JSM 2025 R4 - Neighbours and Converse (18th - 24 th Apr) has started Discuss
PR 2025 R5 - Word & Casual (18th - 24th Apr) has started Discuss
Riad's April Contest 2025 (18th - 27th April) has started Discuss
SM 2025 Cumulative results
Puzzle Ramayan 2025
Sudoku Mahabharat - Junior 2025
ISPC Finals

Jaehyun Koo

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Real name Jaehyun Koo
Puzzle Blog
Country South Korea
Date registered2024-01-26 12:02 PM
Last logon2025-03-23 11:57 AM
Total posts
Rank
LMI RatingsCurrent RankCurrent RatingsBest RankBest RatingsRatings History
LMI Puzzle Ratings 449 194.9534 443 215.1083 History
LMI Sudoku Ratings 663 132.3289 654 169.4738 History

Puzzle Testkoosaga's Rankkoosaga's ScoreTest Max ScorePSRSNSW
2025R1 (Classics) 275 28.4 134.883 302 303 302 0.8
2024R2 (Loops & Numbers) 248 19 130.583 229 252 235 0.6
Sudoku Testkoosaga's Rankkoosaga's ScoreTest Max ScorePSRSNSW
2024R2 (Odd Even & Hybrids) 325 13 139.333 159 192 167 0.6
2024R1 (Standard & Irregular) 379 13 141.75 210 314 236 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