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BOSTON MARATHON 2025

Marybeth Reardon

Bib: 32350•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 47%
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
26:26
Rank: #19933
Start → 5K
26:26 | 8:30/mi
10K· 6.21 mi
52:26
Rank: #19474 (+459)
5K → 10K
26:00 | 8:22/mi
15K· 9.32 mi
1:18:15
Rank: #18998 (+476)
10K → 15K
25:49 | 8:19/mi
20K· 12.43 mi
1:44:19
Rank: #18620 (+378)
15K → 20K
26:04 | 8:23/mi
Half· 13.11 mi
1:50:01
Rank: #18598 (+22)
20K → Half
5:42 | 8:21/mi
25K· 15.53 mi
2:11:05
Rank: #18525 (+73)
Half → 25K
21:04 | 8:41/mi
30K· 18.64 mi
2:39:19
Rank: #18427 (+98)
25K → 30K
28:14 | 9:05/mi
20M
2:52:09
Rank: #18478 (-51)
30K → 20M
12:50 | 9:27/mi
21M
3:02:26
Rank: #18544 (-66)
20M → 21M
10:17 | 10:17/mi
35K· 21.75 mi
3:09:09
Rank: #18529 (+15)
21M → 35K
6:43 | 8:59/mi
23M
3:20:40
Rank: #18424 (+105)
35K → 23M
11:31 | 9:12/mi
24M
3:29:34
Rank: #18341 (+83)
23M → 24M
8:54 | 8:54/mi
40K· 24.85 mi
3:37:41
Rank: #18367 (-26)
24M → 40K
8:07 | 9:30/mi
25.2M
3:41:22
Rank: #18392 (-25)
40K → 25.2M
3:41 | 10:41/mi
Finish· 26.22 mi
3:50:23
Rank: #18404 (-12)
25.2M → Finish
9:01 | 8:51/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:01
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time2:00:22
Pace9:11 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:0326:268:3026:26
8:30
-
10K
6.21 mi12:18:0352:268:2626:00
8:22
-0:08
15K
9.32 mi12:43:521:18:158:2425:49
8:19
-0:03
20K
12.43 mi13:09:561:44:198:2426:04
8:23
+0:04
Half
13.11 mi13:15:381:50:018:245:42
8:21
-0:02
25K
15.53 mi13:36:422:11:058:2621:04
8:41
+0:20
30K
18.64 mi14:04:562:39:198:3328:14
9:05
+0:24
20M
20.00 mi14:17:462:52:098:3612:50
9:27
+0:22
21M
21.00 mi14:28:033:02:268:4110:17
10:17
+0:50
35K
21.75 mi14:34:463:09:098:426:43
8:59
-1:18
23M
23.00 mi14:46:173:20:408:4311:31
9:12
+0:13
24M
24.00 mi14:55:113:29:348:448:54
8:54
-0:18
40K
24.85 mi15:03:183:37:418:458:07
9:30
+0:36
25.2M
25.20 mi15:06:593:41:228:473:41
10:41
+1:11
Finish
26.22 mi15:16:003:50:238:489:01
8:51
-1:50

