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World Sudoku & Puzzle Championship 2026
ISC & SM and IPC & PR 2026

Jin Sungwon

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Real name Jin Sungwon
Puzzle Blog
Country South Korea
Date registered2024-11-23 4:51 PM
Last logon2025-12-07 5:03 PM
Total posts
Rank
LMI RatingsCurrent RankCurrent RatingsBest RankBest RatingsRatings History
LMI Puzzle Ratings 286 353.989 230 453.3543 History
LMI Sudoku Ratings 240 494.0582 169 584.6241 History

Puzzle Ratings HistoryRatingsRank
2026R4 (Shading & Loops) 353.989 286
2026R3 (OP & Regions) 359.9005 291
2026R2 (MII & Number Placement) 384.0517 280
2026R1 (Classics) 388.5455 273
2025R5 (Word & Casual) 410.1777 246
2025R4 (Shading & Regions) 416.7314 255
2025R3 (Numbers & MII) 453.3543 230
2025R2 (Loop & OP) 453.3543 240
2025R1 (Classics) 427.4963 250
Puzzle TestPuzzleist's RankPuzzleist's ScoreTest Max ScorePSRSNSW
2025R2 (Loop & OP) 212 26.9 124.25 354 358 355 0.6
2025R1 (Classics) 71 80.3 134.883 689 817 721 0.6
Sudoku TestPuzzleist's RankPuzzleist's ScoreTest Max ScorePSRSNSW
2025R2 (Math & Neighbours) 112 75 149.7 625 731 652 0.7
2025R1 (Standard & Converse) 195 55 154.75 558 615 572 0.6
HNY2025 83 553.5 2207 541 643 567 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