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BOSTON MARATHON 2023

Ryan Korn

Bib: 8003•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 21%
Masters (Masters Men)
#0 / 9891
Top 9%
Division (M40-44)
#0 / 2241
Top 23%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:29
Rank: #2818
Start → 5K
20:29 | 6:36/mi
10K· 6.21 mi
41:20
Rank: #3551 (-733)
5K → 10K
20:51 | 6:43/mi
15K· 9.32 mi
1:02:15
Rank: #3797 (-246)
10K → 15K
20:55 | 6:44/mi
20K· 12.43 mi
1:23:24
Rank: #3974 (-177)
15K → 20K
21:09 | 6:48/mi
Half· 13.11 mi
1:27:59
Rank: #3995 (-21)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:44:36
Rank: #4076 (-81)
Half → 25K
16:37 | 6:51/mi
30K· 18.64 mi
2:06:09
Rank: #4009 (+67)
25K → 30K
21:33 | 6:56/mi
20M
2:15:30
Rank: #3915 (+94)
30K → 20M
9:21 | 6:53/mi
21M
2:22:44
Rank: #3828 (+87)
20M → 21M
7:14 | 7:14/mi
35K· 21.75 mi
2:27:42
Rank: #3794 (+34)
21M → 35K
4:58 | 6:38/mi
23M
2:36:18
Rank: #3701 (+93)
35K → 23M
8:36 | 6:52/mi
24M
2:42:53
Rank: #3606 (+95)
23M → 24M
6:35 | 6:35/mi
40K· 24.85 mi
2:48:40
Rank: #3525 (+81)
24M → 40K
5:47 | 6:46/mi
25.2M
2:51:12
Rank: #3510 (+15)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
2:57:55
Rank: #3457 (+53)
25.2M → Finish
6:43 | 6:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:59
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:29:56
Pace6:52 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:3120:296:3620:29
6:36
-
10K
6.21 mi11:06:2241:206:3920:51
6:43
+0:07
15K
9.32 mi11:27:171:02:156:4120:55
6:44
+0:01
20K
12.43 mi11:48:261:23:246:4321:09
6:48
+0:04
Half
13.11 mi11:53:011:27:596:434:35
6:43
-0:05
25K
15.53 mi12:09:381:44:366:4416:37
6:51
+0:08
30K
18.64 mi12:31:112:06:096:4621:33
6:56
+0:05
20M
20.00 mi12:40:322:15:306:469:21
6:53
-0:03
21M
21.00 mi12:47:462:22:446:487:14
7:14
+0:21
35K
21.75 mi12:52:442:27:426:474:58
6:38
-0:36
23M
23.00 mi13:01:202:36:186:488:36
6:52
+0:14
24M
24.00 mi13:07:552:42:536:476:35
6:35
-0:17
40K
24.85 mi13:13:422:48:406:475:47
6:46
+0:11
25.2M
25.20 mi13:16:142:51:126:482:32
7:21
+0:35
Finish
26.22 mi13:22:572:57:556:476:43
6:35
-0:46

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

6:35 /mi

Average Pace

6:47 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:23

99% of race

Time at Steady Pace

2:32

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:45:3120:296:3620:29
6:36
#2818
10K
6.21 mi11:06:2241:206:3920:51
6:43
#3551
15K
9.32 mi11:27:171:02:156:4120:55
6:44
#3797
20K
12.43 mi11:48:261:23:246:4321:09
6:48
#3974
Half
13.11 mi11:53:011:27:596:434:35
6:43
#3995
25K
15.53 mi12:09:381:44:366:4416:37
6:51
#4076
30K
18.64 mi12:31:112:06:096:4621:33
6:56
#4009
20M
20.00 mi12:40:322:15:306:469:21
6:53
#3915
21M
21.00 mi12:47:462:22:446:487:14
7:14
#3828
35K
21.75 mi12:52:442:27:426:474:58
6:38
#3794
23M
23.00 mi13:01:202:36:186:488:36
6:52
#3701
24M
24.00 mi13:07:552:42:536:476:35
6:35
#3606
40K
24.85 mi13:13:422:48:406:475:47
6:46
#3525
25.2M
25.20 mi13:16:142:51:126:482:32
7:21
#3510
Finish
26.22 mi13:22:572:57:556:476:43
6:35
#3457
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2818268126814433(Top 17%)4142(Top 27%)4142(Top 185%)
10K6.21 mi3.10 mi3551-7333352-6713352-6714425(Top 17%)4136(Top 27%)4136(Top 185%)
15K9.32 mi3.11 mi3797-2463581-2293581-2294433(Top 17%)4142(Top 27%)4142(Top 185%)
20K12.43 mi3.11 mi3974-1773740-1593740-1594485(Top 17%)4181(Top 28%)4181(Top 187%)
Half13.11 mi0.68 mi3995-213755-153755-154438(Top 17%)4130(Top 27%)4130(Top 184%)
25K15.53 mi2.42 mi4076-813829-743829-744590(Top 17%)4269(Top 28%)4269(Top 190%)
30K18.64 mi3.11 mi4009+673773+563773+563899(Top 15%)3648(Top 24%)3648(Top 163%)
20M20.00 mi1.36 mi3915+943687+863687+863295(Top 12%)3084(Top 20%)3084(Top 138%)
21M21.00 mi1.00 mi3828+873605+823605+823278(Top 12%)3058(Top 20%)3058(Top 136%)
35K21.75 mi0.75 mi3794+343572+333572+333221(Top 12%)3006(Top 20%)3006(Top 134%)
23M23.00 mi1.25 mi3701+933488+843488+843049(Top 11%)2844(Top 19%)2844(Top 127%)
24M24.00 mi1.00 mi3606+953402+863402+862490(Top 9%)2326(Top 15%)2326(Top 104%)
40K24.85 mi0.85 mi3525+813328+743328+742653(Top 10%)2452(Top 16%)2452(Top 109%)
25.2M25.20 mi0.35 mi3510+153313+153313+153143(Top 12%)2866(Top 19%)2866(Top 128%)
Finish26.22 mi1.02 mi3457+533258+553258+552941(Top 11%)2666(Top 18%)2666(Top 119%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4433

Males

4142

M40-44

4142

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4425

Males

4136

M40-44

4136

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4433

Males

4142

M40-44

4142

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4485

Males

4181

M40-44

4181

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4438

Males

4130

M40-44

4130

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4590

Males

4269

M40-44

4269

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3899

Males

3648

M40-44

3648

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3295

Males

3084

M40-44

3084

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3278

Males

3058

M40-44

3058

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3221

Males

3006

M40-44

3006

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3049

Males

2844

M40-44

2844

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2490

Males

2326

M40-44

2326

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2653

Males

2452

M40-44

2452

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3143

Males

2866

M40-44

2866

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2941

Males

2666

M40-44

2666

Passing Analysis

Category:
Athletes Passed
1009
Passed By
1648
Net Change
-639
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2818
5K → 10K18751-733#2818#3551
10K → 15K47293-246#3551#3797
15K → 20K58235-177#3797#3974
20K → Half1132-21#3974#3995
Half → 25K54135-81#3995#4076
25K → 30K14881+67#4076#4009
30K → 20M11016+94#4009#3915
20M → 21M11326+87#3915#3828
21M → 35K4915+34#3828#3794
35K → 23M11219+93#3794#3701
23M → 24M1016+95#3701#3606
24M → 40K876+81#3606#3525
40K → 25.2M2510+15#3525#3510
25.2M → Finish7623+53#3510#3457
TOTALS10091648-639
📊

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