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BOSTON MARATHON 2023

Neville Horn

Bib: 3572•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 15%
Gender (Male)
#0 / 15176
Top 24%
Masters (Masters Men)
#0 / 9891
Top 11%
Division (M45-49)
#0 / 2252
Top 13%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:28
Rank: #5623
Start → 5K
21:28 | 6:55/mi
10K· 6.21 mi
42:35
Rank: #5443 (+180)
5K → 10K
21:07 | 6:48/mi
15K· 9.32 mi
1:03:39
Rank: #5248 (+195)
10K → 15K
21:04 | 6:47/mi
20K· 12.43 mi
1:24:46
Rank: #5027 (+221)
15K → 20K
21:07 | 6:48/mi
Half· 13.11 mi
1:29:22
Rank: #5005 (+22)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:45:57
Rank: #4895 (+110)
Half → 25K
16:35 | 6:50/mi
30K· 18.64 mi
2:07:40
Rank: #4736 (+159)
25K → 30K
21:43 | 6:59/mi
20M
2:17:12
Rank: #4674 (+62)
30K → 20M
9:32 | 7:01/mi
21M
2:24:29
Rank: #4584 (+90)
20M → 21M
7:17 | 7:17/mi
35K· 21.75 mi
2:29:30
Rank: #4529 (+55)
21M → 35K
5:01 | 6:42/mi
23M
2:38:02
Rank: #4358 (+171)
35K → 23M
8:32 | 6:49/mi
24M
2:44:36
Rank: #4263 (+95)
23M → 24M
6:34 | 6:34/mi
40K· 24.85 mi
2:50:24
Rank: #4159 (+104)
24M → 40K
5:48 | 6:47/mi
25.2M
2:52:53
Rank: #4123 (+36)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:59:15
Rank: #3946 (+177)
25.2M → Finish
6:22 | 6:15/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:29:22
Pace6:49 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:29:53
Pace6:51 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:0221:286:5521:28
6:55
-
10K
6.21 mi10:44:0942:356:5121:07
6:48
-0:07
15K
9.32 mi11:05:131:03:396:5021:04
6:47
-0:01
20K
12.43 mi11:26:201:24:466:4921:07
6:48
+0:01
Half
13.11 mi11:30:561:29:226:494:36
6:45
-0:03
25K
15.53 mi11:47:311:45:576:4916:35
6:50
+0:05
30K
18.64 mi12:09:142:07:406:5121:43
6:59
+0:09
20M
20.00 mi12:18:462:17:126:529:32
7:01
+0:02
21M
21.00 mi12:26:032:24:296:537:17
7:17
+0:16
35K
21.75 mi12:31:042:29:306:525:01
6:42
-0:35
23M
23.00 mi12:39:362:38:026:528:32
6:49
+0:07
24M
24.00 mi12:46:102:44:366:526:34
6:34
-0:15
40K
24.85 mi12:51:582:50:246:515:48
6:47
+0:13
25.2M
25.20 mi12:54:272:52:536:522:29
7:12
+0:25
Finish
26.22 mi13:00:492:59:156:506:22
6:15
-0:57

