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BOSTON MARATHON 2025

Lesley Corda-Majeski

Bib: 28209•F

MA

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
28:36
Rank: #23253
Start → 5K
28:36 | 9:12/mi
10K· 6.21 mi
55:46
Rank: #22329 (+924)
5K → 10K
27:10 | 8:45/mi
15K· 9.32 mi
1:22:42
Rank: #21672 (+657)
10K → 15K
26:56 | 8:40/mi
20K· 12.43 mi
1:49:59
Rank: #21180 (+492)
15K → 20K
27:17 | 8:47/mi
Half· 13.11 mi
1:55:59
Rank: #21160 (+20)
20K → Half
6:00 | 8:48/mi
25K· 15.53 mi
2:17:32
Rank: #20885 (+275)
Half → 25K
21:33 | 8:53/mi
30K· 18.64 mi
2:46:41
Rank: #20582 (+303)
25K → 30K
29:09 | 9:23/mi
20M
2:59:48
Rank: #20507 (+75)
30K → 20M
13:07 | 9:39/mi
21M
3:09:32
Rank: #20322 (+185)
20M → 21M
9:44 | 9:44/mi
35K· 21.75 mi
3:16:29
Rank: #20276 (+46)
21M → 35K
6:57 | 9:17/mi
23M
3:28:07
Rank: #20140 (+136)
35K → 23M
11:38 | 9:17/mi
24M
3:37:37
Rank: #20133 (+7)
23M → 24M
9:30 | 9:30/mi
40K· 24.85 mi
3:45:40
Rank: #20060 (+73)
24M → 40K
8:03 | 9:25/mi
25.2M
3:49:31
Rank: #20105 (-45)
40K → 25.2M
3:51 | 11:10/mi
Finish· 26.22 mi
3:58:17
Rank: #20004 (+101)
25.2M → Finish
8:46 | 8:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:59
Pace8:51 /mi
2nd Half
Distance13.11 mi
Time2:02:18
Pace9:20 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:3728:369:1228:36
9:12
-
10K
6.21 mi12:12:4755:468:5827:10
8:45
-0:27
15K
9.32 mi12:39:431:22:428:5226:56
8:40
-0:05
20K
12.43 mi13:07:001:49:598:5127:17
8:47
+0:07
Half
13.11 mi13:13:001:55:598:516:00
8:48
+0:01
25K
15.53 mi13:34:332:17:328:5121:33
8:53
+0:05
30K
18.64 mi14:03:422:46:418:5729:09
9:23
+0:30
20M
20.00 mi14:16:492:59:488:5913:07
9:39
+0:16
21M
21.00 mi14:26:333:09:329:029:44
9:44
+0:05
35K
21.75 mi14:33:303:16:299:026:57
9:17
-0:27
23M
23.00 mi14:45:083:28:079:0311:38
9:17
0:00
24M
24.00 mi14:54:383:37:379:049:30
9:30
+0:13
40K
24.85 mi15:02:413:45:409:058:03
9:25
-0:05
25.2M
25.20 mi15:06:323:49:319:063:51
11:10
+1:45
Finish
26.22 mi15:15:183:58:179:068:46
8:36
-2:34

