Individual Calculations April 2023
 Yang, Qindong  Total change: 19.20  Rating chartPersonal card
 Spring 2023 CCC IM Norm Invitational - B Charlotte, North Carolina USA 2023-03-15
RcRownchangeKK*chgGame
 2250 2127 4.00 9 0.96 20 19.20 
  Martin Del Campo, Roberto m2215 MEX1.0010.622012.40 
  Chirilov, James 2168 USA1.0010.562011.20 
  Sandoval Mercado, Carlos f2269 MEX0.001-0.3120-6.20 
  Luo, Terry f2310 USA0.001-0.2620-5.20 
  Quesada Vera, Liordis m2310 CUB0.5010.24204.80 
  Reiss, Aiden 2112 USA0.001-0.5220-10.40 
  Johnson, Donald f2240 USA1.0010.652013.00 
  Putnam, Liam f2285 USA0.001-0.2920-5.80 
  Zapata, Alonso g2341 COL0.5010.27205.40 

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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