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BOSTON MARATHON 2025

Madelyn Mccallan

Bib: 13582•F

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0:00
/ mi
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Overall
#0 / 28404
Top 22%
Gender (Female)
#0 / 12228
Top 6%
Division (F18-39)
#0 / 5469
Top 12%
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
7:20/mi
22:47
↑ 97↓ 3451.5%
10K· 6.21 mi
7:07/mi
44:55
↑ 79↓ 1380.4%
15K· 9.32 mi
7:06/mi
1:06:57
↑ 67↓ 78
20K· 12.43 mi
7:06/mi
1:29:02
↑ 106↓ 860.1%
Half· 13.11 mi
7:02/mi
1:33:50
↑ 19↓ 370.5%
25K· 15.53 mi
7:05/mi
1:51:00
↑ 66↓ 880.2%
30K· 18.64 mi
7:11/mi
2:13:19
↑ 181↓ 1480.2%
20M
7:08/mi
2:23:01
↑ 64↓ 500.2%
21M
7:26/mi
2:30:27
↑ 106↓ 241.6%
35K· 21.75 mi
6:57/mi
2:35:39
↑ 17↓ 861.7%
23M
7:07/mi
2:44:34
↑ 23↓ 630.6%
24M
6:56/mi
2:51:30
↓ 821.3%
40K· 24.85 mi
7:08/mi
2:57:36
↓ 200.3%
25.2M
7:53/mi
3:00:19
↑ 13↓ 160.2%
Finish· 26.22 mi
6:58/mi
3:07:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:33:50
Pace7:09 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:33:35
Pace7:08 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0922:477:2022:47
7:20
-
10K
6.21 mi11:14:1744:557:1422:08
7:07
-0:13
15K
9.32 mi11:36:191:06:577:1122:02
7:06
-0:01
20K
12.43 mi11:58:241:29:027:1022:05
7:06
0:00
Half
13.11 mi12:03:121:33:507:094:48
7:02
-0:04
25K
15.53 mi12:20:221:51:007:0917:10
7:05
+0:03
30K
18.64 mi12:42:412:13:197:0922:19
7:11
+0:06
20M
20.00 mi12:52:232:23:017:099:42
7:08
-0:03
21M
21.00 mi12:59:492:30:277:107:26
7:26
+0:18
35K
21.75 mi13:05:012:35:397:095:12
6:57
-0:29
23M
23.00 mi13:13:562:44:347:098:55
7:07
+0:10
24M
24.00 mi13:20:522:51:307:096:56
6:56
-0:11
40K
24.85 mi13:26:582:57:367:096:06
7:08
+0:12
25.2M
25.20 mi13:29:413:00:197:092:43
7:53
+0:45
Finish
26.22 mi13:36:473:07:257:097:06
6:58
-0:55

