Boston Marathon logo
BOSTON MARATHON 2025

Jennifer Pearce

Bib: 13500•F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 33%
Gender (Female)
#0 / 12228
Top 16%
Masters (Masters Women)
#0 / 6759
Top 6%
Division (F40-44)
#0 / 1718
Top 13%
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
7:17/mi
22:38
↑ 97↓ 3451.5%
10K· 6.21 mi
7:15/mi
45:09
↑ 79↓ 1380.4%
15K· 9.32 mi
7:16/mi
1:07:45
↑ 67↓ 78
20K· 12.43 mi
7:25/mi
1:30:48
↑ 106↓ 860.1%
Half· 13.11 mi
7:21/mi
1:35:49
↑ 19↓ 370.5%
25K· 15.53 mi
7:29/mi
1:53:57
↑ 66↓ 880.2%
30K· 18.64 mi
7:40/mi
2:17:47
↑ 181↓ 1480.2%
20M
7:57/mi
2:28:35
↑ 64↓ 500.2%
21M
8:32/mi
2:37:07
↑ 106↓ 241.6%
35K· 21.75 mi
7:41/mi
2:42:52
↑ 17↓ 861.7%
23M
8:22/mi
2:53:20
↑ 23↓ 630.6%
24M
7:47/mi
3:01:07
↓ 821.3%
40K· 24.85 mi
7:40/mi
3:07:40
↓ 200.3%
25.2M
8:22/mi
3:10:33
↑ 13↓ 160.2%
Finish· 26.22 mi
7:16/mi
3:17:57
↑ 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
Time1:35:49
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:42:08
Pace7:47 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:5322:387:1722:38
7:17
-
10K
6.21 mi11:14:2445:097:1622:31
7:15
-0:02
15K
9.32 mi11:37:001:07:457:1622:36
7:16
+0:01
20K
12.43 mi12:00:031:30:487:1823:03
7:25
+0:09
Half
13.11 mi12:05:041:35:497:195:01
7:21
-0:04
25K
15.53 mi12:23:121:53:577:2018:08
7:29
+0:08
30K
18.64 mi12:47:022:17:477:2323:50
7:40
+0:11
20M
20.00 mi12:57:502:28:357:2610:48
7:57
+0:17
21M
21.00 mi13:06:222:37:077:298:32
8:32
+0:35
35K
21.75 mi13:12:072:42:527:295:45
7:41
-0:51
23M
23.00 mi13:22:352:53:207:3210:28
8:22
+0:41
24M
24.00 mi13:30:223:01:077:337:47
7:47
-0:35
40K
24.85 mi13:36:553:07:407:336:33
7:40
-0:07
25.2M
25.20 mi13:39:483:10:337:342:53
8:22
+0:42
Finish
26.22 mi13:47:123:17:577:337:24
7:16
-1:06

