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Results & PRs for Yan-Heng Zhang's official Square-1 (WCA) results: every round on record, measured against their own personal bests and their peers.
Competitor event analysis
Every number on this screen is Yan-Heng Zhang's Square-1 (WCA) results only — no other competitor or event is mixed in.
Yan-Heng Zhang 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
PBs, PR progression and PR pace
Yan-Heng Zhang's Square-1 PB average is 8.21, set at Rubik's WCA European Championship 2026, after 21 PRs in this event — and typically competes within 11% of the PB average held walking in.
PB singlelower is better
6.19
Kewbz UK Championship 2026
PB averagelower is better
8.21
Rubik's WCA European Championship 2026
Total event PRs
21
Single vs average PRs
12 / 9
single PRs / average PRs
Avg days between PRslower is better
113
Longest gap
350d
2023-07-29 → 2024-07-13
How close to peak?lower is better
111.1%
35% of comps within 10% of PB pace
Recent PR pace
4 / 12mo
6 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 114% is this cuber's own typical pace.