Individual Calculations January 2018
 Kostavetsky, Alexander  Total change: 43.40  Rating chartPersonal card
 Nat. Ch. 1-8 final 2017 Rishon Lezion Rishon Lezion ISR 2017-10-16
RcRownchangeKK*chgGame
 1646 1535 5.50 9 2.17 20 43.40 
  Cohen, Ziv 1792 ISR0.001-0.1820-3.60 
  Ribstein, Orel 1364 ISR1.0010.27205.40 
  Agur, Abraham 1526 ISR1.0010.49209.80 
  Pelech, Roee 1551 ISR0.001-0.4820-9.60 
  Fadida, Yehonatan 1902 ISR1.0010.902018.00 
  Bronstein, Paz 1508 ISR0.001-0.5420-10.80 
  Alon, Levi 1736 ISR0.5010.26205.20 
  Raskin, Tal 1817 ISR1.0010.842016.80 
  Federovski, Yael 1614 ISR1.0010.612012.20 

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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