This page is still filling in
We're pulling Nachuan Sun (孙纳川)'s photo from the official WCA records. It usually takes a few seconds — reload to see the finished page.
Nachuan Sun (孙纳川) — Clock (WCA) results & prs
Results & PRs for Nachuan Sun (孙纳川)'s official Clock (WCA) results: every round on record, measured against their own personal bests and their peers.
Competitor event analysis
Nachuan Sun (孙纳川) — Clock (WCA)
Every number on this screen is Nachuan Sun (孙纳川)'s Clock (WCA) results only — no other competitor or event is mixed in.
Nachuan Sun (孙纳川) has no Clock rating yet. Ratings are seeded from WCA world rankings and then move with every club challenge. See the Clock board
Results & PRs
Nachuan Sun (孙纳川) · Clock (WCA)
PBs, PR progression and PR pace
Nachuan Sun (孙纳川)'s Clock PB average is 4.00, set at Guangzhou Special 2026, after 15 PRs in this event — and typically competes within 15% of the PB average held walking in.
PB singlelower is better
2.91
Guangzhou Special 2026
PB averagelower is better
4.00
Guangzhou Special 2026
Total event PRs
15
Single vs average PRs
8 / 7
single PRs / average PRs
Avg days between PRslower is better
272
Longest gap
1128d
2021-05-01 → 2024-06-02
How close to peak?lower is better
115.5%
29% of comps within 10% of PB pace
Recent PR pace
3 / 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 117% is this cuber's own typical pace.