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BOSTON MARATHON 2025

Kirsten Strudwick

Bib: 7963•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 36%
Gender (Female)
#0 / 12228
Top 19%
Masters (Masters Women)
#0 / 6759
Top 8%
Division (F40-44)
#0 / 1718
Top 17%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:27
Rank: #9706
Start → 5K
22:27 | 7:14/mi
10K· 6.21 mi
44:35
Rank: #9261 (+445)
5K → 10K
22:08 | 7:07/mi
15K· 9.32 mi
1:06:49
Rank: #9059 (+202)
10K → 15K
22:14 | 7:09/mi
20K· 12.43 mi
1:29:19
Rank: #8873 (+186)
15K → 20K
22:30 | 7:15/mi
Half· 13.11 mi
1:34:30
Rank: #9071 (-198)
20K → Half
5:11 | 7:36/mi
25K· 15.53 mi
1:52:53
Rank: #9288 (-217)
Half → 25K
18:23 | 7:35/mi
30K· 18.64 mi
2:18:25
Rank: #9923 (-635)
25K → 30K
25:32 | 8:13/mi
20M
2:29:49
Rank: #10160 (-237)
30K → 20M
11:24 | 8:23/mi
21M
2:38:23
Rank: #10181 (-21)
20M → 21M
8:34 | 8:34/mi
35K· 21.75 mi
2:44:45
Rank: #10417 (-236)
21M → 35K
6:22 | 8:31/mi
23M
2:55:08
Rank: #10470 (-53)
35K → 23M
10:23 | 8:18/mi
24M
3:03:04
Rank: #10458 (+12)
23M → 24M
7:56 | 7:56/mi
40K· 24.85 mi
3:09:55
Rank: #10410 (+48)
24M → 40K
6:51 | 8:01/mi
25.2M
3:12:50
Rank: #10362 (+48)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:20:14
Rank: #10221 (+141)
25.2M → Finish
7:24 | 7:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:30
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:45:44
Pace8:04 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:30:3022:277:1422:27
7:14
-
10K
6.21 mi10:52:3844:357:1022:08
7:07
-0:07
15K
9.32 mi11:14:521:06:497:1022:14
7:09
+0:02
20K
12.43 mi11:37:221:29:197:1122:30
7:15
+0:06
Half
13.11 mi11:42:331:34:307:135:11
7:36
+0:21
25K
15.53 mi12:00:561:52:537:1618:23
7:35
-0:01
30K
18.64 mi12:26:282:18:257:2625:32
8:13
+0:38
20M
20.00 mi12:37:522:29:497:2911:24
8:23
+0:10
21M
21.00 mi12:46:262:38:237:338:34
8:34
+0:11
35K
21.75 mi12:52:482:44:457:356:22
8:31
-0:03
23M
23.00 mi13:03:112:55:087:3710:23
8:18
-0:13
24M
24.00 mi13:11:073:03:047:387:56
7:56
-0:22
40K
24.85 mi13:17:583:09:557:386:51
8:01
+0:05
25.2M
25.20 mi13:20:533:12:507:392:55
8:27
+0:26
Finish
26.22 mi13:28:173:20:147:397:24
7:16
-1:11

