish
26.22 mi14:48:023:52:258:529:22
9:11
-1:59

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

8:18 /mi

Average Pace

8:52 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:03

60% of race

Time at Steady Pace

1:11:23

31% of race

Time at Slower Pace

21:59

9% of race

Average Pace: 8:52 /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 mi11:21:5626:198:2826:19
8:28
#19732
10K
6.21 mi11:48:2252:458:2926:26
8:30
#19773
15K
9.32 mi12:14:431:19:068:2926:21
8:29
#19579
20K
12.43 mi12:41:301:45:538:3126:47
8:37
#19387
Half
13.11 mi12:47:101:51:338:315:40
8:18
#19322
25K
15.53 mi13:08:102:12:338:3221:00
8:40
#19116
30K
18.64 mi13:36:572:41:208:3928:47
9:16
#19072
20M
20.00 mi13:49:232:53:468:4112:26
9:09
#18971
21M
21.00 mi13:59:213:03:448:459:58
9:58
#18905
35K
21.75 mi14:05:513:10:148:456:30
8:41
#18820
23M
23.00 mi14:17:323:21:558:4711:41
9:20
#18758
24M
24.00 mi14:26:393:31:028:489:07
9:07
#18730
40K
24.85 mi14:34:493:39:128:498:10
9:33
#18742
25.2M
25.20 mi14:38:403:43:038:513:51
11:10
#18792
Finish
26.22 mi14:48:023:52:258:529:22
9:11
#18830
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi197327350735019215(Top 68%)7013(Top 57%)7013(Top 387%)
10K6.21 mi3.10 mi19773-417337+137337+1319860(Top 70%)7393(Top 60%)7393(Top 408%)
15K9.32 mi3.11 mi19579+1947221+1167221+11619215(Top 68%)7013(Top 57%)7013(Top 387%)
20K12.43 mi3.11 mi19387+1927125+967125+9618975(Top 67%)6903(Top 56%)6903(Top 381%)
Half13.11 mi0.68 mi19322+657094+317094+3118023(Top 63%)6340(Top 52%)6340(Top 350%)
25K15.53 mi2.42 mi19116+2066980+1146980+11418172(Top 64%)6523(Top 53%)6523(Top 360%)
30K18.64 mi3.11 mi19072+447000-207000-2018967(Top 67%)7100(Top 58%)7100(Top 392%)
20M20.00 mi1.36 mi18971+1016962+386962+3817557(Top 62%)6454(Top 53%)6454(Top 356%)
21M21.00 mi1.00 mi18905+666951+116951+1118183(Top 64%)6887(Top 56%)6887(Top 380%)
35K21.75 mi0.75 mi18820+856919+326919+3216674(Top 59%)6170(Top 50%)6170(Top 340%)
23M23.00 mi1.25 mi18758+626915+46915+417946(Top 63%)6961(Top 57%)6961(Top 384%)
24M24.00 mi1.00 mi18730+286921-66921-617984(Top 63%)7031(Top 57%)7031(Top 388%)
40K24.85 mi0.85 mi18742-126959-386959-3818924(Top 67%)7594(Top 62%)7594(Top 419%)
25.2M25.20 mi0.35 mi18792-506997-386997-3821137(Top 74%)8720(Top 71%)8720(Top 481%)
Finish26.22 mi1.02 mi18830-387033-367033-3619920(Top 70%)8101(Top 66%)8101(Top 447%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21stories
+97ft-345ft

Overall

19215

Females

7013

F45-49

7013

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

19860

Females

7393

F45-49

7393

10K→15K

6.2 - 9.3 mi

Top 68%
×3stories
+67ft-78ft

Overall

19215

Females

7013

F45-49

7013

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

18975

Females

6903

F45-49

6903

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

18023

Females

6340

F45-49

6340

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

18172

Females

6523

F45-49

6523

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

18967

Females

7100

F45-49

7100

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

17557

Females

6454

F45-49

6454

20M→21M

20.0 - 21.0 mi

Top 64%
×8stories
+106ft-24ft

Overall

18183

Females

6887

F45-49

6887

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

16674

Females

6170

F45-49

6170

35K→23M

21.8 - 23.0 mi

Top 63%
×5stories
+23ft-63ft

Overall

17946

Females

6961

F45-49

6961

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

17984

Females

7031

F45-49

7031

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

18924

Females

7594

F45-49

7594

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

21137

Females

8720

F45-49

8720

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

19920

Females

8101

F45-49

8101

Passing Analysis

Category:
Athletes Passed
2163
Passed By
1261
Net Change
+902
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19732
5K → 10K244285-41#19732#19773
10K → 15K295101+194#19773#19579
15K → 20K292100+192#19579#19387
20K → Half749+65#19387#19322
Half → 25K27569+206#19322#19116
25K → 30K253209+44#19116#19072
30K → 20M15150+101#19072#18971
20M → 21M13872+66#18971#18905
21M → 35K10015+85#18905#18820
35K → 23M13371+62#18820#18758
23M → 24M7850+28#18758#18730
24M → 40K6476-12#18730#18742
40K → 25.2M1767-50#18742#18792
25.2M → Finish4987-38#18792#18830
TOTALS21631261+902
📊

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