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BOSTON MARATHON 2025

Madeleine Schaefer

Bib: 17208•F

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 44%
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
24:01
Rank: #14238
Start → 5K
24:01 | 7:44/mi
10K· 6.21 mi
48:28
Rank: #14797 (-559)
5K → 10K
24:27 | 7:52/mi
15K· 9.32 mi
1:12:57
Rank: #14871 (-74)
10K → 15K
24:29 | 7:53/mi
20K· 12.43 mi
1:37:27
Rank: #14614 (+257)
15K → 20K
24:30 | 7:53/mi
Half· 13.11 mi
1:42:49
Rank: #14606 (+8)
20K → Half
5:22 | 7:52/mi
25K· 15.53 mi
2:02:17
Rank: #14489 (+117)
Half → 25K
19:28 | 8:02/mi
30K· 18.64 mi
2:28:10
Rank: #14274 (+215)
25K → 30K
25:53 | 8:20/mi
20M
2:41:57
Rank: #15120 (-846)
30K → 20M
13:47 | 10:09/mi
21M
2:52:31
Rank: #15498 (-378)
20M → 21M
10:34 | 10:34/mi
35K· 21.75 mi
2:59:19
Rank: #15626 (-128)
21M → 35K
6:48 | 9:05/mi
23M
3:11:09
Rank: #15753 (-127)
35K → 23M
11:50 | 9:27/mi
24M
3:20:19
Rank: #15882 (-129)
23M → 24M
9:10 | 9:10/mi
40K· 24.85 mi
3:28:22
Rank: #15967 (-85)
24M → 40K
8:03 | 9:25/mi
25.2M
3:31:38
Rank: #15937 (+30)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:40:20
Rank: #15952 (-15)
25.2M → Finish
8:42 | 8:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:49
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time1:57:31
Pace8:58 /mi
📊Positive Split: 14.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2024:017:4424:01
7:44
-
10K
6.21 mi11:38:4748:287:4824:27
7:52
+0:08
15K
9.32 mi12:03:161:12:577:5024:29
7:53
+0:01
20K
12.43 mi12:27:461:37:277:5024:30
7:53
0:00
Half
13.11 mi12:33:081:42:497:515:22
7:52
-0:01
25K
15.53 mi12:52:362:02:177:5219:28
8:02
+0:10
30K
18.64 mi13:18:292:28:107:5725:53
8:20
+0:18
20M
20.00 mi13:32:162:41:578:0613:47
10:09
+1:49
21M
21.00 mi13:42:502:52:318:1310:34
10:34
+0:25
35K
21.75 mi13:49:382:59:198:156:48
9:05
-1:29
23M
23.00 mi14:01:283:11:098:1911:50
9:27
+0:22
24M
24.00 mi14:10:383:20:198:219:10
9:10
-0:17
40K
24.85 mi14:18:413:28:228:238:03
9:25
+0:15
25.2M
25.20 mi14:21:573:31:388:243:16
9:28
+0:03
Finish
26.22 mi14:30:393:40:208:258:42
8:32
-0:56

