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BOSTON MARATHON 2023

Ryan Mccaffrey

Bib: 24642•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
29:20
Rank: #21913
Start → 5K
29:20 | 9:26/mi
10K· 6.21 mi
56:14
Rank: #20852 (+1061)
5K → 10K
26:54 | 8:39/mi
15K· 9.32 mi
1:23:02
Rank: #20158 (+694)
10K → 15K
26:48 | 8:38/mi
20K· 12.43 mi
1:50:27
Rank: #19801 (+357)
15K → 20K
27:25 | 8:49/mi
Half· 13.11 mi
1:56:23
Rank: #19746 (+55)
20K → Half
5:56 | 8:42/mi
25K· 15.53 mi
2:20:48
Rank: #20409 (-663)
Half → 25K
24:25 | 10:04/mi
30K· 18.64 mi
2:54:53
Rank: #21115 (-706)
25K → 30K
34:05 | 10:58/mi
20M
3:10:41
Rank: #21398 (-283)
30K → 20M
15:48 | 11:38/mi
21M
3:22:23
Rank: #21459 (-61)
20M → 21M
11:42 | 11:42/mi
35K· 21.75 mi
3:31:17
Rank: #21655 (-196)
21M → 35K
8:54 | 11:54/mi
23M
3:46:09
Rank: #21844 (-189)
35K → 23M
14:52 | 11:52/mi
24M
3:57:20
Rank: #21916 (-72)
23M → 24M
11:11 | 11:11/mi
40K· 24.85 mi
4:07:18
Rank: #21986 (-70)
24M → 40K
9:58 | 11:39/mi
25.2M
4:11:10
Rank: #21965 (+21)
40K → 25.2M
3:52 | 11:13/mi
Finish· 26.22 mi
4:20:35
Rank: #21889 (+76)
25.2M → Finish
9:25 | 9:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:23
Pace8:53 /mi
2nd Half
Distance13.11 mi
Time2:24:12
Pace11:00 /mi
📊Positive Split: 23.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:2029:209:2629:20
9:26
-
10K
6.21 mi12:19:1456:149:0326:54
8:39
-0:47
15K
9.32 mi12:46:021:23:028:5526:48
8:38
-0:01
20K
12.43 mi13:13:271:50:278:5327:25
8:49
+0:11
Half
13.11 mi13:19:231:56:238:535:56
8:42
-0:07
25K
15.53 mi13:43:482:20:489:0424:25
10:04
+1:22
30K
18.64 mi14:17:532:54:539:2334:05
10:58
+0:54
20M
20.00 mi14:33:413:10:419:3215:48
11:38
+0:40
21M
21.00 mi14:45:233:22:239:3811:42
11:42
+0:04
35K
21.75 mi14:54:173:31:179:438:54
11:54
+0:12
23M
23.00 mi15:09:093:46:099:5014:52
11:52
-0:02
24M
24.00 mi15:20:203:57:209:5311:11
11:11
-0:41
40K
24.85 mi15:30:184:07:189:579:58
11:39
+0:28
25.2M
25.20 mi15:34:104:11:109:583:52
11:13
-0:26
Finish
26.22 mi15:43:354:20:359:579:25
9:14
-1:59

