Qianyu Cheng

Bib: 48M

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 0.3%
Gender (Male)
#0 / 14578
Top 0.4%
Division (M18-39)
#0 / 4849
Top 1%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
15:19
Rank: #25
Start5K
15:19 | 4:56/mi
10K· 6.21 mi
31:29
Rank: #33 (-8)
5K10K
16:10 | 5:12/mi
15K· 9.32 mi
48:35
Rank: #38 (-5)
10K15K
17:06 | 5:30/mi
20K· 12.43 mi
1:05:18
Rank: #38
15K20K
16:43 | 5:23/mi
Half· 13.11 mi
1:08:58
Rank: #38
20KHalf
3:40 | 5:22/mi
25K· 15.53 mi
1:22:36
Rank: #43 (-5)
Half25K
13:38 | 5:37/mi
30K· 18.64 mi
1:41:31
Rank: #51 (-8)
25K30K
18:55 | 6:05/mi
20M
1:49:43
Rank: #53 (-2)
30K20M
8:12 | 6:02/mi
21M
1:56:11
Rank: #56 (-3)
20M21M
6:28 | 6:28/mi
35K· 21.75 mi
2:00:38
Rank: #62 (-6)
21M35K
4:27 | 5:57/mi
23M
2:08:25
Rank: #78 (-16)
35K23M
7:47 | 6:13/mi
24M
2:14:25
Rank: #83 (-5)
23M24M
6:00 | 6:00/mi
40K· 24.85 mi
2:19:27
Rank: #80 (+3)
24M40K
5:02 | 5:53/mi
25.2M
2:21:43
Rank: #80
40K25.2M
2:16 | 6:34/mi
Finish· 26.22 mi
2:27:29
Rank: #78 (+2)
25.2MFinish
5:46 | 5:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:08:58
Pace5:16 /mi
2nd Half
Distance13.11 mi
Time1:18:31
Pace5:59 /mi
📊Positive Split: 13.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi09:52:2115:194:5615:19
4:56
-
10K
6.21 mi10:08:3131:295:0416:10
5:12
+0:16
15K
9.32 mi10:25:3748:355:1317:06
5:30
+0:18
20K
12.43 mi10:42:201:05:185:1516:43
5:23
-0:07
Half
13.11 mi10:46:001:08:585:163:40
5:22
-0:01
25K
15.53 mi10:59:381:22:365:1913:38
5:37
+0:15
30K
18.64 mi11:18:331:41:315:2718:55
6:05
+0:28
20M
20.00 mi11:26:451:49:435:298:12
6:02
-0:03
21M
21.00 mi11:33:131:56:115:326:28
6:28
+0:26
35K
21.75 mi11:37:402:00:385:334:27
5:57
-0:31
23M
23.00 mi11:45:272:08:255:357:47
6:13
+0:16
24M
24.00 mi11:51:272:14:255:366:00
6:00
-0:13
40K
24.85 mi11:56:292:19:275:375:02
5:53
-0:07
25.2M
25.20 mi11:58:452:21:435:372:16
6:34
+0:41
Finish
26.22 mi12:04:312:27:295:385:46
5:40
-0:54

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

4:56 /mi

Average Pace

5:38 /mi

Slowest Pace

6:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:36

56% of race

Time at Steady Pace

48:22

33% of race

Time at Slower Pace

16:31

11% of race

Average Pace: 5:37 /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 mi09:52:2115:194:5615:19
4:56
#25
10K
6.21 mi10:08:3131:295:0416:10
5:12
#33
15K
9.32 mi10:25:3748:355:1317:06
5:30
#38
20K
12.43 mi10:42:201:05:185:1516:43
5:23
#38
Half
13.11 mi10:46:001:08:585:163:40
5:22
#38
25K
15.53 mi10:59:381:22:365:1913:38
5:37
#43
30K
18.64 mi11:18:331:41:315:2718:55
6:05
#51
20M
20.00 mi11:26:451:49:435:298:12
6:02
#53
21M
21.00 mi11:33:131:56:115:326:28
6:28
#56
35K
21.75 mi11:37:402:00:385:334:27
5:57
#62
23M
23.00 mi11:45:272:08:255:357:47
6:13
#78
24M
24.00 mi11:51:272:14:255:366:00
6:00
#83
40K
24.85 mi11:56:292:19:275:375:02
5:53
#80
25.2M
25.20 mi11:58:452:21:435:372:16
6:34
#80
Finish
26.22 mi12:04:312:27:295:385:46
5:40
#78
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25252586(Top 0.3%)86(Top 0.6%)86(Top 2%)
10K6.21 mi3.10 mi33-833-833-836(Top 0.1%)36(Top 0.2%)36(Top 0.7%)
15K9.32 mi3.11 mi38-538-538-586(Top 0.3%)86(Top 0.6%)86(Top 2%)
20K12.43 mi3.11 mi38383842(Top 0.2%)42(Top 0.3%)42(Top 0.9%)
Half13.11 mi0.68 mi38383853(Top 0.2%)53(Top 0.4%)53(Top 1%)
25K15.53 mi2.42 mi43-543-543-5109(Top 0.4%)91(Top 0.6%)91(Top 2%)
30K18.64 mi3.11 mi51-851-851-8327(Top 1%)303(Top 2%)303(Top 6%)
20M20.00 mi1.36 mi53-253-253-2223(Top 0.9%)201(Top 1%)201(Top 4%)
21M21.00 mi1.00 mi56-356-356-3302(Top 1%)280(Top 2%)280(Top 6%)
35K21.75 mi0.75 mi62-662-662-6302(Top 1%)278(Top 2%)278(Top 6%)
23M23.00 mi1.25 mi78-1667-567-5334(Top 1%)311(Top 2%)311(Top 6%)
24M24.00 mi1.00 mi83-569-269-2260(Top 1%)237(Top 2%)237(Top 5%)
40K24.85 mi0.85 mi80+366+366+3133(Top 0.5%)116(Top 0.8%)116(Top 2%)
25.2M25.20 mi0.35 mi806666192(Top 0.8%)177(Top 1%)177(Top 4%)
Finish26.22 mi1.02 mi78+265+165+1139(Top 0.5%)126(Top 0.9%)126(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.3%
×21stories
+97ft-345ft

Overall

86

Males

86

M18-39

86

5K→10K

3.1 - 6.2 mi

Top 0.1%
×5stories
+79ft-138ft

Overall

36

Males

36

M18-39

36

10K→15K

6.2 - 9.3 mi

Top 0.3%
×3stories
+67ft-78ft

Overall

86

Males

86

M18-39

86

15K→20K

9.3 - 12.4 mi

Top 0.2%
×5stories
+106ft-86ft

Overall

42

Males

42

M18-39

42

20K→Half

12.4 - 13.1 mi

Top 0.2%
×2stories
+19ft-37ft

Overall

53

Males

53

M18-39

53

Half→25K

13.1 - 15.5 mi

Top 0.4%
×4stories
+66ft-88ft

Overall

109

Males

91

M18-39

91

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

327

Males

303

M18-39

303

30K→20M

18.6 - 20.0 mi

Top 0.9%
×5stories
+64ft-50ft

Overall

223

Males

201

M18-39

201

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

302

Males

280

M18-39

280

21M→35K

21.0 - 21.8 mi

Top 1%
×7stories
+17ft-86ft

Overall

302

Males

278

M18-39

278

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

334

Males

311

M18-39

311

23M→24M

23.0 - 24.0 mi

Top 1%
×6stories
+12ft-82ft

Overall

260

Males

237

M18-39

237

24M→40K

24.0 - 24.9 mi

Top 0.5%
×1story
+6ft-20ft

Overall

133

Males

116

M18-39

116

40K→25.2M

24.9 - 25.2 mi

Top 0.8%
×1story
+13ft-16ft

Overall

192

Males

177

M18-39

177

25.2M→Finish

25.2 - 26.2 mi

Top 0.5%
×2stories
+22ft-21ft

Overall

139

Males

126

M18-39

126

Passing Analysis

Category:
Athletes Passed
12
Passed By
65
Net Change
-53
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25
5K10K08-8#25#33
10K15K05-5#33#38
15K20K220#38#38
20KHalf000#38#38
Half25K05-5#38#43
25K30K08-8#43#51
30K20M13-2#51#53
20M21M03-3#53#56
21M35K06-6#56#62
35K23M016-16#62#78
23M24M16-5#78#83
24M40K30+3#83#80
40K25.2M110#80#80
25.2MFinish42+2#80#78
TOTALS1265-53
📊

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