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BOSTON MARATHON 2025

Rachel Gershman

Bib: 29070•F

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:13
Rank: #19538
Start → 5K
26:13 | 8:26/mi
10K· 6.21 mi
51:19
Rank: #18370 (+1168)
5K → 10K
25:06 | 8:05/mi
15K· 9.32 mi
1:16:19
Rank: #17688 (+682)
10K → 15K
25:00 | 8:03/mi
20K· 12.43 mi
1:42:10
Rank: #17492 (+196)
15K → 20K
25:51 | 8:19/mi
Half· 13.11 mi
1:47:51
Rank: #17516 (-24)
20K → Half
5:41 | 8:20/mi
25K· 15.53 mi
2:09:26
Rank: #17797 (-281)
Half → 25K
21:35 | 8:54/mi
30K· 18.64 mi
2:38:37
Rank: #18187 (-390)
25K → 30K
29:11 | 9:24/mi
20M
2:51:38
Rank: #18318 (-131)
30K → 20M
13:01 | 9:35/mi
21M
3:01:56
Rank: #18383 (-65)
20M → 21M
10:18 | 10:18/mi
35K· 21.75 mi
3:08:59
Rank: #18482 (-99)
21M → 35K
7:03 | 9:25/mi
23M
3:20:41
Rank: #18429 (+53)
35K → 23M
11:42 | 9:21/mi
24M
3:29:34
Rank: #18340 (+89)
23M → 24M
8:53 | 8:53/mi
40K· 24.85 mi
3:37:19
Rank: #18280 (+60)
24M → 40K
7:45 | 9:04/mi
25.2M
3:40:43
Rank: #18255 (+25)
40K → 25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
3:49:51
Rank: #18292 (-37)
25.2M → Finish
9:08 | 8:58/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:51
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time2:02:00
Pace9:18 /mi
📊Positive Split: 13.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:2926:138:2626:13
8:26
-
10K
6.21 mi12:10:3551:198:1625:06
8:05
-0:21
15K
9.32 mi12:35:351:16:198:1125:00
8:03
-0:02
20K
12.43 mi13:01:261:42:108:1325:51
8:19
+0:16
Half
13.11 mi13:07:071:47:518:145:41
8:20
+0:01
25K
15.53 mi13:28:422:09:268:2021:35
8:54
+0:34
30K
18.64 mi13:57:532:38:378:3129:11
9:24
+0:30
20M
20.00 mi14:10:542:51:388:3513:01
9:35
+0:11
21M
21.00 mi14:21:123:01:568:4010:18
10:18
+0:43
35K
21.75 mi14:28:153:08:598:417:03
9:25
-0:53
23M
23.00 mi14:39:573:20:418:4411:42
9:21
-0:04
24M
24.00 mi14:48:503:29:348:448:53
8:53
-0:28
40K
24.85 mi14:56:353:37:198:457:45
9:04
+0:11
25.2M
25.20 mi14:59:593:40:438:463:24
9:52
+0:48
Finish
26.22 mi15:09:073:49:518:469:08
8:58
-0:54

