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BOSTON MARATHON 2023

Corey Brown

Bib: 6072•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 5%
Division (M18-39)
#0 / 5285
Top 12%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:06
Rank: #2107
Start → 5K
20:06 | 6:28/mi
10K· 6.21 mi
38:58
Rank: #1452 (+655)
5K → 10K
18:52 | 6:04/mi
15K· 9.32 mi
57:27
Rank: #1110 (+342)
10K → 15K
18:29 | 5:57/mi
20K· 12.43 mi
1:15:51
Rank: #925 (+185)
15K → 20K
18:24 | 5:55/mi
Half· 13.11 mi
1:19:52
Rank: #888 (+37)
20K → Half
4:01 | 5:53/mi
25K· 15.53 mi
1:34:18
Rank: #781 (+107)
Half → 25K
14:26 | 5:57/mi
30K· 18.64 mi
1:53:17
Rank: #729 (+52)
25K → 30K
18:59 | 6:07/mi
20M
2:01:53
Rank: #733 (-4)
30K → 20M
8:36 | 6:20/mi
21M
2:09:14
Rank: #806 (-73)
20M → 21M
7:21 | 7:21/mi
35K· 21.75 mi
2:13:37
Rank: #788 (+18)
21M → 35K
4:23 | 5:52/mi
23M
2:21:25
Rank: #766 (+22)
35K → 23M
7:48 | 6:14/mi
24M
2:27:40
Rank: #768 (-2)
23M → 24M
6:15 | 6:15/mi
40K· 24.85 mi
2:33:24
Rank: #781 (-13)
24M → 40K
5:44 | 6:42/mi
25.2M
2:35:55
Rank: #794 (-13)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:42:20
Rank: #790 (+4)
25.2M → Finish
6:25 | 6:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:52
Pace6:06 /mi
2nd Half
Distance13.11 mi
Time1:22:28
Pace6:17 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:4120:066:2820:06
6:28
-
10K
6.21 mi10:42:3338:586:1618:52
6:04
-0:24
15K
9.32 mi11:01:0257:276:1018:29
5:57
-0:07
20K
12.43 mi11:19:261:15:516:0618:24
5:55
-0:02
Half
13.11 mi11:23:271:19:526:064:01
5:53
-0:02
25K
15.53 mi11:37:531:34:186:0414:26
5:57
+0:04
30K
18.64 mi11:56:521:53:176:0518:59
6:07
+0:10
20M
20.00 mi12:05:282:01:536:068:36
6:20
+0:13
21M
21.00 mi12:12:492:09:146:097:21
7:21
+1:01
35K
21.75 mi12:17:122:13:376:094:23
5:52
-1:29
23M
23.00 mi12:25:002:21:256:097:48
6:14
+0:22
24M
24.00 mi12:31:152:27:406:096:15
6:15
+0:01
40K
24.85 mi12:36:592:33:246:105:44
6:42
+0:27
25.2M
25.20 mi12:39:302:35:556:112:31
7:18
+0:36
Finish
26.22 mi12:45:552:42:206:126:25
6:18
-1:00

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

5:52 /mi

Average Pace

6:12 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

59:43

37% of race

Time at Steady Pace

1:06:55

41% of race

Time at Slower Pace

35:42

22% of race

Average Pace: 6:11 /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 mi10:23:4120:066:2820:06
6:28
#2107
10K
6.21 mi10:42:3338:586:1618:52
6:04
#1452
15K
9.32 mi11:01:0257:276:1018:29
5:57
#1110
20K
12.43 mi11:19:261:15:516:0618:24
5:55
#925
Half
13.11 mi11:23:271:19:526:064:01
5:53
#888
25K
15.53 mi11:37:531:34:186:0414:26
5:57
#781
30K
18.64 mi11:56:521:53:176:0518:59
6:07
#729
20M
20.00 mi12:05:282:01:536:068:36
6:20
#733
21M
21.00 mi12:12:492:09:146:097:21
7:21
#806
35K
21.75 mi12:17:122:13:376:094:23
5:52
#788
23M
23.00 mi12:25:002:21:256:097:48
6:14
#766
24M
24.00 mi12:31:152:27:406:096:15
6:15
#768
40K
24.85 mi12:36:592:33:246:105:44
6:42
#781
25.2M
25.20 mi12:39:302:35:556:112:31
7:18
#794
Finish
26.22 mi12:45:552:42:206:126:25
6:18
#790
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi210720102010606(Top 2%)563(Top 4%)563(Top 11%)
10K6.21 mi3.10 mi1452+6551384+6261384+626989(Top 4%)939(Top 6%)939(Top 18%)
15K9.32 mi3.11 mi1110+3421051+3331051+333606(Top 2%)563(Top 4%)563(Top 11%)
20K12.43 mi3.11 mi925+185876+175876+175450(Top 2%)414(Top 3%)414(Top 8%)
Half13.11 mi0.68 mi888+37840+36840+36542(Top 2%)504(Top 3%)504(Top 10%)
25K15.53 mi2.42 mi781+107736+104736+104480(Top 2%)444(Top 3%)444(Top 8%)
30K18.64 mi3.11 mi729+52687+49687+49527(Top 2%)494(Top 3%)494(Top 9%)
20M20.00 mi1.36 mi733-4691-4691-4930(Top 3%)887(Top 6%)887(Top 17%)
21M21.00 mi1.00 mi806-73762-71762-713833(Top 14%)3541(Top 23%)3541(Top 67%)
35K21.75 mi0.75 mi788+18745+17745+17455(Top 2%)421(Top 3%)421(Top 8%)
23M23.00 mi1.25 mi766+22723+22723+22670(Top 3%)632(Top 4%)632(Top 12%)
24M24.00 mi1.00 mi768-2725-2725-21170(Top 4%)1107(Top 7%)1107(Top 21%)
40K24.85 mi0.85 mi781-13738-13738-132336(Top 9%)2166(Top 14%)2166(Top 41%)
25.2M25.20 mi0.35 mi794-13750-12750-122835(Top 11%)2590(Top 17%)2590(Top 49%)
Finish26.22 mi1.02 mi790+4746+4746+41595(Top 6%)1500(Top 10%)1500(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

606

Males

563

M18-39

563

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

989

Males

939

M18-39

939

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

606

Males

563

M18-39

563

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

450

Males

414

M18-39

414

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

542

Males

504

M18-39

504

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

480

Males

444

M18-39

444

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

527

Males

494

M18-39

494

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

930

Males

887

M18-39

887

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3833

Males

3541

M18-39

3541

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

455

Males

421

M18-39

421

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

670

Males

632

M18-39

632

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1170

Males

1107

M18-39

1107

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2336

Males

2166

M18-39

2166

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2835

Males

2590

M18-39

2590

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1595

Males

1500

M18-39

1500

Passing Analysis

Category:
Athletes Passed
1472
Passed By
155
Net Change
+1317
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2107
5K → 10K6572+655#2107#1452
10K → 15K3420+342#1452#1110
15K → 20K1850+185#1110#925
20K → Half370+37#925#888
Half → 25K1070+107#888#781
25K → 30K553+52#781#729
30K → 20M1216-4#729#733
20M → 21M376-73#733#806
21M → 35K180+18#806#788
35K → 23M264+22#788#766
23M → 24M57-2#766#768
24M → 40K1124-13#768#781
40K → 25.2M215-13#781#794
25.2M → Finish128+4#794#790
TOTALS1472155+1317
📊

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