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BOSTON MARATHON 2025

Vanesa Clements

Bib: 16836•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 45%
Masters (Masters Women)
#0 / 6759
Top 32%
Division (F45-49)
#0 / 1813
Top 39%
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
8:05/mi
25:08
↑ 97↓ 3451.5%
10K· 6.21 mi
8:12/mi
50:36
↑ 79↓ 1380.4%
15K· 9.32 mi
8:14/mi
1:16:11
↑ 67↓ 78
20K· 12.43 mi
8:22/mi
1:42:10
↑ 106↓ 860.1%
Half· 13.11 mi
7:59/mi
1:47:37
↑ 19↓ 370.5%
25K· 15.53 mi
8:24/mi
2:07:59
↑ 66↓ 880.2%
30K· 18.64 mi
8:58/mi
2:35:49
↑ 181↓ 1480.2%
20M
8:59/mi
2:48:02
↑ 64↓ 500.2%
21M
9:38/mi
2:57:40
↑ 106↓ 241.6%
35K· 21.75 mi
8:23/mi
3:03:56
↑ 17↓ 861.7%
23M
8:22/mi
3:14:25
↑ 23↓ 630.6%
24M
8:11/mi
3:22:36
↓ 821.3%
40K· 24.85 mi
8:38/mi
3:29:59
↓ 200.3%
25.2M
9:08/mi
3:33:08
↑ 13↓ 160.2%
Finish· 26.22 mi
7:52/mi
3:41:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:37
Pace8:13 /mi
2nd Half
Distance13.11 mi
Time1:53:32
Pace8:40 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:59:3925:088:0525:08
8:05
-
10K
6.21 mi11:25:0750:368:0925:28
8:12
+0:07
15K
9.32 mi11:50:421:16:118:1025:35
8:14
+0:02
20K
12.43 mi12:16:411:42:108:1325:59
8:22
+0:08
Half
13.11 mi12:22:081:47:378:135:27
7:59
-0:23
25K
15.53 mi12:42:302:07:598:1420:22
8:24
+0:25
30K
18.64 mi13:10:202:35:498:2227:50
8:58
+0:34
20M
20.00 mi13:22:332:48:028:2412:13
8:59
+0:01
21M
21.00 mi13:32:112:57:408:289:38
9:38
+0:39
35K
21.75 mi13:38:273:03:568:276:16
8:23
-1:15
23M
23.00 mi13:48:563:14:258:2710:29
8:22
-0:01
24M
24.00 mi13:57:073:22:368:278:11
8:11
-0:11
40K
24.85 mi14:04:303:29:598:277:23
8:38
+0:27
25.2M
25.20 mi14:07:393:33:088:273:09
9:08
+0:30
Finish
26.22 mi14:15:403:41:098:268:01
7:52
-1:16