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

8:36 /mi

Average Pace

9:06 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:42

49% of race

Time at Steady Pace

1:33:53

39% of race

Time at Slower Pace

26:42

11% of race

Average Pace: 9:05 /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 mi11:45:3728:369:1228:36
9:12
#23253
10K
6.21 mi12:12:4755:468:5827:10
8:45
#22329
15K
9.32 mi12:39:431:22:428:5226:56
8:40
#21672
20K
12.43 mi13:07:001:49:598:5127:17
8:47
#21180
Half
13.11 mi13:13:001:55:598:516:00
8:48
#21160
25K
15.53 mi13:34:332:17:328:5121:33
8:53
#20885
30K
18.64 mi14:03:422:46:418:5729:09
9:23
#20582
20M
20.00 mi14:16:492:59:488:5913:07
9:39
#20507
21M
21.00 mi14:26:333:09:329:029:44
9:44
#20322
35K
21.75 mi14:33:303:16:299:026:57
9:17
#20276
23M
23.00 mi14:45:083:28:079:0311:38
9:17
#20140
24M
24.00 mi14:54:383:37:379:049:30
9:30
#20133
40K
24.85 mi15:02:413:45:409:058:03
9:25
#20060
25.2M
25.20 mi15:06:323:49:319:063:51
11:10
#20105
Finish
26.22 mi15:15:183:58:179:068:46
8:36
#20004
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi232539304930420307(Top 71%)7602(Top 62%)7602(Top 442%)
10K6.21 mi3.10 mi22329+9248799+5058799+50521127(Top 74%)8096(Top 66%)8096(Top 471%)
15K9.32 mi3.11 mi21672+6578414+3858414+38520307(Top 71%)7602(Top 62%)7602(Top 442%)
20K12.43 mi3.11 mi21180+4928130+2848130+28419856(Top 70%)7408(Top 61%)7408(Top 431%)
Half13.11 mi0.68 mi21160+208116+148116+1420904(Top 74%)7987(Top 65%)7987(Top 465%)
25K15.53 mi2.42 mi20885+2757976+1407976+14019387(Top 68%)7200(Top 59%)7200(Top 419%)
30K18.64 mi3.11 mi20582+3037859+1177859+11719475(Top 69%)7381(Top 60%)7381(Top 430%)
20M20.00 mi1.36 mi20507+757834+257834+2519793(Top 70%)7673(Top 63%)7673(Top 447%)
21M21.00 mi1.00 mi20322+1857760+747760+7417214(Top 61%)6386(Top 52%)6386(Top 372%)
35K21.75 mi0.75 mi20276+467750+107750+1019550(Top 69%)7742(Top 63%)7742(Top 451%)
23M23.00 mi1.25 mi20140+1367699+517699+5117757(Top 63%)6874(Top 56%)6874(Top 400%)
24M24.00 mi1.00 mi20133+77711-127711-1219640(Top 69%)7901(Top 65%)7901(Top 460%)
40K24.85 mi0.85 mi20060+737692+197692+1918380(Top 65%)7329(Top 60%)7329(Top 427%)
25.2M25.20 mi0.35 mi20105-457725-337725-3321142(Top 74%)8725(Top 71%)8725(Top 508%)
Finish26.22 mi1.02 mi20004+1017679+467679+4616899(Top 59%)6521(Top 53%)6521(Top 380%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

20307

Females

7602

F40-44

7602

5K→10K

3.1 - 6.2 mi

Top 74%
×5stories
+79ft-138ft

Overall

21127

Females

8096

F40-44

8096

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

20307

Females

7602

F40-44

7602

15K→20K

9.3 - 12.4 mi

Top 70%
×5stories
+106ft-86ft

Overall

19856

Females

7408

F40-44

7408

20K→Half

12.4 - 13.1 mi

Top 74%
×2stories
+19ft-37ft

Overall

20904

Females

7987

F40-44

7987

Half→25K

13.1 - 15.5 mi

Top 68%
×4stories
+66ft-88ft

Overall

19387

Females

7200

F40-44

7200

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

19475

Females

7381

F40-44

7381

30K→20M

18.6 - 20.0 mi

Top 70%
×5stories
+64ft-50ft

Overall

19793

Females

7673

F40-44

7673

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

17214

Females

6386

F40-44

6386

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

19550

Females

7742

F40-44

7742

35K→23M

21.8 - 23.0 mi

Top 63%
×5stories
+23ft-63ft

Overall

17757

Females

6874

F40-44

6874

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

19640

Females

7901

F40-44

7901

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

18380

Females

7329

F40-44

7329

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

21142

Females

8725

F40-44

8725

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

16899

Females

6521

F40-44

6521

Passing Analysis

Category:
Athletes Passed
3712
Passed By
463
Net Change
+3249
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23253
5K → 10K94420+924#23253#22329
10K → 15K67619+657#22329#21672
15K → 20K51422+492#21672#21180
20K → Half4626+20#21180#21160
Half → 25K29621+275#21160#20885
25K → 30K37572+303#20885#20582
30K → 20M13560+75#20582#20507
20M → 21M19813+185#20507#20322
21M → 35K7125+46#20322#20276
35K → 23M16024+136#20276#20140
23M → 24M6154+7#20140#20133
24M → 40K9219+73#20133#20060
40K → 25.2M1661-45#20060#20105
25.2M → Finish12827+101#20105#20004
TOTALS3712463+3249
📊

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