Individual Calculations September 2014
 Zerafa, Robert  Total change: -15.20  Rating chartPersonal card
 Chess Olympiad 2014-Open Tromsø NOR 2014-08-01
RcRownchangeKK*chgGame
 2163 2084 2.50 8 -0.76 20 -15.20 
  Parligras, Mircea-Emilian g2484  * ROU0.001-0.0820-1.60 
  Al-Hadarani, Hatim f2254 YEM0.001-0.2820-5.60 
  Chan, Chak Man c1858 HKG1.0010.21204.20 
  Kassis, Antoine f2157 LIB0.001-0.4020-8.00 
  Mansour, Sameer f2249 JOR0.001-0.2820-5.60 
  Maia, Mariano Tesoura De 2141 MOZ0.001-0.4220-8.40 
  Kooshani, Mahbuboollah f2036 AFG1.0010.43208.60 
  Santana Otero, Orlando 2125 PUR0.5010.06201.20 
 * 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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