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BOSTON MARATHON 2025

Nevin Nelson

Bib: 5714•M

VA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 17%
Gender (Male)
#0 / 16105
Top 28%
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
21:04
Rank: #6143
Start → 5K
21:04 | 6:47/mi
10K· 6.21 mi
42:03
Rank: #5991 (+152)
5K → 10K
20:59 | 6:45/mi
15K· 9.32 mi
1:03:02
Rank: #5838 (+153)
10K → 15K
20:59 | 6:45/mi
20K· 12.43 mi
1:24:13
Rank: #5728 (+110)
15K → 20K
21:11 | 6:49/mi
Half· 13.11 mi
1:28:48
Rank: #5713 (+15)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:45:20
Rank: #5537 (+176)
Half → 25K
16:32 | 6:49/mi
30K· 18.64 mi
2:07:14
Rank: #5370 (+167)
25K → 30K
21:54 | 7:03/mi
20M
2:16:52
Rank: #5300 (+70)
30K → 20M
9:38 | 7:05/mi
21M
2:24:29
Rank: #5272 (+28)
20M → 21M
7:37 | 7:37/mi
35K· 21.75 mi
2:29:34
Rank: #5208 (+64)
21M → 35K
5:05 | 6:48/mi
23M
2:38:28
Rank: #5119 (+89)
35K → 23M
8:54 | 7:06/mi
24M
2:45:25
Rank: #5065 (+54)
23M → 24M
6:57 | 6:57/mi
40K· 24.85 mi
2:51:31
Rank: #5023 (+42)
24M → 40K
6:06 | 7:08/mi
25.2M
2:54:14
Rank: #5010 (+13)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
3:01:02
Rank: #4924 (+86)
25.2M → Finish
6:48 | 6:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:48
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:32:14
Pace7:02 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:0821:046:4721:04
6:47
-
10K
6.21 mi10:47:0742:036:4620:59
6:45
-0:02
15K
9.32 mi11:08:061:03:026:4620:59
6:45
0:00
20K
12.43 mi11:29:171:24:136:4721:11
6:49
+0:04
Half
13.11 mi11:33:521:28:486:464:35
6:43
-0:06
25K
15.53 mi11:50:241:45:206:4716:32
6:49
+0:06
30K
18.64 mi12:12:182:07:146:5021:54
7:03
+0:14
20M
20.00 mi12:21:562:16:526:519:38
7:05
+0:02
21M
21.00 mi12:29:332:24:296:537:37
7:37
+0:32
35K
21.75 mi12:34:382:29:346:535:05
6:48
-0:49
23M
23.00 mi12:43:322:38:286:538:54
7:06
+0:18
24M
24.00 mi12:50:292:45:256:546:57
6:57
-0:09
40K
24.85 mi12:56:352:51:316:546:06
7:08
+0:11
25.2M
25.20 mi12:59:182:54:146:552:43
7:53
+0:45
Finish
26.22 mi13:06:063:01:026:556:48
6:40
-1:13

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

6:40 /mi

Average Pace

6:55 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50:42

94% of race

Time at Steady Pace

7:37

4% of race

Time at Slower Pace

2:43

2% of race

Average Pace: 6:54 /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 mi10:26:0821:046:4721:04
6:47
#6143
10K
6.21 mi10:47:0742:036:4620:59
6:45
#5991
15K
9.32 mi11:08:061:03:026:4620:59
6:45
#5838
20K
12.43 mi11:29:171:24:136:4721:11
6:49
#5728
Half
13.11 mi11:33:521:28:486:464:35
6:43
#5713
25K
15.53 mi11:50:241:45:206:4716:32
6:49
#5537
30K
18.64 mi12:12:182:07:146:5021:54
7:03
#5370
20M
20.00 mi12:21:562:16:526:519:38
7:05
#5300
21M
21.00 mi12:29:332:24:296:537:37
7:37
#5272
35K
21.75 mi12:34:382:29:346:535:05
6:48
#5208
23M
23.00 mi12:43:322:38:286:538:54
7:06
#5119
24M
24.00 mi12:50:292:45:256:546:57
6:57
#5065
40K
24.85 mi12:56:352:51:316:546:06
7:08
#5023
25.2M
25.20 mi12:59:182:54:146:552:43
7:53
#5010
Finish
26.22 mi13:06:063:01:026:556:48
6:40
#4924
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6143563356335620(Top 20%)5137(Top 32%)5137(Top 91%)
10K6.21 mi3.10 mi5991+1525501+1325501+1325866(Top 21%)5367(Top 33%)5367(Top 95%)
15K9.32 mi3.11 mi5838+1535360+1415360+1415620(Top 20%)5137(Top 32%)5137(Top 91%)
20K12.43 mi3.11 mi5728+1105258+1025258+1025468(Top 19%)4995(Top 31%)4995(Top 89%)
Half13.11 mi0.68 mi5713+155243+155243+155382(Top 19%)4937(Top 31%)4937(Top 88%)
25K15.53 mi2.42 mi5537+1765088+1555088+1555001(Top 18%)4588(Top 28%)4588(Top 81%)
30K18.64 mi3.11 mi5370+1674925+1634925+1634989(Top 18%)4528(Top 28%)4528(Top 80%)
20M20.00 mi1.36 mi5300+704856+694856+694605(Top 16%)4175(Top 26%)4175(Top 74%)
21M21.00 mi1.00 mi5272+284826+304826+305188(Top 18%)4509(Top 28%)4509(Top 80%)
35K21.75 mi0.75 mi5208+644771+554771+554071(Top 14%)3646(Top 23%)3646(Top 65%)
23M23.00 mi1.25 mi5119+894683+884683+884372(Top 15%)3860(Top 24%)3860(Top 68%)
24M24.00 mi1.00 mi5065+544627+564627+564336(Top 15%)3788(Top 24%)3788(Top 67%)
40K24.85 mi0.85 mi5023+424582+454582+454647(Top 16%)3952(Top 25%)3952(Top 70%)
25.2M25.20 mi0.35 mi5010+134568+144568+145222(Top 18%)4243(Top 26%)4243(Top 75%)
Finish26.22 mi1.02 mi4924+864486+824486+823721(Top 13%)3226(Top 20%)3226(Top 57%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5620

Males

5137

M18-39

5137

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5866

Males

5367

M18-39

5367

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5620

Males

5137

M18-39

5137

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5468

Males

4995

M18-39

4995

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5382

Males

4937

M18-39

4937

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

5001

Males

4588

M18-39

4588

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4989

Males

4528

M18-39

4528

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4605

Males

4175

M18-39

4175

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

5188

Males

4509

M18-39

4509

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

4071

Males

3646

M18-39

3646

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4372

Males

3860

M18-39

3860

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4336

Males

3788

M18-39

3788

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4647

Males

3952

M18-39

3952

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5222

Males

4243

M18-39

4243

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3721

Males

3226

M18-39

3226

Passing Analysis

Category:
Athletes Passed
1824
Passed By
605
Net Change
+1219
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6143
5K → 10K261109+152#6143#5991
10K → 15K21461+153#5991#5838
15K → 20K18474+110#5838#5728
20K → Half3116+15#5728#5713
Half → 25K20529+176#5713#5537
25K → 30K25184+167#5537#5370
30K → 20M11040+70#5370#5300
20M → 21M8961+28#5300#5272
21M → 35K7612+64#5272#5208
35K → 23M12738+89#5208#5119
23M → 24M8228+54#5119#5065
24M → 40K6725+42#5065#5023
40K → 25.2M2613+13#5023#5010
25.2M → Finish10115+86#5010#4924
TOTALS1824605+1219
📊

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