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BOSTON MARATHON 2023

Clarence Hung

Bib: 495•M

ON

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0:00
/ mi
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 12%
Division (M18-39)
#0 / 5285
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:43
Rank: #3360
Start → 5K
20:43 | 6:40/mi
10K· 6.21 mi
40:46
Rank: #2859 (+501)
5K → 10K
20:03 | 6:27/mi
15K· 9.32 mi
1:00:40
Rank: #2579 (+280)
10K → 15K
19:54 | 6:24/mi
20K· 12.43 mi
1:20:40
Rank: #2397 (+182)
15K → 20K
20:00 | 6:26/mi
Half· 13.11 mi
1:25:00
Rank: #2380 (+17)
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:40:35
Rank: #2281 (+99)
Half → 25K
15:35 | 6:26/mi
30K· 18.64 mi
2:01:06
Rank: #2216 (+65)
25K → 30K
20:31 | 6:36/mi
20M
2:10:07
Rank: #2172 (+44)
30K → 20M
9:01 | 6:38/mi
21M
2:17:04
Rank: #2137 (+35)
20M → 21M
6:57 | 6:57/mi
35K· 21.75 mi
2:21:48
Rank: #2111 (+26)
21M → 35K
4:44 | 6:20/mi
23M
2:30:12
Rank: #2080 (+31)
35K → 23M
8:24 | 6:43/mi
24M
2:36:45
Rank: #2073 (+7)
23M → 24M
6:33 | 6:33/mi
40K· 24.85 mi
2:42:15
Rank: #2018 (+55)
24M → 40K
5:30 | 6:26/mi
25.2M
2:44:41
Rank: #2005 (+13)
40K → 25.2M
2:26 | 7:03/mi
Finish· 26.22 mi
2:51:02
Rank: #1944 (+61)
25.2M → Finish
6:21 | 6:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:00
Pace6:29 /mi
2nd Half
Distance13.11 mi
Time1:26:02
Pace6:34 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2920:436:4020:43
6:40
-
10K
6.21 mi10:42:3240:466:3420:03
6:27
-0:13
15K
9.32 mi11:02:261:00:406:3119:54
6:24
-0:03
20K
12.43 mi11:22:261:20:406:2920:00
6:26
+0:02
Half
13.11 mi11:26:461:25:006:294:20
6:21
-0:05
25K
15.53 mi11:42:211:40:356:2815:35
6:26
+0:05
30K
18.64 mi12:02:522:01:066:3020:31
6:36
+0:10
20M
20.00 mi12:11:532:10:076:309:01
6:38
+0:02
21M
21.00 mi12:18:502:17:046:326:57
6:57
+0:19
35K
21.75 mi12:23:342:21:486:314:44
6:20
-0:37
23M
23.00 mi12:31:582:30:126:328:24
6:43
+0:23
24M
24.00 mi12:38:312:36:456:326:33
6:33
-0:10
40K
24.85 mi12:44:012:42:156:325:30
6:26
-0:07
25.2M
25.20 mi12:46:272:44:416:322:26
7:03
+0:37
Finish
26.22 mi12:52:482:51:026:326:21
6:14
-0:49

