Rapid: Individual Calculations October 2021
 Czajkowski, Ryszard  Total change: -9.60  Rating chartPersonal card
 XXXI Ogolnopolski Memorial Szachowy Jana Gietki gr A Rudnik nad Sanem POL 2021-09-25
RcRownchangeKK*chgGame
 1791 2023 5.50 9 -0.48 20 -9.60 
  Lewko, Pawel 1460 POL1.0010.02200.40 
  Michno, Marcin 1288 POL1.0010.01200.20 
  Mis, Mieszko f2214 POL0.001-0.2520-5.00 
  Trybowska, Anna 1605 POL1.0010.07201.40 
  Kojder, Tomasz 1667 POL1.0010.11202.20 
  Kasperek, Ryszard 1986 POL0.501-0.0520-1.00 
  Kyc, Jerzy 2269 POL0.001-0.1920-3.80 
  Kozak, Antoni 2254 POL0.001-0.2120-4.20 
  Mazur, Tomasz 1375 POL1.0010.01200.20 

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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