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BOSTON MARATHON 2025

Margaret Schneider

Bib: 29857•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

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
9:19/mi
28:57
↑ 97↓ 3451.5%
10K· 6.21 mi
8:56/mi
56:43
↑ 79↓ 1380.4%
15K· 9.32 mi
8:57/mi
1:24:31
↑ 67↓ 78
20K· 12.43 mi
9:06/mi
1:52:48
↑ 106↓ 860.1%
Half· 13.11 mi
9:04/mi
1:58:59
↑ 19↓ 370.5%
25K· 15.53 mi
9:35/mi
2:22:13
↑ 66↓ 880.2%
30K· 18.64 mi
9:42/mi
2:52:21
↑ 181↓ 1480.2%
20M
9:57/mi
3:05:52
↑ 64↓ 500.2%
21M
11:26/mi
3:17:18
↑ 106↓ 241.6%
35K· 21.75 mi
9:56/mi
3:24:44
↑ 17↓ 861.7%
23M
10:30/mi
3:37:53
↑ 23↓ 630.6%
24M
10:25/mi
3:48:18
↓ 821.3%
40K· 24.85 mi
11:25/mi
3:58:04
↓ 200.3%
25.2M
12:37/mi
4:02:25
↑ 13↓ 160.2%
Finish· 26.22 mi
9:43/mi
4:12:19
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:59
Pace9:05 /mi
2nd Half
Distance13.11 mi
Time2:13:20
Pace10:10 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:0328:579:1928:57
9:19
-
10K
6.21 mi12:14:4956:439:0827:46
8:56
-0:23
15K
9.32 mi12:42:371:24:319:0427:48
8:57
+0:01
20K
12.43 mi13:10:541:52:489:0528:17
9:06
+0:09
Half
13.11 mi13:17:051:58:599:056:11
9:04
-0:02
25K
15.53 mi13:40:192:22:139:0923:14
9:35
+0:31
30K
18.64 mi14:10:272:52:219:1530:08
9:42
+0:07
20M
20.00 mi14:23:583:05:529:1813:31
9:57
+0:15
21M
21.00 mi14:35:243:17:189:2411:26
11:26
+1:29
35K
21.75 mi14:42:503:24:449:257:26
9:56
-1:30
23M
23.00 mi14:55:593:37:539:2813:09
10:30
+0:34
24M
24.00 mi15:06:243:48:189:3110:25
10:25
-0:05
40K
24.85 mi15:16:103:58:049:359:46
11:25
+1:00
25.2M
25.20 mi15:20:314:02:259:374:21
12:37
+1:12
Finish
26.22 mi15:30:254:12:199:389:54
9:43
-2:54

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

8:56 /mi

Average Pace

9:38 /mi

Slowest Pace

12:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:02

36% of race

Time at Steady Pace

1:53:10

45% of race

Time at Slower Pace

49:07

19% of race

Average Pace: 9:37 /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 mi11:47:0328:579:1928:57
9:19
#23618
10K
6.21 mi12:14:4956:439:0827:46
8:56
#22931
15K
9.32 mi12:42:371:24:319:0427:48
8:57
#22575
20K
12.43 mi13:10:541:52:489:0528:17
9:06
#22267
Half
13.11 mi13:17:051:58:599:056:11
9:04
#22245
25K
15.53 mi13:40:192:22:139:0923:14
9:35
#22267
30K
18.64 mi14:10:272:52:219:1530:08
9:42
#21961
20M
20.00 mi14:23:583:05:529:1813:31
9:57
#21845
21M
21.00 mi14:35:243:17:189:2411:26
11:26
#21901
35K
21.75 mi14:42:503:24:449:257:26
9:56
#21883
23M
23.00 mi14:55:593:37:539:2813:09
10:30
#21871
24M
24.00 mi15:06:243:48:189:3110:25
10:25
#21895
40K
24.85 mi15:16:103:58:049:359:46
11:25
#21995
25.2M
25.20 mi15:20:314:02:259:374:21
12:37
#22046
Finish
26.22 mi15:30:254:12:199:389:54
9:43
#22031
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi236189496949621803(Top 77%)8440(Top 69%)8440(Top 154%)
10K6.21 mi3.10 mi22931+6879114+3829114+38222115(Top 78%)8664(Top 71%)8664(Top 158%)
15K9.32 mi3.11 mi22575+3568896+2188896+21821803(Top 77%)8440(Top 69%)8440(Top 154%)
20K12.43 mi3.11 mi22267+3088741+1558741+15521471(Top 76%)8304(Top 68%)8304(Top 152%)
Half13.11 mi0.68 mi22245+228733+88733+822118(Top 78%)8675(Top 71%)8675(Top 159%)
25K15.53 mi2.42 mi22267-228748-158748-1522134(Top 78%)8726(Top 71%)8726(Top 160%)
30K18.64 mi3.11 mi21961+3068603+1458603+14520699(Top 73%)8052(Top 66%)8052(Top 147%)
20M20.00 mi1.36 mi21845+1168549+548549+5420777(Top 73%)8240(Top 67%)8240(Top 151%)
21M21.00 mi1.00 mi21901-568606-578606-5722490(Top 79%)9234(Top 76%)9234(Top 169%)
35K21.75 mi0.75 mi21883+188611-58611-521736(Top 77%)8894(Top 73%)8894(Top 163%)
23M23.00 mi1.25 mi21871+128644-338644-3322035(Top 78%)9085(Top 74%)9085(Top 166%)
24M24.00 mi1.00 mi21895-248685-418685-4122586(Top 80%)9424(Top 77%)9424(Top 172%)
40K24.85 mi0.85 mi21995-1008755-708755-7024004(Top 85%)10169(Top 83%)10169(Top 186%)
25.2M25.20 mi0.35 mi22046-518788-338788-3324425(Top 86%)10383(Top 85%)10383(Top 190%)
Finish26.22 mi1.02 mi22031+158796-88796-821984(Top 77%)9146(Top 75%)9146(Top 167%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

21803

Females

8440

F18-39

8440

5K→10K

3.1 - 6.2 mi

Top 78%
×5story building
+79ft-138ft

Overall

22115

Females

8664

F18-39

8664

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

21803

Females

8440

F18-39

8440

15K→20K

9.3 - 12.4 mi

Top 76%
×5story building
+106ft-86ft

Overall

21471

Females

8304

F18-39

8304

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

22118

Females

8675

F18-39

8675

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

22134

Females

8726

F18-39

8726

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

20699

Females

8052

F18-39

8052

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

20777

Females

8240

F18-39

8240

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

22490

Females

9234

F18-39

9234

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

21736

Females

8894

F18-39

8894

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22035

Females

9085

F18-39

9085

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

22586

Females

9424

F18-39

9424

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24004

Females

10169

F18-39

10169

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

24425

Females

10383

F18-39

10383

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2story building
+22ft-21ft

Overall

21984

Females

9146

F18-39

9146

Passing Analysis

Category:
Athletes Passed
2485
Passed By
898
Net Change
+1587
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23618
5K → 10K72942+687#23618#22931
10K → 15K38933+356#22931#22575
15K → 20K35042+308#22575#22267
20K → Half4018+22#22267#22245
Half → 25K131153-22#22245#22267
25K → 30K36357+306#22267#21961
30K → 20M14832+116#21961#21845
20M → 21M61117-56#21845#21901
21M → 35K5436+18#21901#21883
35K → 23M9078+12#21883#21871
23M → 24M4367-24#21871#21895
24M → 40K21121-100#21895#21995
40K → 25.2M1162-51#21995#22046
25.2M → Finish5540+15#22046#22031
TOTALS2485898+1587
📊

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