Individual Calculations August 2019
 Tahmassebi, Bijan  Total change: 72.80  Rating chartPersonal card
 47th Annual World Open Philadelphia, Pennsylvania USA 2019-07-03
RcRownchangeKK*chgGame
 2234 2029 4.00 9 1.82 40 72.80 
  Li, Ben f2358 USA0.001-0.1240-4.80 
  Huang, Qiuyu f2181 CAN0.5010.20408.00 
  Ramer, Scott 2269 USA0.5010.304012.00 
  Castillo, Josue 2156 DOM0.5010.17406.80 
  Zhou, Ziwen 2172 USA1.0010.694027.60 
  Ardito, Andrew 2205 USA1.0010.734029.20 
  Boekhoff, Andrew f2284 USA0.5010.314012.40 
  Zhang, Yuanchen f2261 CAN0.001-0.2140-8.40 
  Paul, Justin f2222 USA0.001-0.2540-10.00 

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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