Tzu-Yang Chang (張子洋) — 7x7x7 Cube (WCA) results & prs
Results & PRs for Tzu-Yang Chang (張子洋)'s official 7x7x7 Cube (WCA) results: every round on record, measured against their own personal bests and their peers.
Competitor event analysis
Tzu-Yang Chang (張子洋) — 7x7x7 Cube (WCA)
Every number on this screen is Tzu-Yang Chang (張子洋)'s 7x7x7 Cube (WCA) results only — no other competitor or event is mixed in.
Tzu-Yang Chang (張子洋) has no 7x7x7 Cube rating yet. Ratings are seeded from WCA world rankings and then move with every club challenge. See the 7x7x7 Cube board
Results & PRs
Tzu-Yang Chang (張子洋) · 7x7x7 Cube (WCA)
PBs, PR progression and PR pace
Tzu-Yang Chang (張子洋)'s 7x7x7 Cube PB average is 3:53.81, set at Big and Round Taichung 2025, after 5 PRs in this event — and typically competes within 0% of the PB average held walking in.
PB singlelower is better
3:31.90
Taiwan Championship 2025
PB averagelower is better
3:53.81
Big and Round Taichung 2025
Total event PRs
5
Single vs average PRs
4 / 1
single PRs / average PRs
Avg days between PRslower is better
69
Longest gap
125d
2025-08-16 → 2025-12-19
How close to peak?lower is better
90.6%
100% of comps within 10% of PB pace
Recent PR pace
1 / 12mo
4 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 91% is this cuber's own typical pace.