Individual Calculations September 2017
 Ben Artzi, Ido  Total change: 9.00  Rating chartPersonal card
 Open Internacional d'Andorra Escaldes-Engordany AND 2017-07-22
RcRownchangeKK*chgGame
 2300 2380 6.50 9 1.34 10 13.40 
  Tormo Bas, Gonzalo 1980  * ESP1.0010.08100.80 
  Vignesh, B 2124 IND0.501-0.3110-3.10 
  Kobo, Ori m2494 ISR0.001-0.3410-3.40 
  Guyader, Thierry 1980  * FRA1.0010.08100.80 
  Attard, Leopold 2109 MLT1.0010.17101.70 
  Gozzoli, Yannick g2594 FRA1.0010.77107.70 
  Caspi, Israel m2487 ISR1.0010.65106.50 
  Zoler, Dan g2499 ISR1.0010.66106.60 
  Kaspi, Alexander m2435 ISR0.001-0.4210-4.20 
 * 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)
 
 Herzliya Summer Festival 2017 Open A Herzliya ISR 2017-08-21
RcRownchangeKK*chgGame
 2199 2381 4.50 7 -0.44 10 -4.40 
  Raiko, Yossi 1981  * ISR1.0010.08100.80 
  Globus, Or 2259 ISR0.501-0.1710-1.70 
  Dvoirys, Semen I. g2535 RUS0.001-0.2910-2.90 
  Milikow, Yoav 2137 ISR1.0010.20102.00 
  Bitensky, Igor m2345 ISR0.001-0.5510-5.50 
  Shik Buchbinder, Tim 1999 ISR1.0010.09100.90 
  Lahav, Michal wf2140 ISR1.0010.20102.00 
 * 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)
 

 

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