Individual Calculations January 2021
 Kochavi, Dana  Total change: -6.00  Rating chartPersonal card
 Masters Year's Start U2000 - Ramat Gan Ramat-Gan ISR 2020-09-17
RcRownchangeKK*chgGame
 1211 1554 1.50 2 -0.27 40 -10.80 
  Soybert, Ori 1215 ISR0.501-0.3840-15.20 
  Gal, Yoav 1206 ISR1.0010.11404.40 

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)
 
 Liga Artzit Lenoar Merkaz 2021 Group A 1 Varilus ISR 2020-12-24
RcRownchangeKK*chgGame
 1249 1578 1.00 1 0.12 40 4.80 
  Veinberg, Yoav 1249 ISR1.0010.12404.80 

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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