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

7:15 /mi

Average Pace

7:33 /mi

Slowest Pace

8:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:04

89% of race

Time at Steady Pace

21:53

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:33 /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 mi10:51:5322:387:1722:38
7:17
#10217
10K
6.21 mi11:14:2445:097:1622:31
7:15
#10059
15K
9.32 mi11:37:001:07:457:1622:36
7:16
#9929
20K
12.43 mi12:00:031:30:487:1823:03
7:25
#9938
Half
13.11 mi12:05:041:35:497:195:01
7:21
#9958
25K
15.53 mi12:23:121:53:577:2018:08
7:29
#9874
30K
18.64 mi12:47:022:17:477:2323:50
7:40
#9630
20M
20.00 mi12:57:502:28:357:2610:48
7:57
#9626
21M
21.00 mi13:06:222:37:077:298:32
8:32
#9660
35K
21.75 mi13:12:072:42:527:295:45
7:41
#9643
23M
23.00 mi13:22:352:53:207:3210:28
8:22
#9807
24M
24.00 mi13:30:223:01:077:337:47
7:47
#9784
40K
24.85 mi13:36:553:07:407:336:33
7:40
#9660
25.2M
25.20 mi13:39:483:10:337:342:53
8:22
#9620
Finish
26.22 mi13:47:123:17:577:337:24
7:16
#9498
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi10217190719079792(Top 34%)1794(Top 15%)1794(Top 104%)
10K6.21 mi3.10 mi10059+1581839+681839+689917(Top 35%)1796(Top 15%)1796(Top 105%)
15K9.32 mi3.11 mi9929+1301812+271812+279792(Top 34%)1794(Top 15%)1794(Top 104%)
20K12.43 mi3.11 mi9938-91830-181830-1810072(Top 35%)1991(Top 16%)1991(Top 116%)
Half13.11 mi0.68 mi9958-201848-181848-1810524(Top 37%)2189(Top 18%)2189(Top 127%)
25K15.53 mi2.42 mi9874+841849-11849-19813(Top 35%)2023(Top 17%)2023(Top 118%)
30K18.64 mi3.11 mi9630+2441794+551794+559004(Top 32%)1839(Top 15%)1839(Top 107%)
20M20.00 mi1.36 mi9626+41825-311825-3110094(Top 36%)2469(Top 20%)2469(Top 144%)
21M21.00 mi1.00 mi9660-341864-391864-3910702(Top 38%)2950(Top 24%)2950(Top 172%)
35K21.75 mi0.75 mi9643+171877-131877-139998(Top 35%)2584(Top 21%)2584(Top 150%)
23M23.00 mi1.25 mi9807-1642011-1342011-13412426(Top 44%)3956(Top 32%)3956(Top 230%)
24M24.00 mi1.00 mi9784+232038-272038-279698(Top 34%)2652(Top 22%)2652(Top 154%)
40K24.85 mi0.85 mi9660+1242007+312007+317861(Top 28%)1926(Top 16%)1926(Top 112%)
25.2M25.20 mi0.35 mi9620+402013-62013-68020(Top 28%)2078(Top 17%)2078(Top 121%)
Finish26.22 mi1.02 mi9498+1221994+191994+197534(Top 27%)1870(Top 15%)1870(Top 109%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

9792

Females

1794

F40-44

1794

5K→10K

3.1 - 6.2 mi

Top 35%
×5story building
+79ft-138ft

Overall

9917

Females

1796

F40-44

1796

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

9792

Females

1794

F40-44

1794

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

10072

Females

1991

F40-44

1991

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

10524

Females

2189

F40-44

2189

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

9813

Females

2023

F40-44

2023

25K→30K

15.5 - 18.6 mi

Top 32%
×9story building
+181ft-148ft

Overall

9004

Females

1839

F40-44

1839

30K→20M

18.6 - 20.0 mi

Top 36%
×5story building
+64ft-50ft

Overall

10094

Females

2469

F40-44

2469

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10702

Females

2950

F40-44

2950

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

9998

Females

2584

F40-44

2584

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

12426

Females

3956

F40-44

3956

23M→24M

23.0 - 24.0 mi

Top 34%
×6story building
+12ft-82ft

Overall

9698

Females

2652

F40-44

2652

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7861

Females

1926

F40-44

1926

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

8020

Females

2078

F40-44

2078

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7534

Females

1870

F40-44

1870

Passing Analysis

Category:
Athletes Passed
2072*
Passed By
1352
Net Change
+719
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10217
5K → 10K326168+158#10217#10059
10K → 15K244*114+130#10059#9929
15K → 20K191199-9#9929#9938
20K → Half1737-20#9938#9958
Half → 25K190106+84#9958#9874
25K → 30K354110+244#9874#9630
30K → 20M10096+4#9630#9626
20M → 21M84118-34#9626#9660
21M → 35K6952+17#9660#9643
35K → 23M64228-164#9643#9807
23M → 24M9370+23#9807#9784
24M → 40K13713+124#9784#9660
40K → 25.2M5616+40#9660#9620
25.2M → Finish14725+122#9620#9498
TOTALS2072*1352+719

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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