Player record

Cook, William

ID 80800NVMaleInactive
Current rating827

Wins

2

Indexed tournament wins

Losses

1

Indexed tournament losses

Matches

3

Decisive results

Win rate

66.7%

Across indexed matches

Peak rating

827

Highest rating in the available history.

Biggest upset

Not enough data

No qualifying upset available.

Biggest loss

Not enough data

No qualifying loss available.

Most frequent opponent

Hsieh, Wen-Ching

1 match

Open →

Rating trajectory

Published rating movement across recorded events.

Rating history unavailable

More published rating points are needed before a trajectory can be drawn.

Tournament history

1 tournament appearances · synced Aug 11, 2026, 2:29 AM

DateTournamentRating inRating afterPoints changedRecord
Sep 6, 2009LVTT Labor Day OpenTournament · View matches · Initial rating 827Unrated8272W / 1L