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BOSTON MARATHON 2023

Nathaniel Beach

Bib: 280•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 1%
Gender (Male)
#0 / 15176
Top 2%
Division (M18-39)
#0 / 5285
Top 6%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
17:35
Rank: #231
Start → 5K
17:35 | 5:40/mi
10K· 6.21 mi
35:10
Rank: #248 (-17)
5K → 10K
17:35 | 5:40/mi
15K· 9.32 mi
52:51
Rank: #240 (+8)
10K → 15K
17:41 | 5:42/mi
20K· 12.43 mi
1:10:40
Rank: #239 (+1)
15K → 20K
17:49 | 5:44/mi
Half· 13.11 mi
1:14:34
Rank: #245 (-6)
20K → Half
3:54 | 5:43/mi
25K· 15.53 mi
1:28:33
Rank: #241 (+4)
Half → 25K
13:59 | 5:46/mi
30K· 18.64 mi
1:47:11
Rank: #256 (-15)
25K → 30K
18:38 | 6:00/mi
20M
1:55:38
Rank: #275 (-19)
30K → 20M
8:27 | 6:13/mi
21M
2:02:44
Rank: #309 (-34)
20M → 21M
7:06 | 7:06/mi
35K· 21.75 mi
2:07:25
Rank: #318 (-9)
21M → 35K
4:41 | 6:16/mi
23M
2:15:16
Rank: #329 (-11)
35K → 23M
7:51 | 6:16/mi
24M
2:21:32
Rank: #343 (-14)
23M → 24M
6:16 | 6:16/mi
40K· 24.85 mi
2:27:15
Rank: #363 (-20)
24M → 40K
5:43 | 6:41/mi
25.2M
2:29:41
Rank: #373 (-10)
40K → 25.2M
2:26 | 7:03/mi
Finish· 26.22 mi
2:35:49
Rank: #375 (-2)
25.2M → Finish
6:08 | 6:01/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:14:34
Pace5:41 /mi
2nd Half
Distance13.11 mi
Time1:21:15
Pace6:12 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:4117:355:4017:35
5:40
-
10K
6.21 mi10:35:1635:105:4017:35
5:40
0:00
15K
9.32 mi10:52:5752:515:4017:41
5:42
+0:02
20K
12.43 mi11:10:461:10:405:4117:49
5:44
+0:02
Half
13.11 mi11:14:401:14:345:413:54
5:43
-0:01
25K
15.53 mi11:28:391:28:335:4213:59
5:46
+0:03
30K
18.64 mi11:47:171:47:115:4518:38
6:00
+0:14
20M
20.00 mi11:55:441:55:385:478:27
6:13
+0:13
21M
21.00 mi12:02:502:02:445:517:06
7:06
+0:53
35K
21.75 mi12:07:312:07:255:524:41
6:16
-0:50
23M
23.00 mi12:15:222:15:165:537:51
6:16
0:00
24M
24.00 mi12:21:382:21:325:546:16
6:16
0:00
40K
24.85 mi12:27:212:27:155:555:43
6:41
+0:25
25.2M
25.20 mi12:29:472:29:415:562:26
7:03
+0:22
Finish
26.22 mi12:35:552:35:495:576:08
6:01
-1:02

