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BOSTON MARATHON 2023

Ricky Cahn

Bib: 1607•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 4%
Gender (Male)
#0 / 15176
Top 6%
Division (M18-39)
#0 / 5285
Top 16%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:07
Rank: #1024
Start → 5K
19:07 | 6:09/mi
10K· 6.21 mi
38:17
Rank: #1112 (-88)
5K → 10K
19:10 | 6:10/mi
15K· 9.32 mi
57:20
Rank: #1081 (+31)
10K → 15K
19:03 | 6:08/mi
20K· 12.43 mi
1:16:32
Rank: #1053 (+28)
15K → 20K
19:12 | 6:11/mi
Half· 13.11 mi
1:20:44
Rank: #1056 (-3)
20K → Half
4:12 | 6:09/mi
25K· 15.53 mi
1:35:50
Rank: #1042 (+14)
Half → 25K
15:06 | 6:14/mi
30K· 18.64 mi
1:55:37
Rank: #1025 (+17)
25K → 30K
19:47 | 6:22/mi
20M
2:04:30
Rank: #1049 (-24)
30K → 20M
8:53 | 6:32/mi
21M
2:11:02
Rank: #1005 (+44)
20M → 21M
6:32 | 6:32/mi
35K· 21.75 mi
2:15:45
Rank: #1015 (-10)
21M → 35K
4:43 | 6:18/mi
23M
2:23:49
Rank: #1007 (+8)
35K → 23M
8:04 | 6:27/mi
24M
2:30:12
Rank: #1013 (-6)
23M → 24M
6:23 | 6:23/mi
40K· 24.85 mi
2:35:46
Rank: #1018 (-5)
24M → 40K
5:34 | 6:31/mi
25.2M
2:38:11
Rank: #1021 (-3)
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
2:44:38
Rank: #1034 (-13)
25.2M → Finish
6:27 | 6:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:44
Pace6:09 /mi
2nd Half
Distance13.11 mi
Time1:23:54
Pace6:24 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:2719:076:0919:07
6:09
-
10K
6.21 mi10:38:3738:176:1019:10
6:10
+0:01
15K
9.32 mi10:57:4057:206:0919:03
6:08
-0:02
20K
12.43 mi11:16:521:16:326:1019:12
6:11
+0:03
Half
13.11 mi11:21:041:20:446:094:12
6:09
-0:02
25K
15.53 mi11:36:101:35:506:1015:06
6:14
+0:05
30K
18.64 mi11:55:571:55:376:1219:47
6:22
+0:08
20M
20.00 mi12:04:502:04:306:138:53
6:32
+0:10
21M
21.00 mi12:11:222:11:026:146:32
6:32
0:00
35K
21.75 mi12:16:052:15:456:154:43
6:18
-0:14
23M
23.00 mi12:24:092:23:496:158:04
6:27
+0:09
24M
24.00 mi12:30:322:30:126:166:23
6:23
-0:04
40K
24.85 mi12:36:062:35:466:165:34
6:31
+0:08
25.2M
25.20 mi12:38:312:38:116:172:25
7:00
+0:29
Finish
26.22 mi12:44:582:44:386:176:27
6:20
-0:40

