Individual Calculations September 2020
 Zhao, Ian  Total change: -33.20  Rating chartPersonal card
 Summer 2020 CCCSA IM Norm Invitational Charlotte, North Carolina USA 2020-08-19
RcRownchangeKK*chgGame
 2325 2380 3.50 9 -1.66 20 -33.20 
  Javakhadze, Zurab m2454 GEO0.001-0.4020-8.00 
  Francisco, Richard 2293 USA0.001-0.6220-12.40 
  Tsay, Vincent f2310 USA0.501-0.1020-2.00 
  Matros, Alexander m2442 KAZ0.5010.09201.80 
  Adamson, Robby f2201 USA1.0010.27205.40 
  Paul, Justin f2231 USA0.001-0.7020-14.00 
  Liang, Jason f2340 USA0.501-0.0620-1.20 
  Shlyakhtenko, Robert f2343 USA0.501-0.0520-1.00 
  Martin Del Campo, Roberto m2314 MEX0.501-0.0920-1.80 

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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