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

7:07 /mi

Average Pace

7:39 /mi

Slowest Pace

8:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:17

60% of race

Time at Steady Pace

14:47

7% of race

Time at Slower Pace

1:05:10

33% of race

Average Pace: 7:38 /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 mi10:30:3022:277:1422:27
7:14
#9706
10K
6.21 mi10:52:3844:357:1022:08
7:07
#9261
15K
9.32 mi11:14:521:06:497:1022:14
7:09
#9059
20K
12.43 mi11:37:221:29:197:1122:30
7:15
#8873
Half
13.11 mi11:42:331:34:307:135:11
7:36
#9071
25K
15.53 mi12:00:561:52:537:1618:23
7:35
#9288
30K
18.64 mi12:26:282:18:257:2625:32
8:13
#9923
20M
20.00 mi12:37:522:29:497:2911:24
8:23
#10160
21M
21.00 mi12:46:262:38:237:338:34
8:34
#10181
35K
21.75 mi12:52:482:44:457:356:22
8:31
#10417
23M
23.00 mi13:03:112:55:087:3710:23
8:18
#10470
24M
24.00 mi13:11:073:03:047:387:56
7:56
#10458
40K
24.85 mi13:17:583:09:557:386:51
8:01
#10410
25.2M
25.20 mi13:20:533:12:507:392:55
8:27
#10362
Finish
26.22 mi13:28:173:20:147:397:24
7:16
#10221
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi9706168016808766(Top 31%)1332(Top 11%)1332(Top 78%)
10K6.21 mi3.10 mi9261+4451483+1971483+1978887(Top 31%)1335(Top 11%)1335(Top 78%)
15K9.32 mi3.11 mi9059+2021422+611422+618766(Top 31%)1332(Top 11%)1332(Top 78%)
20K12.43 mi3.11 mi8873+1861362+601362+608571(Top 30%)1343(Top 11%)1343(Top 78%)
Half13.11 mi0.68 mi9071-1981446-841446-8412556(Top 44%)3240(Top 26%)3240(Top 189%)
25K15.53 mi2.42 mi9288-2171580-1341580-13410623(Top 37%)2387(Top 20%)2387(Top 139%)
30K18.64 mi3.11 mi9923-6351919-3391919-33912958(Top 46%)3802(Top 31%)3802(Top 221%)
20M20.00 mi1.36 mi10160-2372065-1462065-14613079(Top 46%)4014(Top 33%)4014(Top 234%)
21M21.00 mi1.00 mi10181-212132-672132-6710905(Top 38%)3042(Top 25%)3042(Top 177%)
35K21.75 mi0.75 mi10417-2362272-1402272-14015539(Top 55%)5529(Top 45%)5529(Top 322%)
23M23.00 mi1.25 mi10470-532335-632335-6312005(Top 42%)3739(Top 31%)3739(Top 218%)
24M24.00 mi1.00 mi10458+122365-302365-3010781(Top 38%)3180(Top 26%)3180(Top 185%)
40K24.85 mi0.85 mi10410+482372-72372-710312(Top 36%)3076(Top 25%)3076(Top 179%)
25.2M25.20 mi0.35 mi10362+48237223728626(Top 30%)2339(Top 19%)2339(Top 136%)
Finish26.22 mi1.02 mi10221+1412336+362336+367539(Top 27%)1875(Top 15%)1875(Top 109%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8766

Females

1332

F40-44

1332

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8887

Females

1335

F40-44

1335

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8766

Females

1332

F40-44

1332

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

8571

Females

1343

F40-44

1343

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

12556

Females

3240

F40-44

3240

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

10623

Females

2387

F40-44

2387

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

12958

Females

3802

F40-44

3802

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

13079

Females

4014

F40-44

4014

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

10905

Females

3042

F40-44

3042

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

15539

Females

5529

F40-44

5529

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

12005

Females

3739

F40-44

3739

23M→24M

23.0 - 24.0 mi

Top 38%
×6stories
+12ft-82ft

Overall

10781

Females

3180

F40-44

3180

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

10312

Females

3076

F40-44

3076

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8626

Females

2339

F40-44

2339

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7539

Females

1875

F40-44

1875

Passing Analysis

Category:
Athletes Passed
1903
Passed By
2416
Net Change
-515
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9706
5K → 10K52176+445#9706#9261
10K → 15K27270+202#9261#9059
15K → 20K25468+186#9059#8873
20K → Half5203-198#8873#9071
Half → 25K103320-217#9071#9288
25K → 30K79714-635#9288#9923
30K → 20M66301-237#9923#10160
20M → 21M98119-21#10160#10181
21M → 35K16252-236#10181#10417
35K → 23M90143-53#10417#10470
23M → 24M8977+12#10470#10458
24M → 40K8941+48#10458#10410
40K → 25.2M6012+48#10410#10362
25.2M → Finish16120+141#10362#10221
TOTALS19032416-515
📊

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