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BOSTON MARATHON 2025

Nigel Mcgregor

Bib: 5669•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 42%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 44%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:15
Rank: #6640
Start → 5K
21:15 | 6:50/mi
10K· 6.21 mi
42:42
Rank: #6952 (-312)
5K → 10K
21:27 | 6:54/mi
15K· 9.32 mi
1:04:42
Rank: #7387 (-435)
10K → 15K
22:00 | 7:05/mi
20K· 12.43 mi
1:27:13
Rank: #7606 (-219)
15K → 20K
22:31 | 7:15/mi
Half· 13.11 mi
1:32:09
Rank: #7678 (-72)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:50:28
Rank: #8000 (-322)
Half → 25K
18:19 | 7:33/mi
30K· 18.64 mi
2:15:19
Rank: #8505 (-505)
25K → 30K
24:51 | 8:00/mi
20M
2:26:55
Rank: #8919 (-414)
30K → 20M
11:36 | 8:32/mi
21M
2:36:14
Rank: #9309 (-390)
20M → 21M
9:19 | 9:19/mi
35K· 21.75 mi
2:42:41
Rank: #9574 (-265)
21M → 35K
6:27 | 8:37/mi
23M
2:54:18
Rank: #10177 (-603)
35K → 23M
11:37 | 9:17/mi
24M
3:03:44
Rank: #10666 (-489)
23M → 24M
9:26 | 9:26/mi
40K· 24.85 mi
3:12:06
Rank: #11090 (-424)
24M → 40K
8:22 | 9:47/mi
25.2M
3:16:12
Rank: #11415 (-325)
40K → 25.2M
4:06 | 11:53/mi
Finish· 26.22 mi
3:25:22
Rank: #11794 (-379)
25.2M → Finish
9:10 | 9:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:09
Pace7:02 /mi
2nd Half
Distance13.11 mi
Time1:53:13
Pace8:38 /mi
📊Positive Split: 22.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:2821:156:5021:15
6:50
-
10K
6.21 mi10:47:5542:426:5221:27
6:54
+0:04
15K
9.32 mi11:09:551:04:426:5622:00
7:05
+0:11
20K
12.43 mi11:32:261:27:137:0122:31
7:15
+0:10
Half
13.11 mi11:37:221:32:097:024:56
7:14
-0:01
25K
15.53 mi11:55:411:50:287:0718:19
7:33
+0:19
30K
18.64 mi12:20:322:15:197:1624:51
8:00
+0:27
20M
20.00 mi12:32:082:26:557:2111:36
8:32
+0:32
21M
21.00 mi12:41:272:36:147:269:19
9:19
+0:47
35K
21.75 mi12:47:542:42:417:296:27
8:37
-0:42
23M
23.00 mi12:59:312:54:187:3511:37
9:17
+0:40
24M
24.00 mi13:08:573:03:447:399:26
9:26
+0:09
40K
24.85 mi13:17:193:12:067:448:22
9:47
+0:21
25.2M
25.20 mi13:21:253:16:127:474:06
11:53
+2:06
Finish
26.22 mi13:30:353:25:227:509:10
9:00
-2:53

