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BOSTON MARATHON 2025

Sarah Weber

Bib: 20887•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 48%
Masters (Masters Women)
#0 / 6759
Top 36%
Division (F45-49)
#0 / 1813
Top 44%
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
8:00/mi
24:50
↑ 97↓ 3451.5%
10K· 6.21 mi
8:00/mi
49:41
↑ 79↓ 1380.4%
15K· 9.32 mi
8:02/mi
1:14:40
↑ 67↓ 78
20K· 12.43 mi
8:02/mi
1:39:37
↑ 106↓ 860.1%
Half· 13.11 mi
8:01/mi
1:45:05
↑ 19↓ 370.5%
25K· 15.53 mi
8:18/mi
2:05:12
↑ 66↓ 880.2%
30K· 18.64 mi
8:41/mi
2:32:10
↑ 181↓ 1480.2%
20M
8:48/mi
2:44:08
↑ 64↓ 500.2%
21M
12:13/mi
2:56:21
↑ 106↓ 241.6%
35K· 21.75 mi
8:16/mi
3:02:32
↑ 17↓ 861.7%
23M
8:37/mi
3:13:19
↑ 23↓ 630.6%
24M
8:50/mi
3:22:09
↓ 821.3%
40K· 24.85 mi
9:19/mi
3:30:07
↓ 200.3%
25.2M
10:12/mi
3:33:38
↑ 13↓ 160.2%
Finish· 26.22 mi
9:18/mi
3:43:07
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:05
Pace8:01 /mi
2nd Half
Distance13.11 mi
Time1:58:02
Pace9:00 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:1024:508:0024:50
8:00
-
10K
6.21 mi11:43:0149:418:0024:51
8:00
0:00
15K
9.32 mi12:08:001:14:408:0124:59
8:02
+0:02
20K
12.43 mi12:32:571:39:378:0124:57
8:02
0:00
Half
13.11 mi12:38:251:45:058:015:28
8:01
-0:01
25K
15.53 mi12:58:322:05:128:0420:07
8:18
+0:17
30K
18.64 mi13:25:302:32:108:1026:58
8:41
+0:23
20M
20.00 mi13:37:282:44:088:1211:58
8:48
+0:07
21M
21.00 mi13:49:412:56:218:2412:13
12:13
+3:25
35K
21.75 mi13:55:523:02:328:246:11
8:16
-3:57
23M
23.00 mi14:06:393:13:198:2410:47
8:37
+0:21
24M
24.00 mi14:15:293:22:098:258:50
8:50
+0:13
40K
24.85 mi14:23:273:30:078:277:58
9:19
+0:29
25.2M
25.20 mi14:26:583:33:388:293:31
10:12
+0:53
Finish
26.22 mi14:36:273:43:078:319:29
9:18
-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

