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BOSTON MARATHON 2023

Nathan Doig

Bib: 1436•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 3%
Division (M18-39)
#0 / 5285
Top 8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:26
Rank: #1268
Start → 5K
19:26 | 6:15/mi
10K· 6.21 mi
38:19
Rank: #1124 (+144)
5K → 10K
18:53 | 6:05/mi
15K· 9.32 mi
57:07
Rank: #1030 (+94)
10K → 15K
18:48 | 6:03/mi
20K· 12.43 mi
1:15:55
Rank: #931 (+99)
15K → 20K
18:48 | 6:03/mi
Half· 13.11 mi
1:20:01
Rank: #925 (+6)
20K → Half
4:06 | 6:01/mi
25K· 15.53 mi
1:34:24
Rank: #798 (+127)
Half → 25K
14:23 | 5:56/mi
30K· 18.64 mi
1:52:56
Rank: #688 (+110)
25K → 30K
18:32 | 5:58/mi
20M
2:01:00
Rank: #643 (+45)
30K → 20M
8:04 | 5:56/mi
21M
2:07:08
Rank: #602 (+41)
20M → 21M
6:08 | 6:08/mi
35K· 21.75 mi
2:11:32
Rank: #590 (+12)
21M → 35K
4:24 | 5:53/mi
23M
2:18:55
Rank: #554 (+36)
35K → 23M
7:23 | 5:54/mi
24M
2:24:49
Rank: #539 (+15)
23M → 24M
5:54 | 5:54/mi
40K· 24.85 mi
2:29:53
Rank: #519 (+20)
24M → 40K
5:04 | 5:56/mi
25.2M
2:32:10
Rank: #516 (+3)
40K → 25.2M
2:17 | 6:37/mi
Finish· 26.22 mi
2:38:25
Rank: #524 (-8)
25.2M → Finish
6:15 | 6:08/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:20:01
Pace6:06 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:18:24
Pace5:59 /mi
📊Negative Split: 2.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:5419:266:1519:26
6:15
-
10K
6.21 mi10:38:4738:196:1018:53
6:05
-0:10
15K
9.32 mi10:57:3557:076:0818:48
6:03
-0:02
20K
12.43 mi11:16:231:15:556:0718:48
6:03
0:00
Half
13.11 mi11:20:291:20:016:064:06
6:01
-0:02
25K
15.53 mi11:34:521:34:246:0514:23
5:56
-0:05
30K
18.64 mi11:53:241:52:566:0318:32
5:58
+0:02
20M
20.00 mi12:01:282:01:006:038:04
5:56
-0:02
21M
21.00 mi12:07:362:07:086:036:08
6:08
+0:12
35K
21.75 mi12:12:002:11:326:034:24
5:53
-0:15
23M
23.00 mi12:19:232:18:556:027:23
5:54
+0:01
24M
24.00 mi12:25:172:24:496:025:54
5:54
0:00
40K
24.85 mi12:30:212:29:536:025:04
5:56
+0:02
25.2M
25.20 mi12:32:382:32:106:022:17
6:37
+0:41
Finish
26.22 mi12:38:532:38:256:036:15
6:08
-0:29

