Rapid: Individual Calculations June 2019
 Lacha, Josef  Total change: -23.40  Rating chartPersonal card
 Mistrovstvi CR senioru nad 60 let v rapid sachu 2019 Usti nad Labem CZE 2019-05-17
RcRownchangeKK*chgGame
 1843 1977 3.50 7 -1.17 20 -23.40 
  Hladik, Vladimir 1704 CZE1.0010.17203.40 
  Sejkora, Vlastimil f2204 CZE0.001-0.2120-4.20 
  Konvalinka, Vladislav 1796 CZE0.501-0.2420-4.80 
  Boledovic, Jan 1656 CZE1.0010.13202.60 
  Fiser, Jiri 1855 CZE0.501-0.1720-3.40 
  Jirasek, Jiri 1916 CZE0.001-0.5820-11.60 
  Martinec, Karel 1768 CZE0.501-0.2720-5.40 

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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