Individual Calculations February 2015
 Wang, Chen  Total change: 1.30  Rating chartPersonal card
 24th Annual North American Open Las Vegas, Nevada USA 2014-12-26
RcRownchangeKK*chgGame
 2353 2473 6.00 9 0.13 10 1.30 
  Colas, Joshua 2220 USA0.501-0.3110-3.10 
  Adamson, Robby f2249 USA1.0010.22102.20 
  Tate, Emory A m2268 USA1.0010.24102.40 
  Shetty, Atulya f2307 USA0.501-0.2210-2.20 
  De Guzman, Ricardo m2387 PHI0.501-0.1210-1.20 
  Sheng, Joshua 2256 USA1.0010.22102.20 
  Sevillano, Enrico M g2465 USA0.501-0.0110-0.10 
  Zhou, Jianchao g2587 CHN0.5010.16101.60 
  Yankovsky, Roman m2436 RUS0.501-0.0510-0.50 

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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