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BOSTON MARATHON 2025

Madeline Mcdonald

Bib: 12790•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 33%
Gender (Female)
#0 / 12228
Top 15%
Division (F18-39)
#0 / 5469
Top 28%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:20
Rank: #9382
Start → 5K
7:11/mi
22:20 split
10K· 6.21 mi
44:43
Rank: #9435 (-53)
5K → 10K
7:12/mi
22:23 split
15K· 9.32 mi
1:07:16
Rank: #9474 (-39)
10K → 15K
7:15/mi
22:33 split
20K· 12.43 mi
1:29:47
Rank: #9204 (+270)
15K → 20K
7:15/mi
22:31 split
Half· 13.11 mi
1:34:41
Rank: #9197 (+7)
20K → Half
7:11/mi
4:54 split
25K· 15.53 mi
1:52:31
Rank: #9058 (+139)
Half → 25K
7:21/mi
17:50 split
30K· 18.64 mi
2:16:16
Rank: #8933 (+125)
25K → 30K
7:39/mi
23:45 split
20M
2:26:55
Rank: #8923 (+10)
30K → 20M
7:50/mi
10:39 split
21M
2:35:23
Rank: #8991 (-68)
20M → 21M
8:28/mi
8:28 split
35K· 21.75 mi
2:41:10
Rank: #9014 (-23)
21M → 35K
7:44/mi
5:47 split
23M
2:51:43
Rank: #9203 (-189)
35K → 23M
8:26/mi
10:33 split
24M
3:00:24
Rank: #9517 (-314)
23M → 24M
8:41/mi
8:41 split
40K· 24.85 mi
3:07:07
Rank: #9489 (+28)
24M → 40K
7:51/mi
6:43 split
25.2M
3:09:58
Rank: #9426 (+63)
40K → 25.2M
8:16/mi
2:51 split
Finish· 26.22 mi
3:17:14
Rank: #9280 (+146)
25.2M → Finish
7:08/mi
7:16 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:41
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:42:33
Pace7:49 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5022:207:1122:20
7:11
-
10K
6.21 mi11:12:1344:437:1222:23
7:12
+0:01
15K
9.32 mi11:34:461:07:167:1322:33
7:15
+0:03
20K
12.43 mi11:57:171:29:477:1322:31
7:15
0:00
Half
13.11 mi12:02:111:34:417:134:54
7:11
-0:04
25K
15.53 mi12:20:011:52:317:1517:50
7:21
+0:10
30K
18.64 mi12:43:462:16:167:1923:45
7:39
+0:18
20M
20.00 mi12:54:252:26:557:2110:39
7:50
+0:11
21M
21.00 mi13:02:532:35:237:248:28
8:28
+0:38
35K
21.75 mi13:08:402:41:107:255:47
7:44
-0:44
23M
23.00 mi13:19:132:51:437:2810:33
8:26
+0:42
24M
24.00 mi13:27:543:00:247:318:41
8:41
+0:15
40K
24.85 mi13:34:373:07:077:326:43
7:51
-0:50
25.2M
25.20 mi13:37:283:09:587:322:51
8:16
+0:25
Finish
26.22 mi13:44:443:17:147:327:16
7:08
-1:08

