Blitz: Individual Calculations August 2023
 Cosma, Ioan  Total change: -26.50  Rating chartPersonal card
 Five O'Clock Blitz - 41st ed. Bucuresti ROU 2023-07-07
RcRownchangeKK*chgGame
 1671 2230 6.00 9 -2.65 10 -26.50 
  Georgescu, Gabriel-Ioan f1592 ROU1.0010.01100.10 
  Danila, Tudor-Gabriel 1874 ROU0.001-0.8910-8.90 
  Pruszter, Rudolf 1542 ROU0.001-0.9910-9.90 
  Oncescu, Vlad-Norin 1830  * ROU1.0010.08100.80 
  David, Alexandru 1528 ROU1.0010.01100.10 
  Nacu, Mihai 1727 ROU0.001-0.9610-9.60 
  Ghita, Costa-Cristian 1478 ROU1.0010.00100.00 
  Sariteanu, Sabina wf1713 ROU1.0010.04100.40 
  Grigoras, Alexandru-Nicolae 1757 ROU1.0010.05100.50 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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