SM 2026 R4 - Irregular & Converse (1st - 9th May) Score Discuss
PR 2026 R5 - Word & Casual (16th - 22nd May) has started Discuss
World Sudoku & Puzzle Championship 2026

Rattanawan Khattiyakul

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Real name Rattanawan Khattiyakul
Puzzle Blog
Country Thailand
Date registered2025-02-18 8:56 AM
Last logon2026-02-06 2:18 PM
Total posts
Rank
LMI RatingsCurrent RankCurrent RatingsBest RankBest RatingsRatings History
LMI Sudoku Ratings 666 139.0069 618 166.7159 History

Sudoku TestRootbeer's RankRootbeer's ScoreTest Max ScorePSRSNSW
2026R1 (Standard & Neighbours) 385 5 138.433 75 184 102 0.8
2025R3 (Odd Even & Irregular) 312 26 155.533 213 169 202 0.7
2025R1 (Standard & Converse) 403 16 154.75 190 204 194 0.6

PS = Prorated Score (Score based on players's score, median score and top score in the test)
RS = Rank Score (Score based on player's rank in the test)
NS = Normalized Score (.75 * PS + .25 * RS)
W = Weight of the test
Click here for detailed logic of LMI Player Rating System v2.0