Rapid: Individual Calculations January 2020
 Grinberg, Iosif P.  Total change: 12.20  Rating chartPersonal card
 Zinder Memorial 2019 Rapid St. Petersburg RUS 2019-12-09
RcRownchangeKK*chgGame
 2072 2108 5.50 9 0.61 20 12.20 
  Smirnov, Vladimir G. 1822 RUS1.0010.16203.20 
  Schetchikov, Vladimir f1904 RUS1.0010.24204.80 
  Savinov, Leonid 2210 RUS0.5010.14202.80 
  Shushpanov, Vladimir m2158 RUS0.5010.07201.40 
  Monin, Nikolay m2295 RUS0.001-0.2620-5.20 
  Sorokopudov, Vladimir M. 1969 RUS1.0010.31206.20 
  Mishuchkov, Nikolai M. m2260 RUS0.001-0.3020-6.00 
  Sheynin, Izrail 1964 RUS1.0010.31206.20 
  Shin, Robert 2062 RUS0.501-0.0620-1.20 

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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