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BOSTON MARATHON 2025

Jennifer Jurek

Bib: 18543•F

MN

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 41%
Gender (Female)
#0 / 12228
Top 25%
Division (F18-39)
#0 / 5469
Top 43%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:07
Rank: #14482
Start → 5K
24:07 | 7:46/mi
10K· 6.21 mi
47:57
Rank: #14047 (+435)
5K → 10K
23:50 | 7:40/mi
15K· 9.32 mi
1:12:04
Rank: #14043 (+4)
10K → 15K
24:07 | 7:46/mi
20K· 12.43 mi
1:36:30
Rank: #13946 (+97)
15K → 20K
24:26 | 7:52/mi
Half· 13.11 mi
1:41:51
Rank: #13995 (-49)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
2:01:02
Rank: #13822 (+173)
Half → 25K
19:11 | 7:55/mi
30K· 18.64 mi
2:25:54
Rank: #13314 (+508)
25K → 30K
24:52 | 8:00/mi
20M
2:36:43
Rank: #13019 (+295)
30K → 20M
10:49 | 7:58/mi
21M
2:45:07
Rank: #12818 (+201)
20M → 21M
8:24 | 8:24/mi
35K· 21.75 mi
2:50:50
Rank: #12662 (+156)
21M → 35K
5:43 | 7:38/mi
23M
3:00:40
Rank: #12386 (+276)
35K → 23M
9:50 | 7:51/mi
24M
3:08:21
Rank: #12238 (+148)
23M → 24M
7:41 | 7:41/mi
40K· 24.85 mi
3:14:53
Rank: #12029 (+209)
24M → 40K
6:32 | 7:38/mi
25.2M
3:17:42
Rank: #11924 (+105)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:25:01
Rank: #11688 (+236)
25.2M → Finish
7:19 | 7:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:51
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:43:10
Pace7:52 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:5724:077:4624:07
7:46
-
10K
6.21 mi11:38:4747:577:4323:50
7:40
-0:06
15K
9.32 mi12:02:541:12:047:4424:07
7:46
+0:06
20K
12.43 mi12:27:201:36:307:4624:26
7:52
+0:06
Half
13.11 mi12:32:411:41:517:465:21
7:50
-0:02
25K
15.53 mi12:51:522:01:027:4719:11
7:55
+0:05
30K
18.64 mi13:16:442:25:547:5024:52
8:00
+0:05
20M
20.00 mi13:27:332:36:437:5010:49
7:58
-0:02
21M
21.00 mi13:35:572:45:077:528:24
8:24
+0:26
35K
21.75 mi13:41:402:50:507:515:43
7:38
-0:46
23M
23.00 mi13:51:303:00:407:519:50
7:51
+0:13
24M
24.00 mi13:59:113:08:217:517:41
7:41
-0:10
40K
24.85 mi14:05:433:14:537:506:32
7:38
-0:03
25.2M
25.20 mi14:08:323:17:427:512:49
8:10
+0:32
Finish
26.22 mi14:15:513:25:017:507:19
7:11
-0:59