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

6:56 /mi

Average Pace

7:09 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:42

99% of race

Time at Steady Pace

2:43

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:09 /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 mi10:52:0922:477:2022:47
7:20
#10707
10K
6.21 mi11:14:1744:557:1422:08
7:07
#9706
15K
9.32 mi11:36:191:06:577:1122:02
7:06
#9185
20K
12.43 mi11:58:241:29:027:1022:05
7:06
#8678
Half
13.11 mi12:03:121:33:507:094:48
7:02
#8614
25K
15.53 mi12:20:221:51:007:0917:10
7:05
#8260
30K
18.64 mi12:42:412:13:197:0922:19
7:11
#7689
20M
20.00 mi12:52:232:23:017:099:42
7:08
#7404
21M
21.00 mi12:59:492:30:277:107:26
7:26
#7163
35K
21.75 mi13:05:012:35:397:095:12
6:57
#7052
23M
23.00 mi13:13:562:44:347:098:55
7:07
#6789
24M
24.00 mi13:20:522:51:307:096:56
6:56
#6595
40K
24.85 mi13:26:582:57:367:096:06
7:08
#6463
25.2M
25.20 mi13:29:413:00:197:092:43
7:53
#6419
Finish
26.22 mi13:36:473:07:257:097:06
6:58
#6337
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi10707213321338285(Top 29%)1146(Top 9%)1146(Top 21%)
10K6.21 mi3.10 mi9706+10011668+4651668+4658875(Top 31%)1323(Top 11%)1323(Top 24%)
15K9.32 mi3.11 mi9185+5211469+1991469+1998285(Top 29%)1146(Top 9%)1146(Top 21%)
20K12.43 mi3.11 mi8678+5071284+1851284+1857574(Top 27%)956(Top 8%)956(Top 17%)
Half13.11 mi0.68 mi8614+641270+141270+147866(Top 28%)1025(Top 8%)1025(Top 19%)
25K15.53 mi2.42 mi8260+3541146+1241146+1246861(Top 24%)821(Top 7%)821(Top 15%)
30K18.64 mi3.11 mi7689+571985+161985+1615815(Top 20%)626(Top 5%)626(Top 11%)
20M20.00 mi1.36 mi7404+285921+64921+644902(Top 17%)483(Top 4%)483(Top 9%)
21M21.00 mi1.00 mi7163+241884+37884+374309(Top 15%)438(Top 4%)438(Top 8%)
35K21.75 mi0.75 mi7052+111866+18866+185099(Top 18%)631(Top 5%)631(Top 12%)
23M23.00 mi1.25 mi6789+263822+44822+444482(Top 16%)529(Top 4%)529(Top 10%)
24M24.00 mi1.00 mi6595+194793+29793+294299(Top 15%)521(Top 4%)521(Top 10%)
40K24.85 mi0.85 mi6463+132771+22771+224713(Top 17%)696(Top 6%)696(Top 13%)
25.2M25.20 mi0.35 mi6419+44773-2773-25359(Top 19%)989(Top 8%)989(Top 18%)
Finish26.22 mi1.02 mi6337+82768+5768+55534(Top 19%)1063(Top 9%)1063(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21story building
+97ft-345ft

Overall

8285

Females

1146

F18-39

1146

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8875

Females

1323

F18-39

1323

10K→15K

6.2 - 9.3 mi

Top 29%
×3story building
+67ft-78ft

Overall

8285

Females

1146

F18-39

1146

15K→20K

9.3 - 12.4 mi

Top 27%
×5story building
+106ft-86ft

Overall

7574

Females

956

F18-39

956

20K→Half

12.4 - 13.1 mi

Top 28%
×2story building
+19ft-37ft

Overall

7866

Females

1025

F18-39

1025

Half→25K

13.1 - 15.5 mi

Top 24%
×4story building
+66ft-88ft

Overall

6861

Females

821

F18-39

821

25K→30K

15.5 - 18.6 mi

Top 20%
×9story building
+181ft-148ft

Overall

5815

Females

626

F18-39

626

30K→20M

18.6 - 20.0 mi

Top 17%
×5story building
+64ft-50ft

Overall

4902

Females

483

F18-39

483

20M→21M

20.0 - 21.0 mi

Top 15%
×8story building
+106ft-24ft

Overall

4309

Females

438

F18-39

438

21M→35K

21.0 - 21.8 mi

Top 18%
×7story building
+17ft-86ft

Overall

5099

Females

631

F18-39

631

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4482

Females

529

F18-39

529

23M→24M

23.0 - 24.0 mi

Top 15%
×6story building
+12ft-82ft

Overall

4299

Females

521

F18-39

521

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4713

Females

696

F18-39

696

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

5359

Females

989

F18-39

989

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2story building
+22ft-21ft

Overall

5534

Females

1063

F18-39

1063

Passing Analysis

Category:
Athletes Passed
4481*
Passed By
111
Net Change
+4370
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10707
5K → 10K1027*26+1001#10707#9706
10K → 15K53110+521#9706#9185
15K → 20K5158+507#9185#8678
20K → Half739+64#8678#8614
Half → 25K3617+354#8614#8260
25K → 30K5765+571#8260#7689
30K → 20M2894+285#7689#7404
20M → 21M2432+241#7404#7163
21M → 35K1132+111#7163#7052
35K → 23M2652+263#7052#6789
23M → 24M1984+194#6789#6595
24M → 40K1386+132#6595#6463
40K → 25.2M506+44#6463#6419
25.2M → Finish10220+82#6419#6337
TOTALS4481*111+4370

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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