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BOSTON MARATHON 2023

Nicholas Gray

Bib: 29911•M

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:57
Rank: #20416
Start → 5K
27:57 | 9:00/mi
10K· 6.21 mi
54:24
Rank: #19427 (+989)
5K → 10K
26:27 | 8:31/mi
15K· 9.32 mi
1:22:38
Rank: #19944 (-517)
10K → 15K
28:14 | 9:05/mi
20K· 12.43 mi
1:48:40
Rank: #19030 (+914)
15K → 20K
26:02 | 8:23/mi
Half· 13.11 mi
1:54:15
Rank: #18877 (+153)
20K → Half
5:35 | 8:11/mi
25K· 15.53 mi
2:14:12
Rank: #18192 (+685)
Half → 25K
19:57 | 8:14/mi
30K· 18.64 mi
2:40:49
Rank: #17524 (+668)
25K → 30K
26:37 | 8:34/mi
20M
2:52:21
Rank: #17233 (+291)
30K → 20M
11:32 | 8:29/mi
21M
3:01:14
Rank: #16968 (+265)
20M → 21M
8:53 | 8:53/mi
35K· 21.75 mi
3:07:34
Rank: #16899 (+69)
21M → 35K
6:20 | 8:28/mi
23M
3:18:13
Rank: #16679 (+220)
35K → 23M
10:39 | 8:30/mi
24M
3:26:20
Rank: #16493 (+186)
23M → 24M
8:07 | 8:07/mi
40K· 24.85 mi
3:33:05
Rank: #16218 (+275)
24M → 40K
6:45 | 7:54/mi
25.2M
3:36:01
Rank: #16118 (+100)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:43:34
Rank: #15821 (+297)
25.2M → Finish
7:33 | 7:25/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:54:15
Pace8:43 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:49:19
Pace8:20 /mi
📊Negative Split: 4.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:5027:579:0027:57
9:00
-
10K
6.21 mi12:12:1754:248:4526:27
8:31
-0:29
15K
9.32 mi12:40:311:22:388:5228:14
9:05
+0:34
20K
12.43 mi13:06:331:48:408:4526:02
8:23
-0:42
Half
13.11 mi13:12:081:54:158:435:35
8:11
-0:12
25K
15.53 mi13:32:052:14:128:3819:57
8:14
+0:03
30K
18.64 mi13:58:422:40:498:3826:37
8:34
+0:20
20M
20.00 mi14:10:142:52:218:3711:32
8:29
-0:05
21M
21.00 mi14:19:073:01:148:388:53
8:53
+0:24
35K
21.75 mi14:25:273:07:348:376:20
8:28
-0:25
23M
23.00 mi14:36:063:18:138:3710:39
8:30
+0:02
24M
24.00 mi14:44:133:26:208:368:07
8:07
-0:23
40K
24.85 mi14:50:583:33:058:346:45
7:54
-0:13
25.2M
25.20 mi14:53:543:36:018:342:56
8:30
+0:36
Finish
26.22 mi15:01:273:43:348:327:33
7:25
-1:05

