Individual Calculations October 2017
 Duma, Ioan-Cristian  Total change: -35.60  Rating chartPersonal card
 Corneliu Busu Memorial 2017 - U16 Resita ROU 2017-09-22
RcRownchangeKK*chgGame
 1136 1231 1.00 3 -0.89 40 -35.60 
  Ionescu, Mihail 1108 ROU0.501-0.1740-6.80 
  Stanga, Daniel 1189 ROU0.001-0.5640-22.40 
  Santimbrean, Mihnea-Nicolae 1110 ROU0.501-0.1640-6.40 

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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