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BOSTON MARATHON 2025

Drew Cornick

Bib: 7263•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 27%
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
21:21
Rank: #6834
Start → 5K
21:21 | 6:52/mi
10K· 6.21 mi
42:31
Rank: #6680 (+154)
5K → 10K
21:10 | 6:49/mi
15K· 9.32 mi
1:03:34
Rank: #6395 (+285)
10K → 15K
21:03 | 6:47/mi
20K· 12.43 mi
1:24:38
Rank: #6023 (+372)
15K → 20K
21:04 | 6:47/mi
Half· 13.11 mi
1:29:12
Rank: #5984 (+39)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:45:39
Rank: #5719 (+265)
Half → 25K
16:27 | 6:47/mi
30K· 18.64 mi
2:07:27
Rank: #5491 (+228)
25K → 30K
21:48 | 7:01/mi
20M
2:17:08
Rank: #5415 (+76)
30K → 20M
9:41 | 7:08/mi
21M
2:24:38
Rank: #5330 (+85)
20M → 21M
7:30 | 7:30/mi
35K· 21.75 mi
2:29:42
Rank: #5257 (+73)
21M → 35K
5:04 | 6:46/mi
23M
2:38:14
Rank: #5050 (+207)
35K → 23M
8:32 | 6:49/mi
24M
2:45:02
Rank: #4948 (+102)
23M → 24M
6:48 | 6:49/mi
40K· 24.85 mi
2:50:58
Rank: #4863 (+85)
24M → 40K
5:56 | 6:56/mi
25.2M
2:53:21
Rank: #4752 (+111)
40K → 25.2M
2:23 | 6:56/mi
Finish· 26.22 mi
2:59:53
Rank: #4655 (+97)
25.2M → Finish
6:32 | 6:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:12
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:30:41
Pace6:55 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:2521:216:5221:21
6:52
-
10K
6.21 mi10:48:3542:316:5121:10
6:49
-0:03
15K
9.32 mi11:09:381:03:346:4921:03
6:47
-0:02
20K
12.43 mi11:30:421:24:386:4921:04
6:47
0:00
Half
13.11 mi11:35:161:29:126:484:34
6:42
-0:05
25K
15.53 mi11:51:431:45:396:4816:27
6:47
+0:05
30K
18.64 mi12:13:312:07:276:5021:48
7:01
+0:14
20M
20.00 mi12:23:122:17:086:519:41
7:08
+0:07
21M
21.00 mi12:30:422:24:386:537:30
7:30
+0:22
35K
21.75 mi12:35:462:29:426:535:04
6:46
-0:44
23M
23.00 mi12:44:182:38:146:538:32
6:49
+0:03
24M
24.00 mi12:51:062:45:026:536:48
6:49
0:00
40K
24.85 mi12:57:022:50:586:535:56
6:56
+0:07
25.2M
25.20 mi12:59:252:53:216:532:23
6:56
0:00
Finish
26.22 mi13:05:572:59:536:526:32
6:25
-0:31

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

6:25 /mi

Average Pace

6:52 /mi

Slowest Pace

7:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:42

90% of race

Time at Steady Pace

17:11

10% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:52 /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 mi10:27:2521:216:5221:21
6:52
#6834
10K
6.21 mi10:48:3542:316:5121:10
6:49
#6680
15K
9.32 mi11:09:381:03:346:4921:03
6:47
#6395
20K
12.43 mi11:30:421:24:386:4921:04
6:47
#6023
Half
13.11 mi11:35:161:29:126:484:34
6:42
#5984
25K
15.53 mi11:51:431:45:396:4816:27
6:47
#5719
30K
18.64 mi12:13:312:07:276:5021:48
7:01
#5491
20M
20.00 mi12:23:122:17:086:519:41
7:08
#5415
21M
21.00 mi12:30:422:24:386:537:30
7:30
#5330
35K
21.75 mi12:35:462:29:426:535:04
6:46
#5257
23M
23.00 mi12:44:182:38:146:538:32
6:49
#5050
24M
24.00 mi12:51:062:45:026:536:48
6:49
#4948
40K
24.85 mi12:57:022:50:586:535:56
6:56
#4863
25.2M
25.20 mi12:59:252:53:216:532:23
6:56
#4752
Finish
26.22 mi13:05:572:59:536:526:32
6:25
#4655
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6834617761775808(Top 20%)5291(Top 33%)5291(Top 94%)
10K6.21 mi3.10 mi6680+1546044+1336044+1336495(Top 23%)5872(Top 36%)5872(Top 104%)
15K9.32 mi3.11 mi6395+2855818+2265818+2265808(Top 20%)5291(Top 33%)5291(Top 94%)
20K12.43 mi3.11 mi6023+3725500+3185500+3185087(Top 18%)4689(Top 29%)4689(Top 83%)
Half13.11 mi0.68 mi5984+395468+325468+325131(Top 18%)4726(Top 29%)4726(Top 84%)
25K15.53 mi2.42 mi5719+2655239+2295239+2294729(Top 17%)4352(Top 27%)4352(Top 77%)
30K18.64 mi3.11 mi5491+2285030+2095030+2094773(Top 17%)4348(Top 27%)4348(Top 77%)
20M20.00 mi1.36 mi5415+764957+734957+734779(Top 17%)4305(Top 27%)4305(Top 76%)
21M21.00 mi1.00 mi5330+854873+844873+844582(Top 16%)4052(Top 25%)4052(Top 72%)
35K21.75 mi0.75 mi5257+734810+634810+633886(Top 14%)3486(Top 22%)3486(Top 62%)
23M23.00 mi1.25 mi5050+2074624+1864624+1862748(Top 10%)2523(Top 16%)2523(Top 45%)
24M24.00 mi1.00 mi4948+1024530+944530+943561(Top 13%)3181(Top 20%)3181(Top 56%)
40K24.85 mi0.85 mi4863+854452+784452+783512(Top 12%)3109(Top 19%)3109(Top 55%)
25.2M25.20 mi0.35 mi4752+1114352+1004352+1001299(Top 5%)1187(Top 7%)1187(Top 21%)
Finish26.22 mi1.02 mi4655+974267+854267+852349(Top 8%)2141(Top 13%)2141(Top 38%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5808

Males

5291

M18-39

5291

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

6495

Males

5872

M18-39

5872

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5808

Males

5291

M18-39

5291

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

5087

Males

4689

M18-39

4689

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

5131

Males

4726

M18-39

4726

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4729

Males

4352

M18-39

4352

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4773

Males

4348

M18-39

4348

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4779

Males

4305

M18-39

4305

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4582

Males

4052

M18-39

4052

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3886

Males

3486

M18-39

3486

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2748

Males

2523

M18-39

2523

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3561

Males

3181

M18-39

3181

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3512

Males

3109

M18-39

3109

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1299

Males

1187

M18-39

1187

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2349

Males

2141

M18-39

2141

Passing Analysis

Category:
Athletes Passed
2550
Passed By
371
Net Change
+2179
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6834
5K → 10K273119+154#6834#6680
10K → 15K32338+285#6680#6395
15K → 20K38311+372#6395#6023
20K → Half434+39#6023#5984
Half → 25K2749+265#5984#5719
25K → 30K29062+228#5719#5491
30K → 20M11539+76#5491#5415
20M → 21M12944+85#5415#5330
21M → 35K818+73#5330#5257
35K → 23M2103+207#5257#5050
23M → 24M11412+102#5050#4948
24M → 40K10116+85#4948#4863
40K → 25.2M1121+111#4863#4752
25.2M → Finish1025+97#4752#4655
TOTALS2550371+2179
📊

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