Individual Calculations August 2014
 Ryba, Andrew  Total change: -15.60  Rating chartPersonal card
 42nd Annual World Open - U2400 Section Arlington, Virginia USA 2014-06-30
RcRownchangeKK*chgGame
 2114 2213 4.00 8 -1.04 15 -15.60 
  Sana, Mariano 2139 USA0.501-0.1015-1.50 
  Gutman, Joshua 2125 USA1.0010.38155.70 
  Lessler, Peter 2196 USA0.501-0.0215-0.30 
  Kogen, Jonathan S 2181 USA0.001-0.5415-8.10 
  Lohr, Justin 1986 USA0.501-0.2915-4.35 
  Zhang, Yuanchen f2180 CAN0.501-0.0515-0.75 
  Abe, Mahiro 2084 JPN0.501-0.1715-2.55 
  Kumar, Aravind f2024 USA0.501-0.2515-3.75 

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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