Individual Calculations August 2018
 Landa, Alex  Total change: 38.60  Rating chartPersonal card
 Gideon Japhet Memorial ACP Open 2018 B Jerusalem ISR 2018-07-01
RcRownchangeKK*chgGame
 1847 1850 5.50 7 1.93 20 38.60 
  Zaromb, Charles Irving 1547 ISR0.501-0.3620-7.20 
  Tsirilman, Guy 1699 ISR1.0010.30206.00 
  Vagman, Roy 1633 ISR0.501-0.2820-5.60 
  Rivlin, Shachar 1771 ISR1.0010.39207.80 
  Rudnev, Nikolay 1998 ISR1.0010.702014.00 
  Slonimskij, Arkadij 2114 RUS1.0010.822016.40 
  Golberg, Igor 2165 ISR0.5010.36207.20 

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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