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BOSTON MARATHON 2025

Timothy Biscoe

Bib: 31835•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
9:17/mi
28:52
↑ 97↓ 3451.5%
10K· 6.21 mi
9:18/mi
57:45
↑ 79↓ 1380.4%
15K· 9.32 mi
9:14/mi
1:26:25
↑ 67↓ 78
20K· 12.43 mi
9:47/mi
1:56:49
↑ 106↓ 860.1%
Half· 13.11 mi
9:18/mi
2:03:10
↑ 19↓ 370.5%
25K· 15.53 mi
9:58/mi
2:27:21
↑ 66↓ 880.2%
30K· 18.64 mi
11:44/mi
3:03:47
↑ 181↓ 1480.2%
20M
13:37/mi
3:22:17
↑ 64↓ 500.2%
21M
12:42/mi
3:34:59
↑ 106↓ 241.6%
35K· 21.75 mi
11:54/mi
3:43:53
↑ 17↓ 861.7%
23M
11:36/mi
3:58:25
↑ 23↓ 630.6%
24M
11:53/mi
4:10:18
↓ 821.3%
40K· 24.85 mi
11:57/mi
4:20:31
↓ 200.3%
25.2M
12:25/mi
4:24:48
↑ 13↓ 160.2%
Finish· 26.22 mi
10:22/mi
4:35:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:10
Pace9:24 /mi
2nd Half
Distance13.11 mi
Time2:32:12
Pace11:37 /mi
📊Positive Split: 23.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:3028:529:1728:52
9:17
-
10K
6.21 mi12:21:2357:459:1828:53
9:18
+0:01
15K
9.32 mi12:50:031:26:259:1628:40
9:14
-0:04
20K
12.43 mi13:20:271:56:499:2430:24
9:47
+0:33
Half
13.11 mi13:26:482:03:109:246:21
9:18
-0:29
25K
15.53 mi13:50:592:27:219:2924:11
9:58
+0:40
30K
18.64 mi14:27:253:03:479:5236:26
11:44
+1:46
20M
20.00 mi14:45:553:22:1710:0718:30
13:37
+1:53
21M
21.00 mi14:58:373:34:5910:1412:42
12:42
-0:55
35K
21.75 mi15:07:313:43:5310:188:54
11:54
-0:48
23M
23.00 mi15:22:033:58:2510:2214:32
11:36
-0:18
24M
24.00 mi15:33:564:10:1810:2611:53
11:53
+0:17
40K
24.85 mi15:44:094:20:3110:2910:13
11:57
+0:04
25.2M
25.20 mi15:48:264:24:4810:304:17
12:25
+0:28
Finish
26.22 mi15:59:004:35:2210:3110:34
10:22
-2:03

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

9:14 /mi

Average Pace

10:31 /mi

Slowest Pace

13:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:37:55

57% of race

Time at Steady Pace

1:21:58

30% of race

Time at Slower Pace

35:29

13% of race

Average Pace: 10:30 /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 mi11:52:3028:529:1728:52
9:17
#23531
10K
6.21 mi12:21:2357:459:1828:53
9:18
#23535
15K
9.32 mi12:50:031:26:259:1628:40
9:14
#23347
20K
12.43 mi13:20:271:56:499:2430:24
9:47
#23466
Half
13.11 mi13:26:482:03:109:246:21
9:18
#23429
25K
15.53 mi13:50:592:27:219:2924:11
9:58
#23376
30K
18.64 mi14:27:253:03:479:5236:26
11:44
#23843
20M
20.00 mi14:45:553:22:1710:0718:30
13:37
#24291
21M
21.00 mi14:58:373:34:5910:1412:42
12:42
#24325
35K
21.75 mi15:07:313:43:5310:188:54
11:54
#24393
23M
23.00 mi15:22:033:58:2510:2214:32
11:36
#24415
24M
24.00 mi15:33:564:10:1810:2611:53
11:53
#24483
40K
24.85 mi15:44:094:20:3110:2910:13
11:57
#24505
25.2M
25.20 mi15:48:264:24:4810:304:17
12:25
#24502
Finish
26.22 mi15:59:004:35:2210:3110:34
10:22
#24485
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23531140221402222948(Top 81%)13813(Top 86%)13813(Top 245%)
10K6.21 mi3.10 mi23535-414031-914031-923516(Top 83%)14032(Top 87%)14032(Top 249%)
15K9.32 mi3.11 mi23347+18813968+6313968+6322948(Top 81%)13813(Top 86%)13813(Top 245%)
20K12.43 mi3.11 mi23466-11914022-5414022-5423721(Top 84%)14101(Top 88%)14101(Top 250%)
Half13.11 mi0.68 mi23429+3714011+1114011+1122983(Top 81%)13791(Top 86%)13791(Top 244%)
25K15.53 mi2.42 mi23376+5313969+4213969+4223198(Top 82%)13837(Top 86%)13837(Top 245%)
30K18.64 mi3.11 mi23843-46714134-16514134-16525186(Top 89%)14619(Top 91%)14619(Top 259%)
20M20.00 mi1.36 mi24291-44814321-18714321-18727002(Top 95%)15373(Top 95%)15373(Top 272%)
21M21.00 mi1.00 mi24325-3414319+214319+224672(Top 87%)14223(Top 88%)14223(Top 252%)
35K21.75 mi0.75 mi24393-6814344-2514344-2525702(Top 90%)14685(Top 91%)14685(Top 260%)
23M23.00 mi1.25 mi24415-2214339+514339+524421(Top 86%)14052(Top 87%)14052(Top 249%)
24M24.00 mi1.00 mi24483-6814361-2214361-2225519(Top 90%)14568(Top 90%)14568(Top 258%)
40K24.85 mi0.85 mi24505-2214357+414357+424854(Top 88%)14186(Top 88%)14186(Top 251%)
25.2M25.20 mi0.35 mi24502+314352+514352+524041(Top 85%)13790(Top 86%)13790(Top 244%)
Finish26.22 mi1.02 mi24485+1714328+2414328+2423963(Top 84%)13749(Top 85%)13749(Top 244%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

22948

Males

13813

M18-39

13813

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

23516

Males

14032

M18-39

14032

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

22948

Males

13813

M18-39

13813

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

23721

Males

14101

M18-39

14101

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

22983

Males

13791

M18-39

13791

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

23198

Males

13837

M18-39

13837

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

25186

Males

14619

M18-39

14619

30K→20M

18.6 - 20.0 mi

Top 95%
×5story building
+64ft-50ft

Overall

27002

Males

15373

M18-39

15373

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

24672

Males

14223

M18-39

14223

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

25702

Males

14685

M18-39

14685

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

24421

Males

14052

M18-39

14052

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

25519

Males

14568

M18-39

14568

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

24854

Males

14186

M18-39

14186

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

24041

Males

13790

M18-39

13790

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

23963

Males

13749

M18-39

13749

Passing Analysis

Category:
Athletes Passed
1108
Passed By
2062
Net Change
-954
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23531
5K → 10K230234-4#23531#23535
10K → 15K27688+188#23535#23347
15K → 20K113232-119#23347#23466
20K → Half5215+37#23466#23429
Half → 25K15198+53#23429#23376
25K → 30K49516-467#23376#23843
30K → 20M12460-448#23843#24291
20M → 21M5286-34#24291#24325
21M → 35K1987-68#24325#24393
35K → 23M5173-22#24393#24415
23M → 24M2593-68#24415#24483
24M → 40K2749-22#24483#24505
40K → 25.2M1310+3#24505#24502
25.2M → Finish3821+17#24502#24485
TOTALS11082062-954
📊

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