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BOSTON MARATHON 2025

Kathleen Madden

Bib: 20271•F

MN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:12
Rank: #19505
Start → 5K
26:12 | 8:26/mi
10K· 6.21 mi
52:16
Rank: #19318 (+187)
5K → 10K
26:04 | 8:23/mi
15K· 9.32 mi
1:19:43
Rank: #19993 (-675)
10K → 15K
27:27 | 8:50/mi
20K· 12.43 mi
1:46:44
Rank: #19816 (+177)
15K → 20K
27:01 | 8:42/mi
Half· 13.11 mi
1:52:33
Rank: #19797 (+19)
20K → Half
5:49 | 8:32/mi
25K· 15.53 mi
2:15:33
Rank: #20219 (-422)
Half → 25K
23:00 | 9:29/mi
30K· 18.64 mi
2:47:00
Rank: #20679 (-460)
25K → 30K
31:27 | 10:07/mi
20M
3:00:09
Rank: #20599 (+80)
30K → 20M
13:09 | 9:41/mi
21M
3:11:08
Rank: #20650 (-51)
20M → 21M
10:59 | 10:59/mi
35K· 21.75 mi
3:18:31
Rank: #20701 (-51)
21M → 35K
7:23 | 9:52/mi
23M
3:30:49
Rank: #20673 (+28)
35K → 23M
12:18 | 9:49/mi
24M
3:40:35
Rank: #20691 (-18)
23M → 24M
9:46 | 9:46/mi
40K· 24.85 mi
3:49:18
Rank: #20728 (-37)
24M → 40K
8:43 | 10:12/mi
25.2M
3:53:19
Rank: #20755 (-27)
40K → 25.2M
4:01 | 11:39/mi
Finish· 26.22 mi
4:02:37
Rank: #20724 (+31)
25.2M → Finish
9:18 | 9:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:33
Pace8:35 /mi
2nd Half
Distance13.11 mi
Time2:10:04
Pace9:55 /mi
📊Positive Split: 15.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:2226:128:2626:12
8:26
-
10K
6.21 mi11:44:2652:168:2526:04
8:23
-0:03
15K
9.32 mi12:11:531:19:438:3327:27
8:50
+0:27
20K
12.43 mi12:38:541:46:448:3527:01
8:42
-0:08
Half
13.11 mi12:44:431:52:338:355:49
8:32
-0:10
25K
15.53 mi13:07:432:15:338:4423:00
9:29
+0:57
30K
18.64 mi13:39:102:47:008:5831:27
10:07
+0:38
20M
20.00 mi13:52:193:00:099:0013:09
9:41
-0:26
21M
21.00 mi14:03:183:11:089:0610:59
10:59
+1:18
35K
21.75 mi14:10:413:18:319:087:23
9:52
-1:07
23M
23.00 mi14:22:593:30:499:1012:18
9:49
-0:03
24M
24.00 mi14:32:453:40:359:119:46
9:46
-0:03
40K
24.85 mi14:41:283:49:189:148:43
10:12
+0:26
25.2M
25.20 mi14:45:293:53:199:164:01
11:39
+1:27
Finish
26.22 mi14:54:474:02:379:169:18
9:08
-2:31

