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BOSTON MARATHON 2023

Cj Young

Bib: 2022•M

DC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 6%
Division (M18-39)
#0 / 5285
Top 14%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:07
Rank: #2131
Start → 5K
20:07 | 6:28/mi
10K· 6.21 mi
39:47
Rank: #1985 (+146)
5K → 10K
19:40 | 6:20/mi
15K· 9.32 mi
59:23
Rank: #1871 (+114)
10K → 15K
19:36 | 6:19/mi
20K· 12.43 mi
1:19:00
Rank: #1745 (+126)
15K → 20K
19:37 | 6:19/mi
Half· 13.11 mi
1:23:16
Rank: #1734 (+11)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:38:24
Rank: #1625 (+109)
Half → 25K
15:08 | 6:14/mi
30K· 18.64 mi
1:57:31
Rank: #1353 (+272)
25K → 30K
19:07 | 6:09/mi
20M
2:05:51
Rank: #1260 (+93)
30K → 20M
8:20 | 6:08/mi
21M
2:12:13
Rank: #1172 (+88)
20M → 21M
6:22 | 6:22/mi
35K· 21.75 mi
2:16:36
Rank: #1122 (+50)
21M → 35K
4:23 | 5:52/mi
23M
2:24:19
Rank: #1071 (+51)
35K → 23M
7:43 | 6:10/mi
24M
2:30:14
Rank: #1018 (+53)
23M → 24M
5:55 | 5:55/mi
40K· 24.85 mi
2:35:22
Rank: #972 (+46)
24M → 40K
5:08 | 6:00/mi
25.2M
2:37:35
Rank: #954 (+18)
40K → 25.2M
2:13 | 6:26/mi
Finish· 26.22 mi
2:43:34
Rank: #909 (+45)
25.2M → Finish
5:59 | 5:52/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:23:16
Pace6:21 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:20:18
Pace6:08 /mi
📊Negative Split: 3.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2220:076:2820:07
6:28
-
10K
6.21 mi10:41:0239:476:2419:40
6:20
-0:08
15K
9.32 mi11:00:3859:236:2219:36
6:19
-0:01
20K
12.43 mi11:20:151:19:006:2119:37
6:19
0:00
Half
13.11 mi11:24:311:23:166:214:16
6:15
-0:04
25K
15.53 mi11:39:391:38:246:2015:08
6:14
-0:01
30K
18.64 mi11:58:461:57:316:1819:07
6:09
-0:05
20M
20.00 mi12:07:062:05:516:188:20
6:08
-0:01
21M
21.00 mi12:13:282:12:136:186:22
6:22
+0:14
35K
21.75 mi12:17:512:16:366:174:23
5:52
-0:30
23M
23.00 mi12:25:342:24:196:167:43
6:10
+0:18
24M
24.00 mi12:31:292:30:146:165:55
5:55
-0:15
40K
24.85 mi12:36:372:35:226:155:08
6:00
+0:05
25.2M
25.20 mi12:38:502:37:356:152:13
6:26
+0:26
Finish
26.22 mi12:44:492:43:346:155:59
5:52
-0:34

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

5:52 /mi

Average Pace

6:15 /mi

Slowest Pace

6:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:27

88% of race

Time at Steady Pace

20:07

12% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:14 /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 mi10:21:2220:076:2820:07
6:28
#2131
10K
6.21 mi10:41:0239:476:2419:40
6:20
#1985
15K
9.32 mi11:00:3859:236:2219:36
6:19
#1871
20K
12.43 mi11:20:151:19:006:2119:37
6:19
#1745
Half
13.11 mi11:24:311:23:166:214:16
6:15
#1734
25K
15.53 mi11:39:391:38:246:2015:08
6:14
#1625
30K
18.64 mi11:58:461:57:316:1819:07
6:09
#1353
20M
20.00 mi12:07:062:05:516:188:20
6:08
#1260
21M
21.00 mi12:13:282:12:136:186:22
6:22
#1172
35K
21.75 mi12:17:512:16:366:174:23
5:52
#1122
23M
23.00 mi12:25:342:24:196:167:43
6:10
#1071
24M
24.00 mi12:31:292:30:146:165:55
5:55
#1018
40K
24.85 mi12:36:372:35:226:155:08
6:00
#972
25.2M
25.20 mi12:38:502:37:356:152:13
6:26
#954
Finish
26.22 mi12:44:492:43:346:155:59
5:52
#909
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2131203120311679(Top 6%)1605(Top 11%)1605(Top 30%)
10K6.21 mi3.10 mi1985+1461902+1291902+1291882(Top 7%)1801(Top 12%)1801(Top 34%)
15K9.32 mi3.11 mi1871+1141790+1121790+1121679(Top 6%)1605(Top 11%)1605(Top 30%)
20K12.43 mi3.11 mi1745+1261669+1211669+1211432(Top 5%)1367(Top 9%)1367(Top 26%)
Half13.11 mi0.68 mi1734+111658+111658+111552(Top 6%)1487(Top 10%)1487(Top 28%)
25K15.53 mi2.42 mi1625+1091555+1031555+1031108(Top 4%)1055(Top 7%)1055(Top 20%)
30K18.64 mi3.11 mi1353+2721292+2631292+263596(Top 2%)560(Top 4%)560(Top 11%)
20M20.00 mi1.36 mi1260+931203+891203+89549(Top 2%)515(Top 3%)515(Top 10%)
21M21.00 mi1.00 mi1172+881118+851118+85443(Top 2%)410(Top 3%)410(Top 8%)
35K21.75 mi0.75 mi1122+501069+491069+49456(Top 2%)422(Top 3%)422(Top 8%)
23M23.00 mi1.25 mi1071+511019+501019+50566(Top 2%)535(Top 4%)535(Top 10%)
24M24.00 mi1.00 mi1018+53968+51968+51413(Top 2%)387(Top 3%)387(Top 7%)
40K24.85 mi0.85 mi972+46923+45923+45353(Top 1%)329(Top 2%)329(Top 6%)
25.2M25.20 mi0.35 mi954+18905+18905+18407(Top 2%)385(Top 3%)385(Top 7%)
Finish26.22 mi1.02 mi909+45862+43862+43488(Top 2%)465(Top 3%)465(Top 9%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1679

Males

1605

M18-39

1605

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1882

Males

1801

M18-39

1801

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1679

Males

1605

M18-39

1605

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1432

Males

1367

M18-39

1367

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1552

Males

1487

M18-39

1487

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1108

Males

1055

M18-39

1055

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

596

Males

560

M18-39

560

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

549

Males

515

M18-39

515

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

443

Males

410

M18-39

410

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

456

Males

422

M18-39

422

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

566

Males

535

M18-39

535

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

413

Males

387

M18-39

387

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

353

Males

329

M18-39

329

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

407

Males

385

M18-39

385

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

488

Males

465

M18-39

465

Passing Analysis

Category:
Athletes Passed
1305
Passed By
83
Net Change
+1222
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2131
5K → 10K19549+146#2131#1985
10K → 15K13117+114#1985#1871
15K → 20K1326+126#1871#1745
20K → Half176+11#1745#1734
Half → 25K1112+109#1734#1625
25K → 30K2720+272#1625#1353
30K → 20M930+93#1353#1260
20M → 21M880+88#1260#1172
21M → 35K511+50#1172#1122
35K → 23M532+51#1122#1071
23M → 24M530+53#1071#1018
24M → 40K460+46#1018#972
40K → 25.2M180+18#972#954
25.2M → Finish450+45#954#909
TOTALS130583+1222
📊

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