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Alvin Hiu Yeung Cheng (鄭曉洋) — Square-1 (WCA) results & prs
Results & PRs for Alvin Hiu Yeung Cheng (鄭曉洋)'s official Square-1 (WCA) results: every round on record, measured against their own personal bests and their peers.
Competitor event analysis
Alvin Hiu Yeung Cheng (鄭曉洋) — Square-1 (WCA)
Every number on this screen is Alvin Hiu Yeung Cheng (鄭曉洋)'s Square-1 (WCA) results only — no other competitor or event is mixed in.
Alvin Hiu Yeung Cheng (鄭曉洋) has no Square-1 rating yet. Ratings are seeded from WCA world rankings and then move with every club challenge. See the Square-1 board
Results & PRs
Alvin Hiu Yeung Cheng (鄭曉洋) · Square-1 (WCA)
PBs, PR progression and PR pace
Alvin Hiu Yeung Cheng (鄭曉洋)'s Square-1 PB average is 10.52, set at Rubik's WCA North American Championship 2026, after 9 PRs in this event — and typically competes within 13% of the PB average held walking in.
PB singlelower is better
7.62
Rubik's WCA World Championship 2023
PB averagelower is better
10.52
Rubik's WCA North American Championship 2026
Total event PRs
9
Single vs average PRs
3 / 6
single PRs / average PRs
Avg days between PRslower is better
501
Longest gap
1288d
2019-08-24 → 2023-03-04
How close to peak?lower is better
112.8%
46% of comps within 10% of PB pace
Recent PR pace
2 / 12mo
0 in the 12 months before
PR progression over time
How close to peak?
100% means solving exactly at PB-average pace — almost nobody lives there. Green is within 10% of PB or better; the dashed line at 112% is this cuber's own typical pace.