Individual Calculations October 2012
 Ross, Chris N  Total change: 12.60  Rating chartPersonal card
 40th World Chess Olympiad-Open Istanbul TUR 2012-08-28
RcRownchangeKK*chgGame
 2223 2231 4.50 7 0.84 15 12.60 
  Iwasaki, Yudai c2137 JPN1.0010.37155.55 
  Garbett, Paul Anthony m2276 NZL1.0010.56158.40 
  McMahon, Daire f2153 IRL1.0010.39155.85 
  Ortiz Suarez, Isan Reynaldo g2569 CUB0.001-0.1215-1.80 
  Alahakoon, Isuru 2060 SRI1.0010.27154.05 
  Al-Sulaiti, Ghanem f2178 QAT0.501-0.0715-1.05 
  Boudriga, Med Ali 2191 TUN0.001-0.5615-8.40 

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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