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Ryotaro Chiba

LMI RatingsCurrent RankCurrent RatingsBest RankBest RatingsRatings History
LMI Puzzle Ratings 92 598.2596 55 703.9495 History
LMI Sudoku Ratings 318 367.1772 241 443.3271 History

Puzzle Testdegamma's Rankdegamma's ScoreTest Max ScorePSRSNSW
Hex Slitherlink 33 100 100
Puzzle Marathon 2016 217 216.649 976.528 206 201 204 0.8
Object Placement (PR 2015/16) 40 75.5 137.65 663 758 687 0.7
Loop pooL 41 100 100
NEW, HUGE, AND CHALLENGING 31 100 100
Loops (PR 2015/16) 54 127.618 165.6 758 752 757 0.7
Toketa? Selection 28 505 1103.67 630 773 666 0.6
Shading (PR 2015/16) 50 116.817 159.05 755 763 757 0.6
Snakes (PR 2015/16) 45 64.5 137.867 581 694 609 0.6
WCPN 54 460 1279.77 563 685 593
forsmarts 13th Anniversary Contest 57 210.3 811.5
LMI Screen Test #5 76 1394.2 2175.2 651 716 667
Regions (PR 2015/16) 33 119.15 157.683 781 858 800
Evergreens (PR 2015/16) 117 35 130.2 456 450 454

Sudoku Testdegamma's Rankdegamma's ScoreTest Max ScorePSRSNSW
Wacky Slovak Classics 144 10 259.25 62 14 50 0.9
Irregular Variations (SM 15/16) 189 34.5 145.15 326 268 312 0.8
Triplets & Triangles 106 183.5 969.167 374 371 374 0.7
Converse Variations (SM 15/16) 91 61.4 142.083 603 693 626 0.7
Twisted Classics (SM 15/16) 254 40.5 155.083 278 212 261 0.6
Outside Variations (SM 15/16) 160 36 135.533 462 454 460 0.6
Math Variations (SM 15/16) 87 58.9 136.083 587 722 621 0.6
Odd Even Variations (SM 15/16) 166 56 156.233 475 448 468
Neighbours Variations (SM 14/15) 275 16 153.933 127 71 113


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

TVC / CTCdegamma's Rankdegamma's ScoreTest Max Score
Classic Tapa Contest - 2016 42 360.3 606.4
Tapa Variations Contest - XVIII 41 482 1059.25
Tapa Variations Contest - XVII 107 229 1054.45

User profile: degamma
Real name Ryotaro Chiba
Website addresshttp://
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Country Japan
Test ScoresCTC : 360.3
Date registered2015-02-22 8:50 PM
Last logon2016-10-08 2:43 PM
Total posts0

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