Individual Calculations July 2017
 Levy, Zohar  Total change: 88.80  Rating chartPersonal card
 National Ch. 1-8 final Herzliya 2017 Herzliya ISR 2017-04-24
RcRownchangeKK*chgGame
 1627 1553 5.00 9 1.38 40 55.20 
  Greiver, Alejandro 1667 URU1.0010.664026.40 
  Milatin, Zvi 1602 ISR0.5010.07402.80 
  Weisbuch, Gabriel 1724 ISR0.5010.23409.20 
  Horowitz, Guy 1618 ISR1.0010.594023.60 
  Lahav, Matan 1658 ISR0.001-0.3640-14.40 
  Schwartz, Yinon 1645 ISR0.001-0.3740-14.80 
  Elsner, Yair 1406 ISR1.0010.304012.00 
  Cohen, Yaacov 1519 ISR1.0010.454018.00 
  Nechemya, Natan 1807 ISR0.001-0.1940-7.60 

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)
 
 Mark Center Spring 2017 B Tel Aviv ISR 2017-05-09
RcRownchangeKK*chgGame
 1467 1600 3.00 4 0.41 40 16.40 
  Ater, Yuval 1282 ISR0.001-0.8740-34.80 
  Weiss, Omri 1263 ISR1.0010.12404.80 
  Sokolov, Yonatan 1675 ISR1.0010.604024.00 
  Vilkovsky, Elias 1646 ISR1.0010.564022.40 

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 Bet Petah Tikva 2017 Promotion Playoff Rishon Lezion ISR 2017-06-15
RcRownchangeKK*chgGame
 1978 1600 0.50 1 0.41 40 16.40 
  Kummel, Mario 1978 ISR0.5010.414016.40 

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)
 
 Shah-Kait Netanya 2017 Netanya ISR 2017-06-20
RcRownchangeKK*chgGame
 1895 1600 0.50 3 0.02 40 0.80 
  Hayohamo, Raz 1832 ISR0.5010.294011.60 
  Gershkowich, David f2000  * ISR0.001-0.0840-3.20 
  Ovsepyan, Marat 1854 UKR0.001-0.1940-7.60 
 * 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)
 

 

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