Dan Zheng

Bib: 9767M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:49
Rank: #13647
Start5K
23:49 | 7:40/mi
10K· 6.21 mi
47:37
Rank: #13612 (+35)
5K10K
23:48 | 7:40/mi
15K· 9.32 mi
1:11:41
Rank: #13671 (-59)
10K15K
24:04 | 7:45/mi
20K· 12.43 mi
1:36:34
Rank: #13998 (-327)
15K20K
24:53 | 8:01/mi
Half· 13.11 mi
1:41:55
Rank: #14027 (-29)
20KHalf
5:21 | 7:50/mi
25K· 15.53 mi
2:01:39
Rank: #14140 (-113)
Half25K
19:44 | 8:08/mi
30K· 18.64 mi
2:28:24
Rank: #14370 (-230)
25K30K
26:45 | 8:37/mi
20M
2:40:05
Rank: #14359 (+11)
30K20M
11:41 | 8:36/mi
21M
2:50:24
Rank: #14772 (-413)
20M21M
10:19 | 10:19/mi
35K· 21.75 mi
2:57:06
Rank: #14897 (-125)
21M35K
6:42 | 8:57/mi
23M
3:10:47
Rank: #15678 (-781)
35K23M
13:41 | 10:56/mi
24M
3:20:49
Rank: #16021 (-343)
23M24M
10:02 | 10:02/mi
40K· 24.85 mi
3:29:30
Rank: #16264 (-243)
24M40K
8:41 | 10:09/mi
25.2M
3:33:20
Rank: #16382 (-118)
40K25.2M
3:50 | 11:07/mi
Finish· 26.22 mi
3:42:48
Rank: #16569 (-187)
25.2MFinish
9:28 | 9:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:55
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time2:00:53
Pace9:13 /mi
📊Positive Split: 18.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:0023:497:4023:49
7:40
-
10K
6.21 mi11:13:4847:377:4023:48
7:40
0:00
15K
9.32 mi11:37:521:11:417:4124:04
7:45
+0:05
20K
12.43 mi12:02:451:36:347:4624:53
8:01
+0:16
Half
13.11 mi12:08:061:41:557:465:21
7:50
-0:11
25K
15.53 mi12:27:502:01:397:5019:44
8:08
+0:18
30K
18.64 mi12:54:352:28:247:5826:45
8:37
+0:29
20M
20.00 mi13:06:162:40:058:0011:41
8:36
-0:01
21M
21.00 mi13:16:352:50:248:0710:19
10:19
+1:43
35K
21.75 mi13:23:172:57:068:096:42
8:57
-1:22
23M
23.00 mi13:36:583:10:478:1813:41
10:56
+1:59
24M
24.00 mi13:47:003:20:498:2210:02
10:02
-0:54
40K
24.85 mi13:55:413:29:308:268:41
10:09
+0:07
25.2M
25.20 mi13:59:313:33:208:283:50
11:07
+0:58
Finish
26.22 mi14:08:593:42:488:309:28
9:17
-1:50

