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

Rachel Nordgren

Player Profile : rknordgren
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Real name Rachel Nordgren
Puzzle Blog
Country United States
Date registered2025-02-11 6:00 AM
Last logon2026-03-02 5:57 AM
Total posts0 
Rank
LMI RatingsCurrent RankCurrent RatingsBest RankBest RatingsRatings History
LMI Puzzle Ratings 560 64.08494 515 89.40244 History
LMI Sudoku Ratings 646 150.2729 646 150.2729 History

Puzzle Ratings HistoryRatingsRank
2026R4 (Shading & Loops) 64.08494 560
2026R3 (OP & Regions) 64.08494 586
2026R2 (MII & Number Placement) 71.29562 584
2026R1 (Classics) 71.29562 581
2025R5 (Word & Casual) 77.86665 515
2025R4 (Shading & Regions) 77.86665 572
2025R3 (Numbers & MII) 89.40244 573
2025R2 (Loop & OP) 89.40244 582
2025R1 (Classics) 89.40244 583
Puzzle Testrknordgren's Rankrknordgren's ScoreTest Max ScorePSRSNSW
2025R1 (Classics) 333 14 134.883 149 157 151 0.6
Sudoku Testrknordgren's Rankrknordgren's ScoreTest Max ScorePSRSNSW
2026R2 (Math & Outside) 346 21 141.283 256 246 254 1

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