Yu-Chia Chang (張祐嘉) — 5x5x5 Cube (WCA) results & prs
Results & PRs for Yu-Chia Chang (張祐嘉)'s official 5x5x5 Cube (WCA) results: every round on record, measured against their own personal bests and their peers.
Results & PRs for Yu-Chia Chang (張祐嘉)'s official 5x5x5 Cube (WCA) results: every round on record, measured against their own personal bests and their peers.
Competitor event analysis
Every number on this screen is Yu-Chia Chang (張祐嘉)'s 5x5x5 Cube (WCA) results only — no other competitor or event is mixed in.
Yu-Chia Chang (張祐嘉) has no 5x5x5 Cube rating yet. Ratings are seeded from WCA world rankings and then move with every club challenge. See the 5x5x5 Cube board
Results & PRs
PBs, PR progression and PR pace
Yu-Chia Chang (張祐嘉)'s 5x5x5 Cube PB average is 1:20.05, set at Maru Cube Day Taiwan 2026, after 4 PRs in this event — and typically competes within 2% of the PB average held walking in.
PB singlelower is better
1:09.46
Taoyuan Airport Cube Day 2025
PB averagelower is better
1:20.05
Maru Cube Day Taiwan 2026
Total event PRs
4
Single vs average PRs
2 / 2
single PRs / average PRs
Avg days between PRslower is better
238
Longest gap
238d
2025-11-29 → 2026-07-25
How close to peak?lower is better
102.2%
100% of comps within 10% of PB pace
Recent PR pace
4 / 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 102% is this cuber's own typical pace.