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BOSTON MARATHON 2023

Casey Rayburg

Bib: 4485•M

MD

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 19%
Masters (Masters Men)
#0 / 9891
Top 7%
Division (M40-44)
#0 / 2241
Top 19%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:06
Rank: #4583
Start → 5K
21:06 | 6:47/mi
10K· 6.21 mi
41:36
Rank: #3914 (+669)
5K → 10K
20:30 | 6:36/mi
15K· 9.32 mi
1:02:05
Rank: #3636 (+278)
10K → 15K
20:29 | 6:36/mi
20K· 12.43 mi
1:22:45
Rank: #3519 (+117)
15K → 20K
20:40 | 6:39/mi
Half· 13.11 mi
1:27:13
Rank: #3482 (+37)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:43:10
Rank: #3290 (+192)
Half → 25K
15:57 | 6:35/mi
30K· 18.64 mi
2:04:14
Rank: #3153 (+137)
25K → 30K
21:04 | 6:47/mi
20M
2:13:39
Rank: #3165 (-12)
30K → 20M
9:25 | 6:56/mi
21M
2:20:53
Rank: #3146 (+19)
20M → 21M
7:14 | 7:14/mi
35K· 21.75 mi
2:25:48
Rank: #3116 (+30)
21M → 35K
4:55 | 6:34/mi
23M
2:34:20
Rank: #3061 (+55)
35K → 23M
8:32 | 6:49/mi
24M
2:41:04
Rank: #3050 (+11)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
2:46:53
Rank: #3006 (+44)
24M → 40K
5:49 | 6:48/mi
25.2M
2:49:27
Rank: #3009 (-3)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
2:56:19
Rank: #3005 (+4)
25.2M → Finish
6:52 | 6:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:13
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:29:06
Pace6:48 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5521:066:4721:06
6:47
-
10K
6.21 mi10:43:2541:366:4220:30
6:36
-0:11
15K
9.32 mi11:03:541:02:056:4020:29
6:36
0:00
20K
12.43 mi11:24:341:22:456:4020:40
6:39
+0:03
Half
13.11 mi11:29:021:27:136:394:28
6:33
-0:06
25K
15.53 mi11:44:591:43:106:3815:57
6:35
+0:02
30K
18.64 mi12:06:032:04:146:4021:04
6:47
+0:12
20M
20.00 mi12:15:282:13:396:419:25
6:56
+0:09
21M
21.00 mi12:22:422:20:536:437:14
7:14
+0:18
35K
21.75 mi12:27:372:25:486:424:55
6:34
-0:40
23M
23.00 mi12:36:092:34:206:438:32
6:49
+0:15
24M
24.00 mi12:42:532:41:046:436:44
6:44
-0:05
40K
24.85 mi12:48:422:46:536:435:49
6:48
+0:04
25.2M
25.20 mi12:51:162:49:276:432:34
7:27
+0:39
Finish
26.22 mi12:58:082:56:196:446:52
6:44
-0:43

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

6:33 /mi

Average Pace

6:44 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:31

94% of race

Time at Steady Pace

9:48

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:43 /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 mi10:22:5521:066:4721:06
6:47
#4583
10K
6.21 mi10:43:2541:366:4220:30
6:36
#3914
15K
9.32 mi11:03:541:02:056:4020:29
6:36
#3636
20K
12.43 mi11:24:341:22:456:4020:40
6:39
#3519
Half
13.11 mi11:29:021:27:136:394:28
6:33
#3482
25K
15.53 mi11:44:591:43:106:3815:57
6:35
#3290
30K
18.64 mi12:06:032:04:146:4021:04
6:47
#3153
20M
20.00 mi12:15:282:13:396:419:25
6:56
#3165
21M
21.00 mi12:22:422:20:536:437:14
7:14
#3146
35K
21.75 mi12:27:372:25:486:424:55
6:34
#3116
23M
23.00 mi12:36:092:34:206:438:32
6:49
#3061
24M
24.00 mi12:42:532:41:046:436:44
6:44
#3050
40K
24.85 mi12:48:422:46:536:435:49
6:48
#3006
25.2M
25.20 mi12:51:162:49:276:432:34
7:27
#3009
Finish
26.22 mi12:58:082:56:196:446:52
6:44
#3005
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4583427142713230(Top 12%)3071(Top 20%)3071(Top 137%)
10K6.21 mi3.10 mi3914+6693684+5873684+5873479(Top 13%)3295(Top 22%)3295(Top 147%)
15K9.32 mi3.11 mi3636+2783434+2503434+2503230(Top 12%)3071(Top 20%)3071(Top 137%)
20K12.43 mi3.11 mi3519+1173333+1013333+1013193(Top 12%)3034(Top 20%)3034(Top 135%)
Half13.11 mi0.68 mi3482+373298+353298+353072(Top 12%)2937(Top 19%)2937(Top 131%)
25K15.53 mi2.42 mi3290+1923133+1653133+1652588(Top 10%)2477(Top 16%)2477(Top 111%)
30K18.64 mi3.11 mi3153+1373004+1293004+1292858(Top 11%)2708(Top 18%)2708(Top 121%)
20M20.00 mi1.36 mi3165-123009-53009-53572(Top 13%)3331(Top 22%)3331(Top 149%)
21M21.00 mi1.00 mi3146+192986+232986+233270(Top 12%)3050(Top 20%)3050(Top 136%)
35K21.75 mi0.75 mi3116+302957+292957+292834(Top 11%)2661(Top 18%)2661(Top 119%)
23M23.00 mi1.25 mi3061+552907+502907+502737(Top 10%)2563(Top 17%)2563(Top 114%)
24M24.00 mi1.00 mi3050+112894+132894+133273(Top 12%)3028(Top 20%)3028(Top 135%)
40K24.85 mi0.85 mi3006+442849+452849+452833(Top 11%)2607(Top 17%)2607(Top 116%)
25.2M25.20 mi0.35 mi3009-32853-42853-43576(Top 13%)3204(Top 21%)3204(Top 143%)
Finish26.22 mi1.02 mi3005+42845+82845+83704(Top 14%)3296(Top 22%)3296(Top 147%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3230

Males

3071

M40-44

3071

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3479

Males

3295

M40-44

3295

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3230

Males

3071

M40-44

3071

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3193

Males

3034

M40-44

3034

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3072

Males

2937

M40-44

2937

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2588

Males

2477

M40-44

2477

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2858

Males

2708

M40-44

2708

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3572

Males

3331

M40-44

3331

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3270

Males

3050

M40-44

3050

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2834

Males

2661

M40-44

2661

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2737

Males

2563

M40-44

2563

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3273

Males

3028

M40-44

3028

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2833

Males

2607

M40-44

2607

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3576

Males

3204

M40-44

3204

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3704

Males

3296

M40-44

3296

Passing Analysis

Category:
Athletes Passed
1950
Passed By
372
Net Change
+1578
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4583
5K → 10K70637+669#4583#3914
10K → 15K29618+278#3914#3636
15K → 20K14932+117#3636#3519
20K → Half414+37#3519#3482
Half → 25K1975+192#3482#3290
25K → 30K16831+137#3290#3153
30K → 20M4759-12#3153#3165
20M → 21M5233+19#3165#3146
21M → 35K4515+30#3146#3116
35K → 23M7722+55#3116#3061
23M → 24M4231+11#3061#3050
24M → 40K6420+44#3050#3006
40K → 25.2M1619-3#3006#3009
25.2M → Finish5046+4#3009#3005
TOTALS1950372+1578
📊

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