Boston Marathon logo
BOSTON MARATHON 2025

Jennifer Wenneker

Bib: 19771•F

TN

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 50%
Masters (Masters Women)
#0 / 6759
Top 39%
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:00/mi
24:52
↑ 97↓ 3451.5%
10K· 6.21 mi
7:54/mi
49:25
↑ 79↓ 1380.4%
15K· 9.32 mi
8:03/mi
1:14:27
↑ 67↓ 78
20K· 12.43 mi
8:20/mi
1:40:20
↑ 106↓ 860.1%
Half· 13.11 mi
8:20/mi
1:46:01
↑ 19↓ 370.5%
25K· 15.53 mi
8:46/mi
2:07:17
↑ 66↓ 880.2%
30K· 18.64 mi
8:58/mi
2:35:07
↑ 181↓ 1480.2%
20M
9:12/mi
2:47:37
↑ 64↓ 500.2%
21M
9:49/mi
2:57:26
↑ 106↓ 241.6%
35K· 21.75 mi
8:28/mi
3:03:46
↑ 17↓ 861.7%
23M
9:17/mi
3:15:24
↑ 23↓ 630.6%
24M
9:01/mi
3:24:25
↓ 821.3%
40K· 24.85 mi
9:24/mi
3:32:27
↓ 200.3%
25.2M
10:06/mi
3:35:56
↑ 13↓ 160.2%
Finish· 26.22 mi
8:48/mi
3:44:54
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:01
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time1:58:53
Pace9:04 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3724:528:0024:52
8:00
-
10K
6.21 mi11:41:1049:257:5724:33
7:54
-0:06
15K
9.32 mi12:06:121:14:277:5925:02
8:03
+0:09
20K
12.43 mi12:32:051:40:208:0425:53
8:20
+0:17
Half
13.11 mi12:37:461:46:018:055:41
8:20
0:00
25K
15.53 mi12:59:022:07:178:1221:16
8:46
+0:26
30K
18.64 mi13:26:522:35:078:1927:50
8:58
+0:12
20M
20.00 mi13:39:222:47:378:2312:30
9:12
+0:14
21M
21.00 mi13:49:112:57:268:279:49
9:49
+0:37
35K
21.75 mi13:55:313:03:468:276:20
8:28
-1:21
23M
23.00 mi14:07:093:15:248:3011:38
9:17
+0:49
24M
24.00 mi14:16:103:24:258:319:01
9:01
-0:16
40K
24.85 mi14:24:123:32:278:338:02
9:24
+0:23
25.2M
25.20 mi14:27:413:35:568:343:29
10:06
+0:42
Finish
26.22 mi14:36:393:44:548:358:58
8:48
-1:18