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

8:38 /mi

Average Pace

9:57 /mi

Slowest Pace

11:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:13

58% of race

Time at Steady Pace

49:08

19% of race

Time at Slower Pace

1:01:14

23% of race

Average Pace: 9:56 /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 mi11:52:2029:209:2629:20
9:26
#21913
10K
6.21 mi12:19:1456:149:0326:54
8:39
#20852
15K
9.32 mi12:46:021:23:028:5526:48
8:38
#20158
20K
12.43 mi13:13:271:50:278:5327:25
8:49
#19801
Half
13.11 mi13:19:231:56:238:535:56
8:42
#19746
25K
15.53 mi13:43:482:20:489:0424:25
10:04
#20409
30K
18.64 mi14:17:532:54:539:2334:05
10:58
#21115
20M
20.00 mi14:33:413:10:419:3215:48
11:38
#21398
21M
21.00 mi14:45:233:22:239:3811:42
11:42
#21459
35K
21.75 mi14:54:173:31:179:438:54
11:54
#21655
23M
23.00 mi15:09:093:46:099:5014:52
11:52
#21844
24M
24.00 mi15:20:203:57:209:5311:11
11:11
#21916
40K
24.85 mi15:30:184:07:189:579:58
11:39
#21986
25.2M
25.20 mi15:34:104:11:109:583:52
11:13
#21965
Finish
26.22 mi15:43:354:20:359:579:25
9:14
#21889
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi21913130521305218599(Top 70%)11724(Top 77%)11724(Top 222%)
10K6.21 mi3.10 mi20852+106112599+45312599+45319177(Top 72%)11972(Top 79%)11972(Top 227%)
15K9.32 mi3.11 mi20158+69412315+28412315+28418599(Top 70%)11724(Top 77%)11724(Top 222%)
20K12.43 mi3.11 mi19801+35712177+13812177+13818809(Top 71%)11821(Top 78%)11821(Top 224%)
Half13.11 mi0.68 mi19746+5512167+1012167+1018911(Top 71%)11876(Top 78%)11876(Top 225%)
25K15.53 mi2.42 mi20409-66312448-28112448-28122370(Top 84%)13303(Top 88%)13303(Top 252%)
30K18.64 mi3.11 mi21115-70612750-30212750-30223039(Top 87%)13539(Top 89%)13539(Top 256%)
20M20.00 mi1.36 mi21398-28312862-11212862-11223709(Top 89%)13778(Top 91%)13778(Top 261%)
21M21.00 mi1.00 mi21459-6112883-2112883-2122232(Top 84%)13079(Top 86%)13079(Top 247%)
35K21.75 mi0.75 mi21655-19612959-7612959-7624568(Top 92%)14106(Top 93%)14106(Top 267%)
23M23.00 mi1.25 mi21844-18913037-7813037-7823814(Top 89%)13779(Top 91%)13779(Top 261%)
24M24.00 mi1.00 mi21916-7213065-2813065-2823365(Top 88%)13507(Top 89%)13507(Top 256%)
40K24.85 mi0.85 mi21986-7013086-2113086-2123440(Top 88%)13511(Top 89%)13511(Top 256%)
25.2M25.20 mi0.35 mi21965+2113067+1913067+1920925(Top 79%)12358(Top 81%)12358(Top 234%)
Finish26.22 mi1.02 mi21889+7613017+5013017+5019112(Top 72%)11600(Top 76%)11600(Top 219%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

18599

Males

11724

M18-39

11724

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

19177

Males

11972

M18-39

11972

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

18599

Males

11724

M18-39

11724

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18809

Males

11821

M18-39

11821

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

18911

Males

11876

M18-39

11876

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

22370

Males

13303

M18-39

13303

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

23039

Males

13539

M18-39

13539

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

23709

Males

13778

M18-39

13778

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

22232

Males

13079

M18-39

13079

21M→35K

21.0 - 21.8 mi

Top 92%
×7stories
+17ft-86ft

Overall

24568

Males

14106

M18-39

14106

35K→23M

21.8 - 23.0 mi

Top 89%
×5stories
+23ft-63ft

Overall

23814

Males

13779

M18-39

13779

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

23365

Males

13507

M18-39

13507

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23440

Males

13511

M18-39

13511

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

20925

Males

12358

M18-39

12358

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

19112

Males

11600

M18-39

11600

Passing Analysis

Category:
Athletes Passed
2533
Passed By
2509
Net Change
+24
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21913
5K → 10K108524+1061#21913#20852
10K → 15K70713+694#20852#20158
15K → 20K39033+357#20158#19801
20K → Half6914+55#19801#19746
Half → 25K20683-663#19746#20409
25K → 30K30736-706#20409#21115
30K → 20M24307-283#21115#21398
20M → 21M40101-61#21398#21459
21M → 35K5201-196#21459#21655
35K → 23M25214-189#21655#21844
23M → 24M1486-72#21844#21916
24M → 40K1686-70#21916#21986
40K → 25.2M298+21#21986#21965
25.2M → Finish793+76#21965#21889
TOTALS25332509+24
📊

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