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BOSTON MARATHON 2025

Jenny Hill

Bib: 21917•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
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
8:34/mi
26:36
↑ 97↓ 3451.5%
10K· 6.21 mi
8:39/mi
53:27
↑ 79↓ 1380.4%
15K· 9.32 mi
8:45/mi
1:20:38
↑ 67↓ 78
20K· 12.43 mi
9:04/mi
1:48:47
↑ 106↓ 860.1%
Half· 13.11 mi
9:04/mi
1:54:58
↑ 19↓ 370.5%
25K· 15.53 mi
8:43/mi
2:16:06
↑ 66↓ 880.2%
30K· 18.64 mi
9:05/mi
2:44:19
↑ 181↓ 1480.2%
20M
9:14/mi
2:56:52
↑ 64↓ 500.2%
21M
10:00/mi
3:06:52
↑ 106↓ 241.6%
35K· 21.75 mi
8:45/mi
3:13:25
↑ 17↓ 861.7%
23M
9:15/mi
3:25:00
↑ 23↓ 630.6%
24M
8:59/mi
3:33:59
↓ 821.3%
40K· 24.85 mi
9:10/mi
3:41:49
↓ 200.3%
25.2M
9:46/mi
3:45:11
↑ 13↓ 160.2%
Finish· 26.22 mi
8:52/mi
3:54:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:58
Pace8:46 /mi
2nd Half
Distance13.11 mi
Time1:59:15
Pace9:06 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:3426:368:3426:36
8:34
-
10K
6.21 mi11:48:2553:278:3626:51
8:39
+0:05
15K
9.32 mi12:15:361:20:388:3927:11
8:45
+0:06
20K
12.43 mi12:43:451:48:478:4528:09
9:04
+0:19
Half
13.11 mi12:49:561:54:588:466:11
9:04
0:00
25K
15.53 mi13:11:042:16:068:4621:08
8:43
-0:21
30K
18.64 mi13:39:172:44:198:4928:13
9:05
+0:22
20M
20.00 mi13:51:502:56:528:5112:33
9:14
+0:09
21M
21.00 mi14:01:503:06:528:5410:00
10:00
+0:46
35K
21.75 mi14:08:233:13:258:546:33
8:45
-1:15
23M
23.00 mi14:19:583:25:008:5511:35
9:15
+0:30
24M
24.00 mi14:28:573:33:598:558:59
8:59
-0:16
40K
24.85 mi14:36:473:41:498:557:50
9:10
+0:11
25.2M
25.20 mi14:40:093:45:118:563:22
9:46
+0:36
Finish
26.22 mi14:49:113:54:138:569:02
8:52
-0:54