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

7:44 /mi

Average Pace

8:25 /mi

Slowest Pace

10:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:17

55% of race

Time at Steady Pace

34:35

16% of race

Time at Slower Pace

1:03:28

29% of race

Average Pace: 8:24 /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 mi11:14:2024:017:4424:01
7:44
#14238
10K
6.21 mi11:38:4748:287:4824:27
7:52
#14797
15K
9.32 mi12:03:161:12:577:5024:29
7:53
#14871
20K
12.43 mi12:27:461:37:277:5024:30
7:53
#14614
Half
13.11 mi12:33:081:42:497:515:22
7:52
#14606
25K
15.53 mi12:52:362:02:177:5219:28
8:02
#14489
30K
18.64 mi13:18:292:28:107:5725:53
8:20
#14274
20M
20.00 mi13:32:162:41:578:0613:47
10:09
#15120
21M
21.00 mi13:42:502:52:318:1310:34
10:34
#15498
35K
21.75 mi13:49:382:59:198:156:48
9:05
#15626
23M
23.00 mi14:01:283:11:098:1911:50
9:27
#15753
24M
24.00 mi14:10:383:20:198:219:10
9:10
#15882
40K
24.85 mi14:18:413:28:228:238:03
9:25
#15967
25.2M
25.20 mi14:21:573:31:388:243:16
9:28
#15937
Finish
26.22 mi14:30:393:40:208:258:42
8:32
#15952
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi142384062406215107(Top 53%)4647(Top 38%)4647(Top 85%)
10K6.21 mi3.10 mi14797-5594430-3684430-36815458(Top 54%)4815(Top 39%)4815(Top 88%)
15K9.32 mi3.11 mi14871-744484-544484-5415107(Top 53%)4647(Top 38%)4647(Top 85%)
20K12.43 mi3.11 mi14614+2574353+1314353+13113985(Top 49%)4091(Top 33%)4091(Top 75%)
Half13.11 mi0.68 mi14606+84353435314889(Top 52%)4567(Top 37%)4567(Top 84%)
25K15.53 mi2.42 mi14489+1174329+244329+2414153(Top 50%)4287(Top 35%)4287(Top 78%)
30K18.64 mi3.11 mi14274+2154266+634266+6313706(Top 48%)4206(Top 34%)4206(Top 77%)
20M20.00 mi1.36 mi15120-8464772-5064772-50621414(Top 75%)8581(Top 70%)8581(Top 157%)
21M21.00 mi1.00 mi15498-3785013-2415013-24120221(Top 71%)8026(Top 66%)8026(Top 147%)
35K21.75 mi0.75 mi15626-1285108-955108-9518669(Top 66%)7277(Top 60%)7277(Top 133%)
23M23.00 mi1.25 mi15753-1275227-1195227-11918473(Top 65%)7215(Top 59%)7215(Top 132%)
24M24.00 mi1.00 mi15882-1295312-855312-8518194(Top 64%)7133(Top 58%)7133(Top 130%)
40K24.85 mi0.85 mi15967-855385-735385-7318350(Top 65%)7299(Top 60%)7299(Top 133%)
25.2M25.20 mi0.35 mi15937+305384+15384+114502(Top 51%)5291(Top 43%)5291(Top 97%)
Finish26.22 mi1.02 mi15952-155403-195403-1916476(Top 58%)6286(Top 51%)6286(Top 115%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

15107

Females

4647

F18-39

4647

5K→10K

3.1 - 6.2 mi

Top 54%
×5stories
+79ft-138ft

Overall

15458

Females

4815

F18-39

4815

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

15107

Females

4647

F18-39

4647

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

13985

Females

4091

F18-39

4091

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

14889

Females

4567

F18-39

4567

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

14153

Females

4287

F18-39

4287

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

13706

Females

4206

F18-39

4206

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

21414

Females

8581

F18-39

8581

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

20221

Females

8026

F18-39

8026

21M→35K

21.0 - 21.8 mi

Top 66%
×7stories
+17ft-86ft

Overall

18669

Females

7277

F18-39

7277

35K→23M

21.8 - 23.0 mi

Top 65%
×5stories
+23ft-63ft

Overall

18473

Females

7215

F18-39

7215

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

18194

Females

7133

F18-39

7133

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

18350

Females

7299

F18-39

7299

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

14502

Females

5291

F18-39

5291

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

16476

Females

6286

F18-39

6286

Passing Analysis

Category:
Athletes Passed
1602
Passed By
3316
Net Change
-1714
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14238
5K → 10K125684-559#14238#14797
10K → 15K165239-74#14797#14871
15K → 20K33073+257#14871#14614
20K → Half4739+8#14614#14606
Half → 25K227110+117#14606#14489
25K → 30K352137+215#14489#14274
30K → 20M19865-846#14274#15120
20M → 21M40418-378#15120#15498
21M → 35K31159-128#15498#15626
35K → 23M74201-127#15626#15753
23M → 24M34163-129#15753#15882
24M → 40K48133-85#15882#15967
40K → 25.2M5020+30#15967#15937
25.2M → Finish6075-15#15937#15952
TOTALS16023316-1714
📊

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