Individual Calculations January 2020
 Ishii, Ichiro  Total change: -6.00  Rating chartPersonal card
 C League Round 3,4 Chiba JPN 2019-12-22
RcRownchangeKK*chgGame
 1676 1785 1.00 2 -0.30 20 -6.00 
  Ushiyama, Sotaro 1716 JPN0.001-0.6020-12.00 
  Nagai, Toshiyuki 1635 JPN1.0010.30206.00 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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