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

8:34 /mi

Average Pace

8:56 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:40:51

94% of race

Time at Steady Pace

13:22

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:56 /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 mi11:21:3426:368:3426:36
8:34
#20259
10K
6.21 mi11:48:2553:278:3626:51
8:39
#20405
15K
9.32 mi12:15:361:20:388:3927:11
8:45
#20491
20K
12.43 mi12:43:451:48:478:4528:09
9:04
#20694
Half
13.11 mi12:49:561:54:588:466:11
9:04
#20774
25K
15.53 mi13:11:042:16:068:4621:08
8:43
#20416
30K
18.64 mi13:39:172:44:198:4928:13
9:05
#19953
20M
20.00 mi13:51:502:56:528:5112:33
9:14
#19798
21M
21.00 mi14:01:503:06:528:5410:00
10:00
#19704
35K
21.75 mi14:08:233:13:258:546:33
8:45
#19608
23M
23.00 mi14:19:583:25:008:5511:35
9:15
#19480
24M
24.00 mi14:28:573:33:598:558:59
8:59
#19377
40K
24.85 mi14:36:473:41:498:557:50
9:10
#19294
25.2M
25.20 mi14:40:093:45:118:563:22
9:46
#19217
Finish
26.22 mi14:49:113:54:138:569:02
8:52
#19180
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi202597654765420761(Top 73%)7862(Top 64%)7862(Top 434%)
10K6.21 mi3.10 mi20405-1467713-597713-5920569(Top 72%)7782(Top 64%)7782(Top 429%)
15K9.32 mi3.11 mi20491-867746-337746-3320761(Top 73%)7862(Top 64%)7862(Top 434%)
20K12.43 mi3.11 mi20694-2037867-1217867-12121271(Top 75%)8184(Top 67%)8184(Top 451%)
Half13.11 mi0.68 mi20774-807913-467913-4622082(Top 78%)8639(Top 71%)8639(Top 477%)
25K15.53 mi2.42 mi20416+3587720+1937720+19318514(Top 65%)6715(Top 55%)6715(Top 370%)
30K18.64 mi3.11 mi19953+4637499+2217499+22118113(Top 64%)6644(Top 54%)6644(Top 366%)
20M20.00 mi1.36 mi19798+1557432+677432+6717982(Top 63%)6711(Top 55%)6711(Top 370%)
21M21.00 mi1.00 mi19704+947406+267406+2618310(Top 64%)6957(Top 57%)6957(Top 384%)
35K21.75 mi0.75 mi19608+967366+407366+4017078(Top 60%)6399(Top 52%)6399(Top 353%)
23M23.00 mi1.25 mi19480+1287330+367330+3617585(Top 62%)6782(Top 55%)6782(Top 374%)
24M24.00 mi1.00 mi19377+1037296+347296+3417318(Top 61%)6666(Top 55%)6666(Top 368%)
40K24.85 mi0.85 mi19294+837259+377259+3717200(Top 61%)6695(Top 55%)6695(Top 369%)
25.2M25.20 mi0.35 mi19217+777233+267233+2615993(Top 56%)6098(Top 50%)6098(Top 336%)
Finish26.22 mi1.02 mi19180+377234-17234-118387(Top 65%)7285(Top 60%)7285(Top 402%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

20761

Females

7862

F45-49

7862

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

20569

Females

7782

F45-49

7782

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

20761

Females

7862

F45-49

7862

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

21271

Females

8184

F45-49

8184

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

22082

Females

8639

F45-49

8639

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

18514

Females

6715

F45-49

6715

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

18113

Females

6644

F45-49

6644

30K→20M

18.6 - 20.0 mi

Top 63%
×5story building
+64ft-50ft

Overall

17982

Females

6711

F45-49

6711

20M→21M

20.0 - 21.0 mi

Top 64%
×8story building
+106ft-24ft

Overall

18310

Females

6957

F45-49

6957

21M→35K

21.0 - 21.8 mi

Top 60%
×7story building
+17ft-86ft

Overall

17078

Females

6399

F45-49

6399

35K→23M

21.8 - 23.0 mi

Top 62%
×5story building
+23ft-63ft

Overall

17585

Females

6782

F45-49

6782

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

17318

Females

6666

F45-49

6666

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17200

Females

6695

F45-49

6695

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15993

Females

6098

F45-49

6098

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

18387

Females

7285

F45-49

7285

Passing Analysis

Category:
Athletes Passed
2339
Passed By
1260
Net Change
+1079
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20259
5K → 10K214360-146#20259#20405
10K → 15K151237-86#20405#20491
15K → 20K121324-203#20491#20694
20K → Half1393-80#20694#20774
Half → 25K37416+358#20774#20416
25K → 30K50239+463#20416#19953
30K → 20M18833+155#19953#19798
20M → 21M14147+94#19798#19704
21M → 35K1048+96#19704#19608
35K → 23M15123+128#19608#19480
23M → 24M12522+103#19480#19377
24M → 40K10118+83#19377#19294
40K → 25.2M803+77#19294#19217
25.2M → Finish7437+37#19217#19180
TOTALS23391260+1079
📊

Passing Visuals

Category:
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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