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

8:23 /mi

Average Pace

9:16 /mi

Slowest Pace

11:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:51

50% of race

Time at Steady Pace

1:37:03

40% of race

Time at Slower Pace

23:43

10% of race

Average Pace: 9:15 /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 mi11:18:2226:128:2626:12
8:26
#19505
10K
6.21 mi11:44:2652:168:2526:04
8:23
#19318
15K
9.32 mi12:11:531:19:438:3327:27
8:50
#19993
20K
12.43 mi12:38:541:46:448:3527:01
8:42
#19816
Half
13.11 mi12:44:431:52:338:355:49
8:32
#19797
25K
15.53 mi13:07:432:15:338:4423:00
9:29
#20219
30K
18.64 mi13:39:102:47:008:5831:27
10:07
#20679
20M
20.00 mi13:52:193:00:099:0013:09
9:41
#20599
21M
21.00 mi14:03:183:11:089:0610:59
10:59
#20650
35K
21.75 mi14:10:413:18:319:087:23
9:52
#20701
23M
23.00 mi14:22:593:30:499:1012:18
9:49
#20673
24M
24.00 mi14:32:453:40:359:119:46
9:46
#20691
40K
24.85 mi14:41:283:49:189:148:43
10:12
#20728
25.2M
25.20 mi14:45:293:53:199:164:01
11:39
#20755
Finish
26.22 mi14:54:474:02:379:169:18
9:08
#20724
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi195057199719921212(Top 75%)8119(Top 66%)8119(Top 473%)
10K6.21 mi3.10 mi19318+1877077+1227077+12219137(Top 67%)6968(Top 57%)6968(Top 406%)
15K9.32 mi3.11 mi19993-6757460-3837460-38321212(Top 75%)8119(Top 66%)8119(Top 473%)
20K12.43 mi3.11 mi19816+1777374+867374+8619407(Top 68%)7143(Top 58%)7143(Top 416%)
Half13.11 mi0.68 mi19797+197361+137361+1319445(Top 68%)7166(Top 59%)7166(Top 417%)
25K15.53 mi2.42 mi20219-4227616-2557616-25521813(Top 77%)8547(Top 70%)8547(Top 497%)
30K18.64 mi3.11 mi20679-4607915-2997915-29921977(Top 77%)8762(Top 72%)8762(Top 510%)
20M20.00 mi1.36 mi20599+807886+297886+2919878(Top 70%)7716(Top 63%)7716(Top 449%)
21M21.00 mi1.00 mi20650-517933-477933-4721358(Top 75%)8624(Top 71%)8624(Top 502%)
35K21.75 mi0.75 mi20701-517972-397972-3921535(Top 76%)8790(Top 72%)8790(Top 512%)
23M23.00 mi1.25 mi20673+287983-117983-1119892(Top 70%)7996(Top 65%)7996(Top 465%)
24M24.00 mi1.00 mi20691-188009-268009-2620623(Top 73%)8404(Top 69%)8404(Top 489%)
40K24.85 mi0.85 mi20728-378045-368045-3621071(Top 74%)8699(Top 71%)8699(Top 506%)
25.2M25.20 mi0.35 mi20755-278077-328077-3222451(Top 79%)9374(Top 77%)9374(Top 546%)
Finish26.22 mi1.02 mi20724+318071+68071+619656(Top 69%)7953(Top 65%)7953(Top 463%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21stories
+97ft-345ft

Overall

21212

Females

8119

F40-44

8119

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

19137

Females

6968

F40-44

6968

10K→15K

6.2 - 9.3 mi

Top 75%
×3stories
+67ft-78ft

Overall

21212

Females

8119

F40-44

8119

15K→20K

9.3 - 12.4 mi

Top 68%
×5stories
+106ft-86ft

Overall

19407

Females

7143

F40-44

7143

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

19445

Females

7166

F40-44

7166

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

21813

Females

8547

F40-44

8547

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

21977

Females

8762

F40-44

8762

30K→20M

18.6 - 20.0 mi

Top 70%
×5stories
+64ft-50ft

Overall

19878

Females

7716

F40-44

7716

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

21358

Females

8624

F40-44

8624

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

21535

Females

8790

F40-44

8790

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

19892

Females

7996

F40-44

7996

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

20623

Females

8404

F40-44

8404

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

21071

Females

8699

F40-44

8699

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22451

Females

9374

F40-44

9374

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

19656

Females

7953

F40-44

7953

Passing Analysis

Category:
Athletes Passed
1431
Passed By
2650
Net Change
-1219
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19505
5K → 10K364177+187#19505#19318
10K → 15K52727-675#19318#19993
15K → 20K27497+177#19993#19816
20K → Half4425+19#19816#19797
Half → 25K67489-422#19797#20219
25K → 30K108568-460#20219#20679
30K → 20M13858+80#20679#20599
20M → 21M73124-51#20599#20650
21M → 35K3889-51#20650#20701
35K → 23M9769+28#20701#20673
23M → 24M5270-18#20673#20691
24M → 40K4784-37#20691#20728
40K → 25.2M2047-27#20728#20755
25.2M → Finish5726+31#20755#20724
TOTALS14312650-1219
📊

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