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

6:50 /mi

Average Pace

7:50 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:28

54% of race

Time at Steady Pace

52:04

25% of race

Time at Slower Pace

42:50

21% of race

Average Pace: 7:50 /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 mi10:26:2821:156:5021:15
6:50
#6640
10K
6.21 mi10:47:5542:426:5221:27
6:54
#6952
15K
9.32 mi11:09:551:04:426:5622:00
7:05
#7387
20K
12.43 mi11:32:261:27:137:0122:31
7:15
#7606
Half
13.11 mi11:37:221:32:097:024:56
7:14
#7678
25K
15.53 mi11:55:411:50:287:0718:19
7:33
#8000
30K
18.64 mi12:20:322:15:197:1624:51
8:00
#8505
20M
20.00 mi12:32:082:26:557:2111:36
8:32
#8919
21M
21.00 mi12:41:272:36:147:269:19
9:19
#9309
35K
21.75 mi12:47:542:42:417:296:27
8:37
#9574
23M
23.00 mi12:59:312:54:187:3511:37
9:17
#10177
24M
24.00 mi13:08:573:03:447:399:26
9:26
#10666
40K
24.85 mi13:17:193:12:067:448:22
9:47
#11090
25.2M
25.20 mi13:21:253:16:127:474:06
11:53
#11415
Finish
26.22 mi13:30:353:25:227:509:10
9:00
#11794
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6640602960298215(Top 29%)7073(Top 44%)7073(Top 315%)
10K6.21 mi3.10 mi6952-3126262-2336262-2337263(Top 26%)6485(Top 40%)6485(Top 289%)
15K9.32 mi3.11 mi7387-4356567-3056567-3058215(Top 29%)7073(Top 44%)7073(Top 315%)
20K12.43 mi3.11 mi7606-2196702-1356702-1358599(Top 30%)7228(Top 45%)7228(Top 322%)
Half13.11 mi0.68 mi7678-726746-446746-449364(Top 33%)7707(Top 48%)7707(Top 343%)
25K15.53 mi2.42 mi8000-3226928-1826928-18210397(Top 37%)8089(Top 50%)8089(Top 360%)
30K18.64 mi3.11 mi8505-5057184-2567184-25611359(Top 40%)8370(Top 52%)8370(Top 372%)
20M20.00 mi1.36 mi8919-4147393-2097393-20913983(Top 49%)9434(Top 59%)9434(Top 420%)
21M21.00 mi1.00 mi9309-3907571-1787571-17815200(Top 54%)9860(Top 61%)9860(Top 439%)
35K21.75 mi0.75 mi9574-2657704-1337704-13316146(Top 57%)10229(Top 64%)10229(Top 455%)
23M23.00 mi1.25 mi10177-6037955-2517955-25117662(Top 62%)10791(Top 67%)10791(Top 480%)
24M24.00 mi1.00 mi10666-4898156-2018156-20119359(Top 68%)11562(Top 72%)11562(Top 515%)
40K24.85 mi0.85 mi11090-4248326-1708326-17019736(Top 69%)11665(Top 72%)11665(Top 519%)
25.2M25.20 mi0.35 mi11415-3258458-1328458-13222950(Top 81%)13244(Top 82%)13244(Top 589%)
Finish26.22 mi1.02 mi11794-3798614-1568614-15618981(Top 67%)11335(Top 70%)11335(Top 504%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

8215

Males

7073

M40-44

7073

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

7263

Males

6485

M40-44

6485

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

8215

Males

7073

M40-44

7073

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

8599

Males

7228

M40-44

7228

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

9364

Males

7707

M40-44

7707

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

10397

Males

8089

M40-44

8089

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

11359

Males

8370

M40-44

8370

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

13983

Males

9434

M40-44

9434

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

15200

Males

9860

M40-44

9860

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

16146

Males

10229

M40-44

10229

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

17662

Males

10791

M40-44

10791

23M→24M

23.0 - 24.0 mi

Top 68%
×6stories
+12ft-82ft

Overall

19359

Males

11562

M40-44

11562

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

19736

Males

11665

M40-44

11665

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

22950

Males

13244

M40-44

13244

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2stories
+22ft-21ft

Overall

18981

Males

11335

M40-44

11335

Passing Analysis

Category:
Athletes Passed
497
Passed By
5649
Net Change
-5154
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6640
5K → 10K101413-312#6640#6952
10K → 15K41476-435#6952#7387
15K → 20K70289-219#7387#7606
20K → Half1385-72#7606#7678
Half → 25K46368-322#7678#8000
25K → 30K85590-505#8000#8505
30K → 20M28442-414#8505#8919
20M → 21M26416-390#8919#9309
21M → 35K21286-265#9309#9574
35K → 23M18619-603#9574#10177
23M → 24M17506-489#10177#10666
24M → 40K9433-424#10666#11090
40K → 25.2M4329-325#11090#11415
25.2M → Finish18397-379#11415#11794
TOTALS4975649-5154
📊

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