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BOSTON MARATHON 2025

Stephanie Silva

Bib: 25820•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
34:27
Rank: #27646
Start → 5K
34:27 | 11:05/mi
10K· 6.21 mi
1:10:17
Rank: #27649 (-3)
5K → 10K
35:50 | 11:32/mi
15K· 9.32 mi
1:48:02
Rank: #27714 (-65)
10K → 15K
37:45 | 12:09/mi
20K· 12.43 mi
2:28:58
Rank: #27808 (-94)
15K → 20K
40:56 | 13:11/mi
Half· 13.11 mi
2:37:19
Rank: #27803 (+5)
20K → Half
8:21 | 12:14/mi
25K· 15.53 mi
3:09:41
Rank: #27760 (+43)
Half → 25K
32:22 | 13:21/mi
30K· 18.64 mi
3:52:48
Rank: #27724 (+36)
25K → 30K
43:07 | 13:53/mi
20M
4:11:25
Rank: #27674 (+50)
30K → 20M
18:37 | 13:42/mi
21M
4:26:20
Rank: #27656 (+18)
20M → 21M
14:55 | 14:55/mi
35K· 21.75 mi
4:35:53
Rank: #27641 (+15)
21M → 35K
9:33 | 12:46/mi
23M
4:52:15
Rank: #27596 (+45)
35K → 23M
16:22 | 13:04/mi
24M
5:05:43
Rank: #27596
23M → 24M
13:28 | 13:28/mi
40K· 24.85 mi
5:17:10
Rank: #27578 (+18)
24M → 40K
11:27 | 13:24/mi
25.2M
5:22:17
Rank: #27576 (+2)
40K → 25.2M
5:07 | 14:50/mi
Finish· 26.22 mi
5:34:18
Rank: #27557 (+19)
25.2M → Finish
12:01 | 11:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:37:19
Pace12:00 /mi
2nd Half
Distance13.11 mi
Time2:56:59
Pace13:30 /mi
📊Positive Split: 12.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:59:1234:2711:0534:27
11:05
-
10K
6.21 mi12:35:021:10:1711:1935:50
11:32
+0:27
15K
9.32 mi13:12:471:48:0211:3537:45
12:09
+0:37
20K
12.43 mi13:53:432:28:5811:5940:56
13:11
+1:02
Half
13.11 mi14:02:042:37:1912:008:21
12:14
-0:57
25K
15.53 mi14:34:263:09:4112:1332:22
13:21
+1:07
30K
18.64 mi15:17:333:52:4812:2943:07
13:53
+0:32
20M
20.00 mi15:36:104:11:2512:3418:37
13:42
-0:11
21M
21.00 mi15:51:054:26:2012:4114:55
14:55
+1:13
35K
21.75 mi16:00:384:35:5312:419:33
12:46
-2:09
23M
23.00 mi16:17:004:52:1512:4216:22
13:04
+0:18
24M
24.00 mi16:30:285:05:4312:4413:28
13:28
+0:24
40K
24.85 mi16:41:555:17:1012:4611:27
13:24
-0:04
25.2M
25.20 mi16:47:025:22:1712:475:07
14:50
+1:26
Finish
26.22 mi16:59:035:34:1812:4612:01
11:48
-3:02

