Individual Calculations February 2022
 Aerni, Andreas  Total change: -52.00  Rating chartPersonal card
 45. Weihnachtsopen Zurich Meister Zurich SUI 2021-12-26
RcRownchangeKK*chgGame
 1995 2209 2.00 6 -2.60 20 -52.00 
  Ricken, Katharina wc2004 NED0.001-0.7620-15.20 
  Barth, Can-Elian 2022 SUI0.501-0.2420-4.80 
  Poschadel, Andreas Gregor 1981 GER0.501-0.2920-5.80 
  Brandis, Benjamin 1999 SUI0.501-0.2720-5.40 
  Malli, Suvirr 1869 SUI0.501-0.3820-7.60 
  Haack, Kevin 2094 GER0.001-0.6620-13.20 

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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