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BOSTON MARATHON 2023

Chiasheng Wang

Bib: 8371•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 32%
Gender (Male)
#0 / 15176
Top 46%
Masters (Masters Men)
#0 / 9891
Top 34%
Division (M55-59)
#0 / 1422
Top 15%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:04
Rank: #6893
Start → 5K
22:04 | 7:06/mi
10K· 6.21 mi
44:08
Rank: #7128 (-235)
5K → 10K
22:04 | 7:06/mi
15K· 9.32 mi
1:06:08
Rank: #7076 (+52)
10K → 15K
22:00 | 7:05/mi
20K· 12.43 mi
1:29:18
Rank: #7444 (-368)
15K → 20K
23:10 | 7:27/mi
Half· 13.11 mi
1:34:37
Rank: #7684 (-240)
20K → Half
5:19 | 7:48/mi
25K· 15.53 mi
1:52:37
Rank: #7718 (-34)
Half → 25K
18:00 | 7:25/mi
30K· 18.64 mi
2:17:11
Rank: #8083 (-365)
25K → 30K
24:34 | 7:54/mi
20M
2:28:11
Rank: #8234 (-151)
30K → 20M
11:00 | 8:06/mi
21M
2:36:48
Rank: #8401 (-167)
20M → 21M
8:37 | 8:37/mi
35K· 21.75 mi
2:42:19
Rank: #8361 (+40)
21M → 35K
5:31 | 7:22/mi
23M
2:52:30
Rank: #8474 (-113)
35K → 23M
10:11 | 8:08/mi
24M
3:00:16
Rank: #8479 (-5)
23M → 24M
7:46 | 7:46/mi
40K· 24.85 mi
3:06:56
Rank: #8477 (+2)
24M → 40K
6:40 | 7:48/mi
25.2M
3:09:51
Rank: #8478 (-1)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:17:29
Rank: #8459 (+19)
25.2M → Finish
7:38 | 7:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:37
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:42:52
Pace7:51 /mi
📊Positive Split: 8.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:0222:047:0622:04
7:06
-
10K
6.21 mi11:11:0644:087:0622:04
7:06
0:00
15K
9.32 mi11:33:061:06:087:0622:00
7:05
-0:01
20K
12.43 mi11:56:161:29:187:1123:10
7:27
+0:22
Half
13.11 mi12:01:351:34:377:135:19
7:48
+0:21
25K
15.53 mi12:19:351:52:377:1518:00
7:25
-0:23
30K
18.64 mi12:44:092:17:117:2224:34
7:54
+0:29
20M
20.00 mi12:55:092:28:117:2511:00
8:06
+0:12
21M
21.00 mi13:03:462:36:487:288:37
8:37
+0:31
35K
21.75 mi13:09:172:42:197:285:31
7:22
-1:15
23M
23.00 mi13:19:282:52:307:3010:11
8:08
+0:46
24M
24.00 mi13:27:143:00:167:317:46
7:46
-0:22
40K
24.85 mi13:33:543:06:567:316:40
7:48
+0:02
25.2M
25.20 mi13:36:493:09:517:322:55
8:27
+0:39
Finish
26.22 mi13:44:273:17:297:327:38
7:29
-0:58

