Individual Calculations February 2023
 Koloda, Polina  Total change: -22.80  Rating chartPersonal card
 Snezhnaia koroleva 2023_B-15 Khabarovsk RUS 2023-01-04
RcRownchangeKK*chgGame
 1217 1084 0.50 3 -0.57 40 -22.80 
  Talypin, Bogdan 1476 RUS0.001-0.0840-3.20 
  Polyakov, Barat 1081 RUS0.001-0.5040-20.00 
  Riabova, Viktoriia 1093 RUS0.5010.01400.40 

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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