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BOSTON MARATHON 2025

Colin Mcginn

Bib: 2851•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 5%
Division (M18-39)
#0 / 5642
Top 12%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:16
Rank: #750
Start → 5K
18:16 | 5:53/mi
10K· 6.21 mi
36:32
Rank: #750
5K → 10K
18:16 | 5:53/mi
15K· 9.32 mi
55:13
Rank: #851 (-101)
10K → 15K
18:41 | 6:01/mi
20K· 12.43 mi
1:14:08
Rank: #906 (-55)
15K → 20K
18:55 | 6:05/mi
Half· 13.11 mi
1:18:10
Rank: #901 (+5)
20K → Half
4:02 | 5:55/mi
25K· 15.53 mi
1:32:58
Rank: #914 (-13)
Half → 25K
14:48 | 6:06/mi
30K· 18.64 mi
1:52:26
Rank: #906 (+8)
25K → 30K
19:28 | 6:16/mi
20M
2:01:02
Rank: #896 (+10)
30K → 20M
8:36 | 6:20/mi
21M
2:07:37
Rank: #870 (+26)
20M → 21M
6:35 | 6:35/mi
35K· 21.75 mi
2:12:11
Rank: #859 (+11)
21M → 35K
4:34 | 6:06/mi
23M
2:20:03
Rank: #844 (+15)
35K → 23M
7:52 | 6:17/mi
24M
2:26:27
Rank: #854 (-10)
23M → 24M
6:24 | 6:24/mi
40K· 24.85 mi
2:31:56
Rank: #859 (-5)
24M → 40K
5:29 | 6:25/mi
25.2M
2:34:16
Rank: #856 (+3)
40K → 25.2M
2:20 | 6:46/mi
Finish· 26.22 mi
2:40:18
Rank: #833 (+23)
25.2M → Finish
6:02 | 5:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:10
Pace5:58 /mi
2nd Half
Distance13.11 mi
Time1:22:08
Pace6:16 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0818:165:5318:16
5:53
-
10K
6.21 mi10:38:2436:325:5318:16
5:53
0:00
15K
9.32 mi10:57:0555:135:5518:41
6:01
+0:08
20K
12.43 mi11:16:001:14:085:5818:55
6:05
+0:04
Half
13.11 mi11:20:021:18:105:584:02
5:55
-0:10
25K
15.53 mi11:34:501:32:585:5914:48
6:06
+0:11
30K
18.64 mi11:54:181:52:266:0219:28
6:16
+0:10
20M
20.00 mi12:02:542:01:026:038:36
6:20
+0:04
21M
21.00 mi12:09:292:07:376:056:35
6:35
+0:15
35K
21.75 mi12:14:032:12:116:054:34
6:06
-0:29
23M
23.00 mi12:21:552:20:036:057:52
6:17
+0:11
24M
24.00 mi12:28:192:26:276:066:24
6:24
+0:07
40K
24.85 mi12:33:482:31:566:075:29
6:25
+0:01
25.2M
25.20 mi12:36:082:34:166:072:20
6:46
+0:21
Finish
26.22 mi12:42:102:40:186:076:02
5:55
-0:51

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

5:53 /mi

Average Pace

6:07 /mi

Slowest Pace

6:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:23

94% of race

Time at Steady Pace

8:55

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:07 /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 mi10:20:0818:165:5318:16
5:53
#750
10K
6.21 mi10:38:2436:325:5318:16
5:53
#750
15K
9.32 mi10:57:0555:135:5518:41
6:01
#851
20K
12.43 mi11:16:001:14:085:5818:55
6:05
#906
Half
13.11 mi11:20:021:18:105:584:02
5:55
#901
25K
15.53 mi11:34:501:32:585:5914:48
6:06
#914
30K
18.64 mi11:54:181:52:266:0219:28
6:16
#906
20M
20.00 mi12:02:542:01:026:038:36
6:20
#896
21M
21.00 mi12:09:292:07:376:056:35
6:35
#870
35K
21.75 mi12:14:032:12:116:054:34
6:06
#859
23M
23.00 mi12:21:552:20:036:057:52
6:17
#844
24M
24.00 mi12:28:192:26:276:066:24
6:24
#854
40K
24.85 mi12:33:482:31:566:075:29
6:25
#859
25.2M
25.20 mi12:36:082:34:166:072:20
6:46
#856
Finish
26.22 mi12:42:102:40:186:076:02
5:55
#833
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi7506986981074(Top 4%)1015(Top 6%)1015(Top 18%)
10K6.21 mi3.10 mi750699-1699-1778(Top 3%)728(Top 5%)728(Top 13%)
15K9.32 mi3.11 mi851-101799-100799-1001074(Top 4%)1015(Top 6%)1015(Top 18%)
20K12.43 mi3.11 mi906-55851-52851-521132(Top 4%)1068(Top 7%)1068(Top 19%)
Half13.11 mi0.68 mi901+5848+3848+3869(Top 3%)821(Top 5%)821(Top 15%)
25K15.53 mi2.42 mi914-13862-14862-141099(Top 4%)1035(Top 6%)1035(Top 18%)
30K18.64 mi3.11 mi906+8852+10852+101102(Top 4%)1037(Top 6%)1037(Top 18%)
20M20.00 mi1.36 mi896+10844+8844+81014(Top 4%)956(Top 6%)956(Top 17%)
21M21.00 mi1.00 mi870+26817+27817+27859(Top 3%)811(Top 5%)811(Top 14%)
35K21.75 mi0.75 mi859+11806+11806+11950(Top 3%)893(Top 6%)893(Top 16%)
23M23.00 mi1.25 mi844+15791+15791+15836(Top 3%)789(Top 5%)789(Top 14%)
24M24.00 mi1.00 mi854-10800-9800-91635(Top 6%)1522(Top 9%)1522(Top 27%)
40K24.85 mi0.85 mi859-5804-4804-41275(Top 4%)1182(Top 7%)1182(Top 21%)
25.2M25.20 mi0.35 mi856+3801+3801+3871(Top 3%)804(Top 5%)804(Top 14%)
Finish26.22 mi1.02 mi833+23779+22779+22727(Top 3%)683(Top 4%)683(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1074

Males

1015

M18-39

1015

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

778

Males

728

M18-39

728

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1074

Males

1015

M18-39

1015

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1132

Males

1068

M18-39

1068

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

869

Males

821

M18-39

821

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1099

Males

1035

M18-39

1035

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1102

Males

1037

M18-39

1037

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1014

Males

956

M18-39

956

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

859

Males

811

M18-39

811

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

950

Males

893

M18-39

893

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

836

Males

789

M18-39

789

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1635

Males

1522

M18-39

1522

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1275

Males

1182

M18-39

1182

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

871

Males

804

M18-39

804

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

727

Males

683

M18-39

683

Passing Analysis

Category:
Athletes Passed
306
Passed By
389
Net Change
-83
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#750
5K → 10K38380#750#750
10K → 15K7108-101#750#851
15K → 20K1570-55#851#906
20K → Half94+5#906#901
Half → 25K2235-13#901#914
25K → 30K4840+8#914#906
30K → 20M2515+10#906#896
20M → 21M3711+26#896#870
21M → 35K176+11#870#859
35K → 23M2914+15#859#844
23M → 24M919-10#844#854
24M → 40K1520-5#854#859
40K → 25.2M85+3#859#856
25.2M → Finish274+23#856#833
TOTALS306389-83
📊

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