Individual Calculations February 2023
 Ben Ari, Yannay  Total change: -2.90  Rating chartPersonal card
 Mivhanim Israel ISR 2023-01-05
RcRownchangeKK*chgGame
 2440 2406 0.50 1 0.05 10 0.50 
  Rozen, Eytan m2440 ISR0.5010.05100.50 

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 National league 1-4 Israel ISR 2023-01-11
RcRownchangeKK*chgGame
 2343 2406 2.00 4 -0.34 10 -3.40 
  Kochavi, Ori f2396 ISR1.0010.49104.90 
  Deutsch, Eyal m2297 ISR0.501-0.1510-1.50 
  Veinberg, Nimrod m2400 ISR0.001-0.5110-5.10 
  Maryasin, Boris m2277 ISR0.501-0.1710-1.70 

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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