8:00 /mi

Average Pace

8:31 /mi

Slowest Pace

12:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:05

47% of race

Time at Steady Pace

1:24:51

38% of race

Time at Slower Pace

33:11

15% of race

Average Pace: 8:31 /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 mi11:18:1024:508:0024:50
8:00
#16546
10K
6.21 mi11:43:0149:418:0024:51
8:00
#16488
15K
9.32 mi12:08:001:14:408:0124:59
8:02
#16426
20K
12.43 mi12:32:571:39:378:0124:57
8:02
#16066
Half
13.11 mi12:38:251:45:058:015:28
8:01
#16064
25K
15.53 mi12:58:322:05:128:0420:07
8:18
#16024
30K
18.64 mi13:25:302:32:108:1026:58
8:41
#15966
20M
20.00 mi13:37:282:44:088:1211:58
8:48
#15916
21M
21.00 mi13:49:412:56:218:2412:13
12:13
#16696
35K
21.75 mi13:55:523:02:328:246:11
8:16
#16567
23M
23.00 mi14:06:393:13:198:2410:47
8:37
#16376
24M
24.00 mi14:15:293:22:098:258:50
8:50
#16366
40K
24.85 mi14:23:273:30:078:277:58
9:19
#16425
25.2M
25.20 mi14:26:583:33:388:293:31
10:12
#16468
Finish
26.22 mi14:36:273:43:078:319:29
9:18
#16659
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi165465482548216369(Top 58%)5357(Top 44%)5357(Top 295%)
10K6.21 mi3.10 mi16488+585433+495433+4916488(Top 58%)5418(Top 44%)5418(Top 299%)
15K9.32 mi3.11 mi16426+625391+425391+4216369(Top 58%)5357(Top 44%)5357(Top 295%)
20K12.43 mi3.11 mi16066+3605193+1985193+19815165(Top 53%)4732(Top 39%)4732(Top 261%)
Half13.11 mi0.68 mi16064+25189+45189+416088(Top 57%)5249(Top 43%)5249(Top 290%)
25K15.53 mi2.42 mi16024+405178+115178+1115914(Top 56%)5265(Top 43%)5265(Top 290%)
30K18.64 mi3.11 mi15966+585201-235201-2315893(Top 56%)5401(Top 44%)5401(Top 298%)
20M20.00 mi1.36 mi15916+505219-185219-1815723(Top 55%)5436(Top 44%)5436(Top 300%)
21M21.00 mi1.00 mi16696-7805699-4805699-48023960(Top 84%)10008(Top 82%)10008(Top 552%)
35K21.75 mi0.75 mi16567+1295643+565643+5614111(Top 50%)4747(Top 39%)4747(Top 262%)
23M23.00 mi1.25 mi16376+1915558+855558+8514044(Top 49%)4822(Top 39%)4822(Top 266%)
24M24.00 mi1.00 mi16366+105587-295587-2916511(Top 58%)6209(Top 51%)6209(Top 342%)
40K24.85 mi0.85 mi16425-595649-625649-6217938(Top 63%)7092(Top 58%)7092(Top 391%)
25.2M25.20 mi0.35 mi16468-435679-305679-3017888(Top 63%)7066(Top 58%)7066(Top 390%)
Finish26.22 mi1.02 mi16659-1915825-1465825-14620408(Top 72%)8340(Top 68%)8340(Top 460%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

16369

Females

5357

F45-49

5357

5K→10K

3.1 - 6.2 mi

Top 58%
×5story building
+79ft-138ft

Overall

16488

Females

5418

F45-49

5418

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

16369

Females

5357

F45-49

5357

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

15165

Females

4732

F45-49

4732

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

16088

Females

5249

F45-49

5249

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

15914

Females

5265

F45-49

5265

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

15893

Females

5401

F45-49

5401

30K→20M

18.6 - 20.0 mi

Top 55%
×5story building
+64ft-50ft

Overall

15723

Females

5436

F45-49

5436

20M→21M

20.0 - 21.0 mi

Top 84%
×8story building
+106ft-24ft

Overall

23960

Females

10008

F45-49

10008

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

14111

Females

4747

F45-49

4747

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

14044

Females

4822

F45-49

4822

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

16511

Females

6209

F45-49

6209

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

17938

Females

7092

F45-49

7092

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

17888

Females

7066

F45-49

7066

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

20408

Females

8340

F45-49

8340

Passing Analysis

Category:
Athletes Passed
2158
Passed By
2271
Net Change
-113
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16546
5K → 10K332274+58#16546#16488
10K → 15K234172+62#16488#16426
15K → 20K42060+360#16426#16066
20K → Half3937+2#16066#16064
Half → 25K188148+40#16064#16024
25K → 30K255197+58#16024#15966
30K → 20M13686+50#15966#15916
20M → 21M11791-780#15916#16696
21M → 35K1378+129#16696#16567
35K → 23M21726+191#16567#16376
23M → 24M8777+10#16376#16366
24M → 40K48107-59#16366#16425
40K → 25.2M2063-43#16425#16468
25.2M → Finish34225-191#16468#16659
TOTALS21582271-113
📊

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