Individual Calculations February 2019
 Bitoon, Richard  Total change: -16.10  Rating chartPersonal card
 28th Annual North American Open Las Vegas, Nevada USA 2018-12-26
RcRownchangeKK*chgGame
 2266 2455 5.00 9 -1.61 10 -16.10 
  Yang, Kevin 2135 USA0.501-0.3710-3.70 
  Zhao, Ian 2178 CAN1.0010.17101.70 
  Wang, Jason c2241 USA0.501-0.2710-2.70 
  Zhang, Chao 2225 USA0.501-0.2910-2.90 
  Enkhtuul, Altan-Ulzii wg2267 MGL1.0010.26102.60 
  Wang, Annie fwm2303 USA0.501-0.2010-2.00 
  Becerra Rivero, Julio g2520 USA0.001-0.4110-4.10 
  Kolay, Alex 2270 USA1.0010.26102.60 
  Lehmann, Spencer 2254 USA0.001-0.7610-7.60 

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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