Boston Marathon logo
BOSTON MARATHON 2025

Jackie Riemenschneider

Bib: 16851•F

TX

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
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
9:36/mi
29:49
↑ 97↓ 3451.5%
10K· 6.21 mi
9:35/mi
59:35
↑ 79↓ 1380.4%
15K· 9.32 mi
9:30/mi
1:29:06
↑ 67↓ 78
20K· 12.43 mi
10:05/mi
2:00:25
↑ 106↓ 860.1%
Half· 13.11 mi
9:27/mi
2:06:52
↑ 19↓ 370.5%
25K· 15.53 mi
9:49/mi
2:30:40
↑ 66↓ 880.2%
30K· 18.64 mi
10:29/mi
3:03:15
↑ 181↓ 1480.2%
20M
10:58/mi
3:18:09
↑ 64↓ 500.2%
21M
12:27/mi
3:30:36
↑ 106↓ 241.6%
35K· 21.75 mi
10:31/mi
3:38:28
↑ 17↓ 861.7%
23M
11:54/mi
3:53:22
↑ 23↓ 630.6%
24M
11:32/mi
4:04:54
↓ 821.3%
40K· 24.85 mi
11:55/mi
4:15:05
↓ 200.3%
25.2M
13:26/mi
4:19:43
↑ 13↓ 160.2%
Finish· 26.22 mi
12:09/mi
4:32:06
↑ 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
Time2:06:52
Pace9:41 /mi
2nd Half
Distance13.11 mi
Time2:25:14
Pace11:05 /mi
📊Positive Split: 14.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:0629:499:3629:49
9:36
-
10K
6.21 mi11:34:5259:359:3529:46
9:35
-0:01
15K
9.32 mi12:04:231:29:069:3429:31
9:30
-0:05
20K
12.43 mi12:35:422:00:259:4131:19
10:05
+0:35
Half
13.11 mi12:42:092:06:529:416:27
9:27
-0:38
25K
15.53 mi13:05:572:30:409:4223:48
9:49
+0:22
30K
18.64 mi13:38:323:03:159:5032:35
10:29
+0:40
20M
20.00 mi13:53:263:18:099:5414:54
10:58
+0:29
21M
21.00 mi14:05:533:30:3610:0212:27
12:27
+1:29
35K
21.75 mi14:13:453:38:2810:037:52
10:31
-1:56
23M
23.00 mi14:28:393:53:2210:0914:54
11:54
+1:23
24M
24.00 mi14:40:114:04:5410:1211:32
11:32
-0:22
40K
24.85 mi14:50:224:15:0510:1610:11
11:55
+0:23
25.2M
25.20 mi14:55:004:19:4310:184:38
13:26
+1:31
Finish
26.22 mi15:07:234:32:0610:2312:23
12:09
-1:17

