Individual Calculations May 2024
 Kirsch, Yahel David  Total change: 51.20  Rating chartPersonal card
 Arzit Merkaz Yom Hol 2024 5-6 Israel ISR 2024-03-28
RcRownchangeKK*chgGame
 2259 1926 1.00 1 0.88 40 35.20 
  Pitam, Ella wg2259 ISR1.0010.884035.20 

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 national youth championship 2024 U16 Kfar Saba ISR 2024-04-14
RcRownchangeKK*chgGame
 1896 1961 4.50 7 0.40 40 16.00 
  Ken-Dror, Renana 1722 ISR1.0010.20408.00 
  Abitbul, Matan 1917 ISR0.501-0.0640-2.40 
  Ostrovsky Berman, Noam 1993 ISR1.0010.544021.60 
  Medovoy, Yaniv 2009 ISR0.001-0.4340-17.20 
  Beitner, Yehonatan 1877 ISR1.0010.384015.20 
  Brezis, Ari 1877 ISR0.501-0.1240-4.80 
  Meirovich, Ilay 1880 ISR0.501-0.1140-4.40 

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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