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BOSTON MARATHON 2025

Jenny Frazier

Bib: 25783•F

MA

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
32:43
Rank: #26834
Start → 5K
10:32/mi
32:43 split
10K· 6.21 mi
1:04:10
Rank: #26133 (+701)
5K → 10K
10:07/mi
31:27 split
15K· 9.32 mi
1:34:07
Rank: #25523 (+610)
10K → 15K
9:38/mi
29:57 split
20K· 12.43 mi
2:03:52
Rank: #24935 (+588)
15K → 20K
9:35/mi
29:45 split
Half· 13.11 mi
2:10:08
Rank: #24810 (+125)
20K → Half
9:11/mi
6:16 split
25K· 15.53 mi
2:33:21
Rank: #24434 (+376)
Half → 25K
9:35/mi
23:13 split
30K· 18.64 mi
3:04:27
Rank: #23945 (+489)
25K → 30K
10:01/mi
31:06 split
20M
3:18:20
Rank: #23778 (+167)
30K → 20M
10:13/mi
13:53 split
21M
3:29:10
Rank: #23616 (+162)
20M → 21M
10:50/mi
10:50 split
35K· 21.75 mi
3:36:53
Rank: #23579 (+37)
21M → 35K
10:19/mi
7:43 split
23M
3:49:52
Rank: #23454 (+125)
35K → 23M
10:22/mi
12:59 split
24M
4:00:02
Rank: #23392 (+62)
23M → 24M
10:10/mi
10:10 split
40K· 24.85 mi
4:08:56
Rank: #23290 (+102)
24M → 40K
10:25/mi
8:54 split
25.2M
4:12:47
Rank: #23268 (+22)
40K → 25.2M
11:10/mi
3:51 split
Finish· 26.22 mi
4:22:39
Rank: #23227 (+41)
25.2M → Finish
9:41/mi
9:52 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:10:08
Pace9:56 /mi
2nd Half
Distance13.11 mi
Time2:12:31
Pace10:07 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0632:4310:3232:43
10:32
-
10K
6.21 mi12:24:331:04:1010:2031:27
10:07
-0:25
15K
9.32 mi12:54:301:34:0710:0629:57
9:38
-0:29
20K
12.43 mi13:24:152:03:529:5829:45
9:35
-0:03
Half
13.11 mi13:30:312:10:089:566:16
9:11
-0:24
25K
15.53 mi13:53:442:33:219:5223:13
9:35
+0:24
30K
18.64 mi14:24:503:04:279:5431:06
10:01
+0:26
20M
20.00 mi14:38:433:18:209:5513:53
10:13
+0:12
21M
21.00 mi14:49:333:29:109:5810:50
10:50
+0:37
35K
21.75 mi14:57:163:36:539:587:43
10:19
-0:31
23M
23.00 mi15:10:153:49:5210:0012:59
10:22
+0:03
24M
24.00 mi15:20:254:00:0210:0010:10
10:10
-0:12
40K
24.85 mi15:29:194:08:5610:018:54
10:25
+0:15
25.2M
25.20 mi15:33:104:12:4710:023:51
11:10
+0:45
Finish
26.22 mi15:43:024:22:3910:019:52
9:41
-1:29

