Individual Calculations January 2018
 Zifroni, Dov  Total change: -10.10  Rating chartPersonal card
 Herzliya International GM 2017 Herzliya ISR 2017-12-01
RcRownchangeKK*chgGame
 2409 2450 4.00 9 -1.01 10 -10.10 
  Dvoirys, Semen I. g2539 RUS0.5010.12101.20 
  Kudischewitsch, David m2350 RUS0.501-0.1410-1.40 
  Flom, Gabriel m2474 FRA0.5010.03100.30 
  Shutzman, Joseph f2279 USA0.001-0.7310-7.30 
  Bakalchuk, Johnatan f2398 ISR0.501-0.0710-0.70 
  Haimovich, Tal m2388 ISR0.501-0.0910-0.90 
  Zoler, Dan g2497 ISR0.5010.07100.70 
  Gindi, Shachar f2391 ISR0.001-0.5810-5.80 
  Lev, Ronen g2363 ISR1.0010.38103.80 

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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