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

7:11 /mi

Average Pace

7:50 /mi

Slowest Pace

8:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:56

68% of race

Time at Steady Pace

1:06:05

32% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:49 /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 mi11:14:5724:077:4624:07
7:46
#14482
10K
6.21 mi11:38:4747:577:4323:50
7:40
#14047
15K
9.32 mi12:02:541:12:047:4424:07
7:46
#14043
20K
12.43 mi12:27:201:36:307:4624:26
7:52
#13946
Half
13.11 mi12:32:411:41:517:465:21
7:50
#13995
25K
15.53 mi12:51:522:01:027:4719:11
7:55
#13822
30K
18.64 mi13:16:442:25:547:5024:52
8:00
#13314
20M
20.00 mi13:27:332:36:437:5010:49
7:58
#13019
21M
21.00 mi13:35:572:45:077:528:24
8:24
#12818
35K
21.75 mi13:41:402:50:507:515:43
7:38
#12662
23M
23.00 mi13:51:303:00:407:519:50
7:51
#12386
24M
24.00 mi13:59:113:08:217:517:41
7:41
#12238
40K
24.85 mi14:05:433:14:537:506:32
7:38
#12029
25.2M
25.20 mi14:08:323:17:427:512:49
8:10
#11924
Finish
26.22 mi14:15:513:25:017:507:19
7:11
#11688
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi144824200420014043(Top 49%)4035(Top 33%)4035(Top 74%)
10K6.21 mi3.10 mi14047+4353966+2343966+23413641(Top 48%)3744(Top 31%)3744(Top 68%)
15K9.32 mi3.11 mi14043+43999-333999-3314043(Top 49%)4035(Top 33%)4035(Top 74%)
20K12.43 mi3.11 mi13946+973970+293970+2913794(Top 49%)3975(Top 33%)3975(Top 73%)
Half13.11 mi0.68 mi13995-494000-304000-3014610(Top 51%)4377(Top 36%)4377(Top 80%)
25K15.53 mi2.42 mi13822+1733942+583942+5813193(Top 46%)3765(Top 31%)3765(Top 69%)
30K18.64 mi3.11 mi13314+5083724+2183724+21811418(Top 40%)2988(Top 24%)2988(Top 55%)
20M20.00 mi1.36 mi13019+2953591+1333591+13310209(Top 36%)2546(Top 21%)2546(Top 47%)
21M21.00 mi1.00 mi12818+2013513+783513+789881(Top 35%)2565(Top 21%)2565(Top 47%)
35K21.75 mi0.75 mi12662+1563451+623451+629695(Top 34%)2470(Top 20%)2470(Top 45%)
23M23.00 mi1.25 mi12386+2763341+1103341+1108998(Top 32%)2264(Top 19%)2264(Top 41%)
24M24.00 mi1.00 mi12238+1483292+493292+499051(Top 32%)2359(Top 19%)2359(Top 43%)
40K24.85 mi0.85 mi12029+2093226+663226+667764(Top 27%)1890(Top 15%)1890(Top 35%)
25.2M25.20 mi0.35 mi11924+1053185+413185+416995(Top 25%)1667(Top 14%)1667(Top 30%)
Finish26.22 mi1.02 mi11688+2363102+833102+836964(Top 25%)1641(Top 13%)1641(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

14043

Females

4035

F18-39

4035

5K→10K

3.1 - 6.2 mi

Top 48%
×5stories
+79ft-138ft

Overall

13641

Females

3744

F18-39

3744

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

14043

Females

4035

F18-39

4035

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

13794

Females

3975

F18-39

3975

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

14610

Females

4377

F18-39

4377

Half→25K

13.1 - 15.5 mi

Top 46%
×4stories
+66ft-88ft

Overall

13193

Females

3765

F18-39

3765

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

11418

Females

2988

F18-39

2988

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

10209

Females

2546

F18-39

2546

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

9881

Females

2565

F18-39

2565

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9695

Females

2470

F18-39

2470

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

8998

Females

2264

F18-39

2264

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

9051

Females

2359

F18-39

2359

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7764

Females

1890

F18-39

1890

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6995

Females

1667

F18-39

1667

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6964

Females

1641

F18-39

1641

Passing Analysis

Category:
Athletes Passed
3501
Passed By
707
Net Change
+2794
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14482
5K → 10K543108+435#14482#14047
10K → 15K205201+4#14047#14043
15K → 20K253156+97#14043#13946
20K → Half2574-49#13946#13995
Half → 25K26390+173#13995#13822
25K → 30K53325+508#13822#13314
30K → 20M2961+295#13314#13019
20M → 21M21615+201#13019#12818
21M → 35K1637+156#12818#12662
35K → 23M2815+276#12662#12386
23M → 24M16113+148#12386#12238
24M → 40K2145+209#12238#12029
40K → 25.2M1061+105#12029#11924
25.2M → Finish2426+236#11924#11688
TOTALS3501707+2794
📊

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