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BOSTON MARATHON 2023

Matthew Keehn

Bib: 5100•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 18%
Gender (Male)
#0 / 15176
Top 29%
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
20:37
Rank: #3139
Start → 5K
20:37 | 6:38/mi
10K· 6.21 mi
40:43
Rank: #2824 (+315)
5K → 10K
20:06 | 6:28/mi
15K· 9.32 mi
1:01:05
Rank: #2850 (-26)
10K → 15K
20:22 | 6:33/mi
20K· 12.43 mi
1:22:37
Rank: #3436 (-586)
15K → 20K
21:32 | 6:56/mi
Half· 13.11 mi
1:27:14
Rank: #3495 (-59)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:44:09
Rank: #3819 (-324)
Half → 25K
16:55 | 6:59/mi
30K· 18.64 mi
2:06:48
Rank: #4331 (-512)
25K → 30K
22:39 | 7:17/mi
20M
2:16:27
Rank: #4346 (-15)
30K → 20M
9:39 | 7:06/mi
21M
2:24:14
Rank: #4480 (-134)
20M → 21M
7:47 | 7:47/mi
35K· 21.75 mi
2:29:32
Rank: #4543 (-63)
21M → 35K
5:18 | 7:05/mi
23M
2:38:53
Rank: #4647 (-104)
35K → 23M
9:21 | 7:28/mi
24M
2:46:10
Rank: #4698 (-51)
23M → 24M
7:17 | 7:17/mi
40K· 24.85 mi
2:52:28
Rank: #4709 (-11)
24M → 40K
6:18 | 7:22/mi
25.2M
2:55:11
Rank: #4700 (+9)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
3:02:16
Rank: #4676 (+24)
25.2M → Finish
7:05 | 6:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:14
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:35:02
Pace7:15 /mi
📊Positive Split: 8.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:4820:376:3820:37
6:38
-
10K
6.21 mi10:43:5440:436:3320:06
6:28
-0:10
15K
9.32 mi11:04:161:01:056:3320:22
6:33
+0:05
20K
12.43 mi11:25:481:22:376:3921:32
6:56
+0:23
Half
13.11 mi11:30:251:27:146:394:37
6:46
-0:10
25K
15.53 mi11:47:201:44:096:4216:55
6:59
+0:13
30K
18.64 mi12:09:592:06:486:4822:39
7:17
+0:18
20M
20.00 mi12:19:382:16:276:499:39
7:06
-0:11
21M
21.00 mi12:27:252:24:146:527:47
7:47
+0:41
35K
21.75 mi12:32:432:29:326:535:18
7:05
-0:42
23M
23.00 mi12:42:042:38:536:549:21
7:28
+0:23
24M
24.00 mi12:49:212:46:106:557:17
7:17
-0:11
40K
24.85 mi12:55:392:52:286:566:18
7:22
+0:05
25.2M
25.20 mi12:58:222:55:116:572:43
7:53
+0:31
Finish
26.22 mi13:05:273:02:166:577:05
6:57
-0:56

