Individual Calculations October 2012
 Kamara, Ansumana  Total change: -11.70  Rating chartPersonal card
 40th World Chess Olympiad-Open Istanbul TUR 2012-08-28
RcRownchangeKK*chgGame
 2100 2086 3.50 8 -0.39 30 -11.70 
  Wiedenkeller, Michael m2475 LUX0.001-0.0930-2.70 
  Quinonez Centeno, Carlos David f2293 GUA0.001-0.2330-6.90 
  Heiba, Mohamed 1903 MTN1.0010.26307.80 
  Sanon, Mondoly 2088 HAI0.5010.00300.00 
  Massana, Jorge 2186 ISV0.001-0.3630-10.80 
  Bacchas, Clevert 1944 BER1.0010.31309.30 
  Rosenbeiger, Alan 2151 JCI0.001-0.4130-12.30 
  Ruteremara, Thetime 1760 RWA1.0010.13303.90 

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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