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Seunghyun Ku (구승현) — Clock (WCA) results & prs
Results & PRs for Seunghyun Ku (구승현)'s official Clock (WCA) results: every round on record, measured against their own personal bests and their peers.
Competitor event analysis
Seunghyun Ku (구승현) — Clock (WCA)
Every number on this screen is Seunghyun Ku (구승현)'s Clock (WCA) results only — no other competitor or event is mixed in.
Seunghyun Ku (구승현) 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
Seunghyun Ku (구승현) · Clock (WCA)
PBs, PR progression and PR pace
Seunghyun Ku (구승현)'s Clock PB average is 19.24, set at Rubisian Ice Break Iasi 2025, after 5 PRs in this event — and typically competes within 0% of the PB average held walking in.
PB singlelower is better
17.79
Rubisian Ice Break Iasi 2025
PB averagelower is better
19.24
Rubisian Ice Break Iasi 2025
Total event PRs
5
Single vs average PRs
3 / 2
single PRs / average PRs
Avg days between PRslower is better
42
Longest gap
42d
2025-10-18 → 2025-11-29
How close to peak?lower is better
61.2%
100% of comps within 10% of PB pace
Recent PR pace
2 / 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 61% is this cuber's own typical pace.