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

9:11 /mi

Average Pace

10:01 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:03

38% of race

Time at Steady Pace

1:56:12

44% of race

Time at Slower Pace

47:24

18% of race

Average Pace: 10:01 /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 mi11:53:0632:4310:3232:43
10:32
#26834
10K
6.21 mi12:24:331:04:1010:2031:27
10:07
#26133
15K
9.32 mi12:54:301:34:0710:0629:57
9:38
#25523
20K
12.43 mi13:24:152:03:529:5829:45
9:35
#24935
Half
13.11 mi13:30:312:10:089:566:16
9:11
#24810
25K
15.53 mi13:53:442:33:219:5223:13
9:35
#24434
30K
18.64 mi14:24:503:04:279:5431:06
10:01
#23945
20M
20.00 mi14:38:433:18:209:5513:53
10:13
#23778
21M
21.00 mi14:49:333:29:109:5810:50
10:50
#23616
35K
21.75 mi14:57:163:36:539:587:43
10:19
#23579
23M
23.00 mi15:10:153:49:5210:0012:59
10:22
#23454
24M
24.00 mi15:20:254:00:0210:0010:10
10:10
#23392
40K
24.85 mi15:29:194:08:5610:018:54
10:25
#23290
25.2M
25.20 mi15:33:104:12:4710:023:51
11:10
#23268
Finish
26.22 mi15:43:024:22:3910:019:52
9:41
#23227
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26834112291122924127(Top 85%)9744(Top 80%)9744(Top 178%)
10K6.21 mi3.10 mi26133+70110843+38610843+38625572(Top 90%)10567(Top 86%)10567(Top 193%)
15K9.32 mi3.11 mi25523+61010510+33310510+33324127(Top 85%)9744(Top 80%)9744(Top 178%)
20K12.43 mi3.11 mi24935+58810200+31010200+31023140(Top 81%)9218(Top 75%)9218(Top 169%)
Half13.11 mi0.68 mi24810+12510128+7210128+7222577(Top 79%)8928(Top 73%)8928(Top 163%)
25K15.53 mi2.42 mi24434+3769945+1839945+18322118(Top 78%)8718(Top 71%)8718(Top 159%)
30K18.64 mi3.11 mi23945+4899701+2449701+24421637(Top 76%)8580(Top 70%)8580(Top 157%)
20M20.00 mi1.36 mi23778+1679632+699632+6921635(Top 76%)8707(Top 71%)8707(Top 159%)
21M21.00 mi1.00 mi23616+1629562+709562+7020948(Top 74%)8430(Top 69%)8430(Top 154%)
35K21.75 mi0.75 mi23579+379557+59557+522753(Top 80%)9416(Top 77%)9416(Top 172%)
23M23.00 mi1.25 mi23454+1259507+509507+5021665(Top 76%)8906(Top 73%)8906(Top 163%)
24M24.00 mi1.00 mi23392+629487+209487+2021856(Top 77%)9068(Top 74%)9068(Top 166%)
40K24.85 mi0.85 mi23290+1029454+339454+3321688(Top 76%)9038(Top 74%)9038(Top 165%)
25.2M25.20 mi0.35 mi23268+229447+79447+721176(Top 75%)8759(Top 72%)8759(Top 160%)
Finish26.22 mi1.02 mi23227+419438+99438+921873(Top 77%)9098(Top 74%)9098(Top 166%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

24127

Females

9744

F18-39

9744

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

25572

Females

10567

F18-39

10567

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

24127

Females

9744

F18-39

9744

15K→20K

9.3 - 12.4 mi

Top 81%
×5stories
+106ft-86ft

Overall

23140

Females

9218

F18-39

9218

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

22577

Females

8928

F18-39

8928

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

22118

Females

8718

F18-39

8718

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

21637

Females

8580

F18-39

8580

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

21635

Females

8707

F18-39

8707

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

20948

Females

8430

F18-39

8430

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

22753

Females

9416

F18-39

9416

35K→23M

21.8 - 23.0 mi

Top 76%
×5stories
+23ft-63ft

Overall

21665

Females

8906

F18-39

8906

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

21856

Females

9068

F18-39

9068

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21688

Females

9038

F18-39

9038

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21176

Females

8759

F18-39

8759

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

21873

Females

9098

F18-39

9098

Passing Analysis

Category:
Athletes Passed
3738
Passed By
131
Net Change
+3607
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26834
5K → 10K71211+701#26834#26133
10K → 15K6122+610#26133#25523
15K → 20K5891+588#25523#24935
20K → Half1250+125#24935#24810
Half → 25K3760+376#24810#24434
25K → 30K50011+489#24434#23945
30K → 20M1747+167#23945#23778
20M → 21M1719+162#23778#23616
21M → 35K5922+37#23616#23579
35K → 23M15126+125#23579#23454
23M → 24M719+62#23454#23392
24M → 40K1086+102#23392#23290
40K → 25.2M275+22#23290#23268
25.2M → Finish6322+41#23268#23227
TOTALS3738131+3607
📊

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