Individual Calculations April 2023
 Rorrer, Grayson  Total change: -29.20  Rating chartPersonal card
 1000GM LA Spring Splash - Masters Los Angeles, CA USA 2023-03-17
RcRownchangeKK*chgGame
 2133 2292 2.00 5 -1.46 20 -29.20 
  Zhou, Jianchao g2550 CHN0.001-0.1820-3.60 
  Chiang, Jacob 2042 USA0.501-0.3120-6.20 
  Doknjas, Neil 2052 CAN0.501-0.3020-6.00 
  Mou, Iris wf2046 USA1.0010.19203.80 
  Iinuma, Paul Yuu 1977 USA0.001-0.8620-17.20 

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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