Individual Calculations September 2021
 Neumann, Amit  Total change: 28.40  Rating chartPersonal card
 Chess4all- Summer in Savyon A Savyon ISR 2021-07-06
RcRownchangeKK*chgGame
 1629 1357 1.00 3 0.44 40 17.60 
  Duchan, Yoav 1624 ISR0.001-0.1840-7.20 
  Levi, Yoel 1757  * ISR0.5010.424016.80 
  Neeman, Ori 1507 ISR0.5010.20408.00 
 * 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)
 
 Israeli team U14 championship, Nahum Naftali memorial Afula ISR 2021-08-24
RcRownchangeKK*chgGame
 1164 1357 2.50 3 0.27 40 10.80 
  Galamidi, Ram 1063 ISR1.0010.15406.00 
  Kotniki, Franky 1181 ISR0.501-0.2340-9.20 
  Goldstein, Asaf 1247 ISR1.0010.354014.00 

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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