Individual Calculations July 2018
 Zilberman, Yaacov  Total change: -16.00  Rating chartPersonal card
 National Ch. Semifinal 2018 Kiryat Ono Kiryat Ono ISR 2018-04-25
RcRownchangeKK*chgGame
 2305 2374 5.50 9 0.25 10 2.50 
  Aronin, Pavel 2058 MNC1.0010.13101.30 
  Gershkowich, David f2187 ISR0.501-0.2410-2.40 
  Soffer, Ram g2486 ISR0.001-0.3510-3.50 
  Zalkind, Konstantin f2175 ISR1.0010.24102.40 
  Poleg, Dan f2281 ISR1.0010.37103.70 
  Friedland, Moshe f2292 ISR1.0010.39103.90 
  Gruenfeld, Yehuda g2423 ISR0.5010.07100.70 
  Reshef, Omer m2482 ISR0.001-0.3510-3.50 
  Galburd, Yan 2364 ISR0.501-0.0110-0.10 

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 Tuesdays Spring 2018 A Tel Aviv ISR 2018-05-01
RcRownchangeKK*chgGame
 2076 2374 4.00 7 -1.85 10 -18.50 
  Zemach, Nadav 1974  * ISR1.0010.08100.80 
  Yaniv, Yuval 2038 ISR0.501-0.3810-3.80 
  Sokolovsky, Yahli 2048 ISR1.0010.13101.30 
  Shutzman, Joseph f2283 USA0.501-0.1210-1.20 
  Vaisman, Felix 2119 ISR0.001-0.8110-8.10 
  Zemach, Roee 2098 ISR0.001-0.8310-8.30 
  Uritsky, Yonathan 1974  * ISR1.0010.08100.80 
 * 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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