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

7:08 /mi

Average Pace

7:32 /mi

Slowest Pace

8:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:47

61% of race

Time at Steady Pace

46:54

24% of race

Time at Slower Pace

30:33

15% of race

Average Pace: 7:31 /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 mi10:49:5022:207:1122:20
7:11
#9382
10K
6.21 mi11:12:1344:437:1222:23
7:12
#9435
15K
9.32 mi11:34:461:07:167:1322:33
7:15
#9474
20K
12.43 mi11:57:171:29:477:1322:31
7:15
#9204
Half
13.11 mi12:02:111:34:417:134:54
7:11
#9197
25K
15.53 mi12:20:011:52:317:1517:50
7:21
#9058
30K
18.64 mi12:43:462:16:167:1923:45
7:39
#8933
20M
20.00 mi12:54:252:26:557:2110:39
7:50
#8923
21M
21.00 mi13:02:532:35:237:248:28
8:28
#8991
35K
21.75 mi13:08:402:41:107:255:47
7:44
#9014
23M
23.00 mi13:19:132:51:437:2810:33
8:26
#9203
24M
24.00 mi13:27:543:00:247:318:41
8:41
#9517
40K
24.85 mi13:34:373:07:077:326:43
7:51
#9489
25.2M
25.20 mi13:37:283:09:587:322:51
8:16
#9426
Finish
26.22 mi13:44:443:17:147:327:16
7:08
#9280
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9382154615469646(Top 34%)1727(Top 14%)1727(Top 32%)
10K6.21 mi3.10 mi9435-53154615469543(Top 34%)1619(Top 13%)1619(Top 30%)
15K9.32 mi3.11 mi9474-391589-431589-439646(Top 34%)1727(Top 14%)1727(Top 32%)
20K12.43 mi3.11 mi9204+2701506+831506+838623(Top 30%)1367(Top 11%)1367(Top 25%)
Half13.11 mi0.68 mi9197+7150615069019(Top 32%)1520(Top 12%)1520(Top 28%)
25K15.53 mi2.42 mi9058+1391475+311475+318806(Top 31%)1557(Top 13%)1557(Top 28%)
30K18.64 mi3.11 mi8933+1251485-101485-108797(Top 31%)1744(Top 14%)1744(Top 32%)
20M20.00 mi1.36 mi8923+101505-201505-209301(Top 33%)2119(Top 17%)2119(Top 39%)
21M21.00 mi1.00 mi8991-681569-641569-6410254(Top 36%)2729(Top 22%)2729(Top 50%)
35K21.75 mi0.75 mi9014-231602-331602-3310320(Top 36%)2745(Top 22%)2745(Top 50%)
23M23.00 mi1.25 mi9203-1891726-1241726-12412850(Top 45%)4182(Top 34%)4182(Top 76%)
24M24.00 mi1.00 mi9517-3141908-1821908-18215638(Top 55%)5704(Top 47%)5704(Top 104%)
40K24.85 mi0.85 mi9489+281928-201928-209198(Top 32%)2542(Top 21%)2542(Top 46%)
25.2M25.20 mi0.35 mi9426+631919+91919+97521(Top 26%)1861(Top 15%)1861(Top 34%)
Finish26.22 mi1.02 mi9280+1461889+301889+306617(Top 23%)1503(Top 12%)1503(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

9646

Females

1727

F18-39

1727

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9543

Females

1619

F18-39

1619

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

9646

Females

1727

F18-39

1727

15K→20K

9.3 - 12.4 mi

Top 30%
×5story building
+106ft-86ft

Overall

8623

Females

1367

F18-39

1367

20K→Half

12.4 - 13.1 mi

Top 32%
×2story building
+19ft-37ft

Overall

9019

Females

1520

F18-39

1520

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

8806

Females

1557

F18-39

1557

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8797

Females

1744

F18-39

1744

30K→20M

18.6 - 20.0 mi

Top 33%
×5story building
+64ft-50ft

Overall

9301

Females

2119

F18-39

2119

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

10254

Females

2729

F18-39

2729

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

10320

Females

2745

F18-39

2745

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

12850

Females

4182

F18-39

4182

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

15638

Females

5704

F18-39

5704

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

9198

Females

2542

F18-39

2542

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

7521

Females

1861

F18-39

1861

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6617

Females

1503

F18-39

1503

Passing Analysis

Category:
Athletes Passed
1858
Passed By
1756
Net Change
+102
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9382
5K → 10K206259-53#9382#9435
10K → 15K150189-39#9435#9474
15K → 20K31747+270#9474#9204
20K → Half3831+7#9204#9197
Half → 25K21980+139#9197#9058
25K → 30K279154+125#9058#8933
30K → 20M10494+10#8933#8923
20M → 21M76144-68#8923#8991
21M → 35K6184-23#8991#9014
35K → 23M65254-189#9014#9203
23M → 24M24338-314#9203#9517
24M → 40K8355+28#9517#9489
40K → 25.2M7411+63#9489#9426
25.2M → Finish16216+146#9426#9280
TOTALS18581756+102
📊

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