This page is still filling in
We're pulling Mix Chang (张健)'s photo from the official WCA records. It usually takes a few seconds — reload to see the finished page.
Results & PRs for Mix Chang (张健)'s official 3x3x3 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 Mix Chang (张健)'s 3x3x3 Cube (WCA) results only — no other competitor or event is mixed in.
Mix Chang (张健) has no 3x3x3 Cube rating yet. Ratings are seeded from WCA world rankings and then move with every club challenge. See the 3x3x3 Cube board
Results & PRs
PBs, PR progression and PR pace
Mix Chang (张健)'s 3x3x3 Cube PB average is 12.27, set at Tianjin Open 2024, after 10 PRs in this event — and typically competes within 0% of the PB average held walking in.
PB singlelower is better
10.78
Tianjin Open 2024
PB averagelower is better
12.27
Tianjin Open 2024
Total event PRs
10
Single vs average PRs
6 / 4
single PRs / average PRs
Avg days between PRslower is better
1402
Longest gap
2800d
2016-10-01 → 2024-06-01
How close to peak?lower is better
97.5%
100% of comps within 10% of PB pace
Recent PR pace
0 / 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 96% is this cuber's own typical pace.