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

6:15 /mi

Average Pace

6:50 /mi

Slowest Pace

7:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:46

65% of race

Time at Steady Pace

1:02:29

35% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:50 /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 mi10:23:0221:286:5521:28
6:55
#5623
10K
6.21 mi10:44:0942:356:5121:07
6:48
#5443
15K
9.32 mi11:05:131:03:396:5021:04
6:47
#5248
20K
12.43 mi11:26:201:24:466:4921:07
6:48
#5027
Half
13.11 mi11:30:561:29:226:494:36
6:45
#5005
25K
15.53 mi11:47:311:45:576:4916:35
6:50
#4895
30K
18.64 mi12:09:142:07:406:5121:43
6:59
#4736
20M
20.00 mi12:18:462:17:126:529:32
7:01
#4674
21M
21.00 mi12:26:032:24:296:537:17
7:17
#4584
35K
21.75 mi12:31:042:29:306:525:01
6:42
#4529
23M
23.00 mi12:39:362:38:026:528:32
6:49
#4358
24M
24.00 mi12:46:102:44:366:526:34
6:34
#4263
40K
24.85 mi12:51:582:50:246:515:48
6:47
#4159
25.2M
25.20 mi12:54:272:52:536:522:29
7:12
#4123
Finish
26.22 mi13:00:492:59:156:506:22
6:15
#3946
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi5623517551754918(Top 18%)4569(Top 30%)4569(Top 203%)
10K6.21 mi3.10 mi5443+1805025+1505025+1505256(Top 20%)4858(Top 32%)4858(Top 216%)
15K9.32 mi3.11 mi5248+1954861+1644861+1644918(Top 18%)4569(Top 30%)4569(Top 203%)
20K12.43 mi3.11 mi5027+2214671+1904671+1904403(Top 17%)4109(Top 27%)4109(Top 182%)
Half13.11 mi0.68 mi5005+224652+194652+194690(Top 18%)4352(Top 29%)4352(Top 193%)
25K15.53 mi2.42 mi4895+1104550+1024550+1024484(Top 17%)4176(Top 28%)4176(Top 185%)
30K18.64 mi3.11 mi4736+1594412+1384412+1384276(Top 16%)3978(Top 26%)3978(Top 177%)
20M20.00 mi1.36 mi4674+624359+534359+534108(Top 15%)3798(Top 25%)3798(Top 169%)
21M21.00 mi1.00 mi4584+904272+874272+873526(Top 13%)3277(Top 22%)3277(Top 146%)
35K21.75 mi0.75 mi4529+554223+494223+493606(Top 14%)3340(Top 22%)3340(Top 148%)
23M23.00 mi1.25 mi4358+1714073+1504073+1502759(Top 10%)2585(Top 17%)2585(Top 115%)
24M24.00 mi1.00 mi4263+953988+853988+852416(Top 9%)2259(Top 15%)2259(Top 100%)
40K24.85 mi0.85 mi4159+1043893+953893+952765(Top 10%)2551(Top 17%)2551(Top 113%)
25.2M25.20 mi0.35 mi4123+363859+343859+342563(Top 10%)2376(Top 16%)2376(Top 106%)
Finish26.22 mi1.02 mi3946+1773694+1653694+1651452(Top 5%)1375(Top 9%)1375(Top 61%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4918

Males

4569

M45-49

4569

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5256

Males

4858

M45-49

4858

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4918

Males

4569

M45-49

4569

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4403

Males

4109

M45-49

4109

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4690

Males

4352

M45-49

4352

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4484

Males

4176

M45-49

4176

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4276

Males

3978

M45-49

3978

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4108

Males

3798

M45-49

3798

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3526

Males

3277

M45-49

3277

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3606

Males

3340

M45-49

3340

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2759

Males

2585

M45-49

2585

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2416

Males

2259

M45-49

2259

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2765

Males

2551

M45-49

2551

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2563

Males

2376

M45-49

2376

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1452

Males

1375

M45-49

1375

Passing Analysis

Category:
Athletes Passed
2084
Passed By
407
Net Change
+1677
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5623
5K → 10K292112+180#5623#5443
10K → 15K23742+195#5443#5248
15K → 20K24827+221#5248#5027
20K → Half3715+22#5027#5005
Half → 25K15747+110#5005#4895
25K → 30K21960+159#4895#4736
30K → 20M9735+62#4736#4674
20M → 21M10818+90#4674#4584
21M → 35K6914+55#4584#4529
35K → 23M1809+171#4529#4358
23M → 24M10510+95#4358#4263
24M → 40K1117+104#4263#4159
40K → 25.2M448+36#4159#4123
25.2M → Finish1803+177#4123#3946
TOTALS2084407+1677
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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