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

8:19 /mi

Average Pace

8:48 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:01

48% of race

Time at Steady Pace

1:25:27

37% of race

Time at Slower Pace

34:55

15% of race

Average Pace: 8:47 /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 mi11:52:0326:268:3026:26
8:30
#19933
10K
6.21 mi12:18:0352:268:2626:00
8:22
#19474
15K
9.32 mi12:43:521:18:158:2425:49
8:19
#18998
20K
12.43 mi13:09:561:44:198:2426:04
8:23
#18620
Half
13.11 mi13:15:381:50:018:245:42
8:21
#18598
25K
15.53 mi13:36:422:11:058:2621:04
8:41
#18525
30K
18.64 mi14:04:562:39:198:3328:14
9:05
#18427
20M
20.00 mi14:17:462:52:098:3612:50
9:27
#18478
21M
21.00 mi14:28:033:02:268:4110:17
10:17
#18544
35K
21.75 mi14:34:463:09:098:426:43
8:59
#18529
23M
23.00 mi14:46:173:20:408:4311:31
9:12
#18424
24M
24.00 mi14:55:113:29:348:448:54
8:54
#18341
40K
24.85 mi15:03:183:37:418:458:07
9:30
#18367
25.2M
25.20 mi15:06:593:41:228:473:41
10:41
#18392
Finish
26.22 mi15:16:003:50:238:489:01
8:51
#18404
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi199337460746018136(Top 64%)6404(Top 52%)6404(Top 373%)
10K6.21 mi3.10 mi19474+4597168+2927168+29219006(Top 67%)6887(Top 56%)6887(Top 401%)
15K9.32 mi3.11 mi18998+4766911+2576911+25718136(Top 64%)6404(Top 52%)6404(Top 373%)
20K12.43 mi3.11 mi18620+3786686+2256686+22517503(Top 62%)6055(Top 50%)6055(Top 352%)
Half13.11 mi0.68 mi18598+226678+86678+818375(Top 65%)6552(Top 54%)6552(Top 381%)
25K15.53 mi2.42 mi18525+736654+246654+2418332(Top 65%)6613(Top 54%)6613(Top 385%)
30K18.64 mi3.11 mi18427+986619+356619+3518139(Top 64%)6657(Top 54%)6657(Top 387%)
20M20.00 mi1.36 mi18478-516683-646683-6418920(Top 67%)7219(Top 59%)7219(Top 420%)
21M21.00 mi1.00 mi18544-666747-646747-6419312(Top 68%)7499(Top 61%)7499(Top 436%)
35K21.75 mi0.75 mi18529+156751-46751-418145(Top 64%)6981(Top 57%)6981(Top 406%)
23M23.00 mi1.25 mi18424+1056718+336718+3317333(Top 61%)6625(Top 54%)6625(Top 386%)
24M24.00 mi1.00 mi18341+836706+126706+1216878(Top 59%)6432(Top 53%)6432(Top 374%)
40K24.85 mi0.85 mi18367-266749-436749-4318696(Top 66%)7472(Top 61%)7472(Top 435%)
25.2M25.20 mi0.35 mi18392-256771-226771-2219673(Top 69%)7984(Top 65%)7984(Top 465%)
Finish26.22 mi1.02 mi18404-126805-346805-3418302(Top 64%)7240(Top 59%)7240(Top 421%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21stories
+97ft-345ft

Overall

18136

Females

6404

F40-44

6404

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

19006

Females

6887

F40-44

6887

10K→15K

6.2 - 9.3 mi

Top 64%
×3stories
+67ft-78ft

Overall

18136

Females

6404

F40-44

6404

15K→20K

9.3 - 12.4 mi

Top 62%
×5stories
+106ft-86ft

Overall

17503

Females

6055

F40-44

6055

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

18375

Females

6552

F40-44

6552

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

18332

Females

6613

F40-44

6613

25K→30K

15.5 - 18.6 mi

Top 64%
×9stories
+181ft-148ft

Overall

18139

Females

6657

F40-44

6657

30K→20M

18.6 - 20.0 mi

Top 67%
×5stories
+64ft-50ft

Overall

18920

Females

7219

F40-44

7219

20M→21M

20.0 - 21.0 mi

Top 68%
×8stories
+106ft-24ft

Overall

19312

Females

7499

F40-44

7499

21M→35K

21.0 - 21.8 mi

Top 64%
×7stories
+17ft-86ft

Overall

18145

Females

6981

F40-44

6981

35K→23M

21.8 - 23.0 mi

Top 61%
×5stories
+23ft-63ft

Overall

17333

Females

6625

F40-44

6625

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

16878

Females

6432

F40-44

6432

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

18696

Females

7472

F40-44

7472

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

19673

Females

7984

F40-44

7984

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2stories
+22ft-21ft

Overall

18302

Females

7240

F40-44

7240

Passing Analysis

Category:
Athletes Passed
2660
Passed By
1131
Net Change
+1529
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19933
5K → 10K567108+459#19933#19474
10K → 15K52246+476#19474#18998
15K → 20K41234+378#18998#18620
20K → Half4523+22#18620#18598
Half → 25K194121+73#18598#18525
25K → 30K283185+98#18525#18427
30K → 20M91142-51#18427#18478
20M → 21M82148-66#18478#18544
21M → 35K6247+15#18544#18529
35K → 23M15752+105#18529#18424
23M → 24M11431+83#18424#18341
24M → 40K6187-26#18341#18367
40K → 25.2M1540-25#18367#18392
25.2M → Finish5567-12#18392#18404
TOTALS26601131+1529
📊

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