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BOSTON MARATHON 2025

John Crowe

Bib: 1064•M

PA

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
17:54
Rank: #533
Start → 5K
17:54 | 5:46/mi
10K· 6.21 mi
36:35
Rank: #771 (-238)
5K → 10K
18:41 | 6:01/mi
15K· 9.32 mi
55:54
Rank: #1041 (-270)
10K → 15K
19:19 | 6:13/mi
20K· 12.43 mi
1:14:01
Rank: #880 (+161)
15K → 20K
18:07 | 5:50/mi
Half· 13.11 mi
1:17:54
Rank: #843 (+37)
20K → Half
3:53 | 5:42/mi
25K· 15.53 mi
1:34:39
Rank: #1249 (-406)
Half → 25K
16:45 | 6:55/mi
30K· 18.64 mi
1:53:22
Rank: #1067 (+182)
25K → 30K
18:43 | 6:01/mi
20M
2:01:41
Rank: #990 (+77)
30K → 20M
8:19 | 6:07/mi
21M
2:08:05
Rank: #941 (+49)
20M → 21M
6:24 | 6:24/mi
35K· 21.75 mi
2:12:34
Rank: #908 (+33)
21M → 35K
4:29 | 6:00/mi
23M
2:20:19
Rank: #875 (+33)
35K → 23M
7:45 | 6:11/mi
24M
2:26:31
Rank: #865 (+10)
23M → 24M
6:12 | 6:12/mi
40K· 24.85 mi
2:31:55
Rank: #853 (+12)
24M → 40K
5:24 | 6:19/mi
25.2M
2:34:14
Rank: #849 (+4)
40K → 25.2M
2:19 | 6:43/mi
Finish· 26.22 mi
2:40:10
Rank: #824 (+25)
25.2M → Finish
5:56 | 5:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:17:54
Pace5:57 /mi
2nd Half
Distance13.11 mi
Time1:22:16
Pace6:17 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:0617:545:4617:54
5:46
-
10K
6.21 mi10:36:4736:355:5318:41
6:01
+0:15
15K
9.32 mi10:56:0655:546:0019:19
6:13
+0:12
20K
12.43 mi11:14:131:14:015:5718:07
5:50
-0:23
Half
13.11 mi11:18:061:17:545:573:53
5:42
-0:08
25K
15.53 mi11:34:511:34:396:0616:45
6:55
+1:13
30K
18.64 mi11:53:341:53:226:0518:43
6:01
-0:54
20M
20.00 mi12:01:532:01:416:058:19
6:07
+0:06
21M
21.00 mi12:08:172:08:056:066:24
6:24
+0:17
35K
21.75 mi12:12:462:12:346:064:29
6:00
-0:24
23M
23.00 mi12:20:312:20:196:067:45
6:11
+0:11
24M
24.00 mi12:26:432:26:316:066:12
6:12
+0:01
40K
24.85 mi12:32:072:31:556:075:24
6:19
+0:07
25.2M
25.20 mi12:34:262:34:146:072:19
6:43
+0:24
Finish
26.22 mi12:40:222:40:106:075:56
5:49
-0:54

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

5:42 /mi

Average Pace

6:07 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

45:50

29% of race

Time at Steady Pace

1:23:28

52% of race

Time at Slower Pace

30:52

19% 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 mi10:18:0617:545:4617:54
5:46
#533
10K
6.21 mi10:36:4736:355:5318:41
6:01
#771
15K
9.32 mi10:56:0655:546:0019:19
6:13
#1041
20K
12.43 mi11:14:131:14:015:5718:07
5:50
#880
Half
13.11 mi11:18:061:17:545:573:53
5:42
#843
25K
15.53 mi11:34:511:34:396:0616:45
6:55
#1249
30K
18.64 mi11:53:341:53:226:0518:43
6:01
#1067
20M
20.00 mi12:01:532:01:416:058:19
6:07
#990
21M
21.00 mi12:08:172:08:056:066:24
6:24
#941
35K
21.75 mi12:12:462:12:346:064:29
6:00
#908
23M
23.00 mi12:20:312:20:196:067:45
6:11
#875
24M
24.00 mi12:26:432:26:316:066:12
6:12
#865
40K
24.85 mi12:32:072:31:556:075:24
6:19
#853
25.2M
25.20 mi12:34:262:34:146:072:19
6:43
#849
Finish
26.22 mi12:40:222:40:106:075:56
5:49
#824
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5334954951921(Top 7%)1829(Top 11%)1829(Top 32%)
10K6.21 mi3.10 mi771-238720-225720-2251132(Top 4%)1070(Top 7%)1070(Top 19%)
15K9.32 mi3.11 mi1041-270981-261981-2611921(Top 7%)1829(Top 11%)1829(Top 32%)
20K12.43 mi3.11 mi880+161827+154827+154483(Top 2%)451(Top 3%)451(Top 8%)
Half13.11 mi0.68 mi843+37792+35792+35421(Top 1%)394(Top 2%)394(Top 7%)
25K15.53 mi2.42 mi1249-4061181-3891181-3895707(Top 20%)5160(Top 32%)5160(Top 91%)
30K18.64 mi3.11 mi1067+1821005+1761005+176537(Top 2%)500(Top 3%)500(Top 9%)
20M20.00 mi1.36 mi990+77932+73932+73573(Top 2%)539(Top 3%)539(Top 10%)
21M21.00 mi1.00 mi941+49886+46886+46525(Top 2%)496(Top 3%)496(Top 9%)
35K21.75 mi0.75 mi908+33853+33853+33717(Top 3%)670(Top 4%)670(Top 12%)
23M23.00 mi1.25 mi875+33821+32821+32660(Top 2%)623(Top 4%)623(Top 11%)
24M24.00 mi1.00 mi865+10811+10811+101007(Top 4%)946(Top 6%)946(Top 17%)
40K24.85 mi0.85 mi853+12798+13798+13993(Top 3%)930(Top 6%)930(Top 16%)
25.2M25.20 mi0.35 mi849+4794+4794+4775(Top 3%)718(Top 4%)718(Top 13%)
Finish26.22 mi1.02 mi824+25770+24770+24550(Top 2%)515(Top 3%)515(Top 9%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1921

Males

1829

M18-39

1829

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1132

Males

1070

M18-39

1070

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1921

Males

1829

M18-39

1829

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

483

Males

451

M18-39

451

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

421

Males

394

M18-39

394

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5707

Males

5160

M18-39

5160

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

537

Males

500

M18-39

500

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

573

Males

539

M18-39

539

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

525

Males

496

M18-39

496

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

717

Males

670

M18-39

670

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

660

Males

623

M18-39

623

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1007

Males

946

M18-39

946

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

993

Males

930

M18-39

930

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

775

Males

718

M18-39

718

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

550

Males

515

M18-39

515

Passing Analysis

Category:
Athletes Passed
665
Passed By
956
Net Change
-291
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#533
5K → 10K0238-238#533#771
10K → 15K2272-270#771#1041
15K → 20K1610+161#1041#880
20K → Half370+37#880#843
Half → 25K2408-406#843#1249
25K → 30K1820+182#1249#1067
30K → 20M770+77#1067#990
20M → 21M523+49#990#941
21M → 35K374+33#941#908
35K → 23M363+33#908#875
23M → 24M188+10#875#865
24M → 40K2513+12#865#853
40K → 25.2M95+4#853#849
25.2M → Finish272+25#849#824
TOTALS665956-291
📊

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