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BOSTON MARATHON 2025

Dan Biscoe

Bib: 26660•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

Start
0:00:00
Race begins
5K· 3.11 mi
30:30
Rank: #25131
Start → 5K
9:49/mi
30:30 split
10K· 6.21 mi
59:18
Rank: #24301 (+830)
5K → 10K
9:16/mi
28:48 split
15K· 9.32 mi
1:28:46
Rank: #24104 (+197)
10K → 15K
9:29/mi
29:28 split
20K· 12.43 mi
2:01:42
Rank: #24523 (-419)
15K → 20K
10:36/mi
32:56 split
Half· 13.11 mi
2:08:43
Rank: #24574 (-51)
20K → Half
10:17/mi
7:01 split
25K· 15.53 mi
2:35:27
Rank: #24728 (-154)
Half → 25K
11:02/mi
26:44 split
30K· 18.64 mi
3:13:53
Rank: #25046 (-318)
25K → 30K
12:22/mi
38:26 split
20M
3:32:53
Rank: #25326 (-280)
30K → 20M
13:59/mi
19:00 split
21M
3:46:15
Rank: #25344 (-18)
20M → 21M
13:22/mi
13:22 split
35K· 21.75 mi
3:55:38
Rank: #25409 (-65)
21M → 35K
12:33/mi
9:23 split
23M
4:11:28
Rank: #25445 (-36)
35K → 23M
12:39/mi
15:50 split
24M
4:25:01
Rank: #25610 (-165)
23M → 24M
13:33/mi
13:33 split
40K· 24.85 mi
4:36:40
Rank: #25689 (-79)
24M → 40K
13:38/mi
11:39 split
25.2M
4:41:32
Rank: #25710 (-21)
40K → 25.2M
14:07/mi
4:52 split
Finish· 26.22 mi
4:53:13
Rank: #25740 (-30)
25.2M → Finish
11:28/mi
11:41 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:43
Pace9:49 /mi
2nd Half
Distance13.11 mi
Time2:44:30
Pace12:33 /mi
📊Positive Split: 27.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:0930:309:4930:30
9:49
-
10K
6.21 mi12:22:5759:189:3328:48
9:16
-0:33
15K
9.32 mi12:52:251:28:469:3129:28
9:29
+0:13
20K
12.43 mi13:25:212:01:429:4832:56
10:36
+1:07
Half
13.11 mi13:32:222:08:439:497:01
10:17
-0:19
25K
15.53 mi13:59:062:35:2710:0026:44
11:02
+0:45
30K
18.64 mi14:37:323:13:5310:2438:26
12:22
+1:20
20M
20.00 mi14:56:323:32:5310:3919:00
13:59
+1:37
21M
21.00 mi15:09:543:46:1510:4613:22
13:22
-0:37
35K
21.75 mi15:19:173:55:3810:509:23
12:33
-0:49
23M
23.00 mi15:35:074:11:2810:5615:50
12:39
+0:06
24M
24.00 mi15:48:404:25:0111:0313:33
13:33
+0:54
40K
24.85 mi16:00:194:36:4011:0811:39
13:38
+0:05
25.2M
25.20 mi16:05:114:41:3211:104:52
14:07
+0:29
Finish
26.22 mi16:16:524:53:1311:1111:41
11:28
-2:39

