Individual Calculations February 2014
 Lastra, Ricardo  Total change: -12.75  Rating chartPersonal card
 12th Annual Foxwoods Open Mashantucket, Connecticut USA 2014-01-22
 2220 2077 1.50 7 -0.85 15 -12.75 
  Coleman, Teddy m2393 USA0.001-0.1315-1.95 
  Rizzitano, James A m2318 USA0.5010.30154.50 
  Mikhalevski, Victor g2477  * ISR0.001-0.0815-1.20 
  Zhang, Yuanchen f2135 CAN0.001-0.4215-6.30 
  Tang, Andrew 2222 USA0.001-0.3115-4.65 
  Yagiz, Bora 1897 TUR1.0010.26153.90 
  Juac, Majur 2100 USA0.001-0.4715-7.05 
 * 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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