Individual Calculations July 2015
 Gershkowich, David  Total change: -64.40  Rating chartPersonal card
 Herzliya Spring 2015 Herzliya ISR 2015-04-20
RcRownchangeKK*chgGame
 2050 2213 4.50 9 -1.63 20 -32.60 
  Gradenwitz, Oded 1813  * ISR1.0010.08201.60 
  Axelrod, Arie f2271 ISR0.001-0.4220-8.40 
  Dvoirys, Semen I. g2573 RUS0.001-0.1020-2.00 
  Emanuel, Yahav 1813  * ISR1.0010.08201.60 
  Philosoph, Assi 2012 ISR0.501-0.2620-5.20 
  Levy, Benyamin 1840 ISR1.0010.10202.00 
  Bereslavsky, Michael 2230 RUS0.001-0.4820-9.60 
  Poleg, Dan 1881 ISR0.001-0.8820-17.60 
  Cnaan, Moshe 2019 ISR1.0010.25205.00 
 * 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)
 
 Mark Centre Spring 2015 Tel Aviv ISR 2015-05-05
RcRownchangeKK*chgGame
 1997 2258 4.00 7 -1.59 20 -31.80 
  Vaserman, Eduard 1858  * ISR1.0010.08201.60 
  Mdivani, Maka 1997 ISR1.0010.18203.60 
  Friedland, Moshe 1931 ISR0.501-0.3720-7.40 
  Zak, Uriel m2261 ISR0.5010.00200.00 
  Tifferet, Shaked 2043 ISR0.501-0.2720-5.40 
  Philosoph, Assi 2028 ISR0.001-0.7920-15.80 
  Rosenzweig, Shlomo 1858  * ISR0.501-0.4220-8.40 
 * 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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