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

9:27 /mi

Average Pace

10:23 /mi

Slowest Pace

13:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:21

44% of race

Time at Steady Pace

1:26:40

32% of race

Time at Slower Pace

1:06:05

24% of race

Average Pace: 10:23 /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 mi11:05:0629:499:3629:49
9:36
#24554
10K
6.21 mi11:34:5259:359:3529:46
9:35
#24429
15K
9.32 mi12:04:231:29:069:3429:31
9:30
#24200
20K
12.43 mi12:35:422:00:259:4131:19
10:05
#24280
Half
13.11 mi12:42:092:06:529:416:27
9:27
#24246
25K
15.53 mi13:05:572:30:409:4223:48
9:49
#23976
30K
18.64 mi13:38:323:03:159:5032:35
10:29
#23763
20M
20.00 mi13:53:263:18:099:5414:54
10:58
#23755
21M
21.00 mi14:05:533:30:3610:0212:27
12:27
#23813
35K
21.75 mi14:13:453:38:2810:037:52
10:31
#23777
23M
23.00 mi14:28:393:53:2210:0914:54
11:54
#23864
24M
24.00 mi14:40:114:04:5410:1211:32
11:32
#23928
40K
24.85 mi14:50:224:15:0510:1610:11
11:55
#23991
25.2M
25.20 mi14:55:004:19:4310:184:38
13:26
#24037
Finish
26.22 mi15:07:234:32:0610:2312:23
12:09
#24199
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi245549984998423757(Top 84%)9520(Top 78%)9520(Top 731%)
10K6.21 mi3.10 mi24429+1259911+739911+7324316(Top 86%)9872(Top 81%)9872(Top 758%)
15K9.32 mi3.11 mi24200+2299788+1239788+12323757(Top 84%)9520(Top 78%)9520(Top 731%)
20K12.43 mi3.11 mi24280-809848-609848-6024411(Top 86%)9939(Top 81%)9939(Top 763%)
Half13.11 mi0.68 mi24246+349834+149834+1423470(Top 83%)9422(Top 77%)9422(Top 723%)
25K15.53 mi2.42 mi23976+2709683+1519683+15122816(Top 80%)9098(Top 74%)9098(Top 698%)
30K18.64 mi3.11 mi23763+2139606+779606+7722922(Top 81%)9277(Top 76%)9277(Top 712%)
20M20.00 mi1.36 mi23755+89622-169622-1623524(Top 83%)9698(Top 79%)9698(Top 744%)
21M21.00 mi1.00 mi23813-589662-409662-4024343(Top 86%)10205(Top 83%)10205(Top 783%)
35K21.75 mi0.75 mi23777+369657+59657+523235(Top 82%)9675(Top 79%)9675(Top 743%)
23M23.00 mi1.25 mi23864-879728-719728-7124977(Top 88%)10587(Top 87%)10587(Top 813%)
24M24.00 mi1.00 mi23928-649769-419769-4124959(Top 88%)10607(Top 87%)10607(Top 814%)
40K24.85 mi0.85 mi23991-639825-569825-5624787(Top 87%)10568(Top 86%)10568(Top 811%)
25.2M25.20 mi0.35 mi24037-469850-259850-2525614(Top 90%)10999(Top 90%)10999(Top 844%)
Finish26.22 mi1.02 mi24199-1629941-919941-9126966(Top 95%)11610(Top 95%)11610(Top 891%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

23757

Females

9520

F50-54

9520

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

24316

Females

9872

F50-54

9872

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

23757

Females

9520

F50-54

9520

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

24411

Females

9939

F50-54

9939

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

23470

Females

9422

F50-54

9422

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

22816

Females

9098

F50-54

9098

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

22922

Females

9277

F50-54

9277

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

23524

Females

9698

F50-54

9698

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

24343

Females

10205

F50-54

10205

21M→35K

21.0 - 21.8 mi

Top 82%
×7story building
+17ft-86ft

Overall

23235

Females

9675

F50-54

9675

35K→23M

21.8 - 23.0 mi

Top 88%
×5story building
+23ft-63ft

Overall

24977

Females

10587

F50-54

10587

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

24959

Females

10607

F50-54

10607

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24787

Females

10568

F50-54

10568

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

25614

Females

10999

F50-54

10999

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

26966

Females

11610

F50-54

11610

Passing Analysis

Category:
Athletes Passed
1545
Passed By
1190
Net Change
+355
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24554
5K → 10K274149+125#24554#24429
10K → 15K27748+229#24429#24200
15K → 20K114194-80#24200#24280
20K → Half395+34#24280#24246
Half → 25K28818+270#24246#23976
25K → 30K26956+213#23976#23763
30K → 20M7971+8#23763#23755
20M → 21M53111-58#23755#23813
21M → 35K5115+36#23813#23777
35K → 23M42129-87#23777#23864
23M → 24M2589-64#23864#23928
24M → 40K2184-63#23928#23991
40K → 25.2M349-46#23991#24037
25.2M → Finish10172-162#24037#24199
TOTALS15451190+355
📊

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