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Lang Cheng (程朗) — Clock (WCA) results & prs
Results & PRs for Lang Cheng (程朗)'s official Clock (WCA) results: every round on record, measured against their own personal bests and their peers.
Competitor event analysis
Lang Cheng (程朗) — Clock (WCA)
Every number on this screen is Lang Cheng (程朗)'s Clock (WCA) results only — no other competitor or event is mixed in.
Lang Cheng (程朗) 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
Lang Cheng (程朗) · Clock (WCA)
PBs, PR progression and PR pace
Lang Cheng (程朗)'s Clock PB average is 4.04, set at Taizhou Open 2025, after 4 PRs in this event — and typically competes within 33% of the PB average held walking in.
PB singlelower is better
3.09
Guangzhou Special 2025
PB averagelower is better
4.04
Taizhou Open 2025
Total event PRs
4
Single vs average PRs
2 / 2
single PRs / average PRs
Avg days between PRslower is better
105
Longest gap
105d
2025-07-26 → 2025-11-08
How close to peak?lower is better
133.1%
0% of comps within 10% of PB pace
Recent PR pace
1 / 12mo
3 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 125% is this cuber's own typical pace.