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

8:03 /mi

Average Pace

8:46 /mi

Slowest Pace

10:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:51

47% of race

Time at Steady Pace

47:21

21% of race

Time at Slower Pace

1:14:39

32% of race

Average Pace: 8:46 /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 mi11:45:2926:138:2626:13
8:26
#19538
10K
6.21 mi12:10:3551:198:1625:06
8:05
#18370
15K
9.32 mi12:35:351:16:198:1125:00
8:03
#17688
20K
12.43 mi13:01:261:42:108:1325:51
8:19
#17492
Half
13.11 mi13:07:071:47:518:145:41
8:20
#17516
25K
15.53 mi13:28:422:09:268:2021:35
8:54
#17797
30K
18.64 mi13:57:532:38:378:3129:11
9:24
#18187
20M
20.00 mi14:10:542:51:388:3513:01
9:35
#18318
21M
21.00 mi14:21:123:01:568:4010:18
10:18
#18383
35K
21.75 mi14:28:153:08:598:417:03
9:25
#18482
23M
23.00 mi14:39:573:20:418:4411:42
9:21
#18429
24M
24.00 mi14:48:503:29:348:448:53
8:53
#18340
40K
24.85 mi14:56:353:37:198:457:45
9:04
#18280
25.2M
25.20 mi14:59:593:40:438:463:24
9:52
#18255
Finish
26.22 mi15:09:073:49:518:469:08
8:58
#18292
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi195387221722116403(Top 58%)5384(Top 44%)5384(Top 98%)
10K6.21 mi3.10 mi18370+11686543+6786543+67817066(Top 60%)5744(Top 47%)5744(Top 105%)
15K9.32 mi3.11 mi17688+6826139+4046139+40416403(Top 58%)5384(Top 44%)5384(Top 98%)
20K12.43 mi3.11 mi17492+1966026+1136026+11317068(Top 60%)5814(Top 48%)5814(Top 106%)
Half13.11 mi0.68 mi17516-246046-206046-2018192(Top 64%)6442(Top 53%)6442(Top 118%)
25K15.53 mi2.42 mi17797-2816238-1926238-19219446(Top 68%)7223(Top 59%)7223(Top 132%)
30K18.64 mi3.11 mi18187-3906498-2606498-26019507(Top 69%)7393(Top 60%)7393(Top 135%)
20M20.00 mi1.36 mi18318-1316594-966594-9619528(Top 69%)7537(Top 62%)7537(Top 138%)
21M21.00 mi1.00 mi18383-656658-646658-6419381(Top 68%)7541(Top 62%)7541(Top 138%)
35K21.75 mi0.75 mi18482-996728-706728-7020055(Top 71%)8005(Top 65%)8005(Top 146%)
23M23.00 mi1.25 mi18429+536722+66722+618006(Top 63%)6986(Top 57%)6986(Top 128%)
24M24.00 mi1.00 mi18340+896705+176705+1716792(Top 59%)6382(Top 52%)6382(Top 117%)
40K24.85 mi0.85 mi18280+606703+26703+216718(Top 59%)6436(Top 53%)6436(Top 118%)
25.2M25.20 mi0.35 mi18255+256697+66697+616452(Top 58%)6313(Top 52%)6313(Top 115%)
Finish26.22 mi1.02 mi18292-376740-436740-4318862(Top 66%)7522(Top 62%)7522(Top 138%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21stories
+97ft-345ft

Overall

16403

Females

5384

F18-39

5384

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

17066

Females

5744

F18-39

5744

10K→15K

6.2 - 9.3 mi

Top 58%
×3stories
+67ft-78ft

Overall

16403

Females

5384

F18-39

5384

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

17068

Females

5814

F18-39

5814

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

18192

Females

6442

F18-39

6442

Half→25K

13.1 - 15.5 mi

Top 68%
×4stories
+66ft-88ft

Overall

19446

Females

7223

F18-39

7223

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

19507

Females

7393

F18-39

7393

30K→20M

18.6 - 20.0 mi

Top 69%
×5stories
+64ft-50ft

Overall

19528

Females

7537

F18-39

7537

20M→21M

20.0 - 21.0 mi

Top 68%
×8stories
+106ft-24ft

Overall

19381

Females

7541

F18-39

7541

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

20055

Females

8005

F18-39

8005

35K→23M

21.8 - 23.0 mi

Top 63%
×5stories
+23ft-63ft

Overall

18006

Females

6986

F18-39

6986

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

16792

Females

6382

F18-39

6382

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

16718

Females

6436

F18-39

6436

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16452

Females

6313

F18-39

6313

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

18862

Females

7522

F18-39

7522

Passing Analysis

Category:
Athletes Passed
3039
Passed By
1793
Net Change
+1246
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19538
5K → 10K119123+1168#19538#18370
10K → 15K69614+682#18370#17688
15K → 20K28791+196#17688#17492
20K → Half1943-24#17492#17516
Half → 25K99380-281#17516#17797
25K → 30K129519-390#17797#18187
30K → 20M79210-131#18187#18318
20M → 21M80145-65#18318#18383
21M → 35K28127-99#18383#18482
35K → 23M12673+53#18482#18429
23M → 24M11829+89#18429#18340
24M → 40K10040+60#18340#18280
40K → 25.2M3914+25#18280#18255
25.2M → Finish4885-37#18255#18292
TOTALS30391793+1246
📊

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