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

7:25 /mi

Average Pace

8:32 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

47:57

21% of race

Time at Steady Pace

1:50:33

49% of race

Time at Slower Pace

1:05:04

29% of race

Average Pace: 8:32 /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 mi11:45:5027:579:0027:57
9:00
#20416
10K
6.21 mi12:12:1754:248:4526:27
8:31
#19427
15K
9.32 mi12:40:311:22:388:5228:14
9:05
#19944
20K
12.43 mi13:06:331:48:408:4526:02
8:23
#19030
Half
13.11 mi13:12:081:54:158:435:35
8:11
#18877
25K
15.53 mi13:32:052:14:128:3819:57
8:14
#18192
30K
18.64 mi13:58:422:40:498:3826:37
8:34
#17524
20M
20.00 mi14:10:142:52:218:3711:32
8:29
#17233
21M
21.00 mi14:19:073:01:148:388:53
8:53
#16968
35K
21.75 mi14:25:273:07:348:376:20
8:28
#16899
23M
23.00 mi14:36:063:18:138:3710:39
8:30
#16679
24M
24.00 mi14:44:133:26:208:368:07
8:07
#16493
40K
24.85 mi14:50:583:33:058:346:45
7:54
#16218
25.2M
25.20 mi14:53:543:36:018:342:56
8:30
#16118
Finish
26.22 mi15:01:273:43:348:327:33
7:25
#15821
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20416123301233020889(Top 78%)12686(Top 84%)12686(Top 240%)
10K6.21 mi3.10 mi19427+98911990+34011990+34018326(Top 69%)11629(Top 77%)11629(Top 220%)
15K9.32 mi3.11 mi19944-51712220-23012220-23020889(Top 78%)12686(Top 84%)12686(Top 240%)
20K12.43 mi3.11 mi19030+91411869+35111869+35116107(Top 61%)10673(Top 70%)10673(Top 202%)
Half13.11 mi0.68 mi18877+15311807+6211807+6215632(Top 59%)10540(Top 69%)10540(Top 199%)
25K15.53 mi2.42 mi18192+68511524+28311524+28314434(Top 54%)9949(Top 66%)9949(Top 188%)
30K18.64 mi3.11 mi17524+66811233+29111233+29114721(Top 55%)9944(Top 66%)9944(Top 188%)
20M20.00 mi1.36 mi17233+29111093+14011093+14013549(Top 51%)9391(Top 62%)9391(Top 178%)
21M21.00 mi1.00 mi16968+26510975+11810975+11812752(Top 48%)8927(Top 59%)8927(Top 169%)
35K21.75 mi0.75 mi16899+6910947+2810947+2815083(Top 57%)9909(Top 65%)9909(Top 187%)
23M23.00 mi1.25 mi16679+22010821+12610821+12613261(Top 50%)9032(Top 60%)9032(Top 171%)
24M24.00 mi1.00 mi16493+18610728+9310728+9312041(Top 45%)8426(Top 56%)8426(Top 159%)
40K24.85 mi0.85 mi16218+27510593+13510593+1359318(Top 35%)7004(Top 46%)7004(Top 133%)
25.2M25.20 mi0.35 mi16118+10010556+3710556+379571(Top 36%)7097(Top 47%)7097(Top 134%)
Finish26.22 mi1.02 mi15821+29710411+14510411+1457857(Top 30%)6092(Top 40%)6092(Top 115%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

20889

Males

12686

M18-39

12686

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

18326

Males

11629

M18-39

11629

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

20889

Males

12686

M18-39

12686

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

16107

Males

10673

M18-39

10673

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

15632

Males

10540

M18-39

10540

Half→25K

13.1 - 15.5 mi

Top 54%
×4stories
+66ft-88ft

Overall

14434

Males

9949

M18-39

9949

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

14721

Males

9944

M18-39

9944

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

13549

Males

9391

M18-39

9391

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12752

Males

8927

M18-39

8927

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

15083

Males

9909

M18-39

9909

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

13261

Males

9032

M18-39

9032

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

12041

Males

8426

M18-39

8426

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9318

Males

7004

M18-39

7004

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9571

Males

7097

M18-39

7097

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

7857

Males

6092

M18-39

6092

Passing Analysis

Category:
Athletes Passed
5261
Passed By
666
Net Change
+4595
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20416
5K → 10K105162+989#20416#19427
10K → 15K49566-517#19427#19944
15K → 20K9140+914#19944#19030
20K → Half1530+153#19030#18877
Half → 25K6850+685#18877#18192
25K → 30K6724+668#18192#17524
30K → 20M2921+291#17524#17233
20M → 21M2672+265#17233#16968
21M → 35K8213+69#16968#16899
35K → 23M23414+220#16899#16679
23M → 24M1893+186#16679#16493
24M → 40K2750+275#16493#16218
40K → 25.2M1000+100#16218#16118
25.2M → Finish2981+297#16118#15821
TOTALS5261666+4595
📊

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