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

7:05 /mi

Average Pace

7:32 /mi

Slowest Pace

8:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:27

61% of race

Time at Steady Pace

44:19

22% of race

Time at Slower Pace

32:43

17% of race

Average Pace: 7:32 /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 mi10:49:0222:047:0622:04
7:06
#6893
10K
6.21 mi11:11:0644:087:0622:04
7:06
#7128
15K
9.32 mi11:33:061:06:087:0622:00
7:05
#7076
20K
12.43 mi11:56:161:29:187:1123:10
7:27
#7444
Half
13.11 mi12:01:351:34:377:135:19
7:48
#7684
25K
15.53 mi12:19:351:52:377:1518:00
7:25
#7718
30K
18.64 mi12:44:092:17:117:2224:34
7:54
#8083
20M
20.00 mi12:55:092:28:117:2511:00
8:06
#8234
21M
21.00 mi13:03:462:36:487:288:37
8:37
#8401
35K
21.75 mi13:09:172:42:197:285:31
7:22
#8361
23M
23.00 mi13:19:282:52:307:3010:11
8:08
#8474
24M
24.00 mi13:27:143:00:167:317:46
7:46
#8479
40K
24.85 mi13:33:543:06:567:316:40
7:48
#8477
25.2M
25.20 mi13:36:493:09:517:322:55
8:27
#8478
Finish
26.22 mi13:44:273:17:297:327:38
7:29
#8459
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi6893619161917041(Top 26%)6274(Top 41%)6274(Top 441%)
10K6.21 mi3.10 mi7128-2356357-1666357-1667465(Top 28%)6575(Top 43%)6575(Top 462%)
15K9.32 mi3.11 mi7076+526311+466311+467041(Top 26%)6274(Top 41%)6274(Top 441%)
20K12.43 mi3.11 mi7444-3686569-2586569-2588961(Top 34%)7479(Top 49%)7479(Top 526%)
Half13.11 mi0.68 mi7684-2406732-1636732-16312560(Top 47%)9285(Top 61%)9285(Top 653%)
25K15.53 mi2.42 mi7718-346734-26734-28208(Top 31%)6943(Top 46%)6943(Top 488%)
30K18.64 mi3.11 mi8083-3656923-1896923-18910182(Top 38%)7918(Top 52%)7918(Top 557%)
20M20.00 mi1.36 mi8234-1516999-766999-7610948(Top 41%)8220(Top 54%)8220(Top 578%)
21M21.00 mi1.00 mi8401-1677087-887087-8811112(Top 42%)8161(Top 54%)8161(Top 574%)
35K21.75 mi0.75 mi8361+407056+317056+317633(Top 29%)6275(Top 41%)6275(Top 441%)
23M23.00 mi1.25 mi8474-1137103-477103-4710671(Top 40%)7795(Top 51%)7795(Top 548%)
24M24.00 mi1.00 mi8479-57084+197084+199504(Top 36%)7152(Top 47%)7152(Top 503%)
40K24.85 mi0.85 mi8477+27065+197065+198637(Top 32%)6621(Top 44%)6621(Top 466%)
25.2M25.20 mi0.35 mi8478-17057+87057+89176(Top 34%)6836(Top 45%)6836(Top 481%)
Finish26.22 mi1.02 mi8459+197025+327025+328460(Top 32%)6436(Top 42%)6436(Top 453%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21stories
+97ft-345ft

Overall

7041

Males

6274

M55-59

6274

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7465

Males

6575

M55-59

6575

10K→15K

6.2 - 9.3 mi

Top 26%
×3stories
+67ft-78ft

Overall

7041

Males

6274

M55-59

6274

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

8961

Males

7479

M55-59

7479

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

12560

Males

9285

M55-59

9285

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8208

Males

6943

M55-59

6943

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10182

Males

7918

M55-59

7918

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

10948

Males

8220

M55-59

8220

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

11112

Males

8161

M55-59

8161

21M→35K

21.0 - 21.8 mi

Top 29%
×7stories
+17ft-86ft

Overall

7633

Males

6275

M55-59

6275

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10671

Males

7795

M55-59

7795

23M→24M

23.0 - 24.0 mi

Top 36%
×6stories
+12ft-82ft

Overall

9504

Males

7152

M55-59

7152

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8637

Males

6621

M55-59

6621

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9176

Males

6836

M55-59

6836

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8460

Males

6436

M55-59

6436

Passing Analysis

Category:
Athletes Passed
856
Passed By
2422
Net Change
-1566
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6893
5K → 10K111346-235#6893#7128
10K → 15K164112+52#7128#7076
15K → 20K33401-368#7076#7444
20K → Half1241-240#7444#7684
Half → 25K79113-34#7684#7718
25K → 30K45410-365#7718#8083
30K → 20M49200-151#8083#8234
20M → 21M26193-167#8234#8401
21M → 35K6323+40#8401#8361
35K → 23M52165-113#8361#8474
23M → 24M6469-5#8474#8479
24M → 40K6361+2#8479#8477
40K → 25.2M2728-1#8477#8478
25.2M → Finish7960+19#8478#8459
TOTALS8562422-1566
📊

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