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

6:28 /mi

Average Pace

6:57 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:05:42

36% of race

Time at Steady Pace

1:30:25

50% of race

Time at Slower Pace

26:09

14% of race

Average Pace: 6:57 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:23:4820:376:3820:37
6:38
#3139
10K
6.21 mi10:43:5440:436:3320:06
6:28
#2824
15K
9.32 mi11:04:161:01:056:3320:22
6:33
#2850
20K
12.43 mi11:25:481:22:376:3921:32
6:56
#3436
Half
13.11 mi11:30:251:27:146:394:37
6:46
#3495
25K
15.53 mi11:47:201:44:096:4216:55
6:59
#3819
30K
18.64 mi12:09:592:06:486:4822:39
7:17
#4331
20M
20.00 mi12:19:382:16:276:499:39
7:06
#4346
21M
21.00 mi12:27:252:24:146:527:47
7:47
#4480
35K
21.75 mi12:32:432:29:326:535:18
7:05
#4543
23M
23.00 mi12:42:042:38:536:549:21
7:28
#4647
24M
24.00 mi12:49:212:46:106:557:17
7:17
#4698
40K
24.85 mi12:55:392:52:286:566:18
7:22
#4709
25.2M
25.20 mi12:58:222:55:116:572:43
7:53
#4700
Finish
26.22 mi13:05:273:02:166:577:05
6:57
#4676
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3139296729672973(Top 11%)2839(Top 19%)2839(Top 54%)
10K6.21 mi3.10 mi2824+3152693+2742693+2742623(Top 10%)2509(Top 17%)2509(Top 47%)
15K9.32 mi3.11 mi2850-262721-282721-282973(Top 11%)2839(Top 19%)2839(Top 54%)
20K12.43 mi3.11 mi3436-5863257-5363257-5365541(Top 21%)5096(Top 34%)5096(Top 96%)
Half13.11 mi0.68 mi3495-593310-533310-534960(Top 19%)4592(Top 30%)4592(Top 87%)
25K15.53 mi2.42 mi3819-3243606-2963606-2965427(Top 20%)4998(Top 33%)4998(Top 95%)
30K18.64 mi3.11 mi4331-5124058-4524058-4525957(Top 22%)5340(Top 35%)5340(Top 101%)
20M20.00 mi1.36 mi4346-154064-64064-64624(Top 17%)4243(Top 28%)4243(Top 80%)
21M21.00 mi1.00 mi4480-1344181-1174181-1176061(Top 23%)5230(Top 34%)5230(Top 99%)
35K21.75 mi0.75 mi4543-634235-544235-545769(Top 22%)5059(Top 33%)5059(Top 96%)
23M23.00 mi1.25 mi4647-1044321-864321-866217(Top 23%)5319(Top 35%)5319(Top 101%)
24M24.00 mi1.00 mi4698-514366-454366-456220(Top 23%)5217(Top 34%)5217(Top 99%)
40K24.85 mi0.85 mi4709-114367-14367-15840(Top 22%)4906(Top 32%)4906(Top 93%)
25.2M25.20 mi0.35 mi4700+94358+94358+95726(Top 22%)4746(Top 31%)4746(Top 90%)
Finish26.22 mi1.02 mi4676+244326+324326+324909(Top 18%)4206(Top 28%)4206(Top 80%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

2973

Males

2839

M18-39

2839

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2623

Males

2509

M18-39

2509

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

2973

Males

2839

M18-39

2839

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5541

Males

5096

M18-39

5096

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

4960

Males

4592

M18-39

4592

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5427

Males

4998

M18-39

4998

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5957

Males

5340

M18-39

5340

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4624

Males

4243

M18-39

4243

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6061

Males

5230

M18-39

5230

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

5769

Males

5059

M18-39

5059

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6217

Males

5319

M18-39

5319

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6220

Males

5217

M18-39

5217

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5840

Males

4906

M18-39

4906

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5726

Males

4746

M18-39

4746

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4909

Males

4206

M18-39

4206

Passing Analysis

Category:
Athletes Passed
814
Passed By
2351
Net Change
-1537
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3139
5K → 10K36348+315#3139#2824
10K → 15K83109-26#2824#2850
15K → 20K5591-586#2850#3436
20K → Half564-59#3436#3495
Half → 25K26350-324#3495#3819
25K → 30K25537-512#3819#4331
30K → 20M5570-15#4331#4346
20M → 21M28162-134#4346#4480
21M → 35K2689-63#4480#4543
35K → 23M40144-104#4543#4647
23M → 24M3687-51#4647#4698
24M → 40K3445-11#4698#4709
40K → 25.2M2314+9#4709#4700
25.2M → Finish6541+24#4700#4676
TOTALS8142351-1537
📊

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