Individual Calculations July 2017
 Kostavetsky, Alexander  Total change: -17.20  Rating chartPersonal card
 Rishon Lezion Mondays Spring 2017 B Rishon Lezion ISR 2017-05-08
RcRownchangeKK*chgGame
 1525 1559 3.00 7 -0.86 20 -17.20 
  Waisberg, Arnold 1822 ISR0.001-0.1820-3.60 
  Dayan, Itay 1532 ISR0.501-0.0420-0.80 
  Arian, Tomer 1506 ISR0.001-0.5720-11.40 
  Shulman, Andi 1379 ISR0.501-0.2420-4.80 
  Brand, Rami 1482 ISR0.501-0.1120-2.20 
  Madlasi, Shay 1573 ISR0.5010.02200.40 
  Rabinovich, Igor 1378 ISR1.0010.26205.20 

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)
 

 

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