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

5:40 /mi

Average Pace

5:57 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:28:33

57% of race

Time at Steady Pace

33:13

21% of race

Time at Slower Pace

34:03

22% of race

Average Pace: 5:57 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:17:4117:355:4017:35
5:40
#231
10K
6.21 mi10:35:1635:105:4017:35
5:40
#248
15K
9.32 mi10:52:5752:515:4017:41
5:42
#240
20K
12.43 mi11:10:461:10:405:4117:49
5:44
#239
Half
13.11 mi11:14:401:14:345:413:54
5:43
#245
25K
15.53 mi11:28:391:28:335:4213:59
5:46
#241
30K
18.64 mi11:47:171:47:115:4518:38
6:00
#256
20M
20.00 mi11:55:441:55:385:478:27
6:13
#275
21M
21.00 mi12:02:502:02:445:517:06
7:06
#309
35K
21.75 mi12:07:312:07:255:524:41
6:16
#318
23M
23.00 mi12:15:222:15:165:537:51
6:16
#329
24M
24.00 mi12:21:382:21:325:546:16
6:16
#343
40K
24.85 mi12:27:212:27:155:555:43
6:41
#363
25.2M
25.20 mi12:29:472:29:415:562:26
7:03
#373
Finish
26.22 mi12:35:552:35:495:576:08
6:01
#375
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi231231231239(Top 0.9%)210(Top 1%)210(Top 4%)
10K6.21 mi3.10 mi248-17221+10221+10257(Top 1.0%)227(Top 1%)227(Top 4%)
15K9.32 mi3.11 mi240+8213+8213+8239(Top 0.9%)210(Top 1%)210(Top 4%)
20K12.43 mi3.11 mi239+1212+1212+1231(Top 0.9%)206(Top 1%)206(Top 4%)
Half13.11 mi0.68 mi245-6217-5217-5298(Top 1%)274(Top 2%)274(Top 5%)
25K15.53 mi2.42 mi241+4214+3214+3233(Top 0.9%)210(Top 1%)210(Top 4%)
30K18.64 mi3.11 mi256-15229-15229-15379(Top 1%)348(Top 2%)348(Top 7%)
20M20.00 mi1.36 mi275-19246-17246-17672(Top 3%)635(Top 4%)635(Top 12%)
21M21.00 mi1.00 mi309-34278-32278-322592(Top 10%)2438(Top 16%)2438(Top 46%)
35K21.75 mi0.75 mi318-9287-9287-91403(Top 5%)1329(Top 9%)1329(Top 25%)
23M23.00 mi1.25 mi329-11298-11298-11748(Top 3%)707(Top 5%)707(Top 13%)
24M24.00 mi1.00 mi343-14312-14312-141228(Top 5%)1162(Top 8%)1162(Top 22%)
40K24.85 mi0.85 mi363-20331-19331-192239(Top 8%)2077(Top 14%)2077(Top 39%)
25.2M25.20 mi0.35 mi373-10341-10341-101850(Top 7%)1733(Top 11%)1733(Top 33%)
Finish26.22 mi1.02 mi375-2343-2343-2750(Top 3%)717(Top 5%)717(Top 14%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.9%
×21stories
+97ft-345ft

Overall

239

Males

210

M18-39

210

5K→10K

3.1 - 6.2 mi

Top 1.0%
×5stories
+79ft-138ft

Overall

257

Males

227

M18-39

227

10K→15K

6.2 - 9.3 mi

Top 0.9%
×3stories
+67ft-78ft

Overall

239

Males

210

M18-39

210

15K→20K

9.3 - 12.4 mi

Top 0.9%
×5stories
+106ft-86ft

Overall

231

Males

206

M18-39

206

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

298

Males

274

M18-39

274

Half→25K

13.1 - 15.5 mi

Top 0.9%
×4stories
+66ft-88ft

Overall

233

Males

210

M18-39

210

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

379

Males

348

M18-39

348

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

672

Males

635

M18-39

635

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2592

Males

2438

M18-39

2438

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1403

Males

1329

M18-39

1329

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

748

Males

707

M18-39

707

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1228

Males

1162

M18-39

1162

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2239

Males

2077

M18-39

2077

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1850

Males

1733

M18-39

1733

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

750

Males

717

M18-39

717

Passing Analysis

Category:
Athletes Passed
84
Passed By
228
Net Change
-144
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#231
5K → 10K2037-17#231#248
10K → 15K146+8#248#240
15K → 20K98+1#240#239
20K → Half06-6#239#245
Half → 25K128+4#245#241
25K → 30K823-15#241#256
30K → 20M019-19#256#275
20M → 21M337-34#275#309
21M → 35K09-9#309#318
35K → 23M617-11#318#329
23M → 24M216-14#329#343
24M → 40K323-20#343#363
40K → 25.2M212-10#363#373
25.2M → Finish57-2#373#375
TOTALS84228-144
📊

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