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BOSTON MARATHON 2023

Tsung-Han Wu

Bib: 6609•M

MD

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 16%
Gender (Male)
#0 / 15176
Top 26%
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
20:44
Rank: #3423
Start → 5K
20:44 | 6:40/mi
10K· 6.21 mi
41:33
Rank: #3843 (-420)
5K → 10K
20:49 | 6:42/mi
15K· 9.32 mi
1:02:24
Rank: #3968 (-125)
10K → 15K
20:51 | 6:43/mi
20K· 12.43 mi
1:23:30
Rank: #4041 (-73)
15K → 20K
21:06 | 6:47/mi
Half· 13.11 mi
1:28:08
Rank: #4110 (-69)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:44:51
Rank: #4209 (-99)
Half → 25K
16:43 | 6:54/mi
30K· 18.64 mi
2:06:28
Rank: #4159 (+50)
25K → 30K
21:37 | 6:57/mi
20M
2:16:03
Rank: #4179 (-20)
30K → 20M
9:35 | 7:03/mi
21M
2:23:26
Rank: #4144 (+35)
20M → 21M
7:23 | 7:23/mi
35K· 21.75 mi
2:28:36
Rank: #4168 (-24)
21M → 35K
5:10 | 6:54/mi
23M
2:37:25
Rank: #4151 (+17)
35K → 23M
8:49 | 7:03/mi
24M
2:44:23
Rank: #4175 (-24)
23M → 24M
6:58 | 6:58/mi
40K· 24.85 mi
2:50:29
Rank: #4191 (-16)
24M → 40K
6:06 | 7:08/mi
25.2M
2:53:07
Rank: #4198 (-7)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
3:00:10
Rank: #4230 (-32)
25.2M → Finish
7:03 | 6:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:08
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:32:02
Pace7:01 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1420:446:4020:44
6:40
-
10K
6.21 mi10:45:0341:336:4120:49
6:42
+0:02
15K
9.32 mi11:05:541:02:246:4220:51
6:43
+0:01
20K
12.43 mi11:27:001:23:306:4321:06
6:47
+0:04
Half
13.11 mi11:31:381:28:086:434:38
6:47
0:00
25K
15.53 mi11:48:211:44:516:4516:43
6:54
+0:07
30K
18.64 mi12:09:582:06:286:4721:37
6:57
+0:03
20M
20.00 mi12:19:332:16:036:489:35
7:03
+0:06
21M
21.00 mi12:26:562:23:266:507:23
7:23
+0:20
35K
21.75 mi12:32:062:28:366:505:10
6:54
-0:29
23M
23.00 mi12:40:552:37:256:518:49
7:03
+0:09
24M
24.00 mi12:47:532:44:236:516:58
6:58
-0:05
40K
24.85 mi12:53:592:50:296:526:06
7:08
+0:10
25.2M
25.20 mi12:56:372:53:076:522:38
7:38
+0:30
Finish
26.22 mi13:03:403:00:106:537:03
6:55
-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

6:40 /mi

Average Pace

6:53 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50:09

94% of race

Time at Steady Pace

10:01

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:52 /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 mi10:24:1420:446:4020:44
6:40
#3423
10K
6.21 mi10:45:0341:336:4120:49
6:42
#3843
15K
9.32 mi11:05:541:02:246:4220:51
6:43
#3968
20K
12.43 mi11:27:001:23:306:4321:06
6:47
#4041
Half
13.11 mi11:31:381:28:086:434:38
6:47
#4110
25K
15.53 mi11:48:211:44:516:4516:43
6:54
#4209
30K
18.64 mi12:09:582:06:286:4721:37
6:57
#4159
20M
20.00 mi12:19:332:16:036:489:35
7:03
#4179
21M
21.00 mi12:26:562:23:266:507:23
7:23
#4144
35K
21.75 mi12:32:062:28:366:505:10
6:54
#4168
23M
23.00 mi12:40:552:37:256:518:49
7:03
#4151
24M
24.00 mi12:47:532:44:236:516:58
6:58
#4175
40K
24.85 mi12:53:592:50:296:526:06
7:08
#4191
25.2M
25.20 mi12:56:372:53:076:522:38
7:38
#4198
Finish
26.22 mi13:03:403:00:106:537:03
6:55
#4230
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3423322632264233(Top 16%)3970(Top 26%)3970(Top 75%)
10K6.21 mi3.10 mi3843-4203618-3923618-3924331(Top 16%)4055(Top 27%)4055(Top 77%)
15K9.32 mi3.11 mi3968-1253735-1173735-1174233(Top 16%)3970(Top 26%)3970(Top 75%)
20K12.43 mi3.11 mi4041-733797-623797-624365(Top 16%)4075(Top 27%)4075(Top 77%)
Half13.11 mi0.68 mi4110-693855-583855-585132(Top 19%)4742(Top 31%)4742(Top 90%)
25K15.53 mi2.42 mi4209-993947-923947-924904(Top 18%)4537(Top 30%)4537(Top 86%)
30K18.64 mi3.11 mi4159+503910+373910+374067(Top 15%)3797(Top 25%)3797(Top 72%)
20M20.00 mi1.36 mi4179-203920-103920-104327(Top 16%)3987(Top 26%)3987(Top 75%)
21M21.00 mi1.00 mi4144+353884+363884+364059(Top 15%)3737(Top 25%)3737(Top 71%)
35K21.75 mi0.75 mi4168-243902-183902-184781(Top 18%)4317(Top 28%)4317(Top 82%)
23M23.00 mi1.25 mi4151+173886+163886+163990(Top 15%)3671(Top 24%)3671(Top 69%)
24M24.00 mi1.00 mi4175-243909-233909-234482(Top 17%)4043(Top 27%)4043(Top 76%)
40K24.85 mi0.85 mi4191-163920-113920-114524(Top 17%)4006(Top 26%)4006(Top 76%)
25.2M25.20 mi0.35 mi4198-73929-93929-94512(Top 17%)3925(Top 26%)3925(Top 74%)
Finish26.22 mi1.02 mi4230-323952-233952-234726(Top 18%)4081(Top 27%)4081(Top 77%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4233

Males

3970

M18-39

3970

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4331

Males

4055

M18-39

4055

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4233

Males

3970

M18-39

3970

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4365

Males

4075

M18-39

4075

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5132

Males

4742

M18-39

4742

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4904

Males

4537

M18-39

4537

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4067

Males

3797

M18-39

3797

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4327

Males

3987

M18-39

3987

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4059

Males

3737

M18-39

3737

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4781

Males

4317

M18-39

4317

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

3990

Males

3671

M18-39

3671

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4482

Males

4043

M18-39

4043

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4524

Males

4006

M18-39

4006

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4512

Males

3925

M18-39

3925

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4726

Males

4081

M18-39

4081

Passing Analysis

Category:
Athletes Passed
797
Passed By
1604
Net Change
-807
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3423
5K → 10K71491-420#3423#3843
10K → 15K71196-125#3843#3968
15K → 20K87160-73#3968#4041
20K → Half372-69#4041#4110
Half → 25K48147-99#4110#4209
25K → 30K13989+50#4209#4159
30K → 20M5676-20#4159#4179
20M → 21M8247+35#4179#4144
21M → 35K2650-24#4144#4168
35K → 23M6447+17#4168#4151
23M → 24M4872-24#4151#4175
24M → 40K5369-16#4175#4191
40K → 25.2M1623-7#4191#4198
25.2M → Finish3365-32#4198#4230
TOTALS7971604-807
📊

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