Individual Calculations April 2021
 Kirsch, Yahel David  Total change: -62.40  Rating chartPersonal card
 Israel Youth Championship Finals 2021 U12 - Israel Eshel Memorial Hakfar Hayarok ISR 2021-03-19
RcRownchangeKK*chgGame
 1403 1594 5.00 8 -0.78 40 -31.20 
  Yaroslavsky, Adam David 1301 ISR0.501-0.3540-14.00 
  Fishov, Matan 1205 ISR1.0010.09403.60 
  Krupnik, Benaya 1194  * ISR1.0010.08403.20 
  Qasem, Muhamad Mody 1440 ISR1.0010.294011.60 
  Shefer, Uri 1471 ISR1.0010.334013.20 
  Dezent, Eyal 1620 ISR0.001-0.4640-18.40 
  Ostrovsky Berman, Noam 1573 ISR0.501-0.0340-1.20 
  Blumenthal, Michael 1416 ISR0.001-0.7340-29.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 Israel girls chess championship under 12 Ashdod ISR 2021-03-19
RcRownchangeKK*chgGame
 1403 1594 5.00 8 -0.78 40 -31.20 
  Yaroslavsky, Adam David 1301 ISR0.501-0.3540-14.00 
  Fishov, Matan 1205 ISR1.0010.09403.60 
  Krupnik, Benaya 1194  * ISR1.0010.08403.20 
  Qasem, Muhamad Mody 1440 ISR1.0010.294011.60 
  Shefer, Uri 1471 ISR1.0010.334013.20 
  Dezent, Eyal 1620 ISR0.001-0.4640-18.40 
  Ostrovsky Berman, Noam 1573 ISR0.501-0.0340-1.20 
  Blumenthal, Michael 1416 ISR0.001-0.7340-29.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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