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BOSTON MARATHON 2025

Brian Boyle

Bib: 3491•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 26%
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
20:29
Rank: #4549
Start → 5K
20:29 | 6:36/mi
10K· 6.21 mi
41:10
Rank: #4700 (-151)
5K → 10K
20:41 | 6:39/mi
15K· 9.32 mi
1:01:46
Rank: #4602 (+98)
10K → 15K
20:36 | 6:38/mi
20K· 12.43 mi
1:22:33
Rank: #4496 (+106)
15K → 20K
20:47 | 6:41/mi
Half· 13.11 mi
1:27:04
Rank: #4492 (+4)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:43:49
Rank: #4653 (-161)
Half → 25K
16:45 | 6:55/mi
30K· 18.64 mi
2:05:42
Rank: #4681 (-28)
25K → 30K
21:53 | 7:03/mi
20M
2:15:29
Rank: #4743 (-62)
30K → 20M
9:47 | 7:12/mi
21M
2:23:02
Rank: #4695 (+48)
20M → 21M
7:33 | 7:33/mi
35K· 21.75 mi
2:28:23
Rank: #4738 (-43)
21M → 35K
5:21 | 7:09/mi
23M
2:37:36
Rank: #4803 (-65)
35K → 23M
9:13 | 7:22/mi
24M
2:44:45
Rank: #4840 (-37)
23M → 24M
7:09 | 7:09/mi
40K· 24.85 mi
2:50:40
Rank: #4758 (+82)
24M → 40K
5:55 | 6:55/mi
25.2M
2:53:14
Rank: #4721 (+37)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
2:59:47
Rank: #4623 (+98)
25.2M → Finish
6:33 | 6:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:04
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:32:43
Pace7:04 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:1820:296:3620:29
6:36
-
10K
6.21 mi10:43:5941:106:3820:41
6:39
+0:03
15K
9.32 mi11:04:351:01:466:3820:36
6:38
-0:01
20K
12.43 mi11:25:221:22:336:3920:47
6:41
+0:03
Half
13.11 mi11:29:531:27:046:384:31
6:37
-0:04
25K
15.53 mi11:46:381:43:496:4116:45
6:55
+0:18
30K
18.64 mi12:08:312:05:426:4521:53
7:03
+0:08
20M
20.00 mi12:18:182:15:296:469:47
7:12
+0:09
21M
21.00 mi12:25:512:23:026:497:33
7:33
+0:21
35K
21.75 mi12:31:122:28:236:495:21
7:09
-0:24
23M
23.00 mi12:40:252:37:366:519:13
7:22
+0:13
24M
24.00 mi12:47:342:44:456:527:09
7:09
-0:13
40K
24.85 mi12:53:292:50:406:525:55
6:55
-0:14
25.2M
25.20 mi12:56:032:53:146:522:34
7:27
+0:32
Finish
26.22 mi13:02:362:59:476:526:33
6:26
-1:01

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

6:26 /mi

Average Pace

6:52 /mi

Slowest Pace

7:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:10

77% of race

Time at Steady Pace

41:37

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:51 /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 mi10:23:1820:296:3620:29
6:36
#4549
10K
6.21 mi10:43:5941:106:3820:41
6:39
#4700
15K
9.32 mi11:04:351:01:466:3820:36
6:38
#4602
20K
12.43 mi11:25:221:22:336:3920:47
6:41
#4496
Half
13.11 mi11:29:531:27:046:384:31
6:37
#4492
25K
15.53 mi11:46:381:43:496:4116:45
6:55
#4653
30K
18.64 mi12:08:312:05:426:4521:53
7:03
#4681
20M
20.00 mi12:18:182:15:296:469:47
7:12
#4743
21M
21.00 mi12:25:512:23:026:497:33
7:33
#4695
35K
21.75 mi12:31:122:28:236:495:21
7:09
#4738
23M
23.00 mi12:40:252:37:366:519:13
7:22
#4803
24M
24.00 mi12:47:342:44:456:527:09
7:09
#4840
40K
24.85 mi12:53:292:50:406:525:55
6:55
#4758
25.2M
25.20 mi12:56:032:53:146:522:34
7:27
#4721
Finish
26.22 mi13:02:362:59:476:526:33
6:26
#4623
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4549427542754514(Top 16%)4231(Top 26%)4231(Top 75%)
10K6.21 mi3.10 mi4700-1514403-1284403-1284952(Top 17%)4622(Top 29%)4622(Top 82%)
15K9.32 mi3.11 mi4602+984314+894314+894514(Top 16%)4231(Top 26%)4231(Top 75%)
20K12.43 mi3.11 mi4496+1064214+1004214+1004352(Top 15%)4070(Top 25%)4070(Top 72%)
Half13.11 mi0.68 mi4492+44210+44210+44633(Top 16%)4326(Top 27%)4326(Top 77%)
25K15.53 mi2.42 mi4653-1614339-1294339-1295726(Top 20%)5179(Top 32%)5179(Top 92%)
30K18.64 mi3.11 mi4681-284348-94348-94968(Top 17%)4513(Top 28%)4513(Top 80%)
20M20.00 mi1.36 mi4743-624393-454393-455201(Top 18%)4631(Top 29%)4631(Top 82%)
21M21.00 mi1.00 mi4695+484349+444349+444875(Top 17%)4285(Top 27%)4285(Top 76%)
35K21.75 mi0.75 mi4738-434371-224371-226271(Top 22%)5244(Top 33%)5244(Top 93%)
23M23.00 mi1.25 mi4803-654416-454416-455807(Top 20%)4855(Top 30%)4855(Top 86%)
24M24.00 mi1.00 mi4840-374438-224438-225510(Top 19%)4607(Top 29%)4607(Top 82%)
40K24.85 mi0.85 mi4758+824364+744364+743481(Top 12%)3100(Top 19%)3100(Top 55%)
25.2M25.20 mi0.35 mi4721+374327+374327+373199(Top 11%)2840(Top 18%)2840(Top 50%)
Finish26.22 mi1.02 mi4623+984238+894238+892473(Top 9%)2253(Top 14%)2253(Top 40%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4514

Males

4231

M18-39

4231

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4952

Males

4622

M18-39

4622

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4514

Males

4231

M18-39

4231

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

4352

Males

4070

M18-39

4070

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4633

Males

4326

M18-39

4326

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5726

Males

5179

M18-39

5179

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4968

Males

4513

M18-39

4513

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

5201

Males

4631

M18-39

4631

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4875

Males

4285

M18-39

4285

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

6271

Males

5244

M18-39

5244

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5807

Males

4855

M18-39

4855

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

5510

Males

4607

M18-39

4607

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3481

Males

3100

M18-39

3100

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3199

Males

2840

M18-39

2840

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2473

Males

2253

M18-39

2253

Passing Analysis

Category:
Athletes Passed
1214
Passed By
1288
Net Change
-74
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4549
5K → 10K108259-151#4549#4700
10K → 15K16264+98#4700#4602
15K → 20K16054+106#4602#4496
20K → Half2117+4#4496#4492
Half → 25K74235-161#4492#4653
25K → 30K138166-28#4653#4681
30K → 20M56118-62#4681#4743
20M → 21M9446+48#4743#4695
21M → 35K3982-43#4695#4738
35K → 23M66131-65#4738#4803
23M → 24M5289-37#4803#4840
24M → 40K9816+82#4840#4758
40K → 25.2M458+37#4758#4721
25.2M → Finish1013+98#4721#4623
TOTALS12141288-74
📊

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