Individual Calculations October 2018
 David, Cristian  Total change: 37.60  Rating chartPersonal card
 Centrocoop Trophy Open - 31th edition Eforie Nord ROU 2018-08-27
RcRownchangeKK*chgGame
 1874 1878 5.00 8 0.94 40 37.60 
  Radu, Robert-Daniel 1478  * ROU1.0010.08403.20 
  Calin, Alexandru f2215 ROU0.001-0.1240-4.80 
  Grosu, Constantin 1572 ROU1.0010.14405.60 
  Achirei, Liviu-Dumitru 2066 ROU0.5010.24409.60 
  Sandru, Nicolae 1786 ROU0.501-0.1340-5.20 
  Andrei, Gheorghe 1648 ROU1.0010.21408.40 
  Ionita, Emilian-Paul 1951 ROU1.0010.604024.00 
  Yordanov, Lachezar f2278  * FID0.001-0.0840-3.20 
 * 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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