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

7:40 /mi

Average Pace

8:30 /mi

Slowest Pace

11:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:55

46% of race

Time at Steady Pace

1:04:52

29% of race

Time at Slower Pace

56:01

25% of race

Average Pace: 8:30 /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 mi10:50:0023:497:4023:49
7:40
#13647
10K
6.21 mi11:13:4847:377:4023:48
7:40
#13612
15K
9.32 mi11:37:521:11:417:4124:04
7:45
#13671
20K
12.43 mi12:02:451:36:347:4624:53
8:01
#13998
Half
13.11 mi12:08:061:41:557:465:21
7:50
#14027
25K
15.53 mi12:27:502:01:397:5019:44
8:08
#14140
30K
18.64 mi12:54:352:28:247:5826:45
8:37
#14370
20M
20.00 mi13:06:162:40:058:0011:41
8:36
#14359
21M
21.00 mi13:16:352:50:248:0710:19
10:19
#14772
35K
21.75 mi13:23:172:57:068:096:42
8:57
#14897
23M
23.00 mi13:36:583:10:478:1813:41
10:56
#15678
24M
24.00 mi13:47:003:20:498:2210:02
10:02
#16021
40K
24.85 mi13:55:413:29:308:268:41
10:09
#16264
25.2M
25.20 mi13:59:313:33:208:283:50
11:07
#16382
Finish
26.22 mi14:08:593:42:488:309:28
9:17
#16569
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi136479929992913900(Top 49%)9907(Top 62%)9907(Top 415%)
10K6.21 mi3.10 mi13612+359859+709859+7013544(Top 48%)9821(Top 61%)9821(Top 412%)
15K9.32 mi3.11 mi13671-599851+89851+813900(Top 49%)9907(Top 62%)9907(Top 415%)
20K12.43 mi3.11 mi13998-3279958-1079958-10715007(Top 53%)10320(Top 64%)10320(Top 433%)
Half13.11 mi0.68 mi14027-299969-119969-1114587(Top 51%)10168(Top 63%)10168(Top 426%)
25K15.53 mi2.42 mi14140-1139977-89977-814895(Top 52%)10161(Top 63%)10161(Top 426%)
30K18.64 mi3.11 mi14370-23010010-3310010-3315451(Top 54%)10262(Top 64%)10262(Top 430%)
20M20.00 mi1.36 mi14359+119983+279983+2714406(Top 51%)9649(Top 60%)9649(Top 404%)
21M21.00 mi1.00 mi14772-41310140-15710140-15719413(Top 68%)11794(Top 73%)11794(Top 494%)
35K21.75 mi0.75 mi14897-12510176-3610176-3617990(Top 63%)11043(Top 69%)11043(Top 463%)
23M23.00 mi1.25 mi15678-78110456-28010456-28023054(Top 81%)13361(Top 83%)13361(Top 560%)
24M24.00 mi1.00 mi16021-34310585-12910585-12921446(Top 76%)12557(Top 78%)12557(Top 526%)
40K24.85 mi0.85 mi16264-24310670-8510670-8520941(Top 74%)12251(Top 76%)12251(Top 513%)
25.2M25.20 mi0.35 mi16382-11810706-3610706-3620953(Top 74%)12261(Top 76%)12261(Top 514%)
Finish26.22 mi1.02 mi16569-18710758-5210758-5220319(Top 72%)11962(Top 74%)11962(Top 501%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

13900

Males

9907

M45-49

9907

5K→10K

3.1 - 6.2 mi

Top 48%
×5stories
+79ft-138ft

Overall

13544

Males

9821

M45-49

9821

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

13900

Males

9907

M45-49

9907

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

15007

Males

10320

M45-49

10320

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

14587

Males

10168

M45-49

10168

Half→25K

13.1 - 15.5 mi

Top 52%
×4stories
+66ft-88ft

Overall

14895

Males

10161

M45-49

10161

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

15451

Males

10262

M45-49

10262

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

14406

Males

9649

M45-49

9649

20M→21M

20.0 - 21.0 mi

Top 68%
×8stories
+106ft-24ft

Overall

19413

Males

11794

M45-49

11794

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

17990

Males

11043

M45-49

11043

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

23054

Males

13361

M45-49

13361

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

21446

Males

12557

M45-49

12557

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

20941

Males

12251

M45-49

12251

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

20953

Males

12261

M45-49

12261

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20319

Males

11962

M45-49

11962

Passing Analysis

Category:
Athletes Passed
1243
Passed By
4165
Net Change
-2922
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13647
5K10K299264+35#13647#13612
10K15K189248-59#13612#13671
15K20K121448-327#13671#13998
20KHalf2453-29#13998#14027
Half25K134247-113#14027#14140
25K30K192422-230#14140#14370
30K20M117106+11#14370#14359
20M21M33446-413#14359#14772
21M35K36161-125#14772#14897
35K23M18799-781#14897#15678
23M24M13356-343#15678#16021
24M40K24267-243#16021#16264
40K25.2M7125-118#16264#16382
25.2MFinish36223-187#16382#16569
TOTALS12434165-2922
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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