Individual Calculations October 2019
 Tomczak, Rafal  Total change: -10.60  Rating chartPersonal card
 DMP II liga seniorow 2019 Poronin POL 2019-09-06
RcRownchangeKK*chgGame
 2312 2320 1.00 3 -0.53 20 -10.60 
  Budrewicz, Krzysztof 2275 POL0.501-0.0620-1.20 
  Niekras, Dawid f2296 POL0.001-0.5320-10.60 
  Sieciechowicz, Marcin m2364 POL0.5010.06201.20 

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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