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

9:16 /mi

Average Pace

11:11 /mi

Slowest Pace

14:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:47:08

57% of race

Time at Steady Pace

1:03:39

22% of race

Time at Slower Pace

1:02:26

21% of race

Average Pace: 11:11 /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 mi11:54:0930:309:4930:30
9:49
#25131
10K
6.21 mi12:22:5759:189:3328:48
9:16
#24301
15K
9.32 mi12:52:251:28:469:3129:28
9:29
#24104
20K
12.43 mi13:25:212:01:429:4832:56
10:36
#24523
Half
13.11 mi13:32:222:08:439:497:01
10:17
#24574
25K
15.53 mi13:59:062:35:2710:0026:44
11:02
#24728
30K
18.64 mi14:37:323:13:5310:2438:26
12:22
#25046
20M
20.00 mi14:56:323:32:5310:3919:00
13:59
#25326
21M
21.00 mi15:09:543:46:1510:4613:22
13:22
#25344
35K
21.75 mi15:19:173:55:3810:509:23
12:33
#25409
23M
23.00 mi15:35:074:11:2810:5615:50
12:39
#25445
24M
24.00 mi15:48:404:25:0111:0313:33
13:33
#25610
40K
24.85 mi16:00:194:36:4011:0811:39
13:38
#25689
25.2M
25.20 mi16:05:114:41:3211:104:52
14:07
#25710
Finish
26.22 mi16:16:524:53:1311:1111:41
11:28
#25740
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25131147901479023699(Top 83%)14150(Top 88%)14150(Top 251%)
10K6.21 mi3.10 mi24301+83014392+39814392+39823425(Top 82%)13995(Top 87%)13995(Top 248%)
15K9.32 mi3.11 mi24104+19714312+8014312+8023699(Top 83%)14150(Top 88%)14150(Top 251%)
20K12.43 mi3.11 mi24523-41914472-16014472-16025359(Top 89%)14836(Top 92%)14836(Top 263%)
Half13.11 mi0.68 mi24574-5114496-2414496-2425424(Top 90%)14855(Top 92%)14855(Top 263%)
25K15.53 mi2.42 mi24728-15414558-6214558-6225240(Top 89%)14743(Top 92%)14743(Top 261%)
30K18.64 mi3.11 mi25046-31814682-12414682-12426025(Top 92%)15003(Top 93%)15003(Top 266%)
20M20.00 mi1.36 mi25326-28014779-9714779-9727276(Top 96%)15512(Top 96%)15512(Top 275%)
21M21.00 mi1.00 mi25344-1814781-214781-225524(Top 90%)14642(Top 91%)14642(Top 260%)
35K21.75 mi0.75 mi25409-6514797-1614797-1626511(Top 93%)15100(Top 94%)15100(Top 268%)
23M23.00 mi1.25 mi25445-3614802-514802-525982(Top 91%)14827(Top 92%)14827(Top 263%)
24M24.00 mi1.00 mi25610-16514866-6414866-6427368(Top 96%)15465(Top 96%)15465(Top 274%)
40K24.85 mi0.85 mi25689-7914891-2514891-2526873(Top 95%)15220(Top 95%)15220(Top 270%)
25.2M25.20 mi0.35 mi25710-2114900-914900-926400(Top 93%)14951(Top 93%)14951(Top 265%)
Finish26.22 mi1.02 mi25740-3014909-914909-926090(Top 92%)14832(Top 92%)14832(Top 263%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21stories
+97ft-345ft

Overall

23699

Males

14150

M18-39

14150

5K→10K

3.1 - 6.2 mi

Top 82%
×5stories
+79ft-138ft

Overall

23425

Males

13995

M18-39

13995

10K→15K

6.2 - 9.3 mi

Top 83%
×3stories
+67ft-78ft

Overall

23699

Males

14150

M18-39

14150

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

25359

Males

14836

M18-39

14836

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

25424

Males

14855

M18-39

14855

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

25240

Males

14743

M18-39

14743

25K→30K

15.5 - 18.6 mi

Top 92%
×9stories
+181ft-148ft

Overall

26025

Males

15003

M18-39

15003

30K→20M

18.6 - 20.0 mi

Top 96%
×5stories
+64ft-50ft

Overall

27276

Males

15512

M18-39

15512

20M→21M

20.0 - 21.0 mi

Top 90%
×8stories
+106ft-24ft

Overall

25524

Males

14642

M18-39

14642

21M→35K

21.0 - 21.8 mi

Top 93%
×7stories
+17ft-86ft

Overall

26511

Males

15100

M18-39

15100

35K→23M

21.8 - 23.0 mi

Top 91%
×5stories
+23ft-63ft

Overall

25982

Males

14827

M18-39

14827

23M→24M

23.0 - 24.0 mi

Top 96%
×6stories
+12ft-82ft

Overall

27368

Males

15465

M18-39

15465

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

26873

Males

15220

M18-39

15220

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

26400

Males

14951

M18-39

14951

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2stories
+22ft-21ft

Overall

26090

Males

14832

M18-39

14832

Passing Analysis

Category:
Athletes Passed
1392
Passed By
2001
Net Change
-609
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25131
5K → 10K84111+830#25131#24301
10K → 15K25760+197#24301#24104
15K → 20K45464-419#24104#24523
20K → Half1162-51#24523#24574
Half → 25K59213-154#24574#24728
25K → 30K47365-318#24728#25046
30K → 20M11291-280#25046#25326
20M → 21M3553-18#25326#25344
21M → 35K1277-65#25344#25409
35K → 23M3369-36#25409#25445
23M → 24M9174-165#25445#25610
24M → 40K1392-79#25610#25689
40K → 25.2M425-21#25689#25710
25.2M → Finish1545-30#25710#25740
TOTALS13922001-609
📊

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