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

7:54 /mi

Average Pace

8:35 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:21

50% of race

Time at Steady Pace

1:07:05

30% of race

Time at Slower Pace

45:28

20% of race

Average Pace: 8:35 /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 mi11:16:3724:528:0024:52
8:00
#16637
10K
6.21 mi11:41:1049:257:5724:33
7:54
#16132
15K
9.32 mi12:06:121:14:277:5925:02
8:03
#16235
20K
12.43 mi12:32:051:40:208:0425:53
8:20
#16491
Half
13.11 mi12:37:461:46:018:055:41
8:20
#16580
25K
15.53 mi12:59:022:07:178:1221:16
8:46
#16919
30K
18.64 mi13:26:522:35:078:1927:50
8:58
#16969
20M
20.00 mi13:39:222:47:378:2312:30
9:12
#17020
21M
21.00 mi13:49:112:57:268:279:49
9:49
#17008
35K
21.75 mi13:55:313:03:468:276:20
8:28
#16937
23M
23.00 mi14:07:093:15:248:3011:38
9:17
#16988
24M
24.00 mi14:16:103:24:258:319:01
9:01
#17009
40K
24.85 mi14:24:123:32:278:338:02
9:24
#17076
25.2M
25.20 mi14:27:413:35:568:343:29
10:06
#17076
Finish
26.22 mi14:36:393:44:548:358:58
8:48
#17109
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi166375540554016480(Top 58%)5423(Top 44%)5423(Top 316%)
10K6.21 mi3.10 mi16132+5055224+3165224+31615697(Top 55%)4947(Top 40%)4947(Top 288%)
15K9.32 mi3.11 mi16235-1035272-485272-4816480(Top 58%)5423(Top 44%)5423(Top 316%)
20K12.43 mi3.11 mi16491-2565429-1575429-15717119(Top 60%)5838(Top 48%)5838(Top 340%)
Half13.11 mi0.68 mi16580-895490-615490-6118153(Top 64%)6403(Top 52%)6403(Top 373%)
25K15.53 mi2.42 mi16919-3395717-2275717-22718788(Top 66%)6859(Top 56%)6859(Top 399%)
30K18.64 mi3.11 mi16969-505798-815798-8117459(Top 61%)6281(Top 51%)6281(Top 366%)
20M20.00 mi1.36 mi17020-515856-585856-5817784(Top 63%)6582(Top 54%)6582(Top 383%)
21M21.00 mi1.00 mi17008+125881-255881-2517564(Top 62%)6563(Top 54%)6563(Top 382%)
35K21.75 mi0.75 mi16937+715861+205861+2015304(Top 54%)5415(Top 44%)5415(Top 315%)
23M23.00 mi1.25 mi16988-515925-645925-6417743(Top 62%)6860(Top 56%)6860(Top 399%)
24M24.00 mi1.00 mi17009-215962-375962-3717467(Top 61%)6744(Top 55%)6744(Top 393%)
40K24.85 mi0.85 mi17076-676032-706032-7018277(Top 64%)7255(Top 59%)7255(Top 422%)
25.2M25.20 mi0.35 mi170766049-176049-1717499(Top 62%)6853(Top 56%)6853(Top 399%)
Finish26.22 mi1.02 mi17109-336079-306079-3018044(Top 64%)7101(Top 58%)7101(Top 413%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

16480

Females

5423

F40-44

5423

5K→10K

3.1 - 6.2 mi

Top 55%
×5story building
+79ft-138ft

Overall

15697

Females

4947

F40-44

4947

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

16480

Females

5423

F40-44

5423

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

17119

Females

5838

F40-44

5838

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

18153

Females

6403

F40-44

6403

Half→25K

13.1 - 15.5 mi

Top 66%
×4story building
+66ft-88ft

Overall

18788

Females

6859

F40-44

6859

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

17459

Females

6281

F40-44

6281

30K→20M

18.6 - 20.0 mi

Top 63%
×5story building
+64ft-50ft

Overall

17784

Females

6582

F40-44

6582

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

17564

Females

6563

F40-44

6563

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

15304

Females

5415

F40-44

5415

35K→23M

21.8 - 23.0 mi

Top 62%
×5story building
+23ft-63ft

Overall

17743

Females

6860

F40-44

6860

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

17467

Females

6744

F40-44

6744

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

18277

Females

7255

F40-44

7255

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

17499

Females

6853

F40-44

6853

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

18044

Females

7101

F40-44

7101

Passing Analysis

Category:
Athletes Passed
1807
Passed By
2279
Net Change
-472
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16637
5K → 10K606101+505#16637#16132
10K → 15K167270-103#16132#16235
15K → 20K136392-256#16235#16491
20K → Half13102-89#16491#16580
Half → 25K70409-339#16580#16919
25K → 30K207257-50#16919#16969
30K → 20M76127-51#16969#17020
20M → 21M122110+12#17020#17008
21M → 35K9625+71#17008#16937
35K → 23M101152-51#16937#16988
23M → 24M7192-21#16988#17009
24M → 40K51118-67#17009#17076
40K → 25.2M38380#17076#17076
25.2M → Finish5386-33#17076#17109
TOTALS18072279-472
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing