Emil Cheng

Diamond Bar, CA

Bib: 4852 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Male)
#0 / 17709
Masters (Masters Men)
#0 / 8330
Top 49%
Division (M50-54)
#0 / 1638
Top 49%
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
27 ft elev
5K· 3.11 mi
9:45/mi
30:19
2791640.7%
140 ft elev
10K· 6.21 mi
9:18/mi
59:12
1032170.7%
25 ft elev
15K· 9.32 mi
9:25/mi
1:28:27
5155
21 ft elev
21K· 13.05 mi
10:03/mi
2:05:56
2037
4 ft elev
25K· 15.53 mi
10:33/mi
2:32:10
350.2%
30 ft elev
30K· 18.64 mi
11:19/mi
3:07:20
5857
30 ft elev
35K· 21.75 mi
13:26/mi
3:49:03
9892
36 ft elev
40K· 24.85 mi
13:48/mi
4:31:55
36530.1%
18 ft elev
Finish· 26.22 mi
12:58/mi
4:49:36
80240.8%
74 ft elev
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:05:569:39 /mi⚡ faster
2nd Half
2:43:3912:26 /mi+29.9%
Positive split — 29.9% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
30:199:453.11 mi30:19
9:45
-
10K
59:129:323.10 mi28:53
9:18
-0:27
15K
1:28:279:293.11 mi29:15
9:25
+0:07
21K
2:05:569:393.73 mi37:29
10:03
+0:38
25K
2:32:109:482.48 mi26:14
10:33
+0:30
30K
3:07:2010:033.11 mi35:10
11:19
+0:46
35K
3:49:0310:323.11 mi41:43
13:26
+2:07
40K
4:31:5510:563.10 mi42:52
13:48
+0:22
Finish(26.22 mi)
4:49:3611:031.37 mi17:41
12:58
-0:50
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:18 /mi

Average Pace

11:03 /mi

Slowest Pace

13:48 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

58:08

20% of race

Time at Steady Pace

2:09:12

45% of race

Time at Slower Pace

1:42:16

35% of race

Average Pace: 11:03 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi101957393518115098216585
10K3.10 mi10755-5607768-375539-21113108125575
15K3.11 mi10928-1737876-108548-9115098216585
21K3.73 mi11652-7248306-430589-41134799317693
25K2.48 mi12368-7168690-384641-521621710661818
30K3.11 mi13020-6528966-276664-231604210313792
35K3.11 mi14626-16069778-812742-7821198127461072
40K3.10 mi15800-117410298-520777-3520754123641018
Finish(26.22 mi)1.37 mi16028-22810372-74793-161906711491901

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×18story building
+279ft-164ft

Overall

11509

Males

8216

M50-54

8216

5K→10K

3.1 - 6.2 mi

Top 38%
×11story building
+103ft-217ft

Overall

11310

Males

8125

M50-54

8125

10K→15K

6.2 - 9.3 mi

Top 38%
×3story building
+51ft-55ft

Overall

11509

Males

8216

M50-54

8216

15K→21K

9.3 - 13.1 mi

Top 45%
×1story
+20ft-37ft

Overall

13479

Males

9317

M50-54

9317

21K→25K

13.1 - 15.5 mi

Top 54%
×2story building
+35ft-8ft

Overall

16217

Males

10661

M50-54

10661

25K→30K

15.5 - 18.6 mi

Top 53%
×2story building
+58ft-57ft

Overall

16042

Males

10313

M50-54

10313

30K→35K

18.6 - 21.8 mi

Top 71%
×2story building
+98ft-92ft

Overall

21198

Males

12746

M50-54

12746

35K→40K

21.8 - 24.9 mi

Top 69%
×2story building
+36ft-53ft

Overall

20754

Males

12364

M50-54

12364

40K→Finish

24.9 - 26.2 mi

Top 63%
×5story building
+80ft-24ft

Overall

19067

Males

11491

M50-54

11491

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#10195
5K10K
687127*-560
#10195 #10755
10K15K
340167*-173
#10755 #10928
15K21K
834110*-724
#10928 #11652
21K25K
819103*-716
#11652 #12368
25K30K
821169*-652
#12368 #13020
30K35K
168781*-1606
#13020 #14626
35K40K
124571*-1174
#14626 #15800
40KFinish
29365*-228
#15800 #16028
TOTALS
6726893*-5833
#10195 #16028

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

Category:
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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

U.S. Marine Corps Community Services (MCCS)

Timing Productions