Rapid: Individual Calculations January 2020
 Pataki, Dragos-Ioan  Total change: -5.00  Rating chartPersonal card
 Santa Claus Cup - Cluj 2019 Cluj-Napoca ROU 2019-12-14
RcRownchangeKK*chgGame
 1246 1360 3.00 5 -0.25 20 -5.00 
  Rad, Emanuel-Iosif 1149 ROU0.001-0.7720-15.40 
  Rad, Samuel-Calin 1143 ROU1.0010.22204.40 
  Strajan, Andrei-Mihai 1250 ROU0.001-0.6520-13.00 
  Serban, Stefan 1398 ROU1.0010.552011.00 
  Bothaza, Manuel 1289 ROU1.0010.40208.00 

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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