Rapid: Individual Calculations September 2021
 Bogachkov, Viktor  Total change: 1.40  Rating chartPersonal card
 Chess_Day_Omsk_2021 Omsk RUS 2021-07-27
RcRownchangeKK*chgGame
 1820 1939 3.50 6 0.07 20 1.40 
  Smikovski, Semen 1400 RUS1.0010.03200.60 
  Melnikov, Vadim 1556 RUS1.0010.09201.80 
  Sherbakov, Vladimir 2350 RUS0.001-0.0820-1.60 
  Moiseeva, Miroslava 1349 RUS1.0010.02200.40 
  Chagochkin, Valeriy 2120 RUS0.5010.24204.80 
  Boichuk, Alexei 2147 RUS0.001-0.2320-4.60 

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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