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

5:53 /mi

Average Pace

6:03 /mi

Slowest Pace

6:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:36:08

99% of race

Time at Steady Pace

2:17

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:03 /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 mi10:19:5419:266:1519:26
6:15
#1268
10K
6.21 mi10:38:4738:196:1018:53
6:05
#1124
15K
9.32 mi10:57:3557:076:0818:48
6:03
#1030
20K
12.43 mi11:16:231:15:556:0718:48
6:03
#931
Half
13.11 mi11:20:291:20:016:064:06
6:01
#925
25K
15.53 mi11:34:521:34:246:0514:23
5:56
#798
30K
18.64 mi11:53:241:52:566:0318:32
5:58
#688
20M
20.00 mi12:01:282:01:006:038:04
5:56
#643
21M
21.00 mi12:07:362:07:086:036:08
6:08
#602
35K
21.75 mi12:12:002:11:326:034:24
5:53
#590
23M
23.00 mi12:19:232:18:556:027:23
5:54
#554
24M
24.00 mi12:25:172:24:496:025:54
5:54
#539
40K
24.85 mi12:30:212:29:536:025:04
5:56
#519
25.2M
25.20 mi12:32:382:32:106:022:17
6:37
#516
Finish
26.22 mi12:38:532:38:256:036:15
6:08
#524
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi126812021202823(Top 3%)777(Top 5%)777(Top 15%)
10K6.21 mi3.10 mi1124+1441062+1401062+140996(Top 4%)946(Top 6%)946(Top 18%)
15K9.32 mi3.11 mi1030+94977+85977+85823(Top 3%)777(Top 5%)777(Top 15%)
20K12.43 mi3.11 mi931+99882+95882+95654(Top 2%)612(Top 4%)612(Top 12%)
Half13.11 mi0.68 mi925+6876+6876+6758(Top 3%)717(Top 5%)717(Top 14%)
25K15.53 mi2.42 mi798+127753+123753+123441(Top 2%)408(Top 3%)408(Top 8%)
30K18.64 mi3.11 mi688+110646+107646+107346(Top 1%)319(Top 2%)319(Top 6%)
20M20.00 mi1.36 mi643+45602+44602+44284(Top 1%)259(Top 2%)259(Top 5%)
21M21.00 mi1.00 mi602+41562+40562+40190(Top 0.7%)169(Top 1%)169(Top 3%)
35K21.75 mi0.75 mi590+12550+12550+12481(Top 2%)446(Top 3%)446(Top 8%)
23M23.00 mi1.25 mi554+36516+34516+34213(Top 0.8%)189(Top 1%)189(Top 4%)
24M24.00 mi1.00 mi539+15501+15501+15387(Top 1%)361(Top 2%)361(Top 7%)
40K24.85 mi0.85 mi519+20482+19482+19258(Top 1.0%)235(Top 2%)235(Top 4%)
25.2M25.20 mi0.35 mi516+3479+3479+3675(Top 3%)640(Top 4%)640(Top 12%)
Finish26.22 mi1.02 mi524-8488-9488-91067(Top 4%)1016(Top 7%)1016(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

823

Males

777

M18-39

777

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

996

Males

946

M18-39

946

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

823

Males

777

M18-39

777

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

654

Males

612

M18-39

612

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

758

Males

717

M18-39

717

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

441

Males

408

M18-39

408

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

346

Males

319

M18-39

319

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

284

Males

259

M18-39

259

20M→21M

20.0 - 21.0 mi

Top 0.7%
×8stories
+106ft-24ft

Overall

190

Males

169

M18-39

169

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

481

Males

446

M18-39

446

35K→23M

21.8 - 23.0 mi

Top 0.8%
×5stories
+23ft-63ft

Overall

213

Males

189

M18-39

189

23M→24M

23.0 - 24.0 mi

Top 1%
×6stories
+12ft-82ft

Overall

387

Males

361

M18-39

361

24M→40K

24.0 - 24.9 mi

Top 1.0%
×1story
+6ft-20ft

Overall

258

Males

235

M18-39

235

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

675

Males

640

M18-39

640

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1067

Males

1016

M18-39

1016

Passing Analysis

Category:
Athletes Passed
788
Passed By
44
Net Change
+744
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1268
5K → 10K15915+144#1268#1124
10K → 15K973+94#1124#1030
15K → 20K1012+99#1030#931
20K → Half71+6#931#925
Half → 25K1270+127#925#798
25K → 30K1100+110#798#688
30K → 20M450+45#688#643
20M → 21M410+41#643#602
21M → 35K131+12#602#590
35K → 23M360+36#590#554
23M → 24M161+15#554#539
24M → 40K222+20#539#519
40K → 25.2M41+3#519#516
25.2M → Finish1018-8#516#524
TOTALS78844+744
📊

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