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BOSTON MARATHON 2024

Scott Nanfelt

Bib: 15730•M

RI

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M60-64)
#0 / 1173
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:51
Rank: #19908
Start → 5K
8:58/mi
27:51 split
10K· 6.21 mi
56:28
Rank: #20218 (-310)
5K → 10K
9:13/mi
28:37 split
15K· 9.32 mi
1:24:46
Rank: #19929 (+289)
10K → 15K
9:07/mi
28:18 split
20K· 12.43 mi
1:53:16
Rank: #19424 (+505)
15K → 20K
9:10/mi
28:30 split
Half· 13.11 mi
1:59:29
Rank: #19391 (+33)
20K → Half
9:07/mi
6:13 split
25K· 15.53 mi
2:21:48
Rank: #18854 (+537)
Half → 25K
9:12/mi
22:19 split
30K· 18.64 mi
2:51:40
Rank: #18291 (+563)
25K → 30K
9:37/mi
29:52 split
20M
3:05:06
Rank: #18128 (+163)
30K → 20M
9:53/mi
13:26 split
21M
3:15:35
Rank: #17908 (+220)
20M → 21M
10:29/mi
10:29 split
35K· 21.75 mi
3:22:47
Rank: #17821 (+87)
21M → 35K
9:37/mi
7:12 split
23M
3:35:19
Rank: #17651 (+170)
35K → 23M
10:01/mi
12:32 split
24M
3:45:17
Rank: #17598 (+53)
23M → 24M
9:58/mi
9:58 split
40K· 24.85 mi
3:54:01
Rank: #17510 (+88)
24M → 40K
10:13/mi
8:44 split
25.2M
3:57:52
Rank: #17452 (+58)
40K → 25.2M
11:10/mi
3:51 split
Finish· 26.22 mi
4:08:08
Rank: #17450 (+2)
25.2M → Finish
10:04/mi
10:16 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:29
Pace9:07 /mi
2nd Half
Distance13.11 mi
Time2:08:39
Pace9:49 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:00:1127:518:5827:51
8:58
-
10K
6.21 mi11:28:4856:289:0528:37
9:13
+0:15
15K
9.32 mi11:57:061:24:469:0628:18
9:07
-0:06
20K
12.43 mi12:25:361:53:169:0728:30
9:10
+0:03
Half
13.11 mi12:31:491:59:299:076:13
9:07
-0:03
25K
15.53 mi12:54:082:21:489:0822:19
9:12
+0:05
30K
18.64 mi13:24:002:51:409:1329:52
9:37
+0:25
20M
20.00 mi13:37:263:05:069:1513:26
9:53
+0:16
21M
21.00 mi13:47:553:15:359:1910:29
10:29
+0:36
35K
21.75 mi13:55:073:22:479:197:12
9:37
-0:52
23M
23.00 mi14:07:393:35:199:2212:32
10:01
+0:24
24M
24.00 mi14:17:373:45:179:239:58
9:58
-0:03
40K
24.85 mi14:26:213:54:019:258:44
10:13
+0:15
25.2M
25.20 mi14:30:123:57:529:263:51
11:10
+0:57
Finish
26.22 mi14:40:284:08:089:2810:16
10:04
-1:06