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

6:08 /mi

Average Pace

6:17 /mi

Slowest Pace

7:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:13

99% of race

Time at Steady Pace

2:25

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:17 /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 mi10:19:2719:076:0919:07
6:09
#1024
10K
6.21 mi10:38:3738:176:1019:10
6:10
#1112
15K
9.32 mi10:57:4057:206:0919:03
6:08
#1081
20K
12.43 mi11:16:521:16:326:1019:12
6:11
#1053
Half
13.11 mi11:21:041:20:446:094:12
6:09
#1056
25K
15.53 mi11:36:101:35:506:1015:06
6:14
#1042
30K
18.64 mi11:55:571:55:376:1219:47
6:22
#1025
20M
20.00 mi12:04:502:04:306:138:53
6:32
#1049
21M
21.00 mi12:11:222:11:026:146:32
6:32
#1005
35K
21.75 mi12:16:052:15:456:154:43
6:18
#1015
23M
23.00 mi12:24:092:23:496:158:04
6:27
#1007
24M
24.00 mi12:30:322:30:126:166:23
6:23
#1013
40K
24.85 mi12:36:062:35:466:165:34
6:31
#1018
25.2M
25.20 mi12:38:312:38:116:172:25
7:00
#1021
Finish
26.22 mi12:44:582:44:386:176:27
6:20
#1034
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi10249689681049(Top 4%)996(Top 7%)996(Top 19%)
10K6.21 mi3.10 mi1112-881052-841052-841227(Top 5%)1164(Top 8%)1164(Top 22%)
15K9.32 mi3.11 mi1081+311025+271025+271049(Top 4%)996(Top 7%)996(Top 19%)
20K12.43 mi3.11 mi1053+281000+251000+25996(Top 4%)946(Top 6%)946(Top 18%)
Half13.11 mi0.68 mi1056-31003-31003-31180(Top 4%)1129(Top 7%)1129(Top 21%)
25K15.53 mi2.42 mi1042+14990+13990+131063(Top 4%)1012(Top 7%)1012(Top 19%)
30K18.64 mi3.11 mi1025+17975+15975+151117(Top 4%)1064(Top 7%)1064(Top 20%)
20M20.00 mi1.36 mi1049-24998-23998-231563(Top 6%)1491(Top 10%)1491(Top 28%)
21M21.00 mi1.00 mi1005+44955+43955+43732(Top 3%)691(Top 5%)691(Top 13%)
35K21.75 mi0.75 mi1015-10965-10965-101563(Top 6%)1483(Top 10%)1483(Top 28%)
23M23.00 mi1.25 mi1007+8958+7958+71231(Top 5%)1162(Top 8%)1162(Top 22%)
24M24.00 mi1.00 mi1013-6963-5963-51604(Top 6%)1517(Top 10%)1517(Top 29%)
40K24.85 mi0.85 mi1018-5968-5968-51544(Top 6%)1454(Top 10%)1454(Top 28%)
25.2M25.20 mi0.35 mi1021-3971-3971-31720(Top 6%)1613(Top 11%)1613(Top 31%)
Finish26.22 mi1.02 mi1034-13983-12983-121719(Top 6%)1615(Top 11%)1615(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1049

Males

996

M18-39

996

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1227

Males

1164

M18-39

1164

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1049

Males

996

M18-39

996

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

996

Males

946

M18-39

946

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1180

Males

1129

M18-39

1129

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1063

Males

1012

M18-39

1012

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1117

Males

1064

M18-39

1064

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1563

Males

1491

M18-39

1491

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

732

Males

691

M18-39

691

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1563

Males

1483

M18-39

1483

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1231

Males

1162

M18-39

1162

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1604

Males

1517

M18-39

1517

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1544

Males

1454

M18-39

1454

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1720

Males

1613

M18-39

1613

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1719

Males

1615

M18-39

1615

Passing Analysis

Category:
Athletes Passed
318
Passed By
328
Net Change
-10
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1024
5K → 10K17105-88#1024#1112
10K → 15K4615+31#1112#1081
15K → 20K4517+28#1081#1053
20K → Half36-3#1053#1056
Half → 25K2915+14#1056#1042
25K → 30K4831+17#1042#1025
30K → 20M1337-24#1025#1049
20M → 21M451+44#1049#1005
21M → 35K818-10#1005#1015
35K → 23M1810+8#1015#1007
23M → 24M1319-6#1007#1013
24M → 40K1621-5#1013#1018
40K → 25.2M69-3#1018#1021
25.2M → Finish1124-13#1021#1034
TOTALS318328-10
📊

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