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

11:05 /mi

Average Pace

12:46 /mi

Slowest Pace

14:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:24

38% of race

Time at Steady Pace

2:22:45

43% of race

Time at Slower Pace

1:03:09

19% of race

Average Pace: 12:45 /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 mi11:59:1234:2711:0534:27
11:05
#27646
10K
6.21 mi12:35:021:10:1711:1935:50
11:32
#27649
15K
9.32 mi13:12:471:48:0211:3537:45
12:09
#27714
20K
12.43 mi13:53:432:28:5811:5940:56
13:11
#27808
Half
13.11 mi14:02:042:37:1912:008:21
12:14
#27803
25K
15.53 mi14:34:263:09:4112:1332:22
13:21
#27760
30K
18.64 mi15:17:333:52:4812:2943:07
13:53
#27724
20M
20.00 mi15:36:104:11:2512:3418:37
13:42
#27674
21M
21.00 mi15:51:054:26:2012:4114:55
14:55
#27656
35K
21.75 mi16:00:384:35:5312:419:33
12:46
#27641
23M
23.00 mi16:17:004:52:1512:4216:22
13:04
#27596
24M
24.00 mi16:30:285:05:4312:4413:28
13:28
#27596
40K
24.85 mi16:41:555:17:1012:4611:27
13:24
#27578
25.2M
25.20 mi16:47:025:22:1712:475:07
14:50
#27576
Finish
26.22 mi16:59:035:34:1812:4612:01
11:48
#27557
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi27646117321173227730(Top 98%)11819(Top 97%)11819(Top 216%)
10K6.21 mi3.10 mi27649-311735-311735-327635(Top 97%)11742(Top 96%)11742(Top 215%)
15K9.32 mi3.11 mi27714-6511790-5511790-5527730(Top 98%)11819(Top 97%)11819(Top 216%)
20K12.43 mi3.11 mi27808-9411855-6511855-6527911(Top 98%)11939(Top 98%)11939(Top 218%)
Half13.11 mi0.68 mi27803+511853+211853+227612(Top 97%)11776(Top 96%)11776(Top 215%)
25K15.53 mi2.42 mi27760+4311834+1911834+1927532(Top 97%)11735(Top 96%)11735(Top 215%)
30K18.64 mi3.11 mi27724+3611821+1311821+1327414(Top 97%)11727(Top 96%)11727(Top 214%)
20M20.00 mi1.36 mi27674+5011809+1211809+1227072(Top 95%)11598(Top 95%)11598(Top 212%)
21M21.00 mi1.00 mi27656+1811803+611803+627079(Top 95%)11606(Top 95%)11606(Top 212%)
35K21.75 mi0.75 mi27641+1511798+511798+526734(Top 94%)11461(Top 94%)11461(Top 210%)
23M23.00 mi1.25 mi27596+4511777+2111777+2126456(Top 93%)11326(Top 93%)11326(Top 207%)
24M24.00 mi1.00 mi2759611783-611783-627287(Top 96%)11799(Top 96%)11799(Top 216%)
40K24.85 mi0.85 mi27578+1811775+811775+826667(Top 94%)11482(Top 94%)11482(Top 210%)
25.2M25.20 mi0.35 mi27576+211776-111776-126993(Top 95%)11661(Top 95%)11661(Top 213%)
Finish26.22 mi1.02 mi27557+1911767+911767+926527(Top 93%)11404(Top 93%)11404(Top 209%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21stories
+97ft-345ft

Overall

27730

Females

11819

F18-39

11819

5K→10K

3.1 - 6.2 mi

Top 97%
×5stories
+79ft-138ft

Overall

27635

Females

11742

F18-39

11742

10K→15K

6.2 - 9.3 mi

Top 98%
×3stories
+67ft-78ft

Overall

27730

Females

11819

F18-39

11819

15K→20K

9.3 - 12.4 mi

Top 98%
×5stories
+106ft-86ft

Overall

27911

Females

11939

F18-39

11939

20K→Half

12.4 - 13.1 mi

Top 97%
×2stories
+19ft-37ft

Overall

27612

Females

11776

F18-39

11776

Half→25K

13.1 - 15.5 mi

Top 97%
×4stories
+66ft-88ft

Overall

27532

Females

11735

F18-39

11735

25K→30K

15.5 - 18.6 mi

Top 97%
×9stories
+181ft-148ft

Overall

27414

Females

11727

F18-39

11727

30K→20M

18.6 - 20.0 mi

Top 95%
×5stories
+64ft-50ft

Overall

27072

Females

11598

F18-39

11598

20M→21M

20.0 - 21.0 mi

Top 95%
×8stories
+106ft-24ft

Overall

27079

Females

11606

F18-39

11606

21M→35K

21.0 - 21.8 mi

Top 94%
×7stories
+17ft-86ft

Overall

26734

Females

11461

F18-39

11461

35K→23M

21.8 - 23.0 mi

Top 93%
×5stories
+23ft-63ft

Overall

26456

Females

11326

F18-39

11326

23M→24M

23.0 - 24.0 mi

Top 96%
×6stories
+12ft-82ft

Overall

27287

Females

11799

F18-39

11799

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

26667

Females

11482

F18-39

11482

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

26993

Females

11661

F18-39

11661

25.2M→Finish

25.2 - 26.2 mi

Top 93%
×2stories
+22ft-21ft

Overall

26527

Females

11404

F18-39

11404

Passing Analysis

Category:
Athletes Passed
588
Passed By
499
Net Change
+89
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27646
5K → 10K100103-3#27646#27649
10K → 15K63128-65#27649#27714
15K → 20K32126-94#27714#27808
20K → Half138+5#27808#27803
Half → 25K7734+43#27803#27760
25K → 30K6630+36#27760#27724
30K → 20M6010+50#27724#27674
20M → 21M3416+18#27674#27656
21M → 35K2510+15#27656#27641
35K → 23M461+45#27641#27596
23M → 24M18180#27596#27596
24M → 40K202+18#27596#27578
40K → 25.2M86+2#27578#27576
25.2M → Finish267+19#27576#27557
TOTALS588499+89
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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