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

8:58 /mi

Average Pace

9:28 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:48

57% of race

Time at Steady Pace

50:30

20% of race

Time at Slower Pace

55:50

23% of race

Average Pace: 9:28 /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 mi11:00:1127:518:5827:51
8:58
#19908
10K
6.21 mi11:28:4856:289:0528:37
9:13
#20218
15K
9.32 mi11:57:061:24:469:0628:18
9:07
#19929
20K
12.43 mi12:25:361:53:169:0728:30
9:10
#19424
Half
13.11 mi12:31:491:59:299:076:13
9:07
#19391
25K
15.53 mi12:54:082:21:489:0822:19
9:12
#18854
30K
18.64 mi13:24:002:51:409:1329:52
9:37
#18291
20M
20.00 mi13:37:263:05:069:1513:26
9:53
#18128
21M
21.00 mi13:47:553:15:359:1910:29
10:29
#17908
35K
21.75 mi13:55:073:22:479:197:12
9:37
#17821
23M
23.00 mi14:07:393:35:199:2212:32
10:01
#17651
24M
24.00 mi14:17:373:45:179:239:58
9:58
#17598
40K
24.85 mi14:26:213:54:019:258:44
10:13
#17510
25.2M
25.20 mi14:30:123:57:529:263:51
11:10
#17452
Finish
26.22 mi14:40:284:08:089:2810:16
10:04
#17450
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi19908120281202819362(Top 76%)11876(Top 81%)11876(Top 1012%)
10K6.21 mi3.10 mi20218-31012201-17312201-17320512(Top 80%)12359(Top 85%)12359(Top 1054%)
15K9.32 mi3.11 mi19929+28912085+11612085+11619362(Top 76%)11876(Top 81%)11876(Top 1012%)
20K12.43 mi3.11 mi19424+50511856+22911856+22918075(Top 71%)11294(Top 77%)11294(Top 963%)
Half13.11 mi0.68 mi19391+3311844+1211844+1218719(Top 73%)11496(Top 79%)11496(Top 980%)
25K15.53 mi2.42 mi18854+53711582+26211582+26216425(Top 64%)10440(Top 72%)10440(Top 890%)
30K18.64 mi3.11 mi18291+56311257+32511257+32515889(Top 62%)9952(Top 68%)9952(Top 848%)
20M20.00 mi1.36 mi18128+16311156+10111156+10116074(Top 63%)9799(Top 67%)9799(Top 835%)
21M21.00 mi1.00 mi17908+22011022+13411022+13414769(Top 58%)9030(Top 62%)9030(Top 770%)
35K21.75 mi0.75 mi17821+8710967+5510967+5515919(Top 62%)9583(Top 66%)9583(Top 817%)
23M23.00 mi1.25 mi17651+17010873+9410873+9415511(Top 61%)9308(Top 64%)9308(Top 794%)
24M24.00 mi1.00 mi17598+5310828+4510828+4516205(Top 63%)9621(Top 66%)9621(Top 820%)
40K24.85 mi0.85 mi17510+8810752+7610752+7615749(Top 62%)9339(Top 64%)9339(Top 796%)
25.2M25.20 mi0.35 mi17452+5810714+3810714+3815007(Top 59%)8944(Top 61%)8944(Top 762%)
Finish26.22 mi1.02 mi17450+210685+2910685+2918643(Top 73%)10798(Top 74%)10798(Top 921%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

19362

Males

11876

M60-64

11876

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

20512

Males

12359

M60-64

12359

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

19362

Males

11876

M60-64

11876

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18075

Males

11294

M60-64

11294

20K→Half

12.4 - 13.1 mi

Top 73%
×2stories
+19ft-37ft

Overall

18719

Males

11496

M60-64

11496

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

16425

Males

10440

M60-64

10440

25K→30K

15.5 - 18.6 mi

Top 62%
×9stories
+181ft-148ft

Overall

15889

Males

9952

M60-64

9952

30K→20M

18.6 - 20.0 mi

Top 63%
×5stories
+64ft-50ft

Overall

16074

Males

9799

M60-64

9799

20M→21M

20.0 - 21.0 mi

Top 58%
×8stories
+106ft-24ft

Overall

14769

Males

9030

M60-64

9030

21M→35K

21.0 - 21.8 mi

Top 62%
×7stories
+17ft-86ft

Overall

15919

Males

9583

M60-64

9583

35K→23M

21.8 - 23.0 mi

Top 61%
×5stories
+23ft-63ft

Overall

15511

Males

9308

M60-64

9308

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

16205

Males

9621

M60-64

9621

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

15749

Males

9339

M60-64

9339

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15007

Males

8944

M60-64

8944

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2stories
+22ft-21ft

Overall

18643

Males

10798

M60-64

10798

Passing Analysis

Category:
Athletes Passed
3308
Passed By
850
Net Change
+2458
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19908
5K → 10K158468-310#19908#20218
10K → 15K35970+289#20218#19929
15K → 20K53429+505#19929#19424
20K → Half5421+33#19424#19391
Half → 25K54710+537#19391#18854
25K → 30K59431+563#18854#18291
30K → 20M18421+163#18291#18128
20M → 21M24323+220#18128#17908
21M → 35K10114+87#17908#17821
35K → 23M20131+170#17821#17651
23M → 24M8734+53#17651#17598
24M → 40K11325+88#17598#17510
40K → 25.2M657+58#17510#17452
25.2M → Finish6866+2#17452#17450
TOTALS3308850+2458
📊

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