Individual Calculations September 2020
 Grigoryan, Karen H.  Total change: -7.30  Rating chartPersonal card
 CN Equipas 2019-20 Penafiel POR 2020-08-22
 2357 2665 6.00 8 -0.73 10 -7.30 
  Polaczek, Richard m2363 BEL0.501-0.3510-3.50 
  Galego, Luis g2485 POR0.001-0.7410-7.40 
  Boas Novas, Fernando 2265  * POR1.0010.08100.80 
  Lopez Gonzalez, Alfonso 2265  * ESP1.0010.08100.80 
  Santos Latasa, Jaime g2575 ESP0.501-0.1210-1.20 
  Alshameary Puente, Ismael m2363 ESP1.0010.15101.50 
  Margarido, Jose Miguel Teixeira 2265  * POR1.0010.08100.80 
  Frois, Antonio m2274 POR1.0010.09100.90 
 * 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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