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

6:14 /mi

Average Pace

6:32 /mi

Slowest Pace

7:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:41:39

95% of race

Time at Steady Pace

9:23

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:31 /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 mi10:22:2920:436:4020:43
6:40
#3360
10K
6.21 mi10:42:3240:466:3420:03
6:27
#2859
15K
9.32 mi11:02:261:00:406:3119:54
6:24
#2579
20K
12.43 mi11:22:261:20:406:2920:00
6:26
#2397
Half
13.11 mi11:26:461:25:006:294:20
6:21
#2380
25K
15.53 mi11:42:211:40:356:2815:35
6:26
#2281
30K
18.64 mi12:02:522:01:066:3020:31
6:36
#2216
20M
20.00 mi12:11:532:10:076:309:01
6:38
#2172
21M
21.00 mi12:18:502:17:046:326:57
6:57
#2137
35K
21.75 mi12:23:342:21:486:314:44
6:20
#2111
23M
23.00 mi12:31:582:30:126:328:24
6:43
#2080
24M
24.00 mi12:38:312:36:456:326:33
6:33
#2073
40K
24.85 mi12:44:012:42:156:325:30
6:26
#2018
25.2M
25.20 mi12:46:272:44:416:322:26
7:03
#2005
Finish
26.22 mi12:52:482:51:026:326:21
6:14
#1944
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3360316731672130(Top 8%)2043(Top 13%)2043(Top 39%)
10K6.21 mi3.10 mi2859+5012725+4422725+4422502(Top 9%)2391(Top 16%)2391(Top 45%)
15K9.32 mi3.11 mi2579+2802464+2612464+2612130(Top 8%)2043(Top 13%)2043(Top 39%)
20K12.43 mi3.11 mi2397+1822296+1682296+1681975(Top 7%)1896(Top 12%)1896(Top 36%)
Half13.11 mi0.68 mi2380+172281+152281+151995(Top 7%)1918(Top 13%)1918(Top 36%)
25K15.53 mi2.42 mi2281+992187+942187+941838(Top 7%)1761(Top 12%)1761(Top 33%)
30K18.64 mi3.11 mi2216+652126+612126+611962(Top 7%)1875(Top 12%)1875(Top 35%)
20M20.00 mi1.36 mi2172+442082+442082+442006(Top 8%)1911(Top 13%)1911(Top 36%)
21M21.00 mi1.00 mi2137+352047+352047+351927(Top 7%)1827(Top 12%)1827(Top 35%)
35K21.75 mi0.75 mi2111+262024+232024+231679(Top 6%)1597(Top 11%)1597(Top 30%)
23M23.00 mi1.25 mi2080+311994+301994+302202(Top 8%)2075(Top 14%)2075(Top 39%)
24M24.00 mi1.00 mi2073+71988+61988+62291(Top 9%)2142(Top 14%)2142(Top 41%)
40K24.85 mi0.85 mi2018+551934+541934+541330(Top 5%)1257(Top 8%)1257(Top 24%)
25.2M25.20 mi0.35 mi2005+131921+131921+131907(Top 7%)1790(Top 12%)1790(Top 34%)
Finish26.22 mi1.02 mi1944+611860+611860+611384(Top 5%)1309(Top 9%)1309(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2130

Males

2043

M18-39

2043

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2502

Males

2391

M18-39

2391

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2130

Males

2043

M18-39

2043

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1975

Males

1896

M18-39

1896

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1995

Males

1918

M18-39

1918

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1838

Males

1761

M18-39

1761

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1962

Males

1875

M18-39

1875

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2006

Males

1911

M18-39

1911

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1927

Males

1827

M18-39

1827

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1679

Males

1597

M18-39

1597

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2202

Males

2075

M18-39

2075

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2291

Males

2142

M18-39

2142

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1330

Males

1257

M18-39

1257

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1907

Males

1790

M18-39

1790

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1384

Males

1309

M18-39

1309

Passing Analysis

Category:
Athletes Passed
1606
Passed By
190
Net Change
+1416
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3360
5K → 10K52322+501#3360#2859
10K → 15K2899+280#2859#2579
15K → 20K1842+182#2579#2397
20K → Half258+17#2397#2380
Half → 25K11213+99#2380#2281
25K → 30K10035+65#2281#2216
30K → 20M5410+44#2216#2172
20M → 21M5520+35#2172#2137
21M → 35K326+26#2137#2111
35K → 23M5726+31#2111#2080
23M → 24M3023+7#2080#2073
24M → 40K616+55#2073#2018
40K → 25.2M196+13#2018#2005
25.2M → Finish654+61#2005#1944
TOTALS1606190+1416
📊

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