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

7:52 /mi

Average Pace

8:26 /mi

Slowest Pace

9:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

38:36

17% of race

Time at Steady Pace

2:02:20

55% of race

Time at Slower Pace

1:00:13

27% of race

Average Pace: 8:26 /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 mi10:59:3925:088:0525:08
8:05
#17281
10K
6.21 mi11:25:0750:368:0925:28
8:12
#17599
15K
9.32 mi11:50:421:16:118:1025:35
8:14
#17594
20K
12.43 mi12:16:411:42:108:1325:59
8:22
#17490
Half
13.11 mi12:22:081:47:378:135:27
7:59
#17386
25K
15.53 mi12:42:302:07:598:1420:22
8:24
#17206
30K
18.64 mi13:10:202:35:498:2227:50
8:58
#17195
20M
20.00 mi13:22:332:48:028:2412:13
8:59
#17145
21M
21.00 mi13:32:112:57:408:289:38
9:38
#17094
35K
21.75 mi13:38:273:03:568:276:16
8:23
#16995
23M
23.00 mi13:48:563:14:258:2710:29
8:22
#16703
24M
24.00 mi13:57:073:22:368:278:11
8:11
#16492
40K
24.85 mi14:04:303:29:598:277:23
8:38
#16383
25.2M
25.20 mi14:07:393:33:088:273:09
9:08
#16327
Finish
26.22 mi14:15:403:41:098:268:01
7:52
#16155
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi172815907590717606(Top 62%)6078(Top 50%)6078(Top 335%)
10K6.21 mi3.10 mi17599-3186096-1896096-18917876(Top 63%)6224(Top 51%)6224(Top 343%)
15K9.32 mi3.11 mi17594+56074+226074+2217606(Top 62%)6078(Top 50%)6078(Top 335%)
20K12.43 mi3.11 mi17490+1046024+506024+5017320(Top 61%)5955(Top 49%)5955(Top 328%)
Half13.11 mi0.68 mi17386+1045972+525972+5215879(Top 56%)5114(Top 42%)5114(Top 282%)
25K15.53 mi2.42 mi17206+1805884+885884+8816588(Top 58%)5624(Top 46%)5624(Top 310%)
30K18.64 mi3.11 mi17195+115933-495933-4917457(Top 61%)6279(Top 51%)6279(Top 346%)
20M20.00 mi1.36 mi17145+505929+45929+416746(Top 59%)5999(Top 49%)5999(Top 331%)
21M21.00 mi1.00 mi17094+515935-65935-616711(Top 59%)6093(Top 50%)6093(Top 336%)
35K21.75 mi0.75 mi16995+995896+395896+3914761(Top 52%)5110(Top 42%)5110(Top 282%)
23M23.00 mi1.25 mi16703+2925756+1405756+14012544(Top 44%)4029(Top 33%)4029(Top 222%)
24M24.00 mi1.00 mi16492+2115655+1015655+10112511(Top 44%)4065(Top 33%)4065(Top 224%)
40K24.85 mi0.85 mi16383+1095626+295626+2914310(Top 50%)5139(Top 42%)5139(Top 283%)
25.2M25.20 mi0.35 mi16327+565599+275599+2712664(Top 45%)4343(Top 36%)4343(Top 240%)
Finish26.22 mi1.02 mi16155+1725520+795520+7911986(Top 42%)3934(Top 32%)3934(Top 217%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

17606

Females

6078

F45-49

6078

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

17876

Females

6224

F45-49

6224

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

17606

Females

6078

F45-49

6078

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

17320

Females

5955

F45-49

5955

20K→Half

12.4 - 13.1 mi

Top 56%
×2story building
+19ft-37ft

Overall

15879

Females

5114

F45-49

5114

Half→25K

13.1 - 15.5 mi

Top 58%
×4story building
+66ft-88ft

Overall

16588

Females

5624

F45-49

5624

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

17457

Females

6279

F45-49

6279

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

16746

Females

5999

F45-49

5999

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

16711

Females

6093

F45-49

6093

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

14761

Females

5110

F45-49

5110

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

12544

Females

4029

F45-49

4029

23M→24M

23.0 - 24.0 mi

Top 44%
×6story building
+12ft-82ft

Overall

12511

Females

4065

F45-49

4065

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14310

Females

5139

F45-49

5139

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12664

Females

4343

F45-49

4343

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11986

Females

3934

F45-49

3934

Passing Analysis

Category:
Athletes Passed
2482
Passed By
1356
Net Change
+1126
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17281
5K → 10K172490-318#17281#17599
10K → 15K198193+5#17599#17594
15K → 20K235131+104#17594#17490
20K → Half1084+104#17490#17386
Half → 25K25878+180#17386#17206
25K → 30K234223+11#17206#17195
30K → 20M12070+50#17195#17145
20M → 21M13786+51#17145#17094
21M → 35K12223+99#17094#16995
35K → 23M2975+292#16995#16703
23M → 24M2187+211#16703#16492
24M → 40K13122+109#16492#16383
40K → 25.2M659+56#16383#16327
25.2M → Finish18715+172#16327#16155
TOTALS24821356+1126
📊

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