Individual Calculations May 2019
 Biro, Sandor  Total change: 1.70  Rating chartPersonal card
 HUN Team League B Div. Charousek Rezso Group 2018-2019 R 9-10 Hungary West HUN 2019-03-10
RcRownchangeKK*chgGame
 2216 2196 0.50 1 0.03 10 0.30 
  Buzas, Bertalan 2216 HUN0.5010.03100.30 

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)
 
 2019 European Senior Chess Championships open 50plus Rhodes GRE 2019-04-05
RcRownchangeKK*chgGame
 2167 2196 5.00 9 0.14 10 1.40 
  Van Den Bersselaar, Henri 1937 NED1.0010.18101.80 
  Sturua, Zurab g2531 GEO0.001-0.1210-1.20 
  Gavrish, Leonid 2085 UKR0.501-0.1510-1.50 
  Martinez Lopez, Jaume 1992 ESP1.0010.24102.40 
  Gayson, Peter M 2122 ENG1.0010.40104.00 
  Welling, Gerard m2310 NED0.5010.16101.60 
  Arkell, Keith C g2467 ENG0.001-0.1710-1.70 
  Krasenkova, Ilena wm2160 RUS0.001-0.5510-5.50 
  Alikhanashvili, Giuli 1895 GEO1.0010.15101.50 

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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